Flight
SWA3135 28 Dec 2025
SWA3135, operated by Southwest Airlines, on 28 Dec 2025: Chicago Midway International (KMDW) to Phoenix Sky Harbor International (KPHX). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KMDW CHICAGO MIDWAY INTERNATIONAL → KPHX PHOENIX SKY HARBOR INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 23:31 CST 27 Dec |
| Last seen | 02:24 MST |
| Duration | 3h 52m |
| Aircraft | AC4237 |
| Max altitude | 36,025 ft |
| Distance tracked | 1,252 nm |
Punctuality, last 30 days
| Flights | 3 |
| On time | 1 (33%) |
| Average delay | +36 min |
| Worst delay | +76 min |
In the last 30 days SWA3135 departed on time (within 15 minutes) on 1 of 3 flights (33%), with an average departure delay of +36 min and a worst delay of +76 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.