UK FLIGHT DELAY INDEX

derived from CAA punctuality statistics for UK reporting airports

How often are these flights late or cancelled?

LTN ↔ GENEVA

In the twelve months from July 2025 to June 2026, 36.4% of 1,097 movements arriving into LTN were disrupted — that is, they landed more than fifteen minutes late or were cancelled at short notice.

Put the other way round, 63.6% of 1,097 movements arrived on time by the industry's fifteen-minute standard. Severe delays were rarer: about one arrival in every 84 crossed the three-hour mark. Lower is better on every figure on this page. These numbers describe what happened on the route; they are not a prediction for any individual flight.

Definitions, denominators and limits
  • “Disrupted” means an arrival more than fifteen minutes late or a short-notice cancellation. The denominator is operated movements plus short-notice cancellations.
  • Arrivals into the UK airport only; all published carriers.
  • Crossing three hours is one condition for compensation, but monthly data cannot establish any individual passenger’s rights.
  • Delay cause is not published in the open data.
  • Source: CAA punctuality statistics · snapshot 17/08/2026 10:24 · method route-record-v2.1.

0 operations (0.00%) excluded because their published percentages could not be reconciled to whole numbers. Excluded operations enter neither the numerator nor the denominator. Outcome figures and comparisons are unavailable when the excluded share exceeds fifteen percent.

The four numbers at a glance

In the twelve months from July 2025 to June 2026, 36.4% of 1,097 movements were disrupted and no events in 1,097 movements were cancelled at short notice.

When a flight was late, it was typically late by the range shown below. The delay is given as a range, not a single number, because the regulator rounds its published percentages and never says how many flights landed exactly on time.

Disruption shareShort-notice cancellationsAverage delay among delayed flights only — boundsOperations
36.4% of 1,097 movementsno events in 1,097 movements35.2–60.8 min; N of delayed flights=399–6571,097
Definitions, denominators and limits

The bounds account for CAA rounding and the unknown number of zero delays. A point average across all operated movements, including punctual ones, would answer a different question and is not used here.

When it is late, how late is it?

Most delays here are short. The ladder below shows how many arrivals crossed each threshold, from a quarter of an hour up to six hours; each rung can only be smaller than the one above it.

Cancellations are counted separately: no events in 1,097 movements. “One in N” means how many arrivals you would typically see between events at that level.

Delay threshold ladder; count and share of known operations15 min36.4%30 min23.0%60 min10.9%120 min3.0%180 min1.2%360 min0.0%
Delay ladder table: share, movements and one-in-N
DelayShare and nMovementsOne delay in every N operations
>15 min36.4% of 1,097 movements3992.7
>30 min23.0% of 1,097 movements2524.4
>60 min10.9% of 1,097 movements1209.1
>120 min3.0% of 1,097 movements3333.2
>180 min1.2% of 1,097 movements1384.4
>360 minno events in 1,097 movements0no observed events, which is not zero risk
Definitions, denominators and limits

CAA counts delays strictly greater than each threshold, so exactly three hours is inseparable from the previous bucket. The ladder describes the archive, not a forecast.

Slightly late, or occasionally a disaster?

This route runs late less often than most, but when it does go wrong it tends to go badly wrong: its long delays are heavier than on the typical UK route.

The histogram below counts every recorded arrival, from more than fifteen minutes early through to more than six hours late. A tall bar near the middle and a thin right-hand tail is the healthy shape.

Nine delay buckets, minutes; share of all recorded operations>15 early1019.2%15–1 early33930.9%0–15 late25823.5%16–3014713.4%31–6013212.0%61…120877.9%121…180201.8%181…360131.2%>36000.0%D=1,097
Definitions, denominators and limits

Ratio of the long tail to sixteen-to-sixty-minute delays: 0.0466; corpus median 0.0217; 2056 routes in the corpus. The shape is compared conditionally among delays; the class name does not measure absolute frequency. Histogram counts and shares cover all recorded operations including unmatched records; reconstructed uniquely.

Has this route got better or worse since 2018?

Best month: Nov 2022, 12.0% of 50 movements. Worst month: Jul 2023, 72.2% of 54 movements.

