Flight
DAL1643 19 Dec 2025
DAL1643, operated by Delta Air Lines, on 19 Dec 2025: Austin Bergstrom International (KAUS) to John F Kennedy International (KJFK), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KAUS AUSTIN BERGSTROM INTERNATIONAL → KJFK JOHN F KENNEDY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:11 CST 18 Dec |
| Last seen | 23:48 EST 18 Dec |
| Duration | 3h 37m |
| Aircraft | N923DZ |
| Max altitude | 37,000 ft |
| Distance tracked | 1,320 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KJFK JOHN F KENNEDY INTERNATIONAL → KAUS AUSTIN BERGSTROM INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 14:02 EST |
| Last seen | 16:46 CST |
| Duration | 3h 43m |
| Aircraft | N816DN |
| Max altitude | 32,000 ft |
| Distance tracked | 1,320 nm |
Punctuality, last 30 days
| Flights | 14 |
| On time | 6 (43%) |
| Average delay | +37 min |
| Worst delay | +104 min |
In the last 30 days DAL1643 departed on time (within 15 minutes) on 6 of 14 flights (43%), with an average departure delay of +37 min and a worst delay of +104 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.