Flight
UAL3873
Flight history and live tracking for UAL3873, 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 → KMLB |
Flight history 62 flights since Aug 2025
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-10-01 | KORD CHICAGO OHARE INTERNATIONAL | KIAB MC CONNELL AFB | 01:27 CDT | 02:53 CDT | 1h 26m | N18223 |
| 2026-09-28 | KEWR NEWARK LIBERTY INTERNATIONAL | KMLB MELBOURNE INTERNATIONAL | 21:57 EDT | 00:10 EDT | 2h 13m | N17410 |
| 2026-09-26 | KIAH | KMCO | 21:43 CDT | 00:30 EDT | 1h 46m | N73291 |
| 2026-09-23 | KIAD | KORD | 21:58 EDT | 23:02 CDT | 2h 03m | N655UA |
| 2026-09-21 | KLCQ | KORD | 03:55 EDT | 05:04 CDT | 2h 08m | N498UA |
| 2026-09-18estimated | KMLB | KORD | 02:10 EDT | 09:42 CDT | 8h 32m | N28912 |
| 2026-09-12 | KEWR | KPNS | 12:01 EDT | 13:56 CDT | 2h 54m | N670UA |
| 2026-09-08 | KMLB | KORD | 03:20 EDT | 04:42 CDT | 2h 21m | N37267 |
| 2026-09-06 | KEWR | ? | 00:38 EDT | 06:26Z | 1h 47m | N24729 |
Earlier flights (53) - back to 2025-08-17
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-08-27 | ? | KSFO | 04:01Z | 06:50 PDT | 9h 48m | N77014 |
| 2026-08-19estimated | KORD | KMLB | 19:08 CDT | 23:16 EDT | 3h 08m | N822UA |
| 2026-07-20estimated | ? | KOMA | 19:12Z | 15:16 CDT | 1h 03m | A5D2F9 |
| 2026-07-18estimated | ? | KEWR | 00:00Z | 20:48 EDT | 0h 47m | N67134 |
| 2026-07-17estimated | ? | ? | 22:29Z | 23:58Z | 1h 28m | N67134 |
| 2026-07-12 | KMLB | KIAH | 12:13 EDT | 13:14 CDT | 2h 00m | N54561 |
| 2026-07-10estimated | KMLB | KIAH | 01:59 EDT | 03:02 CDT | 2h 02m | A3D2E5 |
| 2026-06-30estimated | KORD | KMLB | 04:56 CDT | 08:20 EDT | 2h 23m | A0B844 |
| 2026-06-27 | KIAH | KMLB | 20:50 CDT | 23:46 EDT | 1h 55m | A0B86A |
| 2026-06-19estimated | KHWO | ? | 23:37 EDT | 07:24Z | 3h 46m | N68452 |
| 2026-06-14estimated | ? | ? | 01:02Z | 03:10Z | 2h 07m | N28912 |
| 2026-05-23estimated | KINT | ? | 00:18 EDT | 07:32Z | 3h 14m | N478UA |
| 2026-05-19estimated | KIAD | KINT | 09:37 EDT | 13:40 EDT | 4h 02m | N478UA |
| 2026-05-11estimated | KORD | KMLB | 08:45 CDT | 10:54 EDT | 1h 08m | N846UA |
| 2026-05-08 | KCLE | KIAB | 23:35 EDT | 00:46 CDT | 2h 10m | N76519 |
| 2026-05-05estimated | KINT | KIAD | 08:10 EDT | 08:52 EDT | 0h 41m | N37434 |
| 2026-04-30 | KORD | KLCQ | 20:56 CDT | 23:40 EDT | 1h 43m | N444UA |
| 2026-04-28 | KIAH | KIAB | 21:29 CDT | 22:42 CDT | 1h 12m | N68836 |
| 2026-04-24 | KIAB | KIAH | 10:10 CDT | 15:46 CDT | 5h 35m | N69829 |
