Flight
SWA3521 19 Dec 2025
SWA3521, operated by Southwest Airlines, on 19 Dec 2025: Kansas City International (KMCI) to Mc Carran International (KLAS). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KMCI KANSAS CITY INTERNATIONAL → KLAS MC CARRAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 22:41 CST 18 Dec |
| Last seen | 23:24 PST 18 Dec |
| Duration | 2h 42m |
| Aircraft | N8321D |
| Max altitude | 40,000 ft |
| Distance tracked | 987 nm |
Punctuality, last 30 days
| Flights | 5 |
| On time | 4 (80%) |
| Average delay | -252 min |
| Worst delay | +81 min |
In the last 30 days SWA3521 departed on time (within 15 minutes) on 4 of 5 flights (80%), with an average departure delay of -252 min and a worst delay of +81 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.