Flight
DAL20 8 Jul 2026
DAL20, operated by Delta Air Lines, on 8 Jul 2026: Seattle Tacoma International (KSEA) 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 | KSEA SEATTLE TACOMA INTERNATIONAL → EGLL HEATHROW |
| Status | Completed (receiver network) |
| First seen airborne | 21:56 PDT 7 Jul |
| Last seen | 15:36 BST |
| Duration | 9h 39m |
| Aircraft | N403DX |
| Max altitude | 37,000 ft |
| Distance tracked | 4,158 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KSEA SEATTLE TACOMA INTERNATIONAL → EGLL HEATHROW |
| Status | Completed (receiver network) |
| First seen airborne | 09:42 PDT |
| Last seen | 18:02 BST |
| Duration | 0h 19m |
| Aircraft | N403DX |
| Distance tracked | 4,158 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 5 (62%) |
| Average delay | -61 min |
| Worst delay | +28 min |
In the last 30 days DAL20 departed on time (within 15 minutes) on 5 of 8 flights (62%), with an average departure delay of -61 min and a worst delay of +28 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.