The line traces every month in the archive; lower is better. Gaps are months with no published data, never zeros. The 2020 and 2021 readings reflect the pandemic, not normal service.

Monthly disruption share; gaps mean no published dataJan 2018: 26.9%; sample: 1712018Feb 2018: 29.2%; sample: 168Mar 2018: 46.6%; sample: 174Apr 2018: 30.7%; sample: 101May 2018: 33.9%; sample: 62Jun 2018: 48.3%; sample: 60Jul 2018: 63.5%; sample: 63Aug 2018: 50.0%; sample: 62Sep 2018: 38.3%; sample: 60Oct 2018: 25.0%; sample: 60Nov 2018: 9.1%; sample: 44Dec 2018: 40.3%; sample: 124Jan 2019: 21.8%; sample: 1702019Feb 2019: 30.1%; sample: 166Mar 2019: 32.3%; sample: 192Apr 2019: 28.0%; sample: 107May 2019: 24.2%; sample: 62Jun 2019: 40.0%; sample: 60Jul 2019: 46.0%; sample: 63Aug 2019: 46.0%; sample: 63Sep 2019: 35.6%; sample: 59Oct 2019: 31.5%; sample: 54Nov 2019: 18.6%; sample: 43Dec 2019: 46.8%; sample: 126Jan 2020: 25.4%; sample: 1732020Feb 2020: 46.9%; sample: 179Mar 2020: 23.5%; sample: 136Apr 2020: suppressed: fewer than twenty movements×May 2020: suppressed: fewer than twenty movements×Jun 2020: suppressed: fewer than twenty movements×Jul 2020: suppressed: fewer than twenty movements×Aug 2020: suppressed: fewer than twenty movements×Sep 2020: suppressed: fewer than twenty movements×Oct 2020: suppressed: fewer than twenty movements×Nov 2020: suppressed: fewer than twenty movements×Dec 2020: suppressed: fewer than twenty movements×Jan 2021: suppressed: fewer than twenty movements×2021Feb 2021: suppressed: fewer than twenty movements×Mar 2021: suppressed: fewer than twenty movements×Apr 2021: no data×May 2021: no data×Jun 2021: no data×Jul 2021: no data×Aug 2021: suppressed: fewer than twenty movements×Sep 2021: suppressed: fewer than twenty movements×Oct 2021: 50.0%; sample: 20Nov 2021: 23.1%; sample: 26Dec 2021: 29.5%; sample: 78Jan 2022: 13.0%; sample: 1232022Feb 2022: 52.4%; sample: 145Mar 2022: 44.1%; sample: 152Apr 2022: 56.5%; sample: 62May 2022: 51.0%; sample: 49Jun 2022: 68.8%; sample: 32Jul 2022: 86.2%; sample: 29Aug 2022: 78.3%; sample: 23Sep 2022: 78.6%; sample: 28Oct 2022: 57.6%; sample: 33Nov 2022: 12.0%; sample: 50Dec 2022: 56.1%; sample: 171Jan 2023: 38.1%; sample: 1892023Feb 2023: 34.0%; sample: 194Mar 2023: 60.7%; sample: 191Apr 2023: 60.0%; sample: 60May 2023: 44.8%; sample: 58Jun 2023: 63.0%; sample: 54Jul 2023: 72.2%; sample: 54Aug 2023: 65.4%; sample: 52Sep 2023: 50.9%; sample: 55Oct 2023: 37.5%; sample: 56Nov 2023: 21.1%; sample: 38Dec 2023: 34.1%; sample: 173Jan 2024: 38.2%; sample: 1782024Feb 2024: 36.0%; sample: 189Mar 2024: 33.2%; sample: 208Apr 2024: 33.8%; sample: 65May 2024: 46.4%; sample: 56Jun 2024: 47.1%; sample: 51Jul 2024: 66.0%; sample: 53Aug 2024: 55.6%; sample: 54Sep 2024: 56.8%; sample: 44Oct 2024: 54.8%; sample: 31Nov 2024: 13.8%; sample: 29Dec 2024: 41.7%; sample: 168Jan 2025: 37.3%; sample: 1612025Feb 2025: 43.2%; sample: 185Mar 2025: 20.4%; sample: 206Apr 2025: 37.0%; sample: 73May 2025: 65.0%; sample: 40Jun 2025: 53.7%; sample: 41Jul 2025: 80.9%; sample: 47Aug 2025: 60.0%; sample: 50Sep 2025: 58.8%; sample: 34Oct 2025: 38.7%; sample: 31Nov 2025: 14.8%; sample: 27Dec 2025: 29.5%; sample: 183Jan 2026: 41.2%; sample: 1822026Feb 2026: 25.7%; sample: 191Mar 2026: 25.2%; sample: 206Apr 2026: 33.3%; sample: 78May 2026: 43.8%; sample: 32Jun 2026: 69.4%; sample: 36Pandemic regime Jun 2020Summer 2022 breakdown Jul 2022NATS system failure Aug 2023Heathrow fire closure Mar 2025100%0%
Every month since 2018, including gaps and suppressed cells
MonthDisruption on arrivals
Jan 201826.9% of 171 movements
Feb 201829.2% of 168 movements
Mar 201846.6% of 174 movements
Apr 201830.7% of 101 movements
May 201833.9% of 62 movements
