Flight
DAL4 4 Oct 2025
DAL4, operated by Delta Air Lines, on 4 Oct 2025: Heathrow (EGLL) to John F Kennedy International (KJFK), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | EGLL HEATHROW → KJFK JOHN F KENNEDY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 14:42 BST |
| Last seen | 18:58 EDT |
| Duration | 9h 15m |
| Aircraft | N421DX |
| Max altitude | 40,000 ft |
| Distance tracked | 2,991 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | EGLL HEATHROW → KJFK JOHN F KENNEDY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 00:23 BST 5 Oct |
| Last seen | 19:57 EDT |
| Duration | 0h 34m |
| Aircraft | A52736 |
| Max altitude | 38,000 ft |
| Distance tracked | 2,991 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 0 (0%) |
| Average delay | +26 min |
| Worst delay | +39 min |
In the last 30 days DAL4 departed on time (within 15 minutes) on 0 of 7 flights (0%), with an average departure delay of +26 min and a worst delay of +39 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.