UK FLIGHT DELAY INDEX

derived from CAA punctuality statistics for UK reporting airports

How often are these flights late or cancelled?

LHR ↔ BRIDGETOWN

In the twelve months from July 2025 to June 2026, 13.4% of 678 movements arriving into LHR were disrupted — that is, they landed more than fifteen minutes late or were cancelled at short notice.

Put the other way round, 86.6% of 678 movements arrived on time by the industry's fifteen-minute standard. Severe delays were rarer: about one arrival in every 226 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, 13.4% of 678 movements were disrupted and 0.1% of 678 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
13.4% of 678 movements0.1% of 678 movements24.9–71.0 min; N of delayed flights=90–230678
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: 0.1% of 678 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 min13.3%30 min7.2%60 min4.1%120 min1.0%180 min0.4%360 min0.1%
Delay ladder table: share, movements and one-in-N
DelayShare and nMovementsOne delay in every N operations
>15 min13.3% of 678 movements907.5
>30 min7.2% of 678 movements4913.8
>60 min4.1% of 678 movements2824.2
>120 min1.0% of 678 movements796.9
>180 min0.4% of 678 movements3226.0
>360 min0.1% of 678 movements1678.0
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 early19528.8%15–1 early25237.2%0–15 late14020.6%16–30416.0%31–60213.1%61…120213.1%121…18040.6%181…36020.3%>36010.1%D=678
Definitions, denominators and limits

