Flight
UAL3939
Flight history and live tracking for UAL3939, 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 | KIAH → KIAD |
Flight history 61 flights since Dec 2025
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-09-28 | KEWR NEWARK LIBERTY INTERNATIONAL | KORD CHICAGO OHARE INTERNATIONAL | 11:30 EDT | 12:11 CDT | 1h 41m | N17017 |
| 2026-09-24 | KORD | KDEN | 22:01 CDT | 04:58 MDT | 7h 56m | N14564 |
| 2026-09-21 | KRDU | KBNA | 18:41 EDT | 18:52 CDT | 1h 11m | N894UA |
| 2026-09-20estimated | ? | ? | 02:43Z | 03:40Z | 0h 57m | N76288 |
| 2026-09-18estimated | ? | KFLL | 00:00Z | 20:26 EDT | 0h 25m | N36447 |
| 2026-09-15estimated | ? | ? | 05:59Z | 08:12Z | 2h 13m | A12B32 |
| 2026-09-11estimated | KIAH | KIAD | 19:00 CDT | 20:48 EDT | 0h 47m | N649UA |
| 2026-09-10estimated | ? | ? | 16:08Z | 23:58Z | 7h 49m | N649UA |
| 2026-09-08 | ? | KSFO | 16:17Z | 11:54 PDT | 2h 36m | N75854 |
Earlier flights (52) - back to 2025-12-11
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-09-03 | KLGA | KORD | 09:27 EDT | 10:22 CDT | 1h 54m | N12225 |
| 2026-08-31estimated | KIAH | KIAD | 09:09 CDT | 13:16 EDT | 3h 06m | N773UA |
| 2026-08-28 | KIAD | KIAH | 09:10 EDT | 10:44 CDT | 2h 34m | N66057 |
| 2026-08-21estimated | PHNL | ? | 18:05 HST | 15:40Z | 11h 34m | N27586 |
| 2026-08-18estimated | ? | ? | 09:38Z | 21:38Z | 11h 59m | N76021 |
| 2026-08-16estimated | ? | KCLE | 01:29Z | 22:14 EDT | 0h 45m | N37468 |
| 2026-08-13estimated | KIAH | KIAD | 17:44 CDT | 19:58 EDT | 1h 14m | N480UA |
| 2026-08-12estimated | ? | KIAH | 00:00Z | 12:10 CDT | 17h 10m | N13750 |
| 2026-08-11estimated | ? | ? | 21:40Z | 23:58Z | 2h 17m | N13750 |
| 2026-07-22estimated | ? | KSNA | 13:50Z | 07:24 PDT | 0h 33m | A1270F |
| 2026-07-21estimated | KIAD | KTEB | 07:31 EDT | 08:28 EDT | 0h 56m | N76055 |
| 2026-07-18 | KCMH | KDTW | 09:28 EDT | 10:00 EDT | 0h 31m | N475UA |
| 2026-07-11 | KATL | KIAD | 01:54 EDT | 03:16 EDT | 1h 21m | N452UA |
| 2026-07-04estimated | KIAD | KTEB | 00:40 EDT | 01:32 EDT | 0h 52m | N78060 |
| 2026-06-30 | KPDX | KORD | 14:34 PDT | 17:38 CDT | 1h 04m | N18243 |
| 2026-06-21estimated | KBED | KEWR | 15:04 EDT | 16:08 EDT | 1h 03m | N38424 |
| 2026-06-19 | KIAH | KIAD | 09:44 CDT | 13:06 EDT | 2h 21m | N78008 |
| 2026-06-16 | KIAD | KORD | 22:47 EDT | 23:22 CDT | 1h 34m | N78285 |
| 2026-06-12 | KORD | KMSP | 06:06 CDT | 07:02 CDT | 0h 55m | N69888 |
| 2026-06-12estimated | KSLC | KORD | 23:57 MDT | 03:36 CDT | 2h 38m | N23721 |
| 2026-05-25estimated | KEWR | KIAD | 08:42 EDT | 09:50 EDT | 1h 07m | N77014 |
