Flight
DAL1439 23 May 2026
DAL1439, operated by Delta Air Lines, on 23 May 2026: Tampa International (KTPA) to General Edward Lawrence Logan International (KBOS), 3 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 3
PlaneTrack receiver network| Route | KTPA TAMPA INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 20:10 EDT 22 May |
| Last seen | 22:58 EDT 22 May |
| Duration | 2h 47m |
| Aircraft | N399DA |
| Max altitude | 37,000 ft |
| Distance tracked | 1,030 nm |
Leg 2 of 3
PlaneTrack receiver network| Route | KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL → KTPA TAMPA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 13:44 EDT |
| Last seen | 16:38 EDT |
| Duration | 2h 53m |
| Aircraft | A364E7 |
| Max altitude | 36,000 ft |
| Distance tracked | 1,030 nm |
Leg 3 of 3estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 22:21Z |
| Last seen | 23:58Z |
| Duration | 1h 36m |
| Aircraft | A364E7 |
| Max altitude | 35,000 ft |
Punctuality, last 30 days
| Flights | 11 |
| On time | 5 (45%) |
| Average delay | -444 min |
| Worst delay | +119 min |
In the last 30 days DAL1439 departed on time (within 15 minutes) on 5 of 11 flights (45%), with an average departure delay of -444 min and a worst delay of +119 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.