Flight
DAL1421 11 Dec 2025
DAL1421, operated by Delta Air Lines, on 11 Dec 2025: Los Angeles International (KLAX) to San Francisco International (KSFO), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KLAX LOS ANGELES INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 05:53 PST |
| Last seen | 07:26 PST |
| Duration | 1h 32m |
| Aircraft | N3742C |
| Max altitude | 38,000 ft |
| Distance tracked | 293 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KLAX LOS ANGELES INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 08:18 PST |
| Last seen | 09:56 PST |
| Duration | 1h 38m |
| Aircraft | N3742C |
| Max altitude | 31,000 ft |
| Distance tracked | 293 nm |
Punctuality, last 30 days
| Flights | 14 |
| On time | 7 (50%) |
| Average delay | +20 min |
| Worst delay | +53 min |
In the last 30 days DAL1421 departed on time (within 15 minutes) on 7 of 14 flights (50%), with an average departure delay of +20 min and a worst delay of +53 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.