Flight
SWA3900 4 Jan 2026
SWA3900, operated by Southwest Airlines, on 4 Jan 2026: Charles M. Schulz Sonoma County Airport (KSTS) to San Diego International Lindbergh Fld (KSAN). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KSTS Charles M. Schulz Sonoma County Airport → KSAN SAN DIEGO INTERNATIONAL LINDBERGH FLD |
| Status | Completed (receiver network) |
| First seen airborne | 06:03 PST |
| Last seen | 07:46 PST |
| Duration | 1h 42m |
| Aircraft | N940WN |
| Max altitude | 39,000 ft |
| Distance tracked | 442 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 6 (86%) |
| Average delay | +9 min |
| Worst delay | +21 min |
In the last 30 days SWA3900 departed on time (within 15 minutes) on 6 of 7 flights (86%), with an average departure delay of +9 min and a worst delay of +21 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.