Flight
DAL121 4 Jul 2026
DAL121, operated by Delta Air Lines, on 4 Jul 2026, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | RJTL SHIMOFUSA → ? |
| Status | Completed (receiver network) |
| First seen airborne | 12:36 JST |
| Last seen | 04:38Z |
| Duration | 1h 01m |
| Aircraft | N571DZ |
| Max altitude | 34,000 ft |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 06:32Z |
| Last seen | 21:04Z |
| Duration | 14h 31m |
| Aircraft | N571DZ |
| Max altitude | 38,025 ft |
Punctuality, last 30 days
| Flights | 9 |
| On time | 6 (67%) |
| Average delay | +25 min |
| Worst delay | +138 min |
In the last 30 days DAL121 departed on time (within 15 minutes) on 6 of 9 flights (67%), with an average departure delay of +25 min and a worst delay of +138 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.