UK FLIGHT DELAY INDEX

derived from CAA punctuality statistics for UK reporting airports

How often are these flights late or cancelled?

EDI ↔ LONDON CITY

In the twelve months from July 2025 to June 2026, 18.0% of 2,036 movements arriving into EDI were disrupted — that is, they landed more than fifteen minutes late or were cancelled at short notice.

Put the other way round, 82.0% of 2,036 movements arrived on time by the industry's fifteen-minute standard. Severe delays were rarer: about one arrival in every 1,018 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, 18.0% of 2,036 movements were disrupted and 1.3% of 2,036 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
18.0% of 2,036 movements1.3% of 2,036 movements23.3–56.1 min; N of delayed flights=341–7342,036
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: 1.3% of 2,036 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 min16.7%30 min9.5%60 min3.9%120 min0.4%180 min0.1%360 min0.0%
Delay ladder table: share, movements and one-in-N
DelayShare and nMovementsOne delay in every N operations
>15 min16.7% of 2,036 movements3416.0
>30 min9.5% of 2,036 movements19310.5
>60 min3.9% of 2,036 movements8025.4
>120 min0.4% of 2,036 movements8254.5
>180 min0.1% of 2,036 movements21,018.0
>360 minno events in 2,036 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?

When this route runs late, it is usually only a little late: big blow-ups are rarer here 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 early30515.0%15–1 early97147.7%0–15 late39319.3%16–301487.3%31–601135.6%61…120723.5%121…18060.3%181…36020.1%>36000.0%D=2,036
Definitions, denominators and limits