Jun 201848.3% of 60 movements
Jul 201863.5% of 63 movements
Aug 201850.0% of 62 movements
Sep 201838.3% of 60 movements
Oct 201825.0% of 60 movements
Nov 20189.1% of 44 movements — small sample, not ranked
Dec 201840.3% of 124 movements
Jan 201921.8% of 170 movements
Feb 201930.1% of 166 movements
Mar 201932.3% of 192 movements
Apr 201928.0% of 107 movements
May 201924.2% of 62 movements
Jun 201940.0% of 60 movements
Jul 201946.0% of 63 movements
Aug 201946.0% of 63 movements
Sep 201935.6% of 59 movements
Oct 201931.5% of 54 movements
Nov 201918.6% of 43 movements — small sample, not ranked
Dec 201946.8% of 126 movements
Jan 202025.4% of 173 movements
Feb 202046.9% of 179 movements
Mar 202023.5% of 136 movements
Apr 2020suppressed: fewer than twenty movements
May 2020suppressed: fewer than twenty movements
Jun 2020suppressed: fewer than twenty movements
Jul 2020suppressed: fewer than twenty movements
Aug 2020suppressed: fewer than twenty movements
Sep 2020suppressed: fewer than twenty movements
Oct 2020suppressed: fewer than twenty movements
Nov 2020suppressed: fewer than twenty movements
Dec 2020suppressed: fewer than twenty movements
Jan 2021suppressed: fewer than twenty movements
Feb 2021suppressed: fewer than twenty movements
Mar 2021suppressed: fewer than twenty movements
Apr 2021no data
May 2021no data
Jun 2021no data
Jul 2021no data
Aug 2021suppressed: fewer than twenty movements
Sep 2021suppressed: fewer than twenty movements
Oct 202150.0% of 20 movements — small sample, not ranked
Nov 202123.1% of 26 movements — small sample, not ranked
Dec 202129.5% of 78 movements
Jan 202213.0% of 123 movements
Feb 202252.4% of 145 movements
Mar 202244.1% of 152 movements
Apr 202256.5% of 62 movements
May 202251.0% of 49 movements — small sample, not ranked
Jun 202268.8% of 32 movements — small sample, not ranked
Jul 202286.2% of 29 movements — small sample, not ranked
Aug 202278.3% of 23 movements — small sample, not ranked
Sep 202278.6% of 28 movements — small sample, not ranked
Oct 202257.6% of 33 movements — small sample, not ranked
Nov 202212.0% of 50 movements
Dec 202256.1% of 171 movements
Jan 202338.1% of 189 movements
Feb 202334.0% of 194 movements
Mar 202360.7% of 191 movements
Apr 202360.0% of 60 movements
May 202344.8% of 58 movements
Jun 202363.0% of 54 movements
Jul 202372.2% of 54 movements
Aug 202365.4% of 52 movements
Sep 202350.9% of 55 movements
Oct 202337.5% of 56 movements
Nov 202321.1% of 38 movements — small sample, not ranked
Dec 202334.1% of 173 movements
Jan 202438.2% of 178 movements
Feb 202436.0% of 189 movements
Mar 202433.2% of 208 movements
Apr 202433.8% of 65 movements
May 202446.4% of 56 movements
Jun 202447.1% of 51 movements
Jul 202466.0% of 53 movements
Aug 202455.6% of 54 movements
Sep 202456.8% of 44 movements — small sample, not ranked
Oct 202454.8% of 31 movements — small sample, not ranked
Nov 202413.8% of 29 movements — small sample, not ranked
Dec 202441.7% of 168 movements
Jan 202537.3% of 161 movements
Feb 202543.2% of 185 movements
Mar 202520.4% of 206 movements
Apr 202537.0% of 73 movements
May 202565.0% of 40 movements — small sample, not ranked
Jun 202553.7% of 41 movements — small sample, not ranked
Jul 202580.9% of 47 movements — small sample, not ranked
Aug 202560.0% of 50 movements
Sep 202558.8% of 34 movements — small sample, not ranked
Oct 202538.7% of 31 movements — small sample, not ranked
Nov 202514.8% of 27 movements — small sample, not ranked
Dec 202529.5% of 183 movements
Jan 202641.2% of 182 movements
Feb 202625.7% of 191 movements
Mar 202625.2% of 206 movements
Apr 202633.3% of 78 movements
May 202643.8% of 32 movements — small sample, not ranked
Jun 202669.4% of 36 movements — small sample, not ranked

