Flight
UAL542
Flight history and live tracking for UAL542, 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.
Next flight
| Date | Sun 04 Oct 2026 |
| Route | KORD CHICAGO OHARE INTERNATIONAL → KLAX LOS ANGELES INTERNATIONAL |
| Scheduled departure | 15:00 CDT |
Scheduled and estimated times from the FAA SWIM feed, local to each airport.
Route
| Airline | United Airlines |
| Observed route | KORD → KSAN |
Flight history 151 flights since Aug 2025
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-10-03 | KORD CHICAGO OHARE INTERNATIONAL | KLAX LOS ANGELES INTERNATIONAL | 16:32 CDT | 18:15 PDT | 3h 43m | N14576 |
| 2026-10-02 | KORD CHICAGO OHARE INTERNATIONAL | KLAX LOS ANGELES INTERNATIONAL | 15:51 CDT | 17:35 PDT | 3h 44m | N14531 |
| 2026-10-01 | KORD CHICAGO OHARE INTERNATIONAL | KLAX LOS ANGELES INTERNATIONAL | 16:29 CDT | 18:09 PDT | 3h 40m | N24508 |
| 2026-09-30 | KORD CHICAGO OHARE INTERNATIONAL | KLAX LOS ANGELES INTERNATIONAL | 15:30 CDT | 17:16 PDT | 3h 46m | N14569 |
| 2026-09-29 | KORD CHICAGO OHARE INTERNATIONAL | KLAX LOS ANGELES INTERNATIONAL | 15:30 CDT | 17:32 PDT | 4h 02m | N14546 |
| 2026-09-28 | KORD CHICAGO OHARE INTERNATIONAL | KLAX LOS ANGELES INTERNATIONAL | 15:21 CDT | 17:06 PDT | 3h 45m | N54570 |
| 2026-09-27 | KORD CHICAGO OHARE INTERNATIONAL | KLAX LOS ANGELES INTERNATIONAL | 17:14 CDT | 19:06 PDT | 3h 52m | N34574 |
| 2026-09-26partial | ? | ? | 00:00Z | N34547 | ||
| 2026-09-25partial | KLAX | ? | 17:00 PDT | N14567 | ||
| 2026-09-24partial | ? | ? | 00:00Z | N54543 | ||
| 2026-09-23 | KORD | KLAX | 05:41 CDT | 16:58 PDT | 13h 16m | N14511 |
| 2026-09-23estimated | KLAX | KHHR | 18:12 PDT | 02:20 PDT | 8h 07m | N14511 |
| 2026-09-23estimated | KLAX | KHHR | 17:00 PDT | 18:02 PDT | 1h 02m | N14511 |
| 2026-09-22partial | ? | ? | 00:00Z | A0B820 | ||
| 2026-09-21partial | ? | ? | 00:00Z | N54561 | ||
| 2026-09-20partial | ? | ? | 00:00Z | A0B848 | ||
| 2026-09-18partial | ? | ? | 00:00Z | A0B820 | ||
| 2026-09-17partial | ? | ? | 00:00Z | A0B7FA | ||
| 2026-09-16partial | ? | ? | 00:00Z | A24508 | ||
| 2026-09-15partial | ? | ? | 00:00Z | A0B849 | ||
| 2026-09-14partial | ? | ? | 00:00Z | A6EDE5 | ||
| 2026-09-13partial | ? | ? | 01:42Z | A2452A | ||
| 2026-09-12partial | ? | ? | 01:42Z | A0B820 | ||
| 2026-09-12estimated | ? | ? | 00:00Z | 00:24Z | 0h 23m | A0B820 |
| 2026-09-11partial | KLAX | ? | 17:00 PDT | A0B848 | ||
| 2026-09-10partial | ? | ? | 00:00Z | A0B7FD | ||
| 2026-09-09partial | KLAX | ? | 17:00 PDT | A0B81D | ||
| 2026-09-08partial | KLAX | ? | 17:04 PDT | A24508 | ||
| 2026-09-07partial | KLGB | ? | 17:00 PDT | A3D302 | ||
| 2026-09-06partial | ? | ? | 01:49Z | A0B821 | ||
| 2026-09-06estimated | ? | ? | 00:00Z | 00:32Z | 0h 31m | A0B821 |
| 2026-09-05partial | ? | ? | 01:43Z | A0B86A | ||
