Flight
UAL423 15 Sep 2026
UAL423, operated by United Airlines, on 15 Sep 2026: Marathon (LGMR) to Chicago Ohare International (KORD). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | LGMR MARATHON → KORD CHICAGO OHARE INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 21:03 EEST |
| Last seen | 16:00 CDT |
| Duration | 2h 56m |
| Aircraft | N12020 |
| Max altitude | 37,000 ft |
| Distance tracked | 4,728 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 1 (12%) |
| Average delay | +54 min |
| Worst delay | +115 min |
In the last 30 days UAL423 departed on time (within 15 minutes) on 1 of 8 flights (12%), with an average departure delay of +54 min and a worst delay of +115 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.