Of 169 sampled HX departures, 77.5% left 15 minutes or more behind schedule. Average lateness was 28.0 minutes. Sample window: Nov 3, 2025 to Aug 21, 2026. Its published schedule has about 326 flights a week on 10 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 | 50 | 84.0% | 28.1 min |
| May 2026 | 115 | 74.8% | 28.3 min |
| Departure airport | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Hong Kong International (HKG) | 86 | 83.7% | 29.4 min |
| Narita International Airport (NRT) | 27 | 77.8% | 27.6 min |
GET /flight_delays filtered by airline_iata=HX 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=HX
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.