Flight
SWA1639 23 Feb 2026
SWA1639, operated by Southwest Airlines, on 23 Feb 2026: Denver International (KDEN) to Salt Lake City International (KSLC). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KSLC SALT LAKE CITY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 22:20 MST 22 Feb |
| Last seen | 23:44 MST 22 Feb |
| Duration | 1h 23m |
| Aircraft | AC36CC |
| Max altitude | 34,000 ft |
| Distance tracked | 339 nm |
Punctuality, last 30 days
| Flights | 12 |
| On time | 4 (33%) |
| Average delay | -87 min |
| Worst delay | +44 min |
In the last 30 days SWA1639 departed on time (within 15 minutes) on 4 of 12 flights (33%), with an average departure delay of -87 min and a worst delay of +44 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.