Flight
UAL821 6 Jan 2026
UAL821, operated by United Airlines, on 6 Jan 2026: Los Angeles International (KLAX) to Hong Kong International (VHHH), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | KLAX LOS ANGELES INTERNATIONAL → VHHH HONG KONG INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 17:49 PST 5 Jan |
| Last seen | 20:20 HKT |
| Duration | 10h 30m |
| Aircraft | N19951 |
| Max altitude | 41,000 ft |
| Distance tracked | 6,298 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 15:10Z |
| Last seen | 18:26Z |
| Duration | 3h 15m |
| Aircraft | A31A7B |
| Max altitude | 36,000 ft |
Punctuality, last 30 days
| Flights | 1 |
| On time | 0 (0%) |
| Average delay | +741 min |
| Worst delay | +741 min |
In the last 30 days UAL821 departed on time (within 15 minutes) on 0 of 1 flight (0%), with an average departure delay of +741 min and a worst delay of +741 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.