Ratio of the long tail to sixteen-to-sixty-minute delays: 0.0077; 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: Jun 2021, 1.8% of 55 movements. Worst month: Jul 2022, 49.3% of 152 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: 19.6%; sample: 2702018Feb 2018: 27.6%; sample: 308Mar 2018: 23.3%; sample: 331Apr 2018: 19.2%; sample: 313May 2018: 27.4%; sample: 325Jun 2018: 28.7%; sample: 296Jul 2018: 31.6%; sample: 294Aug 2018: 23.0%; sample: 291Sep 2018: 18.3%; sample: 300Oct 2018: 21.6%; sample: 342Nov 2018: 20.3%; sample: 330Dec 2018: 21.1%; sample: 266Jan 2019: 14.1%; sample: 2832019Feb 2019: 25.3%; sample: 312Mar 2019: 26.9%; sample: 334Apr 2019: 14.4%; sample: 326May 2019: 14.6%; sample: 343Jun 2019: 25.9%; sample: 305Jul 2019: 31.1%; sample: 299Aug 2019: 25.3%; sample: 288Sep 2019: 31.4%; sample: 322Oct 2019: 25.5%; sample: 365Nov 2019: 14.5%; sample: 345Dec 2019: 25.9%; sample: 293Jan 2020: 19.6%; sample: 2852020Feb 2020: 30.2%; sample: 325Mar 2020: 20.1%; sample: 174Apr 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: 0.0%; sample: 31Oct 2020: 0.0%; sample: 34Nov 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: suppressed: fewer than twenty movements×May 2021: 7.1%; sample: 28Jun 2021: 1.8%; sample: 55Jul 2021: 3.8%; sample: 53Aug 2021: 2.1%; sample: 48Sep 2021: 2.3%; sample: 87Oct 2021: 5.6%; sample: 126Nov 2021: 2.7%; sample: 146Dec 2021: 6.8%; sample: 117Jan 2022: 7.9%; sample: 632022Feb 2022: 12.2%; sample: 115Mar 2022: 7.4%; sample: 176Apr 2022: 13.5%; sample: 193May 2022: 17.6%; sample: 238Jun 2022: 34.2%; sample: 196Jul 2022: 49.3%; sample: 152Aug 2022: 28.9%; sample: 135Sep 2022: 25.1%; sample: 195Oct 2022: 10.0%; sample: 240Nov 2022: 15.8%; sample: 259Dec 2022: 29.5%; sample: 207Jan 2023: 10.0%; sample: 2312023Feb 2023: 10.8%; sample: 212Mar 2023: 24.6%; sample: 232Apr 2023: 12.8%; sample: 196May 2023: 17.7%; sample: 226Jun 2023: 35.1%; sample: 191Jul 2023: 26.8%; sample: 157Aug 2023: 22.6%; sample: 168Sep 2023: 19.3%; sample: 212Oct 2023: 24.8%; sample: 246Nov 2023: 9.2%; sample: 217Dec 2023: 20.1%; sample: 169Jan 2024: 12.0%; sample: 1752024Feb 2024: 3.8%; sample: 182Mar 2024: 16.9%; sample: 195Apr 2024: 9.2%; sample: 218May 2024: 15.5%; sample: 220Jun 2024: 27.3%; sample: 161Jul 2024: 31.4%; sample: 137Aug 2024: 26.5%; sample: 132Sep 2024: 21.6%; sample: 208Oct 2024: 16.7%; sample: 234Nov 2024: 15.9%; sample: 201Dec 2024: 15.4%; sample: 162Jan 2025: 11.6%; sample: 1722025Feb 2025: 9.0%; sample: 166Mar 2025: 12.4%; sample: 186Apr 2025: 10.9%; sample: 184May 2025: 9.4%; sample: 181Jun 2025: 23.6%; sample: 161Jul 2025: 24.8%; sample: 157Aug 2025: 23.7%; sample: 139Sep 2025: 28.9%; sample: 201Oct 2025: 15.3%; sample: 209Nov 2025: 11.6%; sample: 189Dec 2025: 18.1%; sample: 149Jan 2026: 5.2%; sample: 1542026Feb 2026: 7.2%; sample: 152Mar 2026: 20.8%; sample: 183Apr 2026: 10.7%; sample: 187May 2026: 19.2%; sample: 167Jun 2026: 31.5%; sample: 149Pandemic 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 201819.6% of 270 movements
