Flight
SWA4421 3 Oct 2026
SWA4421, operated by Southwest Airlines, on 3 Oct 2026: Denver International (KDEN) to Boise Air Terminal (KBOI). Scheduled and actual times are local to each airport (hover for UTC).
Flight
FAA SWIM schedule| Route | KDEN DENVER INTERNATIONAL → KBOI BOISE AIR TERMINAL |
| Status | Scheduled |
| Scheduled departure | 20:55 MDT 2 Oct |
Punctuality, last 30 days
| Flights | 7 |
| On time | 2 (29%) |
| Average delay | +74 min |
| Worst delay | +204 min |
In the last 30 days SWA4421 departed on time (within 15 minutes) on 2 of 7 flights (29%), with an average departure delay of +74 min and a worst delay of +204 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.