Of 47,649 sampled departures, 71.1% left 15 minutes or more behind schedule. Average lateness was 29.2 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.
| Airline | Flights sampled | Late | Average lateness |
|---|---|---|---|
| Air Zimbabwe (Pvt) Ltd. (UM) | 35 | 100.0% | 52.9 min |
| Croatia Airlines (OU) | 28 | 100.0% | 49.4 min |
| Uzbekistan Airways (HY) | 23 | 100.0% | 52.5 min |
| Kenya Airways (KQ) | 37 | 97.3% | 39.0 min |
| Air Arabia (G9) | 118 | 96.6% | 76.5 min |
71.1% of this LGW 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 LGW departures that are late right now, in the JSON above.
After the trial, Starter is $24.99/mo.