| 2026-04-02estimated | KMLB | KIAH | 15:30 EDT | 16:22 CDT | 1h 51m | N35407 |
| 2026-03-31 | KRFD | KORD | 08:40 CDT | 09:08 CDT | 0h 27m | N18243 |
| 2026-03-14 | ? | KSFO | 05:52Z | 08:46 PDT | 9h 53m | N2136U |
| 2026-03-13estimated | KIAH | KMLB | 20:14 CDT | 23:04 EDT | 1h 49m | N467UA |
| 2026-03-07 | KIAB | KDEN | 15:50 CST | 16:10 MST | 1h 19m | N78509 |
| 2026-03-04 | KMLB | KORD | 01:46 EST | 03:18 CST | 2h 31m | N17233 |
| 2026-02-28 | KIAH | KMLB | 21:02 CST | 00:14 EST | 2h 11m | N821UA |
| 2026-02-22 | KSLC | KSAT | 13:39 MST | 17:04 CST | 2h 24m | N37470 |
| 2026-02-17estimated | KIAH | KMLB | 20:52 CST | 23:02 EST | 1h 10m | N38473 |
| 2026-02-11 | KIAD | KGSO | 21:05 EST | 21:54 EST | 0h 48m | N73445 |
| 2026-02-01 | KORD | KEWR | 11:11 CST | 14:12 EST | 2h 00m | N14106 |
| 2026-01-28 | KORD | KRFD | 14:00 CST | 14:22 CST | 0h 21m | N73259 |
| 2026-01-27estimated | ? | KDEN | 00:01Z | 17:38 MST | 0h 37m | N77258 |
| 2026-01-26estimated | KORD | KMLB | 16:00 CST | 18:58 EST | 1h 57m | N77258 |
| 2026-01-25estimated | ? | KDEN | 20:08Z | 13:44 MST | 0h 35m | N27273 |
| 2026-01-22 | KBDL | KDEN | 15:30 EST | 17:56 MST | 4h 25m | A533BD |
| 2026-01-17estimated | ? | ? | 23:02Z | 23:30Z | 0h 27m | N17126 |
| 2026-01-08 | KEWR | KGSO | 16:59 EST | 18:06 EST | 1h 07m | N68452 |
| 2026-01-05 | KTPA | KMCO | 05:35 EST | 06:14 EST | 0h 39m | N73445 |
| 2025-12-30 | KTPA | KDEN | 15:58 EST | 18:06 MST | 4h 07m | A3D326 |
| 2025-12-30estimated | ? | ? | 19:24Z | 20:13Z | 0h 48m | A3D326 |
| 2025-12-26estimated | KORD | KMLB | 08:51 CST | 17:40 EST | 7h 48m | N13014 |
| 2025-12-20 | KLCQ | KIAH | 13:55 EST | 14:38 CST | 1h 42m | N875UA |
| 2025-12-20 | KIAH | KLCQ | 07:10 CST | 09:42 EST | 1h 31m | N881UA |
| 2025-12-19estimated | ? | ? | 09:07Z | 11:04Z | 1h 56m | N2352U |
| 2025-12-18estimated | KSFO | ? | 15:03 PST | 23:52Z | 0h 48m | N2352U |
| 2025-10-29 | KORD | KLCQ | 19:32 CDT | 22:20 EDT | 1h 47m | N898UA |
| 2025-10-26estimated | ? | ? | 00:02Z | 03:20Z | 3h 17m | N17015 |
| 2025-10-25estimated | ? | ? | 15:17Z | 23:48Z | 8h 30m | N17015 |
| 2025-10-21estimated | KMLB | KIAH | 20:00 EDT | 21:04 CDT | 2h 03m | N27515 |
| 2025-10-20estimated | ? | ? | 23:14Z | 23:58Z | 0h 43m | N27515 |
| 2025-10-14 | KORD | KMIA | 21:30 CDT | 00:52 EDT | 2h 22m | N16732 |
| 2025-09-19 | KORD O'Hare International | ? | 16:07 CDT | 22:09Z | 1h 02m | A43EC9 |
| 2025-08-17 | KTPA | KORD | 16:17 EDT | 18:24 CDT | 3h 06m | A0B841 |
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]