Flight
DAL21 27 Nov 2025
DAL21, operated by Delta Air Lines, on 27 Nov 2025. Scheduled and actual times are local to each airport (hover for UTC).
Flightpartial
PlaneTrack receiver network| Route | EGLL HEATHROW → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 01:03 GMT |
| Aircraft | N857NW |
| Max altitude | 39,975 ft |
| Distance tracked | 4,158 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 4 (50%) |
| Average delay | -345 min |
| Worst delay | +35 min |
In the last 30 days DAL21 departed on time (within 15 minutes) on 4 of 8 flights (50%), with an average departure delay of -345 min and a worst delay of +35 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.