Flight
UAL3937 21 Jun 2026
UAL3937, operated by United Airlines, on 21 Jun 2026: Newark Liberty International (KEWR) to General Edward Lawrence Logan International (KBOS). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KEWR NEWARK LIBERTY INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 06:37 EDT |
| Last seen | 07:18 EDT |
| Duration | 0h 40m |
| Aircraft | N39450 |
| Max altitude | 21,000 ft |
| Distance tracked | 174 nm |
Punctuality, last 30 days
| Flights | 3 |
| On time | 1 (33%) |
| Average delay | +74 min |
| Worst delay | +185 min |
In the last 30 days UAL3937 departed on time (within 15 minutes) on 1 of 3 flights (33%), with an average departure delay of +74 min and a worst delay of +185 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.