Of 3,581 sampled FI departures, 65.3% left 15 minutes or more behind schedule. Average lateness was 27.2 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 | 162 | 79.6% | 32.1 min |
| Jan 2026 | 153 | 62.1% | 30.1 min |
| Feb 2026 | 77 | 61.0% | 19.0 min |
| Mar 2026 | 332 | 65.7% | 38.4 min |
| Apr 2026 | 128 | 64.1% | 27.3 min |
| May 2026 | 394 | 52.0% | 22.5 min |
| Jun 2026 | 249 | 72.7% | 28.9 min |
| Jul 2026 | 473 | 73.2% | 30.8 min |
| Aug 2026 | 509 | 72.5% | 28.0 min |
| Sep 2026 | 462 | 63.9% | 23.2 min |
| Oct 2026 | 461 | 59.0% | 22.6 min |
| Departure airport | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Copenhagen Kastrup Airport (CPH) | 539 | 54.0% | 20.2 min |
| John F. Kennedy International Airport (JFK) | 332 | 82.8% | 34.1 min |
| Charles de Gaulle International Airport (CDG) | 290 | 65.9% | 25.6 min |
| Washington Dulles International Airport (IAD) | 262 | 52.7% | 24.7 min |
| Amsterdam Airport Schiphol (AMS) | 224 | 83.0% | 33.4 min |
| Oslo-Gardermoen International Airport (OSL) | 204 | 51.0% | 24.1 min |
| Stockholm-Arlanda Airport (ARN) | 193 | 60.1% | 23.1 min |
| London Gatwick Airport (LGW) | 188 | 84.0% | 32.2 min |
| London Heathrow Airport (LHR) | 180 | 76.1% | 26.7 min |
| Frankfurt Main Airport (FRA) | 167 | 74.3% | 25.7 min |
GET /flight_delays filtered by airline_iata=FI returns the flights delayed at this moment: flight number, scheduled and actual times and minutes of delay.
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