Flight
SWA4156 4 Jul 2026
SWA4156, operated by Southwest Airlines, on 4 Jul 2026: General Edward Lawrence Logan International (KBOS) to Denver International (KDEN). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 07:31 EDT |
| Last seen | 09:31 MDT |
| Duration | 3h 59m |
| Aircraft | N1801U |
| Max altitude | 36,000 ft |
| Distance tracked | 1,520 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 6 (86%) |
| Average delay | -118 min |
| Worst delay | +40 min |
In the last 30 days SWA4156 departed on time (within 15 minutes) on 6 of 7 flights (86%), with an average departure delay of -118 min and a worst delay of +40 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.