Flight
UAL558 28 May 2026
UAL558, operated by United Airlines, on 28 May 2026, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → ? |
| Status | Completed (receiver network) |
| First seen airborne | 07:36 MDT |
| Last seen | 15:34Z |
| Duration | 1h 58m |
| Aircraft | A0B889 |
| Max altitude | 33,025 ft |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 10:37 MDT |
| Last seen | 13:18 EDT |
| Duration | 0h 41m |
| Aircraft | A0B889 |
| Max altitude | 33,025 ft |
| Distance tracked | 1,520 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.