Flight
SWA1581 18 Aug 2026
SWA1581, operated by Southwest Airlines, on 18 Aug 2026: William P Hobby (KHOU) to San Antonio International (KSAT). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KHOU WILLIAM P HOBBY → KSAT SAN ANTONIO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 21:27 CDT 17 Aug |
| Last seen | 22:02 CDT 17 Aug |
| Duration | 0h 34m |
| Aircraft | N491WN |
| Max altitude | 28,000 ft |
| Distance tracked | 166 nm |
Punctuality, last 30 days
| Flights | 11 |
| On time | 5 (45%) |
| Average delay | -113 min |
| Worst delay | +54 min |
In the last 30 days SWA1581 departed on time (within 15 minutes) on 5 of 11 flights (45%), with an average departure delay of -113 min and a worst delay of +54 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.