Flight
UAL520 29 Dec 2025
UAL520, operated by United Airlines, on 29 Dec 2025: Miami International (KMIA) to Chicago Ohare International (KORD). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KMIA MIAMI INTERNATIONAL → KORD CHICAGO OHARE INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 09:19 EST |
| Last seen | 11:16 CST |
| Duration | 2h 57m |
| Aircraft | N36247 |
| Max altitude | 28,025 ft |
| Distance tracked | 1,042 nm |
Punctuality, last 30 days
| Flights | 14 |
| On time | 6 (43%) |
| Average delay | +50 min |
| Worst delay | +139 min |
In the last 30 days UAL520 departed on time (within 15 minutes) on 6 of 14 flights (43%), with an average departure delay of +50 min and a worst delay of +139 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.