Flight
DAL9966 20 Dec 2025
DAL9966, operated by Delta Air Lines, on 20 Dec 2025: The William B Hartsfield Atlanta International (KATL) to General Edward Lawrence Logan International (KBOS). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 01:24 EST |
| Last seen | 03:30 EST |
| Duration | 2h 05m |
| Aircraft | A7851C |
| Max altitude | 35,050 ft |
| Distance tracked | 821 nm |
Punctuality, last 30 days
| Flights | 2 |
| On time | 0 (0%) |
| Average delay | +50 min |
| Worst delay | +57 min |
In the last 30 days DAL9966 departed on time (within 15 minutes) on 0 of 2 flights (0%), with an average departure delay of +50 min and a worst delay of +57 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.