Flight
SWA3978 19 Dec 2025
SWA3978, operated by Southwest Airlines, on 19 Dec 2025: Ontario International (KONT) to Denver International (KDEN). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KONT ONTARIO INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 16:29 PST 18 Dec |
| Last seen | 19:28 MST 18 Dec |
| Duration | 1h 58m |
| Aircraft | N8626B |
| Max altitude | 39,000 ft |
| Distance tracked | 710 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.