Flight
DAL1638 29 Dec 2025
DAL1638, operated by Delta Air Lines, on 29 Dec 2025: John F Kennedy International (KJFK) to Palm Beach International (KPBI), 4 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 4estimated
PlaneTrack receiver network| Route | KJFK JOHN F KENNEDY INTERNATIONAL → KPBI PALM BEACH INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:00 EST 28 Dec |
| Last seen | 20:32 EST 28 Dec |
| Duration | 1h 32m |
| Aircraft | N384DN |
| Max altitude | 32,075 ft |
| Distance tracked | 894 nm |
Leg 2 of 4
PlaneTrack receiver network| Route | KPBI PALM BEACH INTERNATIONAL → KJFK JOHN F KENNEDY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 22:03 EST 28 Dec |
| Last seen | 00:34 EST |
| Duration | 2h 30m |
| Aircraft | N384DN |
| Max altitude | 35,050 ft |
| Distance tracked | 894 nm |
Leg 3 of 4
PlaneTrack receiver network| Route | KJFK JOHN F KENNEDY INTERNATIONAL → KPBI PALM BEACH INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 13:26 EST |
| Last seen | 16:18 EST |
| Duration | 2h 51m |
| Aircraft | N394DX |
| Max altitude | 32,025 ft |
| Distance tracked | 894 nm |
Leg 4 of 4estimated
PlaneTrack receiver network| Route | KPBI PALM BEACH INTERNATIONAL → KJFK JOHN F KENNEDY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 17:58 EST |
| Last seen | 18:58 EST |
| Duration | 0h 59m |
| Aircraft | N394DX |
| Max altitude | 31,050 ft |
| Distance tracked | 894 nm |
Punctuality, last 30 days
| Flights | 10 |
| On time | 7 (70%) |
| Average delay | -132 min |
| Worst delay | +27 min |
In the last 30 days DAL1638 departed on time (within 15 minutes) on 7 of 10 flights (70%), with an average departure delay of -132 min and a worst delay of +27 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.