What did the big disruptions actually do here?

Each named event below is shown against this route’s own baseline for the twelve months before it, and against how long the route took to get back to that baseline.

A month worse than baseline is not proof the named event caused it: the open data carry no delay-cause field at all. Some events sit near the edge of the archive, which limits how long a recovery can be traced.

EventDirectionDisruption that monthBaseline beforeReturn to baseline
Pandemic regime · Jun 2020Arrivalssuppressed: fewer than twenty movementsno complete baselinenot enough data: needs a complete baseline and a publishable event month
Pandemic regime · Jun 2020Departuressuppressed: fewer than twenty movementsno complete baselinenot enough data: needs a complete baseline and a publishable event month
Summer 2022 breakdown · Jul 2022Arrivals86.2% of 29 movements — small sample, not rankedno complete baselinenot enough data: needs a complete baseline and a publishable event month
Summer 2022 breakdown · Jul 2022Departures72.4% of 29 movements — small sample, not rankedno complete baselinenot enough data: needs a complete baseline and a publishable event month
NATS system failure · Aug 2023Arrivals65.4% of 52 movements54.6% across 1,105 flightsreturned the next month
NATS system failure · Aug 2023Departures44.2% of 52 movements39.1% across 1,102 flightsreturned the next month
Heathrow fire closure · Mar 2025Arrivals20.4% of 206 movements44.1% across 1,105 flightsreturned the next month
Heathrow fire closure · Mar 2025Departures18.0% of 206 movements24.2% across 1,104 flightsreturned after 8 months
Definitions, denominators and limits

The baseline is the unweighted mean share over the twelve preceding calendar months. The return window is the following eight months, up to the end of the archive. Return means the first observed value at or below the baseline; it is not the duration of the disruption itself. If the event month is already below the baseline, counting still starts the month after. Gaps and suppressed cells are not treated as zeros or as recovery.

Which time of year has historically been hardest?

July has historically been the hardest month on this route: in a typical July, 69.1% of arrivals were disrupted, measured across 6 Julys in the archive. November has been the calmest, at 14.3% across 6 Novembers.

Even July has ranged from 46.0% to 86.2% in different years, so this is a record of what happened, not a forecast of what will. Lower is better throughout.

Each cell is one calendar month of one year; the number is the share of that month’s arrivals that were disrupted. Darker means worse. A blank cell means no published data, not zero.

