Flight
SWA1257 16 Mar 2026
SWA1257, operated by Southwest Airlines, on 16 Mar 2026: General Edward Lawrence Logan International (KBOS) to Denver International (KDEN). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 05:13 EDT |
| Last seen | 07:24 MDT |
| Duration | 4h 10m |
| Aircraft | N8841L |
| Max altitude | 36,000 ft |
| Distance tracked | 1,520 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 3 (43%) |
| Average delay | +26 min |
| Worst delay | +58 min |
In the last 30 days SWA1257 departed on time (within 15 minutes) on 3 of 7 flights (43%), with an average departure delay of +26 min and a worst delay of +58 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.