Flight
DAL640 29 May 2026
DAL640, operated by Delta Air Lines, on 29 May 2026. Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → ? |
| Status | Completed (receiver network) |
| First seen airborne | 08:22 PDT |
| Last seen | 18:44Z |
| Duration | 3h 21m |
| Aircraft | N843DN |
| Max altitude | 35,000 ft |
Punctuality, last 30 days
| Flights | 7 |
| On time | 6 (86%) |
| Average delay | +10 min |
| Worst delay | +18 min |
In the last 30 days DAL640 departed on time (within 15 minutes) on 6 of 7 flights (86%), with an average departure delay of +10 min and a worst delay of +18 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.