| 2026-09-05estimated | ? | ? | 00:00Z | 00:20Z | 0h 19m | A0B86A |
| 2026-09-04partial | ? | ? | 00:00Z | N14533 |
Earlier flights (117) - back to 2025-08-16
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-09-03partial | ? | ? | 00:00Z | N14559 | ||
| 2026-09-01partial | ? | ? | 00:00Z | A0B7BB | ||
| 2026-08-31partial | ? | ? | 02:09Z | A0B889 | ||
| 2026-08-31estimated | ? | ? | 00:00Z | 01:02Z | 1h 02m | A0B889 |
| 2026-08-30partial | ? | ? | 00:00Z | A0B88A | ||
| 2026-08-29partial | KORD | ? | 20:58 CDT | A55FE9 | ||
| 2026-08-29estimated | ? | ? | 00:00Z | 00:22Z | 0h 22m | A55FE9 |
| 2026-08-28partial | KSNA | ? | 17:00 PDT | A0B81E | ||
| 2026-08-27partial | ? | ? | 01:46Z | A0B7D9 | ||
| 2026-08-27estimated | ? | KLAX | 00:00Z | 17:18 PDT | 0h 18m | A0B7D9 |
| 2026-08-25partial | ? | ? | 01:46Z | A6EDA7 | ||
| 2026-08-24partial | KORD | ? | 21:59 CDT | N54561 | ||
| 2026-08-24estimated | ? | ? | 00:00Z | 00:32Z | 0h 32m | N54561 |
| 2026-08-23partial | ? | ? | 01:58Z | A0B7FA | ||
| 2026-08-23estimated | ? | ? | 00:00Z | 00:52Z | 0h 51m | A0B7FA |
| 2026-08-22partial | ? | ? | 01:45Z | A0B7FE | ||
| 2026-08-22estimated | ? | ? | 00:00Z | 00:34Z | 0h 34m | A0B7FE |
| 2026-08-21partial | ? | ? | 00:00Z | N14504 | ||
| 2026-08-20partial | ? | ? | 00:00Z | N24513 | ||
| 2026-08-19partial | ? | ? | 00:00Z | N14567 | ||
| 2026-08-18partial | ? | ? | 00:00Z | N14569 | ||
| 2026-08-17partial | ? | ? | 00:40Z | N24508 | ||
| 2026-08-16partial | ? | ? | 00:00Z | N14524 | ||
| 2026-08-15 | KORD | ? | 15:34 CDT | 23:58Z | 3h 23m | N14524 |
| 2026-08-14estimated | ? | ? | 00:00Z | 03:33Z | 3h 33m | N24573 |
| 2026-08-13partial | ? | ? | 00:00Z | N14530 | ||
| 2026-08-12partial | ? | ? | 00:00Z | N14507 | ||
| 2026-07-18estimated | ? | ? | 15:13Z | 18:54Z | 3h 40m | N37257 |
| 2026-07-18estimated | ? | ? | 13:38Z | 14:20Z | 0h 41m | N37257 |
| 2026-07-11estimated | KEWR | ? | 09:44 EDT | 20:48Z | 7h 03m | N27261 |
| 2026-07-04estimated | ? | ? | 14:41Z | 17:50Z | 3h 08m | A4418D |
| 2026-06-27estimated | KEWR | ? | 09:40 EDT | 16:22Z | 2h 42m | A2B45B |
| 2026-06-20estimated | KEWR | ? | 09:26 EDT | 17:00Z | 3h 33m | N27283 |
| 2026-06-13estimated | KEWR | ? | 09:35 EDT | 15:06Z | 1h 30m | A12778 |
| 2026-05-23estimated | KEWR | ? | 09:25 EDT | 20:44Z | 7h 18m | A12733 |
| 2026-05-20 | KDTW | KDEN | 20:39 EDT | 10:16 MDT | 15h 36m | N882UA |
| 2026-05-19partial | KDTW | ? | 23:03 EDT | N825UA | ||
| 2026-05-12 | KDTW | ? | 09:30 EDT | 16:28Z | 2h 57m | N825UA |
| 2026-05-11 | KDTW | KDEN | 09:30 EDT | 10:16 MDT | 2h 45m | N837UA |
| 2026-05-10 | KDTW | KDEN | 09:23 EDT | 10:16 MDT | 2h 53m | N451UA |
| 2026-05-09 | KDTW | ? | 09:19 EDT | 16:16Z | 2h 56m | N803UA |
| 2026-05-08 | KDTW | KDEN | 09:23 EDT | 10:24 MDT | 3h 00m | N818UA |
