Of 1,665 sampled departures, 67.7% left 15 minutes or more behind schedule. Average lateness was 27.0 minutes. Sample window: Apr 19, 2026 to Oct 31, 2026.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Airline | Flights sampled | Late | Average lateness |
|---|---|---|---|
| Air New Zealand (NZ) | 37 | 86.5% | 31.5 min |
| Qantas Airways (QF) | 609 | 78.3% | 30.1 min |
| Virgin Australia (VA) | 295 | 70.2% | 26.7 min |
| Jetstar Airways (JQ) | 235 | 63.8% | 26.7 min |
| Singapore Airlines (SQ) | 29 | 62.1% | 19.0 min |
67.7% of this SYD 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 SYD departures that are late right now, in the JSON above.
After the trial, Starter is $24.99/mo.
