Flight
SWA3677 25 Jan 2026
SWA3677, operated by Southwest Airlines, on 25 Jan 2026: Sacramento International (KSMF) to Seattle Tacoma International (KSEA), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KSMF SACRAMENTO INTERNATIONAL → KSEA SEATTLE TACOMA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 06:06 PST |
| Last seen | 07:44 PST |
| Duration | 1h 38m |
| Aircraft | AC429B |
| Max altitude | 40,000 ft |
| Distance tracked | 526 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KSEA SEATTLE TACOMA INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 08:52 PST |
| Last seen | 12:12 MST |
| Duration | 2h 20m |
| Aircraft | AC429B |
| Max altitude | 37,025 ft |
| Distance tracked | 888 nm |
Punctuality, last 30 days
| Flights | 5 |
| On time | 0 (0%) |
| Average delay | +55 min |
| Worst delay | +103 min |
In the last 30 days SWA3677 departed on time (within 15 minutes) on 0 of 5 flights (0%), with an average departure delay of +55 min and a worst delay of +103 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.