Flight

DAL1399 28 Sep 2026

DAL1399, operated by Delta Air Lines, on 28 Sep 2026: General Edward Lawrence Logan International (KBOS) to Washington Dulles International (KIAD), 4 legs. Scheduled and actual times are local to each airport (hover for UTC).

← 27 Sep 2026All DAL1399 flights29 Sep 2026 →

Leg 1 of 4

FAA SWIM schedule
RouteKBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL → KIAD WASHINGTON DULLES INTERNATIONAL
StatusCompleted, departure delayed +26 min
Scheduled departure07:10 EDT
Actual departure07:36 EDT delayed +26 min
Actual arrival08:45 EDT
Duration1h 09m
AircraftN3738B B738
Max altitude36,000 ft
Distance tracked358 nm

Leg 2 of 4

FAA SWIM schedule
RouteKBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL → KMIA MIAMI INTERNATIONAL
StatusNo departure recorded
Scheduled departure07:10 EDT
AircraftN3738B B738
Max altitude38,000 ft
Distance tracked802 nm

Leg 3 of 4

FAA SWIM schedule
RouteKIAD WASHINGTON DULLES INTERNATIONAL → KMIA MIAMI INTERNATIONAL
StatusCompleted, departure delayed +19 min
Scheduled departure09:25 EDT
Actual departure09:44 EDT delayed +19 min
Actual arrival11:58 EDT
Duration2h 14m
AircraftN3738B B738
Max altitude37,000 ft
Distance tracked1,095 nm

Leg 4 of 4

FAA SWIM schedule
RouteKMIA MIAMI INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL
StatusCompleted, departure delayed +134 min
Scheduled departure11:49 EDT
Actual departure14:03 EDT delayed +134 min
Actual arrival16:49 EDT
Duration2h 46m
AircraftN3738B B738

Punctuality, last 30 days

Flights13
On time1 (8%)
Average delay+52 min
Worst delay+134 min

In the last 30 days DAL1399 departed on time (within 15 minutes) on 1 of 13 flights (8%), with an average departure delay of +52 min and a worst delay of +134 min.

DAL1399 flight history Full history CSV API access

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.