Flight
SWA3855 26 Dec 2025
SWA3855, operated by Southwest Airlines, on 26 Dec 2025: Chicago Midway International (KMDW) to Philadelphia International (KPHL). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KMDW CHICAGO MIDWAY INTERNATIONAL → KPHL PHILADELPHIA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 06:21 CST |
| Last seen | 08:44 EST |
| Duration | 1h 22m |
| Aircraft | N8544Z |
| Max altitude | 41,000 ft |
| Distance tracked | 579 nm |
Punctuality, last 30 days
| Flights | 5 |
| On time | 4 (80%) |
| Average delay | +10 min |
| Worst delay | +18 min |
In the last 30 days SWA3855 departed on time (within 15 minutes) on 4 of 5 flights (80%), with an average departure delay of +10 min and a worst delay of +18 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.