Flight
UAL1599 28 Sep 2026
UAL1599, operated by United Airlines, on 28 Sep 2026: Phoenix Sky Harbor International (KPHX) to Denver International (KDEN), 3 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 3
FAA SWIM schedule| Route | KPHX PHOENIX SKY HARBOR INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed, departed on time (+11 min) |
| Scheduled departure | 07:30 MST |
| Actual departure | 07:41 MST on time |
| Actual arrival | 10:01 MDT |
| Duration | 1h 20m |
| Aircraft | N14235 B738 |
| Max altitude | 37,025 ft |
| Distance tracked | 749 nm |
Leg 2 of 3
FAA SWIM schedule| Route | KDEN DENVER INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed, departure delayed +17 min |
| Scheduled departure | 11:47 MDT |
| Actual departure | 12:04 MDT delayed +17 min |
| Actual arrival | 14:47 CDT |
| Duration | 1h 43m |
| Aircraft | N24542 A21N |
Leg 3 of 3
FAA SWIM schedule| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KDFW DALLAS FORT WORTH INTERNATIONAL |
| Status | Completed, departure delayed +26 min |
| Scheduled departure | 16:55 CDT |
| Actual departure | 17:21 CDT delayed +26 min |
| Actual arrival | 18:08 CDT |
| Duration | 0h 47m |
| Aircraft | N24736 B737 |
| Max altitude | 28,000 ft |
| Distance tracked | 195 nm |
Punctuality, last 30 days
| Flights | 19 |
| On time | 3 (16%) |
| Average delay | +36 min |
| Worst delay | +132 min |
In the last 30 days UAL1599 departed on time (within 15 minutes) on 3 of 19 flights (16%), with an average departure delay of +36 min and a worst delay of +132 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.