Flight
SWA4539 28 Dec 2025
SWA4539, operated by Southwest Airlines, on 28 Dec 2025: San Diego International Lindbergh Fld (KSAN) to Seattle Tacoma International (KSEA). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSAN SAN DIEGO INTERNATIONAL LINDBERGH FLD → KSEA SEATTLE TACOMA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 20:28 PST 27 Dec |
| Last seen | 01:02 PST |
| Duration | 4h 33m |
| Aircraft | N277WN |
| Max altitude | 40,000 ft |
| Distance tracked | 913 nm |
Punctuality, last 30 days
| Flights | 4 |
| On time | 1 (25%) |
| Average delay | +20 min |
| Worst delay | +36 min |
In the last 30 days SWA4539 departed on time (within 15 minutes) on 1 of 4 flights (25%), with an average departure delay of +20 min and a worst delay of +36 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.