Seasonality: calendar month by year; share and nJanFebMarAprMayJunJulAugSepOctNovDec201921.8% of 170 movements30.1% of 166 movements32.3% of 192 movements28.0% of 107 movements24.2% of 62 movements40.0% of 60 movements46.0% of 63 movements46.0% of 63 movements35.6% of 59 movements31.5% of 54 movements18.6% of 43 movements †46.8% of 126 movements202025.4% of 173 movements46.9% of 179 movements23.5% of 136 movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movements2021suppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementsno datano datano datano datasuppressed: fewer than twenty movementssuppressed: fewer than twenty movements50.0% of 20 movements †23.1% of 26 movements †29.5% of 78 movements202213.0% of 123 movements52.4% of 145 movements44.1% of 152 movements56.5% of 62 movements51.0% of 49 movements †68.8% of 32 movements †86.2% of 29 movements †78.3% of 23 movements †78.6% of 28 movements †57.6% of 33 movements †12.0% of 50 movements56.1% of 171 movements202338.1% of 189 movements34.0% of 194 movements60.7% of 191 movements60.0% of 60 movements44.8% of 58 movements63.0% of 54 movements72.2% of 54 movements65.4% of 52 movements50.9% of 55 movements37.5% of 56 movements21.1% of 38 movements †34.1% of 173 movements202438.2% of 178 movements36.0% of 189 movements33.2% of 208 movements33.8% of 65 movements46.4% of 56 movements47.1% of 51 movements66.0% of 53 movements55.6% of 54 movements56.8% of 44 movements †54.8% of 31 movements †13.8% of 29 movements †41.7% of 168 movements202537.3% of 161 movements43.2% of 185 movements20.4% of 206 movements37.0% of 73 movements65.0% of 40 movements †53.7% of 41 movements †80.9% of 47 movements †60.0% of 50 movements58.8% of 34 movements †38.7% of 31 movements †14.8% of 27 movements †29.5% of 183 movements202641.2% of 182 movements25.7% of 191 movements25.2% of 206 movements33.3% of 78 movements43.8% of 32 movements †69.4% of 36 movements †no datano datano datano datano datano data
Month-by-month table: median, observed range and sample
MonthMedianObserved rangeSample
Jan37.3%13.0–41.2%7 months, 1,174 flights
Feb34.0%25.7–52.4%7 months, 1,238 flights
Mar33.2%20.4–60.7%7 months, 1,329 flights
Apr33.8%28.0–60.0%7 months, 546 flights
May44.8%24.2–65.0%7 months, 359 flights
Jun53.7%40.0–69.4%7 months, 334 flights
Jul69.1%46.0–86.2%6 months, 309 flights
Aug57.8%46.0–78.3%6 months, 304 flights
Sep53.9%35.6–78.6%6 months, 280 flights
Oct38.1%25.0–57.6%6 months, 265 flights
Nov14.3%9.1–21.1%6 months, 231 flights
Dec41.0%29.5–56.1%6 months, 945 flights
Definitions, denominators and limits

The matrix shows the last eight calendar years, including an incomplete final year; the start of the archive is kept in the history above. Seasonal summaries use the whole available archive, excluding the pandemic regime 2020–2021; this is an observed range, not a forecast. Zero events, missing data and suppressed cells are marked separately. † marks a small sample, described but not ranked. For ranges the colour follows the upper bound.

Which airline has the better record here?

Only one carrier published enough flights here to report: Easyjet Uk Ltd, 36.3% of 1,084 movements disrupted.

Figures cover arrivals, July 2025 to June 2026; lower is better in every column. Carriers with fewer than twenty published flights are suppressed rather than shown as zero. The page makes no ranking: the operations behind these shares are not matched for aircraft, time of day or season.

Observed disruption share by optionEasyjet Uk36.3% of 1,084 flights
Airline comparison table: operations, cancellations, three-hour delays and data quality
AirlineOperationsDisruptionCancellations>180 minData quality
British Airwayssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Dc Aviationsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Easyjet Airlinesuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Easyjet Europesuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Easyjet Switzerlandsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Easyjet Uk1,08436.3% of 1,084 movementsno events in 1,084 movements1.2% of 1,084 movementsdescriptive comparison
El Alsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Execujet Scandinaviasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Gainjet Aviationsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Jet2.Comsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Mhs Aviation Gruenwaldsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Vistajet Maltasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed

The noise check is a descriptive approximation assuming independent operations. Delay correlation and mix differences are not estimated; no ranking is derived.

Would another UK airport have been better?

Among UK airports flying to this city with enough flights to publish, SEN had the lowest disruption share at 20.0% of 85 movements and MAN the highest at 51.8% of 1,098 movements. This route sits at 36.4% of 1,097 movements.

