Of 6,819 sampled IB departures, 66.1% left 15 minutes or more behind schedule. Average lateness was 26.6 minutes. Sample window: Nov 2, 2025 to Nov 1, 2026.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Month | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Dec 2025 | 483 | 62.3% | 23.2 min |
| Jan 2026 | 372 | 72.6% | 29.5 min |
| Feb 2026 | 303 | 55.1% | 20.3 min |
| Mar 2026 | 592 | 62.8% | 22.7 min |
| Apr 2026 | 403 | 59.6% | 19.0 min |
| May 2026 | 688 | 70.1% | 27.9 min |
| Jun 2026 | 444 | 73.4% | 30.4 min |
| Jul 2026 | 583 | 78.0% | 35.4 min |
| Aug 2026 | 741 | 75.4% | 34.7 min |
| Sep 2026 | 675 | 55.9% | 24.0 min |
| Oct 2026 | 1,054 | 61.3% | 24.3 min |
| Departure airport | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Düsseldorf Airport (DUS) | 560 | 53.6% | 21.7 min |
| Lyon Saint-Exupéry Airport (LYS) | 521 | 76.0% | 27.0 min |
| Amsterdam Airport Schiphol (AMS) | 457 | 76.6% | 27.7 min |
| John F. Kennedy International Airport (JFK) | 449 | 86.6% | 45.0 min |
| Brussels Airport (BRU) | 402 | 54.5% | 21.9 min |
| Toulouse-Blagnac Airport (TLS) | 385 | 55.1% | 21.9 min |
| Adolfo Suárez Madrid–Barajas Airport (MAD) | 369 | 88.4% | 35.1 min |
| Paris-Orly Airport (ORY) | 317 | 29.3% | 10.1 min |
| Marseille Provence Airport (MRS) | 314 | 70.4% | 25.5 min |
| Hamburg Helmut Schmidt Airport (HAM) | 309 | 50.8% | 20.6 min |
GET /flight_delays filtered by airline_iata=IB returns the flights delayed at this moment: flight number, scheduled and actual times and minutes of delay.
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