Flight
UAL1403 14 Feb 2026
UAL1403, operated by United Airlines, on 14 Feb 2026: Denver International (KDEN) to Louisville Muhammad Ali International Airport (KSDF), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KSDF Louisville Muhammad Ali International Airport |
| Status | Completed (receiver network) |
| First seen airborne | 17:57 MST 13 Feb |
| Last seen | 22:10 EST 13 Feb |
| Duration | 2h 12m |
| Aircraft | N439UA |
| Max altitude | 35,025 ft |
| Distance tracked | 887 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KSDF Louisville Muhammad Ali International Airport → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 09:13 EST |
| Last seen | 16:44 MST |
| Duration | 9h 30m |
| Aircraft | N439UA |
| Max altitude | 37,000 ft |
| Distance tracked | 887 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 3 (43%) |
| Average delay | +16 min |
| Worst delay | +22 min |
In the last 30 days UAL1403 departed on time (within 15 minutes) on 3 of 7 flights (43%), with an average departure delay of +16 min and a worst delay of +22 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.