Flight
SWA1821 20 Feb 2026
SWA1821, operated by Southwest Airlines, on 20 Feb 2026: Seattle Tacoma International (KSEA) to Mc Carran International (KLAS), 3 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 3
PlaneTrack receiver network| Route | KSEA SEATTLE TACOMA INTERNATIONAL → KLAS MC CARRAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 06:31 PST |
| Last seen | 08:42 PST |
| Duration | 2h 10m |
| Aircraft | N561WN |
| Max altitude | 37,000 ft |
| Distance tracked | 753 nm |
Leg 2 of 3estimated
PlaneTrack receiver network| Route | KLAS MC CARRAN INTERNATIONAL → KSNA JOHN WAYNE ARPT ORANGE CO |
| Status | Completed (receiver network) |
| First seen airborne | 09:06 PST |
| Last seen | 10:45 PST |
| Duration | 1h 38m |
| Aircraft | N561WN |
| Max altitude | 28,000 ft |
| Distance tracked | 196 nm |
Leg 3 of 3estimated
PlaneTrack receiver network| Route | KSNA JOHN WAYNE ARPT ORANGE CO → KSMF SACRAMENTO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 11:44 PST |
| Last seen | 15:58 PST |
| Duration | 4h 14m |
| Aircraft | N561WN |
| Max altitude | 39,025 ft |
| Distance tracked | 351 nm |
Punctuality, last 30 days
| Flights | 6 |
| On time | 2 (33%) |
| Average delay | -178 min |
| Worst delay | +64 min |
In the last 30 days SWA1821 departed on time (within 15 minutes) on 2 of 6 flights (33%), with an average departure delay of -178 min and a worst delay of +64 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.