Flight

DAL1221 1 Oct 2026

DAL1221, operated by Delta Air Lines, on 1 Oct 2026: General Mitchell International (KMKE) to The William B Hartsfield Atlanta International (KATL). Scheduled and actual times are local to each airport (hover for UTC).

← 30 Sep 2026All DAL1221 flights2 Oct 2026 →

Flight

FAA SWIM schedule
RouteKMKE GENERAL MITCHELL INTERNATIONAL → KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL
StatusCompleted, departed on time (+2 min)
Scheduled departure05:30 CDT
Actual departure05:32 CDT on time
Actual arrival08:03 EDT
Duration1h 31m
AircraftN871DN B739
Max altitude35,000 ft
Distance tracked582 nm

Punctuality, last 30 days

Flights7
On time6 (86%)
Average delay+9 min
Worst delay+15 min

In the last 30 days DAL1221 departed on time (within 15 minutes) on 6 of 7 flights (86%), with an average departure delay of +9 min and a worst delay of +15 min.

DAL1221 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.