Flight
UAL599 23 Sep 2026
UAL599, operated by United Airlines, on 23 Sep 2026: Richards Gebaur Memorial (KGVW) to Denver International (KDEN), 3 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 3estimated
PlaneTrack receiver network| Route | KGVW RICHARDS GEBAUR MEMORIAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:00 CDT 22 Sep |
| Last seen | 09:12 MDT |
| Duration | 15h 12m |
| Aircraft | N14549 |
| Max altitude | 32,000 ft |
| Distance tracked | 472 nm |
Leg 2 of 3
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KIAD WASHINGTON DULLES INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 08:30 PDT |
| Last seen | 16:04 EDT |
| Duration | 4h 34m |
| Aircraft | N779UA |
| Max altitude | 37,000 ft |
| Distance tracked | 2,096 nm |
Leg 3 of 3estimated
PlaneTrack receiver network| Route | KIAD WASHINGTON DULLES INTERNATIONAL → KSTL LAMBERT ST LOUIS INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 17:36 EDT |
| Last seen | 18:58 CDT |
| Duration | 2h 21m |
| Aircraft | N14530 |
| Max altitude | 32,025 ft |
| Distance tracked | 603 nm |
Punctuality, last 30 days
| Flights | 14 |
| On time | 4 (29%) |
| Average delay | +27 min |
| Worst delay | +69 min |
In the last 30 days UAL599 departed on time (within 15 minutes) on 4 of 14 flights (29%), with an average departure delay of +27 min and a worst delay of +69 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.