Flight
UAL558 7 Jan 2026
UAL558, operated by United Airlines, on 7 Jan 2026: Denver International (KDEN) to General Edward Lawrence Logan International (KBOS), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 07:51 MST |
| Last seen | 13:38 EST |
| Duration | 3h 46m |
| Aircraft | A0B845 |
| Max altitude | 35,050 ft |
| Distance tracked | 1,520 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL → KEWR NEWARK LIBERTY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 16:10 EST |
| Last seen | 17:18 EST |
| Duration | 1h 07m |
| Aircraft | N819UA |
| Max altitude | 16,200 ft |
| Distance tracked | 174 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 2 (29%) |
| Average delay | +73 min |
| Worst delay | +330 min |
In the last 30 days UAL558 departed on time (within 15 minutes) on 2 of 7 flights (29%), with an average departure delay of +73 min and a worst delay of +330 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.