Flight
DAL821 18 Apr 2026
DAL821, operated by Delta Air Lines, on 18 Apr 2026, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | ? → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 00:00Z |
| Last seen | 20:36 EDT 17 Apr |
| Duration | 0h 36m |
| Aircraft | N311DN |
| Max altitude | 28,325 ft |
Leg 2 of 2partial
PlaneTrack receiver network| Route | KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 07:13 EDT |
| Aircraft | N311DN |
| Max altitude | 31,025 ft |
Punctuality, last 30 days
| Flights | 7 |
| On time | 1 (14%) |
| Average delay | -134 min |
| Worst delay | +110 min |
In the last 30 days DAL821 departed on time (within 15 minutes) on 1 of 7 flights (14%), with an average departure delay of -134 min and a worst delay of +110 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.