Flight
DAL399 20 Dec 2025
DAL399, operated by Delta Air Lines, on 20 Dec 2025: General Edward Lawrence Logan International (KBOS) to The William B Hartsfield Atlanta International (KATL), 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 → KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:00 EST 19 Dec |
| Last seen | 09:08 EST |
| Duration | 14h 08m |
| Aircraft | N359DN |
| Max altitude | 34,050 ft |
| Distance tracked | 821 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KMSP MINNEAPOLIS ST PAUL INTERNATIONAL → MMUN CANCUN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 08:34 CST |
| Last seen | 13:06 EST |
| Duration | 3h 31m |
| Aircraft | N832DN |
| Max altitude | 33,000 ft |
| Distance tracked | 1,465 nm |
Punctuality, last 30 days
| Flights | 6 |
| On time | 2 (33%) |
| Average delay | +27 min |
| Worst delay | +63 min |
In the last 30 days DAL399 departed on time (within 15 minutes) on 2 of 6 flights (33%), with an average departure delay of +27 min and a worst delay of +63 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.