Flight
UAL3877 29 May 2026
UAL3877, operated by United Airlines, on 29 May 2026: Chicago Ohare International (KORD) to Du Page (KDPA). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KORD CHICAGO OHARE INTERNATIONAL → KDPA DU PAGE |
| Status | Completed (receiver network) |
| First seen airborne | 07:49 CDT |
| Last seen | 09:02 CDT |
| Duration | 1h 12m |
| Aircraft | N479UA |
| Max altitude | 39,000 ft |
| Distance tracked | 15 nm |
Punctuality, last 30 days
| Flights | 5 |
| On time | 4 (80%) |
| Average delay | +8 min |
| Worst delay | +29 min |
In the last 30 days UAL3877 departed on time (within 15 minutes) on 4 of 5 flights (80%), with an average departure delay of +8 min and a worst delay of +29 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.