Feb 201827.6% of 308 movements
Mar 201823.3% of 331 movements
Apr 201819.2% of 313 movements
May 201827.4% of 325 movements
Jun 201828.7% of 296 movements
Jul 201831.6% of 294 movements
Aug 201823.0% of 291 movements
Sep 201818.3% of 300 movements
Oct 201821.6% of 342 movements
Nov 201820.3% of 330 movements
Dec 201821.1% of 266 movements
Jan 201914.1% of 283 movements
Feb 201925.3% of 312 movements
Mar 201926.9% of 334 movements
Apr 201914.4% of 326 movements
May 201914.6% of 343 movements
Jun 201925.9% of 305 movements
Jul 201931.1% of 299 movements
Aug 201925.3% of 288 movements
Sep 201931.4% of 322 movements
Oct 201925.5% of 365 movements
Nov 201914.5% of 345 movements
Dec 201925.9% of 293 movements
Jan 202019.6% of 285 movements
Feb 202030.2% of 325 movements
Mar 202020.1% of 174 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 2020no events in 31 movements — small sample, not ranked
Oct 2020no events in 34 movements — small sample, not ranked
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 2021suppressed: fewer than twenty movements
May 20217.1% of 28 movements — small sample, not ranked
Jun 20211.8% of 55 movements
Jul 20213.8% of 53 movements
Aug 20212.1% of 48 movements — small sample, not ranked
Sep 20212.3% of 87 movements
Oct 20215.6% of 126 movements
Nov 20212.7% of 146 movements
Dec 20216.8% of 117 movements
Jan 20227.9% of 63 movements
Feb 202212.2% of 115 movements
Mar 20227.4% of 176 movements
Apr 202213.5% of 193 movements
May 202217.6% of 238 movements
Jun 202234.2% of 196 movements
Jul 202249.3% of 152 movements
Aug 202228.9% of 135 movements
Sep 202225.1% of 195 movements
Oct 202210.0% of 240 movements
Nov 202215.8% of 259 movements
Dec 202229.5% of 207 movements
Jan 202310.0% of 231 movements
Feb 202310.8% of 212 movements
Mar 202324.6% of 232 movements
Apr 202312.8% of 196 movements
May 202317.7% of 226 movements
Jun 202335.1% of 191 movements
Jul 202326.8% of 157 movements
Aug 202322.6% of 168 movements
Sep 202319.3% of 212 movements
Oct 202324.8% of 246 movements
Nov 20239.2% of 217 movements
Dec 202320.1% of 169 movements
Jan 202412.0% of 175 movements
Feb 20243.8% of 182 movements
Mar 202416.9% of 195 movements
Apr 20249.2% of 218 movements
May 202415.5% of 220 movements
Jun 202427.3% of 161 movements
Jul 202431.4% of 137 movements
Aug 202426.5% of 132 movements
Sep 202421.6% of 208 movements
Oct 202416.7% of 234 movements
Nov 202415.9% of 201 movements
Dec 202415.4% of 162 movements
Jan 202511.6% of 172 movements
Feb 20259.0% of 166 movements
Mar 202512.4% of 186 movements
Apr 202510.9% of 184 movements
May 20259.4% of 181 movements
Jun 202523.6% of 161 movements
Jul 202524.8% of 157 movements
Aug 202523.7% of 139 movements
Sep 202528.9% of 201 movements
Oct 202515.3% of 209 movements
Nov 202511.6% of 189 movements
Dec 202518.1% of 149 movements
Jan 20265.2% of 154 movements
Feb 20267.2% of 152 movements
Mar 202620.8% of 183 movements
Apr 202610.7% of 187 movements
May 202619.2% of 167 movements
Jun 202631.5% of 149 movements

