Flight
DAL1221 29 Sep 2026
DAL1221, operated by Delta Air Lines, on 29 Sep 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).
Flight
FAA SWIM schedule| Route | KMKE GENERAL MITCHELL INTERNATIONAL → KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL |
| Status | Completed, departure delayed +15 min |
| Scheduled departure | 05:30 CDT |
| Actual departure | 05:45 CDT delayed +15 min |
| Actual arrival | 08:13 EDT |
| Duration | 1h 28m |
| Aircraft | N854DN B739 |
| Max altitude | 35,000 ft |
| Distance tracked | 582 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 6 (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.
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.