Of 1,262 sampled 5Y departures, 70.6% left 15 minutes or more behind schedule. Average lateness was 48.2 minutes. Sample window: Oct 20, 2025 to Oct 15, 2026. Its published schedule has about 1 flights a week on 1 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 | 117 | 51.3% | 32.8 min |
| Dec 2025 | 73 | 71.2% | 57.7 min |
| Jan 2026 | 138 | 77.5% | 48.1 min |
| Mar 2026 | 283 | 76.0% | 45.1 min |
| May 2026 | 128 | 62.5% | 38.6 min |
| Jun 2026 | 56 | 80.4% | 61.3 min |
| Jul 2026 | 125 | 76.0% | 37.9 min |
| Aug 2026 | 114 | 70.2% | 59.3 min |
| Sep 2026 | 112 | 68.8% | 56.2 min |
| Oct 2026 | 62 | 69.4% | 80.8 min |
| Departure airport | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Los Angeles International (LAX) | 315 | 66.4% | 42.5 min |
| John F Kennedy International (JFK) | 211 | 88.6% | 59.6 min |
| Miami International Airport (MIA) | 207 | 81.2% | 54.5 min |
| Schiphol (AMS) | 118 | 97.5% | 90.8 min |
| Chicago O'hare International (ORD) | 103 | 87.4% | 63.1 min |
| Ted Stevens Anchorage International Airport (ANC) | 85 | 32.9% | 10.8 min |
| Frankfurt International Airport (FRA) | 31 | 16.1% | 6.3 min |
| Dallas/Fort Worth International (DFW) | 29 | 65.5% | 27.3 min |
| Seoul (Incheon) (ICN) | 23 | 0.0% | 0.0 min |
| East Midlands (EMA) | 21 | 57.1% | 13.6 min |
3 active registered aircraft.
| Aircraft type | Aircraft |
|---|---|
| Boeing 747 | 2 |
| Boeing 767 | 1 |
GET /flight_delays filtered by airline_iata=5Y 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=5Y
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.