Of 3,308 sampled departures, 30.9% left 15 minutes or more behind schedule. Average lateness was 14.8 minutes. Sample window: Oct 19, 2025 to Oct 17, 2026.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Airline | Flights sampled | Late | Average lateness |
|---|---|---|---|
| KLM (KL) | 202 | 55.5% | 21.8 min |
| Easyjet Airline Company Limited (U2) | 336 | 48.5% | 19.9 min |
| Loganair Limited (LM) | 908 | 33.7% | 15.1 min |
| Aurigny Air Services Limited (GR) | 457 | 30.9% | 17.5 min |
| Aer Lingus (EI) | 379 | 28.8% | 11.2 min |
30.9% of this SOU sample left 15 minutes late or more.
GET /flight_delays returns the ones that are late at this moment: airline, flight number, scheduled time, actual time and minutes of delay.
Field names match the live API. This flight only shows the shape. It is not a live result.
That URL still says YOUR_ACCESS_KEY.
A 7-day trial replaces it with a real key and returns the SOU departures that are late right now, in the JSON above.
After the trial, Starter is $24.99/mo.
