Of 643 sampled LA departures, 68.0% left 15 minutes or more behind schedule. Average lateness was 31.1 minutes. Sample window: Oct 31, 2025 to Oct 15, 2026. Its published schedule has about 104 flights a week on 8 routes.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Month | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Nov 2025 | 39 | 79.5% | 30.5 min |
| Dec 2025 | 83 | 90.4% | 43.5 min |
| Jan 2026 | 87 | 71.3% | 30.4 min |
| Mar 2026 | 78 | 62.8% | 23.2 min |
| May 2026 | 69 | 59.4% | 22.2 min |
| Jun 2026 | 25 | 56.0% | 23.5 min |
| Jul 2026 | 62 | 56.5% | 33.4 min |
| Aug 2026 | 78 | 64.1% | 33.9 min |
| Sep 2026 | 71 | 57.8% | 35.1 min |
| Oct 2026 | 47 | 78.7% | 27.8 min |
| Departure airport | Departures sampled | Late | Average lateness |
|---|---|---|---|
| John F Kennedy International (JFK) | 217 | 89.9% | 42.6 min |
| Los Angeles International (LAX) | 181 | 35.9% | 18.5 min |
| Aeroporto Internacional Guarulhos (GRU) | 141 | 78.0% | 34.7 min |
| Miami International Airport (MIA) | 76 | 68.4% | 24.6 min |
GET /flight_delays filtered by airline_iata=LA returns the flights delayed at this moment: flight number, scheduled and actual times and minutes of delay.
https://www.goflightlabs.com/flight_delays?access_key=YOUR_ACCESS_KEY&delay=15&type=departures&airline_iata=LA
That URL still says YOUR_ACCESS_KEY.
A 7-day trial replaces it with a real key. After the trial, Starter is $24.99/mo.