Flight
SWA4377 1 Jan 2026
SWA4377, operated by Southwest Airlines, on 1 Jan 2026: San Antonio International (KSAT) to The William B Hartsfield Atlanta International (KATL). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSAT SAN ANTONIO INTERNATIONAL → KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 12:12 CST |
| Last seen | 15:14 EST |
| Duration | 2h 01m |
| Aircraft | AC4237 |
| Max altitude | 37,000 ft |
| Distance tracked | 758 nm |
Punctuality, last 30 days
| Flights | 3 |
| On time | 1 (33%) |
| Average delay | +22 min |
| Worst delay | +29 min |
In the last 30 days SWA4377 departed on time (within 15 minutes) on 1 of 3 flights (33%), with an average departure delay of +22 min and a worst delay of +29 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.