Ratio of the long tail to sixteen-to-sixty-minute delays: 0.0484; 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: Feb 2024, 3.2% of 62 movements. Worst month: Dec 2021, 49.3% of 69 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: suppressed: fewer than twenty movements×2018Feb 2018: suppressed: fewer than twenty movements×Mar 2018: suppressed: fewer than twenty movements×Apr 2018: no data×May 2018: no data×Jun 2018: no data×Jul 2018: no data×Aug 2018: suppressed: fewer than twenty movements×Sep 2018: no data×Oct 2018: no data×Nov 2018: suppressed: fewer than twenty movements×Dec 2018: suppressed: fewer than twenty movements×Jan 2019: suppressed: fewer than twenty movements×2019Feb 2019: suppressed: fewer than twenty movements×Mar 2019: suppressed: fewer than twenty movements×Apr 2019: no data×May 2019: no data×Jun 2019: no data×Jul 2019: no data×Aug 2019: suppressed: fewer than twenty movements×Sep 2019: suppressed: fewer than twenty movements×Oct 2019: no data×Nov 2019: no data×Dec 2019: suppressed: fewer than twenty movements×Jan 2020: suppressed: fewer than twenty movements×2020Feb 2020: suppressed: fewer than twenty movements×Mar 2020: suppressed: fewer than twenty movements×Apr 2020: no data×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: 20.0%; sample: 35Jan 2021: 2.9%; sample: 342021Feb 2021: suppressed: fewer than twenty movements×Mar 2021: suppressed: fewer than twenty movements×Apr 2021: suppressed: fewer than twenty movements×May 2021: suppressed: fewer than twenty movements×Jun 2021: 4.8%; sample: 21Jul 2021: 27.3%; sample: 44Aug 2021: 17.0%; sample: 53Sep 2021: 36.2%; sample: 47Oct 2021: 23.2%; sample: 56Nov 2021: 34.6%; sample: 52Dec 2021: 49.3%; sample: 69Jan 2022: 44.3%; sample: 702022Feb 2022: 32.7%; sample: 52Mar 2022: 29.1%; sample: 55Apr 2022: 35.9%; sample: 39May 2022: 32.5%; sample: 40Jun 2022: 44.7%; sample: 38Jul 2022: 27.5%; sample: 40Aug 2022: 42.5%; sample: 40Sep 2022: 52.6%; sample: 38Oct 2022: 17.5%; sample: 40Nov 2022: 23.4%; sample: 47Dec 2022: 22.9%; sample: 48Jan 2023: 33.9%; sample: 592023Feb 2023: 26.2%; sample: 61Mar 2023: 25.4%; sample: 59Apr 2023: 9.3%; sample: 43May 2023: 26.8%; sample: 41Jun 2023: 16.1%; sample: 31Jul 2023: 15.0%; sample: 40Aug 2023: 32.5%; sample: 40Sep 2023: 44.4%; sample: 36Oct 2023: 32.6%; sample: 43Nov 2023: 9.8%; sample: 51Dec 2023: 9.4%; sample: 53Jan 2024: 16.1%; sample: 622024Feb 2024: 3.2%; sample: 62Mar 2024: 6.0%; sample: 67Apr 2024: 8.3%; sample: 48May 2024: 10.5%; sample: 38Jun 2024: 19.4%; sample: 36Jul 2024: 22.9%; sample: 35Aug 2024: 10.8%; sample: 37Sep 2024: 32.4%; sample: 34Oct 2024: 11.9%; sample: 42Nov 2024: 26.4%; sample: 87Dec 2024: 20.0%; sample: 95Jan 2025: 14.1%; sample: 992025Feb 2025: 9.1%; sample: 88Mar 2025: 27.4%; sample: 95Apr 2025: 6.6%; sample: 61May 2025: 5.6%; sample: 36Jun 2025: 14.3%; sample: 35Jul 2025: 8.6%; sample: 35Aug 2025: 18.8%; sample: 32Sep 2025: 23.3%; sample: 30Oct 2025: 10.3%; sample: 39Nov 2025: 9.0%; sample: 67Dec 2025: 12.6%; sample: 95Jan 2026: 26.5%; sample: 982026Feb 2026: 5.7%; sample: 88Mar 2026: 7.7%; sample: 91Apr 2026: 9.8%; sample: 41May 2026: 19.4%; sample: 31Jun 2026: 16.1%; sample: 31Pandemic 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 2018suppressed: fewer than twenty movements
Feb 2018suppressed: fewer than twenty movements
Mar 2018suppressed: fewer than twenty movements
Apr 2018no data
May 2018no data
Jun 2018no data
Jul 2018no data
Aug 2018suppressed: fewer than twenty movements
Sep 2018no data
Oct 2018no data
Nov 2018suppressed: fewer than twenty movements
Dec 2018suppressed: fewer than twenty movements
Jan 2019suppressed: fewer than twenty movements
Feb 2019suppressed: fewer than twenty movements
Mar 2019suppressed: fewer than twenty movements
Apr 2019no data
May 2019no data
Jun 2019no data
Jul 2019no data
Aug 2019suppressed: fewer than twenty movements
Sep 2019suppressed: fewer than twenty movements
Oct 2019no data
Nov 2019no data
Dec 2019suppressed: fewer than twenty movements
Jan 2020suppressed: fewer than twenty movements
Feb 2020suppressed: fewer than twenty movements
Mar 2020suppressed: fewer than twenty movements
Apr 2020no data
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 202020.0% of 35 movements — small sample, not ranked
Jan 20212.9% of 34 movements — small sample, not ranked
Feb 2021suppressed: fewer than twenty movements
Mar 2021suppressed: fewer than twenty movements
Apr 2021suppressed: fewer than twenty movements
May 2021suppressed: fewer than twenty movements
Jun 20214.8% of 21 movements — small sample, not ranked
Jul 202127.3% of 44 movements — small sample, not ranked
Aug 202117.0% of 53 movements
Sep 202136.2% of 47 movements — small sample, not ranked
Oct 202123.2% of 56 movements
Nov 202134.6% of 52 movements
Dec 202149.3% of 69 movements
Jan 202244.3% of 70 movements
Feb 202232.7% of 52 movements
Mar 202229.1% of 55 movements
Apr 202235.9% of 39 movements — small sample, not ranked
May 202232.5% of 40 movements — small sample, not ranked
Jun 202244.7% of 38 movements — small sample, not ranked
Jul 202227.5% of 40 movements — small sample, not ranked
Aug 202242.5% of 40 movements — small sample, not ranked
Sep 202252.6% of 38 movements — small sample, not ranked
Oct 202217.5% of 40 movements — small sample, not ranked
Nov 202223.4% of 47 movements — small sample, not ranked
Dec 202222.9% of 48 movements — small sample, not ranked
Jan 202333.9% of 59 movements
Feb 202326.2% of 61 movements
Mar 202325.4% of 59 movements
Apr 20239.3% of 43 movements — small sample, not ranked
May 202326.8% of 41 movements — small sample, not ranked
Jun 202316.1% of 31 movements — small sample, not ranked
Jul 202315.0% of 40 movements — small sample, not ranked
Aug 202332.5% of 40 movements — small sample, not ranked
Sep 202344.4% of 36 movements — small sample, not ranked
Oct 202332.6% of 43 movements — small sample, not ranked
Nov 20239.8% of 51 movements
Dec 20239.4% of 53 movements
Jan 202416.1% of 62 movements
Feb 20243.2% of 62 movements
Mar 20246.0% of 67 movements
Apr 20248.3% of 48 movements — small sample, not ranked
May 202410.5% of 38 movements — small sample, not ranked
Jun 202419.4% of 36 movements — small sample, not ranked
Jul 202422.9% of 35 movements — small sample, not ranked
Aug 202410.8% of 37 movements — small sample, not ranked
Sep 202432.4% of 34 movements — small sample, not ranked
Oct 202411.9% of 42 movements — small sample, not ranked
Nov 202426.4% of 87 movements
Dec 202420.0% of 95 movements
Jan 202514.1% of 99 movements
Feb 20259.1% of 88 movements
Mar 202527.4% of 95 movements
Apr 20256.6% of 61 movements
May 20255.6% of 36 movements — small sample, not ranked
Jun 202514.3% of 35 movements — small sample, not ranked
Jul 20258.6% of 35 movements — small sample, not ranked
Aug 202518.8% of 32 movements — small sample, not ranked
Sep 202523.3% of 30 movements — small sample, not ranked
Oct 202510.3% of 39 movements — small sample, not ranked
Nov 20259.0% of 67 movements
Dec 202512.6% of 95 movements
Jan 202626.5% of 98 movements
Feb 20265.7% of 88 movements
Mar 20267.7% of 91 movements
Apr 20269.8% of 41 movements — small sample, not ranked
May 202619.4% of 31 movements — small sample, not ranked
Jun 202616.1% of 31 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 2022Arrivals27.5% of 40 movements — small sample, not ranked33.9% across 615 flightsreturned after 3 months
Summer 2022 breakdown · Jul 2022Departures52.5% of 40 movements — small sample, not ranked41.0% across 611 flightsreturned after 4 months
NATS system failure · Aug 2023Arrivals32.5% of 40 movements — small sample, not ranked26.0% across 547 flightsreturned after 3 months
NATS system failure · Aug 2023Departures23.1% of 39 movements — small sample, not ranked38.9% across 546 flightsreturned the next month
Heathrow fire closure · Mar 2025Arrivals27.4% of 95 movements16.0% across 706 flightsreturned the next month
Heathrow fire closure · Mar 2025Departures30.5% of 95 movements23.4% across 704 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?

