Flight
DAL566 21 Dec 2025
DAL566, operated by Delta Air Lines, on 21 Dec 2025: The William B Hartsfield Atlanta International (KATL) to Lambert St Louis International (KSTL), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL → KSTL LAMBERT ST LOUIS INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 11:43 EST |
| Last seen | 12:16 CST |
| Duration | 1h 32m |
| Aircraft | N3733Z |
| Max altitude | 30,000 ft |
| Distance tracked | 420 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KSTL LAMBERT ST LOUIS INTERNATIONAL → KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 13:18 CST |
| Last seen | 15:34 EST |
| Duration | 1h 16m |
| Aircraft | N3733Z |
| Max altitude | 33,000 ft |
| Distance tracked | 420 nm |
Punctuality, last 30 days
| Flights | 14 |
| On time | 13 (93%) |
| Average delay | +8 min |
| Worst delay | +23 min |
In the last 30 days DAL566 departed on time (within 15 minutes) on 13 of 14 flights (93%), with an average departure delay of +8 min and a worst delay of +23 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.