Each figure is arrivals into that UK airport, all carriers combined, over the same twelve months. It is a historical record, not a recommendation about where to fly from, and it says nothing about getting to or from each airport on the ground.

Observed disruption share by optionBfs ↔ Geneva30.4% of 125 flightsBhx ↔ Geneva32.6% of 411 flightsBoh ↔ Geneva26.8% of 97 flightsBrs ↔ Geneva33.8% of 758 flightsEdi ↔ Geneva38.6% of 733 flightsGla ↔ Geneva44.6% of 74 flightsLba ↔ Geneva38.5% of 122 flightsLcy ↔ Geneva26.6% of 158 flights
Airport comparison table: operations, cancellations, three-hour delays and data quality
Other UK airport to the same cityOperationsDisruptionCancellations>180 minData quality
Abz ↔ Genevasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Bfs ↔ Geneva12530.4% of 125 movements0.8% of 125 movements0.8% of 125 movementsdescriptive comparison
Bhd ↔ Genevasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Bhx ↔ Geneva41132.6% of 411 movements0.5% of 411 movements0.5% of 411 movementsdescriptive comparison
Boh ↔ Geneva9726.8% of 97 movementsno events in 97 movementsno events in 97 movementsdescriptive comparison
Brs ↔ Geneva75833.8% of 758 movements0.3% of 758 movements0.8% of 758 movementsdescriptive comparison
Cwl ↔ Genevasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Doncaster-Sheffield ↔ Genevasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Durham-Tees-Valley ↔ Genevasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Edi ↔ Geneva73338.6% of 733 movements0.5% of 733 movements0.4% of 733 movementsdescriptive comparison
Ema ↔ Genevasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Ext ↔ Genevasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Gla ↔ Geneva7444.6% of 74 movementsno events in 74 movementsno events in 74 movementsdescriptive comparison
Iom ↔ Genevasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Jer ↔ Genevasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Lba ↔ Geneva12238.5% of 122 movementsno events in 122 movements0.8% of 122 movementsdescriptive comparison
Lcy ↔ Geneva15826.6% of 158 movements0.6% of 158 movementsno events in 158 movementsdescriptive comparison
Lgw ↔ Geneva2,41130.0% of 2,411 movements1.3% of 2,411 movements0.7% of 2,411 movementsdescriptive comparison
Lhr ↔ Geneva4,51421.8% of 4,514 movements1.0% of 4,514 movements0.2% of 4,514 movementsdescriptive comparison
Lpl ↔ Geneva22724.2% of 227 movements0.9% of 227 movementsno events in 227 movementsdescriptive comparison
Man ↔ Geneva1,09851.8% of 1,098 movements1.2% of 1,098 movements1.0% of 1,098 movementsdescriptive comparison
Ncl ↔ Geneva8525.9% of 85 movementsno events in 85 movementsno events in 85 movementsdescriptive comparison
Sen ↔ Geneva8520.0% of 85 movements1.2% of 85 movementsno events in 85 movementsdescriptive comparison
Sou ↔ Geneva6222.6% of 62 movements1.6% of 62 movementsno events in 62 movementsdescriptive comparison
Stn ↔ Geneva11938.7% of 119 movementsno events in 119 movements0.8% of 119 movementsdescriptive comparison

Does the direction you are flying change anything?

Yes: arrivals into LTN ran 36.4% of 1,097 movements disrupted, departures 24.9% of 1,095 movements.

It matters legally as well as practically: a departure from the UK and an arrival into the UK on a UK or EU carrier fall under different conditions, and a departure delay does not establish a late arrival at your final destination.

Arrivals and departures side by side
DirectionDisruptionCancellationsOver three hours
Arrivals into LTN36.4% of 1,097 movementsno events in 1,097 movements1.2% of 1,097 movements
Departures from LTN24.9% of 1,095 movementsno events in 1,095 movements0.9% of 1,095 movements
Definitions, denominators and limits

CAA conditions on delays and cancellations.

How many flights here crossed the three-hour mark?

The table below counts arrivals and departures that ran more than three hours late — the threshold that is one of the conditions for compensation — across the whole archive and within the last six years.

The pound figure beside each count is arithmetic, not money anyone received: it is the count multiplied by the maximum statutory amount for this distance band. Whether any of those flights actually qualified is not knowable from this data.

