Flight
SWA4521 29 Sep 2026
SWA4521, operated by Southwest Airlines, on 29 Sep 2026: San Francisco International (KSFO) to Burbank Glendale Pasadena (KBUR). Scheduled and actual times are local to each airport (hover for UTC).
Flight
FAA SWIM schedule| Route | KSFO SAN FRANCISCO INTERNATIONAL → KBUR BURBANK GLENDALE PASADENA |
| Status | Completed, departed on time (-808 min) |
| Scheduled departure | 08:35 PDT |
| Actual departure | 19:07 PDT 28 Sep on time |
| Actual arrival | 09:37 PDT |
| Duration | 14h 30m |
| Aircraft | N943WN B737 |
| Max altitude | 31,000 ft |
| Distance tracked | 283 nm |
Punctuality, last 30 days
| Flights | 6 |
| On time | 2 (33%) |
| Average delay | -77 min |
| Worst delay | +132 min |
In the last 30 days SWA4521 departed on time (within 15 minutes) on 2 of 6 flights (33%), with an average departure delay of -77 min and a worst delay of +132 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.