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 2022Arrivals49.3% of 152 movements9.7% across 1,558 flightsstill above it 8 months later
Summer 2022 breakdown · Jul 2022Departures50.0% of 154 movements11.3% across 1,553 flightsreturned after 6 months
NATS system failure · Aug 2023Arrivals22.6% of 168 movements20.6% across 2,481 flightsreturned the next month
NATS system failure · Aug 2023Departures26.2% of 168 movements23.4% across 2,476 flightsreturned after 3 months
Heathrow fire closure · Mar 2025Arrivals12.4% of 186 movements18.1% across 2,206 flightsreturned the next month
Heathrow fire closure · Mar 2025Departures9.1% of 186 movements22.3% across 2,206 flightsreturned the next month
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, 31.2% of arrivals were disrupted, measured across 6 Julys in the archive. February has been the calmest, at 10.8% across 7 Februarys.

Even July has ranged from 24.8% to 49.3% 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 nJanFebMarAprMayJunJulAugSepOctNovDec201914.1% of 283 movements25.3% of 312 movements26.9% of 334 movements14.4% of 326 movements14.6% of 343 movements25.9% of 305 movements31.1% of 299 movements25.3% of 288 movements31.4% of 322 movements25.5% of 365 movements14.5% of 345 movements25.9% of 293 movements202019.6% of 285 movements30.2% of 325 movements20.1% of 174 movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementsno events in 31 movements †no events in 34 movements †suppressed: fewer than twenty movementssuppressed: fewer than twenty movements2021suppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movements7.1% of 28 movements †1.8% of 55 movements3.8% of 53 movements2.1% of 48 movements †2.3% of 87 movements5.6% of 126 movements2.7% of 146 movements6.8% of 117 movements20227.9% of 63 movements12.2% of 115 movements7.4% of 176 movements13.5% of 193 movements17.6% of 238 movements34.2% of 196 movements49.3% of 152 movements28.9% of 135 movements25.1% of 195 movements10.0% of 240 movements15.8% of 259 movements29.5% of 207 movements202310.0% of 231 movements10.8% of 212 movements24.6% of 232 movements12.8% of 196 movements17.7% of 226 movements35.1% of 191 movements26.8% of 157 movements22.6% of 168 movements19.3% of 212 movements24.8% of 246 movements9.2% of 217 movements20.1% of 169 movements202412.0% of 175 movements3.8% of 182 movements16.9% of 195 movements9.2% of 218 movements15.5% of 220 movements27.3% of 161 movements31.4% of 137 movements26.5% of 132 movements21.6% of 208 movements16.7% of 234 movements15.9% of 201 movements15.4% of 162 movements202511.6% of 172 movements9.0% of 166 movements12.4% of 186 movements10.9% of 184 movements9.4% of 181 movements23.6% of 161 movements24.8% of 157 movements23.7% of 139 movements28.9% of 201 movements15.3% of 209 movements11.6% of 189 movements18.1% of 149 movements20265.2% of 154 movements7.2% of 152 movements20.8% of 183 movements10.7% of 187 movements19.2% of 167 movements31.5% of 149 movementsno datano datano datano datano datano data
Month-by-month table: median, observed range and sample
MonthMedianObserved rangeSample
Jan11.6%5.2–19.6%7 months, 1,348 flights
Feb10.8%3.8–27.6%7 months, 1,447 flights
Mar20.8%7.4–26.9%7 months, 1,637 flights
Apr12.8%9.2–19.2%7 months, 1,617 flights
May17.6%9.4–27.4%7 months, 1,700 flights
Jun28.7%23.6–35.1%7 months, 1,459 flights
Jul31.2%24.8–49.3%6 months, 1,196 flights
Aug24.5%22.6–28.9%6 months, 1,153 flights
Sep23.4%18.3–31.4%6 months, 1,438 flights
Oct19.2%10.0–25.5%6 months, 1,636 flights
Nov15.2%9.2–20.3%6 months, 1,541 flights
Dec20.6%15.4–29.5%6 months, 1,246 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: Ba Cityflyer Ltd, 18.0% of 2,036 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 optionBa Cityflyer18.0% of 2,036 flights
Airline comparison table: operations, cancellations, three-hour delays and data quality
AirlineOperationsDisruptionCancellations>180 minData quality
Ba Cityflyer2,03618.0% of 2,036 movements1.3% of 2,036 movements0.1% of 2,036 movementsdescriptive comparison
British Airwayssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Flybesuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Loganairsuppressed: 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, GLA had the lowest disruption share at 17.7% of 1,403 movements and BHD the highest at 21.5% of 768 movements. This route sits at 18.0% of 2,036 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 optionBhd ↔ London-City21.5% of 768 flightsGla ↔ London-City17.7% of 1,403 flightsIom ↔ London-City19.8% of 400 flights
Airport comparison table: operations, cancellations, three-hour delays and data quality
Other UK airport to the same cityOperationsDisruptionCancellations>180 minData quality
Abz ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Bfs ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Bhd ↔ London-City76821.5% of 768 movements1.4% of 768 movementsno events in 768 movementsdescriptive comparison
Bhx ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Boh ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Brs ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Cwl ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Doncaster-Sheffield ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Durham-Tees-Valley ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Ext ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Gla ↔ London-City1,40317.7% of 1,403 movements1.7% of 1,403 movementsno events in 1,403 movementsdescriptive comparison
Iom ↔ London-City40019.8% of 400 movements7.0% of 400 movementsno events in 400 movementsdescriptive comparison
Jer ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Lba ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Lgw ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Lhr ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Lpl ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Ltn ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Man ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Mme ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Ncl ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Sen ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Sou ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Stn ↔ London-Citysuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed

Does the direction you are flying change anything?

Barely: arrivals into EDI ran 18.0% of 2,036 movements disrupted, departures 20.5% of 2,039 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 EDI18.0% of 2,036 movements1.3% of 2,036 movements0.1% of 2,036 movements
Departures from EDI20.5% of 2,039 movements1.5% of 2,039 movements0.4% of 2,039 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 202625 flights out of 18,98525 × £220 = £5,500
ArrivalsLast 72 months · Jul 2020–Jun 20268 flights out of 10,7208 × £220 = £1,760
DeparturesWhole archive · Jan 2018–Jun 202676 flights out of 18,98576 × £220 = £16,720
DeparturesLast 72 months · Jul 2020–Jun 202649 flights out of 10,71449 × £220 = £10,780
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 airportEDINBURGH · EDI
Final point / countryLONDON CITY / UNITED KINGDOM
Final point codesLCY / EGLC
Great-circle distance543 km
Maximum statutory amount for the band£220
Average operated arrivals per day5.51
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 archive96

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: 2,036; excluded by quarantine: 0.

Quick answers

How often is this route disrupted?

18.0% of 2,036 movements over July 2025 to June 2026. Arrivals into the UK airport; all published carriers.

How many flights are cancelled at short notice?

1.3% of 2,036 movements in the same window.

How many delays crossed three hours?

0.1% of 2,036 movements in the same window; these are observed movements, not a count of claims.

What does the delay distribution look like?

chronically slightly late. The class compares the tail with short delays across routes in the corpus.

What distance is used?

543 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.

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Reconstruction and formulas

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