September has historically been the hardest month on this route: in a typical September, 38.4% of arrivals were disrupted, measured across 4 Septembers in the archive. February has been the calmest, at 9.1% across 5 Februarys.

Even September has ranged from 23.3% to 52.6% 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 nJanFebMarAprMayJunJulAugSepOctNovDec2019suppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementsno datano datano datano datasuppressed: fewer than twenty movementssuppressed: fewer than twenty movementsno datano datasuppressed: fewer than twenty movements2020suppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementsno datasuppressed: 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 movements20.0% of 35 movements †20212.9% of 34 movements †suppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movements4.8% of 21 movements †27.3% of 44 movements †17.0% of 53 movements36.2% of 47 movements †23.2% of 56 movements34.6% of 52 movements49.3% of 69 movements202244.3% of 70 movements32.7% of 52 movements29.1% of 55 movements35.9% of 39 movements †32.5% of 40 movements †44.7% of 38 movements †27.5% of 40 movements †42.5% of 40 movements †52.6% of 38 movements †17.5% of 40 movements †23.4% of 47 movements †22.9% of 48 movements †202333.9% of 59 movements26.2% of 61 movements25.4% of 59 movements9.3% of 43 movements †26.8% of 41 movements †16.1% of 31 movements †15.0% of 40 movements †32.5% of 40 movements †44.4% of 36 movements †32.6% of 43 movements †9.8% of 51 movements9.4% of 53 movements202416.1% of 62 movements3.2% of 62 movements6.0% of 67 movements8.3% of 48 movements †10.5% of 38 movements †19.4% of 36 movements †22.9% of 35 movements †10.8% of 37 movements †32.4% of 34 movements †11.9% of 42 movements †26.4% of 87 movements20.0% of 95 movements202514.1% of 99 movements9.1% of 88 movements27.4% of 95 movements6.6% of 61 movements5.6% of 36 movements †14.3% of 35 movements †8.6% of 35 movements †18.8% of 32 movements †23.3% of 30 movements †10.3% of 39 movements †9.0% of 67 movements12.6% of 95 movements202626.5% of 98 movements5.7% of 88 movements7.7% of 91 movements9.8% of 41 movements †19.4% of 31 movements †16.1% of 31 movements †no datano datano datano datano datano data
Month-by-month table: median, observed range and sample
MonthMedianObserved rangeSample
Jan26.5%14.1–44.3%5 months, 388 flights
Feb9.1%3.2–32.7%5 months, 351 flights
Mar25.4%6.0–29.1%5 months, 367 flights
Apr9.3%6.6–35.9%5 months, 232 flights
May19.4%5.6–32.5%5 months, 186 flights
Jun16.1%14.3–44.7%5 months, 171 flights
Jul18.9%8.6–27.5%4 months, 150 flights
Aug25.6%10.8–42.5%4 months, 149 flights
Sep38.4%23.3–52.6%4 months, 138 flights
Oct14.7%10.3–32.6%4 months, 164 flights
Nov16.6%9.0–26.4%4 months, 252 flights
Dec16.3%9.4–22.9%4 months, 291 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?

