Flight
SKW3899 21 Dec 2025
SKW3899, operated by SkyWest Airlines, on 21 Dec 2025: Seattle Tacoma International (KSEA) 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 | KSEA SEATTLE TACOMA INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 11:52 PST |
| Last seen | 14:20 PST |
| Duration | 2h 27m |
| Aircraft | N310SY |
| Max altitude | 35,000 ft |
| Distance tracked | 590 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KSEA SEATTLE TACOMA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 15:13 PST |
| Last seen | 17:12 PST |
| Duration | 1h 58m |
| Aircraft | A34878 |
| Distance tracked | 590 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 6 (86%) |
| Average delay | +10 min |
| Worst delay | +17 min |
In the last 30 days SKW3899 departed on time (within 15 minutes) on 6 of 7 flights (86%), with an average departure delay of +10 min and a worst delay of +17 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.