Of 4,836 sampled departures, 34.5% left 15 minutes or more behind schedule. Average lateness was 18.4 minutes. Sample window: Nov 15, 2025 to Aug 16, 2026.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Airline | Flights sampled | Late | Average lateness |
|---|---|---|---|
| ChallengAir (1I) | 235 | 86.4% | 42.2 min |
| Air Canada (AC) | 31 | 48.4% | 21.3 min |
| Mexicana (MX) | 73 | 48.0% | 29.1 min |
| American Airlines (AA) | 376 | 45.0% | 22.2 min |
| United Airlines (UA) | 374 | 44.7% | 30.0 min |
34.5% of this SNA 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 SNA departures that are late right now, in the JSON above.
After the trial, Starter is $24.99/mo.