On the published record there is no clear winner: Virgin Atlantic Airways 10.6% of 113 movements, Virgin Atlantic International 13.5% of 52 movements, British Airways 14.0% of 513 movements. The gap between them sits inside sampling noise.

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 optionBritish Airways14.0% of 513 flightsVirgin Atlantic Airways10.6% of 113 flightsVirgin Atlantic International13.5% of 52 flights
Airline comparison table: operations, cancellations, three-hour delays and data quality
AirlineOperationsDisruptionCancellations>180 minData quality
British Airways51314.0% of 513 movements0.2% of 513 movements0.6% of 513 movementsdescriptive comparison
Evelopsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Titan Airwayssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Virgin Atlantic Airways11310.6% of 113 movementsno events in 113 movementsno events in 113 movementsdescriptive comparison
Virgin Atlantic International5213.5% of 52 movementsno events in 52 movementsno events in 52 movementsdescriptive comparison
Wamos Airsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Windrose Air Flugchartersuppressed: 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, BHX had the lowest disruption share at 19.4% of 93 movements and MAN the highest at 32.9% of 286 movements. This route sits at 13.4% of 678 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 optionBhx ↔ Bridgetown19.4% of 93 flightsLgw ↔ Bridgetown30.4% of 148 flightsMan ↔ Bridgetown32.9% of 286 flights
Airport comparison table: operations, cancellations, three-hour delays and data quality
Other UK airport to the same cityOperationsDisruptionCancellations>180 minData quality
Bfs ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Bhd ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Bhx ↔ Bridgetown9319.4% of 93 movementsno events in 93 movements1.1% of 93 movementsdescriptive comparison
Boh ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Brs ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Cwl ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Doncaster-Sheffield ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Edi ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Ema ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Gla ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Iom ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Lba ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Lgw ↔ Bridgetown14830.4% of 148 movements2.0% of 148 movements0.7% of 148 movementsdescriptive comparison
Ltn ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Man ↔ Bridgetown28632.9% of 286 movements1.4% of 286 movements2.1% of 286 movementsdescriptive comparison
Ncl ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed
Stn ↔ Bridgetownsuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed: fewer than twenty movementssuppressed

Does the direction you are flying change anything?

Yes: arrivals into LHR ran 13.4% of 678 movements disrupted, departures 21.4% of 676 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 LHR13.4% of 678 movements0.1% of 678 movements0.4% of 678 movements
Departures from LHR21.4% of 676 movementsno events in 676 movements0.3% of 676 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 202633 flights out of 3,42533 × £520 = £17,160
ArrivalsLast 72 months · Jul 2020–Jun 202631 flights out of 3,34931 × £520 = £16,120
DeparturesWhole archive · Jan 2018–Jun 202622 flights out of 3,39622 × £520 = £11,440
DeparturesLast 72 months · Jul 2020–Jun 202622 flights out of 3,33422 × £520 = £11,440
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 airportHEATHROW · LHR
Final point / countryBRIDGETOWN / BARBADOS
Final point codesBGI / TBPB
Great-circle distance6,751 km
Maximum statutory amount for the band£520
Average operated arrivals per day1.85
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 archive86

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: 678; excluded by quarantine: 0.

Quick answers

How often is this route disrupted?

13.4% of 678 movements over July 2025 to June 2026. Arrivals into the UK airport; all published carriers.

How many flights are cancelled at short notice?

0.1% of 678 movements in the same window.

How many delays crossed three hours?

0.4% of 678 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?

6,751 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

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