Flight
SWA1577 25 Jun 2026
SWA1577, operated by Southwest Airlines, on 25 Jun 2026: San Antonio International (KSAT) to Denver International (KDEN), 4 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 4
PlaneTrack receiver network| Route | KSAT SAN ANTONIO INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 09:21 CDT |
| Last seen | 10:38 MDT |
| Duration | 2h 16m |
| Aircraft | N954WN |
| Max altitude | 36,000 ft |
| Distance tracked | 690 nm |
Leg 2 of 4
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KHWD Hayward Executive Airport |
| Status | Completed (receiver network) |
| First seen airborne | 11:05 MDT |
| Last seen | 12:54 PDT |
| Duration | 2h 48m |
| Aircraft | N954WN |
| Max altitude | 40,000 ft |
| Distance tracked | 826 nm |
Leg 3 of 4
PlaneTrack receiver network| Route | KOAK METROPOLITAN OAKLAND INTERNATIONAL → KPDX PORTLAND INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 13:55 PDT |
| Last seen | 15:08 PDT |
| Duration | 1h 12m |
| Aircraft | N954WN |
| Max altitude | 36,000 ft |
| Distance tracked | 472 nm |
Leg 4 of 4estimated
PlaneTrack receiver network| Route | KPDX PORTLAND INTERNATIONAL → KSPB SCAPPOOSE INDUSTRIAL AIRPARK |
| Status | Completed (receiver network) |
| First seen airborne | 16:07 PDT |
| Last seen | 16:38 PDT |
| Duration | 0h 30m |
| Aircraft | N954WN |
| Max altitude | 37,000 ft |
| Distance tracked | 15 nm |
Punctuality, last 30 days
| Flights | 9 |
| On time | 3 (33%) |
| Average delay | +32 min |
| Worst delay | +130 min |
In the last 30 days SWA1577 departed on time (within 15 minutes) on 3 of 9 flights (33%), with an average departure delay of +32 min and a worst delay of +130 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.