Of 248 sampled UU departures, 80.7% left 15 minutes or more behind schedule. Average lateness was 34.4 minutes. Sample window: Oct 20, 2025 to Oct 14, 2026. Its published schedule has about 2 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 |
|---|---|---|---|
| Jun 2026 | 23 | 100.0% | 48.0 min |
| Jul 2026 | 42 | 85.7% | 30.2 min |
| Aug 2026 | 53 | 79.3% | 34.6 min |
| Sep 2026 | 44 | 70.5% | 26.4 min |
| Oct 2026 | 26 | 73.1% | 26.5 min |
| Departure airport | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Charles De Gaulle (CDG) | 233 | 80.7% | 34.1 min |
GET /flight_delays filtered by airline_iata=UU 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=UU
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.