Of 6,341 sampled IB departures, 66.1% left 15 minutes or more behind schedule. Average lateness was 26.6 minutes. Sample window: Oct 16, 2025 to Oct 16, 2026. Its published schedule has about 189 flights a week on 13 routes.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Month | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Nov 2025 | 490 | 65.1% | 23.2 min |
| 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 | 591 | 62.8% | 22.6 min |
| Apr 2026 | 403 | 59.6% | 19.0 min |
| May 2026 | 688 | 70.1% | 27.9 min |
| Jun 2026 | 443 | 73.6% | 30.4 min |
| Jul 2026 | 583 | 78.0% | 35.4 min |
| Aug 2026 | 726 | 75.6% | 34.5 min |
| Sep 2026 | 654 | 54.6% | 23.7 min |
| Oct 2026 | 412 | 54.4% | 21.9 min |
| Departure airport | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Düsseldorf International Airport (DUS) | 570 | 54.2% | 21.7 min |
| Lyon (LYS) | 518 | 75.3% | 27.0 min |
| Schiphol (AMS) | 443 | 76.3% | 27.5 min |
| John F Kennedy International (JFK) | 420 | 87.4% | 46.1 min |
| Brussels Airport (BRU) | 393 | 57.0% | 22.6 min |
| Blagnac (TLS) | 371 | 55.3% | 21.8 min |
| Orly (ORY) | 317 | 34.1% | 11.8 min |
| Marseille Provence Airport (MRS) | 311 | 70.1% | 25.2 min |
| Hamburg Airport (HAM) | 302 | 54.0% | 21.2 min |
| Barajas (MAD) | 298 | 89.9% | 36.1 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.
https://www.goflightlabs.com/flight_delays?access_key=YOUR_ACCESS_KEY&delay=15&type=departures&airline_iata=IB
That URL still says YOUR_ACCESS_KEY.
A 7-day trial replaces it with a real key. After the trial, Starter is $24.99/mo.