| 2026-05-24estimated | KDEN | KORD | 21:04 MDT | 23:54 CDT | 1h 50m | A0B7D9 |
| 2026-05-21estimated | ? | ? | 08:25Z | 13:00Z | 4h 34m | A44169 |
| 2026-05-19 | KDEN | KLGB | 23:05 MDT | 22:44 PDT | 0h 38m | N77871 |
| 2026-05-07 | KIAD | KORD | 13:53 EDT | 14:24 CDT | 1h 31m | N659UA |
| 2026-05-05 | KIAH | MMUN | 20:04 CDT | 21:36 EST | 1h 31m | AA7F28 |
| 2026-04-21estimated | ? | TNCA | 00:00Z | 23:18 AST | 3h 17m | A12F70 |
| 2026-04-20estimated | ? | ? | 22:50Z | 23:58Z | 1h 07m | A12F70 |
| 2026-04-17estimated | ? | ? | 15:29Z | 16:42Z | 1h 12m | N69819 |
| 2026-04-11 | KSNA | KDEN | 08:20 PDT | 11:14 MDT | 1h 53m | N453UA |
| 2026-04-05estimated | PANC | KDEN | 12:47 AKDT | 15:16 MDT | 0h 28m | N37287 |
| 2026-03-16estimated | ? | ? | 13:35Z | 16:08Z | 2h 32m | N37422 |
| 2026-03-14estimated | KORD | KMSP | 00:15 CDT | 01:42 CDT | 1h 26m | N29961 |
| 2026-03-07estimated | KORD | KMSP | 16:08 CST | 17:56 CST | 1h 48m | N62889 |
| 2026-03-05 | KMCO | KIAD | 19:46 EST | 21:28 EST | 1h 41m | A12F6D |
| 2026-03-01estimated | KDEN | ? | 05:34 MST | 13:10Z | 0h 35m | N27205 |
| 2026-02-23 | KDFW | KMSY | 13:33 CST | 14:42 CST | 1h 08m | N33714 |
| 2026-02-22 | KMSY | KSAT | 13:29 CST | 15:20 CST | 1h 50m | N829UA |
| 2026-02-21 | KLAX | KEWR | 21:27 PST | 04:54 EST | 4h 27m | N19141 |
| 2026-02-18 | KMSN | KORD | 20:58 CST | 21:29 CST | 0h 31m | N823UA |
| 2026-02-07estimated | KMCO | ? | 02:09 EST | 15:42Z | 8h 32m | N77431 |
| 2026-02-05 | KSEA | KORD | 07:26 PST | 13:12 CST | 3h 46m | N17244 |
| 2026-02-02 | KLAX | KSFO | 16:55 PST | 18:00 PST | 1h 04m | A12A81 |
| 2026-01-29 | KIAD | KORD | 20:20 EST | 22:06 CST | 2h 46m | N642UA |
| 2026-01-25 | KEWR | KMSY | 22:06 EST | 00:18 CST | 3h 11m | N830UA |
| 2026-01-24 | KMEM | KDEN | 23:01 CST | 00:24 MST | 2h 23m | N79521 |
| 2026-01-22 | KSFO | VHHH | 11:37 PST | 18:38 HKT | 15h 00m | AA6B9F |
| 2026-01-22 | ? | KSFO | 02:51Z | 21:42 PST | 2h 50m | N769UA |
| 2025-12-27 | KAUS | KPBI | 18:44 CST | 22:32 EST | 2h 47m | N855UA |
| 2025-12-24 | KDEN | CYYC | 10:40 MST | 13:18 MST | 2h 38m | N34282 |
| 2025-12-19 | KIAH | KSFO | 10:59 CST | 12:58 PST | 3h 59m | N17122 |
| 2025-12-11estimated | ? | KIAH | 15:30Z | 10:32 CST | 1h 01m | N475UA |
Times are local to each airport. Hover for UTC. Flights marked estimated were completed with route prediction or partial coverage; partial records have a confirmed departure but no reliable arrival fix.
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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 archive (from $9.99, with a free one-day sample). Questions: [email protected]