LEAGUE TABLE · MAY 2026
Delay league — departures from London Heathrow
London Heathrow → New York Newark was the most disruption-prone route in this ranking in May 2026: 2.5% of its flights arrived 3 or more hours late and 1.8% were cancelled, across 274 flights in official UK CAA data.
The 41 tracked London Heathrow routes, ranked by disruption rate in May 2026.
HOW A ROUTE QUALIFIES
Ranked across 11,377 departures from LHR in the month's CAA file. Full methodology →
Ranked by disruption rate
| # | Route | Flights | 3h+ late | Cancelled | Avg delay |
|---|---|---|---|---|---|
| 1 | LHR → EWRLondon Heathrow → New York Newark | 274 | 2.5% | 1.8% | 18 min |
| 2 | LHR → BOSLondon Heathrow → Boston | 229 | 2.6% | 0.9% | 16 min |
| 3 | LHR → MIALondon Heathrow → Miami | 174 | 1.1% | 2.2% | 16 min |
| 4 | LHR → EDILondon Heathrow → Edinburgh | 297 | 0.3% | 2.6% | 11 min |
| 5 | LHR → GVALondon Heathrow → Geneva | 337 | 0.3% | 2.6% | 13 min |
| 6 | LHR → BOMLondon Heathrow → Mumbai | 237 | 0.8% | 2.1% | 18 min |
| 7 | LHR → BHDLondon Heathrow → Belfast City | 183 | 0% | 2.7% | 14 min |
| 8 | LHR → JFKLondon Heathrow → New York JFK | 688 | 0.8% | 1.9% | 15 min |
| 9 | LHR → IADLondon Heathrow → Washington Dulles | 184 | 1.6% | 1.1% | 21 min |
| 10 | LHR → MANLondon Heathrow → Manchester | 184 | 0.5% | 2.1% | 13 min |
| 11 | LHR → ORDLondon Heathrow → Chicago O'Hare | 274 | 0.4% | 1.8% | 12 min |
| 12 | LHR → HAMLondon Heathrow → Hamburg | 179 | 0.6% | 1.6% | 11 min |
| 13 | LHR → ZRHLondon Heathrow → Zurich | 311 | 0% | 2.2% | 15 min |
| 14 | LHR → FRALondon Heathrow → Frankfurt | 394 | 0.8% | 1.3% | 13 min |
| 15 | LHR → MADLondon Heathrow → Madrid | 391 | 0.3% | 1.8% | 17 min |
| 16 | LHR → YYZLondon Heathrow → Toronto Pearson | 203 | 1.5% | 0.5% | 19 min |
| 17 | LHR → OSLLondon Heathrow → Oslo | 210 | 0% | 1.9% | 8 min |
| 18 | LHR → DELLondon Heathrow → Delhi | 288 | 0.3% | 1.4% | 22 min |
| 19 | LHR → DUBLondon Heathrow → Dublin | 539 | 0.6% | 1.1% | 12 min |
| 20 | LHR → MUCLondon Heathrow → Munich | 381 | 0% | 1.6% | 9 min |
| 21 | LHR → ARNLondon Heathrow → Stockholm Arlanda | 237 | 0.4% | 1.2% | 9 min |
| 22 | LHR → AMSLondon Heathrow → Amsterdam | 445 | 0.2% | 1.3% | 11 min |
| 23 | LHR → BERLondon Heathrow → Berlin | 197 | 0% | 1.5% | 12 min |
| 24 | LHR → ISTLondon Heathrow → Istanbul | 263 | 0% | 1.5% | 10 min |
| 25 | LHR → LINLondon Heathrow → Milan Linate | 197 | 0.5% | 1% | 12 min |
| 26 | LHR → BCNLondon Heathrow → Barcelona | 292 | 0.7% | 0.7% | 15 min |
| 27 | LHR → LAXLondon Heathrow → Los Angeles | 279 | 0.3% | 1.1% | 14 min |
| 28 | LHR → GLALondon Heathrow → Glasgow | 296 | 0% | 1.3% | 12 min |
| 29 | LHR → NCELondon Heathrow → Nice | 228 | 0.9% | 0.4% | 15 min |
| 30 | LHR → CDGLondon Heathrow → Paris CDG | 368 | 0% | 1.3% | 11 min |
| 31 | LHR → LISLondon Heathrow → Lisbon | 325 | 0.6% | 0.6% | 18 min |
| 32 | LHR → HKGLondon Heathrow → Hong Kong | 182 | 0% | 1.1% | 16 min |
| 33 | LHR → SFOLondon Heathrow → San Francisco | 217 | 0.9% | 0% | 13 min |
| 34 | LHR → DUSLondon Heathrow → Düsseldorf | 239 | 0.4% | 0.4% | 16 min |
| 35 | LHR → ATHLondon Heathrow → Athens | 281 | 0% | 0.7% | 14 min |
| 36 | LHR → CPHLondon Heathrow → Copenhagen | 283 | 0% | 0.7% | 9 min |
| 37 | LHR → FCOLondon Heathrow → Rome Fiumicino | 317 | 0.6% | 0% | 17 min |
| 38 | LHR → WAWLondon Heathrow → Warsaw Chopin | 176 | 0% | 0.6% | 12 min |
| 39 | LHR → DOHLondon Heathrow → Doha | 185 | 0% | 0.5% | 7 min |
| 40 | LHR → VIELondon Heathrow → Vienna | 227 | 0% | 0.4% | 13 min |
| 41 | LHR → DXBLondon Heathrow → Dubai | 186 | 0% | 0% | 9 min |
Delay statistics derived from UK Civil Aviation Authority (CAA) punctuality data. UK CAA flight punctuality statistics · May 2026. Not affiliated with or endorsed by the CAA. How we calculate these figures →
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Delay statistics derived from UK Civil Aviation Authority (CAA) punctuality data. UK CAA flight punctuality statistics · May 2026. Not affiliated with or endorsed by the CAA. How we calculate these figures →
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