Flight
DAL639 20 Aug 2026
DAL639, operated by Delta Air Lines, on 20 Aug 2026. Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 13:40Z |
| Last seen | 18:08Z |
| Duration | 4h 28m |
| Aircraft | N717TW |
| Max altitude | 39,125 ft |
Punctuality, last 30 days
| Flights | 7 |
| On time | 2 (29%) |
| Average delay | +59 min |
| Worst delay | +193 min |
In the last 30 days DAL639 departed on time (within 15 minutes) on 2 of 7 flights (29%), with an average departure delay of +59 min and a worst delay of +193 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.