Flight
UAL3903
Flight history and live tracking for UAL3903, 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 |
| Observed route | KORD → KIAD |
Last 30 days
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-08-18estimated | KORD | KIAD | 13:28 CDT | 17:18 EDT | 2h 49m | N18119 |
| 2026-08-15estimated | KIAD | ? | 18:40 EDT | 23:58Z | 1h 17m | N29907 |
| 2026-08-14estimated | ? | RJAA | 05:59Z | 18:47 JST | 3h 48m | N17302 |
| 2026-08-13 | KRDU | KORD | 22:52 EDT | 07:44 CDT | 9h 52m | N77258 |
| 2026-07-20 | LPPD | ? | 10:05 +00 | 16:16Z | 6h 10m | A126ED |
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]