DirectionWindowFlights over three hoursArithmetic statutory ceiling
ArrivalsWhole archive · Jan 2018–Jun 202643 flights out of 7,98743 × £220 = £9,460
ArrivalsLast 72 months · Jul 2020–Jun 202634 flights out of 5,18534 × £220 = £7,480
DeparturesWhole archive · Jan 2018–Jun 202625 flights out of 7,97325 × £220 = £5,500
DeparturesLast 72 months · Jul 2020–Jun 202622 flights out of 5,17822 × £220 = £4,840
Definitions, denominators and limits

Full formula: the count is the sum of the two tail buckets across months, carriers and service types in one direction; the ceiling is that count multiplied by the maximum statutory amount for the distance band. The condition is: if every such delay had been the carrier's fault and a claim had been filed on every one of them.

This is conditional arithmetic over operations: passenger numbers, legal applicability and the number of claims are all unknown. For departures it is an arithmetic scenario only, because arrival at the final point is not observed. For long routes the maximum ceiling is used; any reduction in the payable amount is not calculated.

The archive window is counted from the last month of data, not from today: this is not a limitation check for an individual case. The CAA states six years for England and Wales and five for Scotland. CAA: time limits and how to complain. Information, not a legal service.

The facts about this route

Route reference table: codes, distance, frequency, archive span
FieldValue
UK airportLUTON · LTN
Final point / countryGENEVA / SWITZERLAND
Final point codesGVA / LSGG
Great-circle distance784 km
Maximum statutory amount for the band£220
Average operated arrivals per day3.01
Presence in the latest twelve-month windowoperations present in every month of the latest twelve-month window
First and last active monthJan 2018–Jun 2026
Months with operations in the archive91

origin_destination is the final point of the CAA service, not evidence of a nonstop connection. The distance joins the coordinates of the named airports; the actual track is unknown. Frequency describes published operations.

What this data cannot tell you

Delay cause is not published in the regulator's open data. Monthly aggregates describe a population, not a specific flight. Cells below twenty operations are suppressed; twenty to forty-nine are descriptive only and not ranked. Arrivals and departures do not add up. Cancellations are short-notice only, by the CAA definition. A movement is not the same as a scheduled flight.

0 operations (0.00%) excluded because their published percentages could not be reconciled to whole numbers. Excluded operations enter neither the numerator nor the denominator. Outcome figures and comparisons are unavailable when the excluded share exceeds fifteen percent.

Data-quality counters for this route

Zero observed events does not mean zero risk. Operator coverage against the Summary file is not established in this record; comparisons are limited to the published population.

Unmatched records: 0; all recorded operations: 1,097; excluded by quarantine: 0.

Quick answers

How often is this route disrupted?

36.4% of 1,097 movements over July 2025 to June 2026. Arrivals into the UK airport; all published carriers.

How many flights are cancelled at short notice?

no events in 1,097 movements in the same window.

How many delays crossed three hours?

1.2% of 1,097 movements in the same window; these are observed movements, not a count of claims.

What does the delay distribution look like?

rare but severe. The class compares the tail with short delays across routes in the corpus.

What distance is used?

784 km, great-circle.

Can compensation entitlement be established here?

No. The cause and the circumstances of an individual flight are unknown. Official CAA conditions.

Why do some cells say "no data"?

That month is absent from the published series. Small cells carry a separate "suppressed" marker; a gap is never replaced by a zero.

How this was calculated

Dataset version, input hashes and reconstruction rules

Dataset version: 396da8dde2874f14; method route-record-v2.1.

Versioned register of every number and the entity map · Input hashes · Correction log · Reconstruction and formulas.

Reconstruction: integer counts inside the rounding bounds of shares of D, summing to M. Ambiguity is preserved as a range of feasible counts; non-convergence stays in quarantine. The map of codes and coordinates is pinned by hash alongside the data. Raw CSV files are not included in the published output.

Your trip has already gone wrong — what now?

The official route to complain

Contact the airline first, then the relevant ADR body or the CAA. The right to care is assessed separately from compensation; time limits and circumstances are checked case by case. CAA: how to complain.

Reconstruction and formulas

Open the versioned claim register

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