Flight
UAL577 25 Sep 2026
UAL577, operated by United Airlines, on 25 Sep 2026: Lambert St Louis International (KSTL) to Newark Liberty International (KEWR), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
FAA SWIM schedule| Route | KSTL LAMBERT ST LOUIS INTERNATIONAL → KEWR NEWARK LIBERTY INTERNATIONAL |
| Status | Completed, departed on time (+8 min) |
| Scheduled departure | 07:30 CDT |
| Actual departure | 07:38 CDT on time |
| Actual arrival | 10:33 EDT |
| Duration | 1h 55m |
| Aircraft | N883UA A319 |
| Max altitude | 35,025 ft |
| Distance tracked | 815 nm |
Leg 2 of 2
FAA SWIM schedule| Route | KEWR NEWARK LIBERTY INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed, departure delayed +28 min |
| Scheduled departure | 13:13 EDT |
| Actual departure | 13:41 EDT delayed +28 min |
| Actual arrival | 14:24 EDT |
| Duration | 0h 43m |
| Aircraft | N77259 B38M |
| Max altitude | 21,000 ft |
| Distance tracked | 174 nm |
Punctuality, last 30 days
| Flights | 12 |
| On time | 6 (50%) |
| Average delay | +34 min |
| Worst delay | +191 min |
In the last 30 days UAL577 departed on time (within 15 minutes) on 6 of 12 flights (50%), with an average departure delay of +34 min and a worst delay of +191 min.
Schedule, departure and arrival times from the FAA SWIM feed; aircraft, altitude and distance from the PlaneTrack receiver network. On time means a departure within 15 minutes of schedule.