Of 1,417 sampled departures, 31.8% left 15 minutes or more behind schedule. Average lateness was 19.9 minutes. Sample window: Jan 16, 2026 to Mar 27, 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) | 58 | 70.7% | 32.6 min |
| Envoy Air Inc. (MQ) | 30 | 53.3% | 23.0 min |
| American Airlines (AA) | 121 | 52.1% | 32.6 min |
| Southwest Airlines Co. (WN) | 268 | 48.9% | 28.6 min |
| SkyWest Airlines (OO) | 94 | 37.2% | 18.6 min |
31.8% of this OKC 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.
https://www.goflightlabs.com/flight_delays?access_key=YOUR_ACCESS_KEY&delay=15&type=departures&dep_iata=OKCField names match the live API. This flight only shows the shape. It is not a live result.
{
"success": true,
"data": [
{
"airline_iata": "AA",
"flight_iata": "AA100",
"flight_number": "100",
"dep_iata": "OKC",
"dep_time": "2024-03-15 08:00",
"dep_actual": "2024-03-15 08:22",
"dep_delayed": 22,
"status": "active"
}
]
}
That URL still says YOUR_ACCESS_KEY.
A 7-day trial replaces it with a real key and returns the OKC departures that are late right now, in the JSON above.
After the trial, Starter is $24.99/mo.