Flight
SWA3978 14 Mar 2026
SWA3978, operated by Southwest Airlines, on 14 Mar 2026: Chicago Midway International (KMDW) to Philadelphia International (KPHL), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KMDW CHICAGO MIDWAY INTERNATIONAL → KPHL PHILADELPHIA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 08:08 CDT |
| Last seen | 10:26 EDT |
| Duration | 1h 17m |
| Aircraft | N8511K |
| Max altitude | 35,000 ft |
| Distance tracked | 579 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KPHL PHILADELPHIA INTERNATIONAL → KMCO ORLANDO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 11:45 EDT |
| Last seen | 13:48 EDT |
| Duration | 2h 02m |
| Aircraft | N8511K |
| Max altitude | 38,000 ft |
| Distance tracked | 749 nm |
Punctuality, last 30 days
| Flights | 4 |
| On time | 3 (75%) |
| Average delay | +13 min |
| Worst delay | +27 min |
In the last 30 days SWA3978 departed on time (within 15 minutes) on 3 of 4 flights (75%), with an average departure delay of +13 min and a worst delay of +27 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.