Flight
UAL597 25 Sep 2026
UAL597, operated by United Airlines, on 25 Sep 2026: Phoenix Sky Harbor International (KPHX) to Denver International (KDEN), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
FAA SWIM schedule| Route | KPHX PHOENIX SKY HARBOR INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed, departure delayed +26 min |
| Scheduled departure | 09:10 MST |
| Actual departure | 09:36 MST delayed +26 min |
| Actual arrival | 11:53 MDT |
| Duration | 1h 17m |
| Aircraft | N37474 B739 |
| Max altitude | 35,000 ft |
| Distance tracked | 1,520 nm |
Leg 2 of 2
FAA SWIM schedule| Route | KDEN DENVER INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed, departure delayed +17 min |
| Scheduled departure | 13:55 MDT |
| Actual departure | 14:12 MDT delayed +17 min |
| Actual arrival | 20:00 EDT |
| Duration | 3h 48m |
| Aircraft | N24573 A21N |
Punctuality, last 30 days
| Flights | 16 |
| On time | 2 (12%) |
| Average delay | +10 min |
| Worst delay | +332 min |
In the last 30 days UAL597 departed on time (within 15 minutes) on 2 of 16 flights (12%), with an average departure delay of +10 min and a worst delay of +332 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.