Flight
UAL2421 18 Dec 2025
UAL2421, operated by United Airlines, on 18 Dec 2025, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2partial
PlaneTrack receiver network| Route | KSJC NORMAN Y MINETA SAN JOSE INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 16:00 PST 17 Dec |
| Aircraft | N33292 |
| Max altitude | 5,300 ft |
| Distance tracked | 26 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KORD CHICAGO OHARE INTERNATIONAL → KEWR NEWARK LIBERTY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 14:16 CST |
| Last seen | 17:00 EST |
| Duration | 1h 44m |
| Aircraft | A0B840 |
| Max altitude | 35,050 ft |
| Distance tracked | 623 nm |
Punctuality, last 30 days
| Flights | 5 |
| On time | 2 (40%) |
| Average delay | +21 min |
| Worst delay | +52 min |
In the last 30 days UAL2421 departed on time (within 15 minutes) on 2 of 5 flights (40%), with an average departure delay of +21 min and a worst delay of +52 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.