Flight
UAL27 25 Jun 2026
UAL27, operated by United Airlines, on 25 Jun 2026: Denver International (KDEN) to Heathrow (EGLL), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → EGLL HEATHROW |
| Status | Completed (receiver network) |
| First seen airborne | 18:00 MDT 24 Jun |
| Last seen | 09:32 BST |
| Duration | 8h 32m |
| Aircraft | N29971 |
| Max altitude | 39,000 ft |
| Distance tracked | 4,047 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | EGLL HEATHROW → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 12:09 BST |
| Last seen | 17:58 MDT |
| Duration | 12h 48m |
| Aircraft | N29971 |
| Max altitude | 16,700 ft |
| Distance tracked | 4,047 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 5 (62%) |
| Average delay | -329 min |
| Worst delay | +52 min |
In the last 30 days UAL27 departed on time (within 15 minutes) on 5 of 8 flights (62%), with an average departure delay of -329 min and a worst delay of +52 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.