Flight
DAL3121 19 Dec 2025
DAL3121, operated by Delta Air Lines, on 19 Dec 2025: Detroit Metro Wayne Co (KDTW) to Dane Co Rgnl Truax Fld (KMSN), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KDTW DETROIT METRO WAYNE CO → KMSN DANE CO RGNL TRUAX FLD |
| Status | Completed (receiver network) |
| First seen airborne | 13:45 EST |
| Last seen | 13:42 CST |
| Duration | 0h 56m |
| Aircraft | N944AT |
| Max altitude | 24,000 ft |
| Distance tracked | 269 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KMSN DANE CO RGNL TRUAX FLD → KDTW DETROIT METRO WAYNE CO |
| Status | Completed (receiver network) |
| First seen airborne | 14:31 CST |
| Last seen | 16:22 EST |
| Duration | 0h 50m |
| Aircraft | N944AT |
| Max altitude | 23,000 ft |
| Distance tracked | 269 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 5 (62%) |
| Average delay | +14 min |
| Worst delay | +30 min |
In the last 30 days DAL3121 departed on time (within 15 minutes) on 5 of 8 flights (62%), with an average departure delay of +14 min and a worst delay of +30 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.