Flight
SWA4540 27 Dec 2025
SWA4540, operated by Southwest Airlines, on 27 Dec 2025: Mc Carran International (KLAS) to Ontario International (KONT), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KLAS MC CARRAN INTERNATIONAL → KONT ONTARIO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 16:00 PST 26 Dec |
| Last seen | 16:42 PST 26 Dec |
| Duration | 0h 41m |
| Aircraft | N944WN |
| Max altitude | 26,000 ft |
| Distance tracked | 171 nm |
Leg 2 of 2partial
PlaneTrack receiver network| Route | KONT ONTARIO INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 17:43 PST 26 Dec |
| Aircraft | N944WN |
| Max altitude | 31,200 ft |
Punctuality, last 30 days
| Flights | 3 |
| On time | 1 (33%) |
| Average delay | +35 min |
| Worst delay | +71 min |
In the last 30 days SWA4540 departed on time (within 15 minutes) on 1 of 3 flights (33%), with an average departure delay of +35 min and a worst delay of +71 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.