Of 7,815 sampled departures, 59.1% left 15 minutes or more behind schedule. Average lateness was 36.7 minutes. Sample window: Nov 12, 2025 to May 7, 2026.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Airline | Flights sampled | Late | Average lateness |
|---|---|---|---|
| Bemidji Aviation Services, Inc. (CH) | 23 | 100.0% | 50.7 min |
| ChallengAir (1I) | 66 | 84.9% | 39.9 min |
| Southwest Airlines Co. (WN) | 216 | 73.6% | 39.9 min |
| Envoy Air Inc. (MQ) | 42 | 66.7% | 35.0 min |
| UPS Airlines (5X) | 47 | 66.0% | 27.9 min |
59.1% of this MSP 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 MSP departures that are late right now, in the JSON above.
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