Flight
UAL581
Flight history and live tracking for UAL581, operated by United Airlines. Recent flights from the PlaneTrack independent receiver network, with departure and arrival times, aircraft used, and a real-time position feed.
Route
| Airline | United Airlines |
| Typical origin | KORD CHICAGO OHARE INTERNATIONAL |
| Typical destination | KDEN DENVER INTERNATIONAL |
| Distance | 770 nm |
Last 30 days
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-08-16 | KBNA | ? | 15:27 CDT | 23:30Z | 3h 03m | N817UA |
| 2026-08-11 | KBNA | ? | 15:32 CDT | 23:58Z | 3h 26m | N844UA |
| 2026-07-22estimated | KORD | KDEN | 11:28 CDT | 12:50 MDT | 2h 21m | A0B866 |
| 2026-07-21estimated | KORD | KDEN | 11:23 CDT | 12:36 MDT | 2h 13m | A0B848 |
| 2026-07-20estimated | KORD | KDEN | 11:24 CDT | 12:44 MDT | 2h 19m | A2454F |
Times are local to each airport. Hover for UTC. Flights marked estimated were completed with route prediction or partial coverage.
Data access
Live positions and 365-day history for this flight are available through the PlaneTrack API (commercial use from $29/month) and as one-off CSV extracts from our own receiver network archive. Questions: [email protected]