| 2026-05-07 | KDTW | KDEN | 09:21 EDT | 10:20 MDT | 2h 58m | N803UA |
| 2026-05-06 | KDTW | KDEN | 09:16 EDT | 10:34 MDT | 3h 17m | N4901U |
| 2026-05-05 | KDTW | ? | 09:27 EDT | 16:46Z | 3h 18m | N815UA |
| 2026-05-04 | KDTW | ? | 09:22 EDT | 16:10Z | 2h 47m | N839UA |
| 2026-05-03 | KDTW | KDEN | 09:22 EDT | 10:14 MDT | 2h 51m | N806UA |
| 2026-05-02 | KDTW | KDEN | 09:18 EDT | 10:18 MDT | 2h 59m | N843UA |
| 2026-05-01 | KDTW | KDEN | 09:19 EDT | 10:10 MDT | 2h 50m | N802UA |
| 2026-04-30 | KDTW | KDEN | 09:32 EDT | 10:38 MDT | 3h 05m | A0B86A |
| 2026-04-25estimated | KEWR | ? | 09:16 EDT | 16:00Z | 2h 43m | A12733 |
| 2026-04-18estimated | ? | ? | 13:22Z | 20:52Z | 7h 30m | A12710 |
| 2026-04-11estimated | ? | ? | 13:20Z | 16:10Z | 2h 49m | A2B47F |
| 2026-04-04estimated | ? | ? | 13:25Z | 16:24Z | 2h 58m | A441F5 |
| 2026-03-28estimated | ? | ? | 13:43Z | 20:57Z | 7h 13m | N17331 |
| 2026-03-15estimated | ? | ? | 12:54Z | 15:52Z | 2h 57m | A12797 |
| 2026-03-14 | ? | ? | 14:39Z | 17:12Z | 2h 32m | A126EC |
| 2026-03-08 | KEWR | ? | 10:02 EDT | 16:52Z | 2h 49m | A12711 |
| 2026-03-07estimated | ? | ? | 14:48Z | 17:09Z | 2h 20m | N27260 |
| 2026-03-01 | KEWR | ? | 09:22 EST | 17:02Z | 2h 39m | N27274 |
| 2026-02-28 | KEWR | ? | 09:12 EST | 16:52Z | 2h 39m | A4418D |
| 2026-02-21 | KEWR | ? | 10:02 EST | 17:48Z | 2h 45m | N27263 |
| 2026-02-15estimated | ? | ? | 13:53Z | 16:42Z | 2h 48m | A5CC3C |
| 2026-02-14 | KEWR | ? | 09:07 EST | 21:46Z | 7h 38m | N27263 |
| 2026-02-07estimated | ? | ? | 13:50Z | 21:12Z | 7h 22m | A12735 |
| 2026-01-31 | KEWR | ? | 08:58 EST | 17:02Z | 3h 04m | N27266 |
| 2026-01-24 | KEWR | ? | 08:54 EST | 16:56Z | 3h 01m | A5CF19 |
| 2026-01-05 | KEWR | ? | 09:08 EST | 17:38Z | 3h 29m | N57299 |
| 2026-01-04 | KEWR | ? | 09:18 EST | 18:24Z | 4h 05m | N27255 |
| 2026-01-03 | KLDJ | ? | 09:00 EST | 17:52Z | 3h 51m | A1270F |
| 2026-01-02 | KEWR | ? | 09:46 EST | 18:48Z | 4h 01m | N37295 |
| 2026-01-01 | KLDJ | ? | 09:40 EST | 18:56Z | 4h 15m | N27251 |
| 2025-12-31 | KEWR | ? | 09:03 EST | 17:32Z | 3h 28m | N17279 |
| 2025-12-30 | KLDJ | ? | 09:03 EST | 17:58Z | 3h 55m | A1277B |
| 2025-12-29 | KEWR | ? | 08:48 EST | 17:50Z | 4h 01m | A12799 |
| 2025-12-28 | KEWR | ? | 10:39 EST | 19:28Z | 3h 48m | A1270F |
| 2025-12-27 | KEWR | ? | 09:41 EST | 18:28Z | 3h 46m | A126E8 |
| 2025-12-26 | KEWR | ? | 12:17 EST | 20:54Z | 3h 37m | N27274 |
| 2025-12-25 | KEWR | ? | 09:05 EST | 17:44Z | 3h 38m | N47291 |
| 2025-12-24 | KEWR | ? | 09:26 EST | 17:44Z | 3h 17m | N47284 |
| 2025-12-23 | KEWR | ? | 09:14 EST | 18:11Z | 3h 57m | A44169 |
| 2025-12-22 | KEWR | ? | 09:07 EST | 17:50Z | 3h 42m | A1277A |
| 2025-12-21 | KEWR | ? | 08:58 EST | 18:00Z | 4h 02m | A4418D |
| 2025-12-20 | KEWR | ? | 08:57 EST | 18:04Z | 4h 07m | N37522 |
| 2025-12-19 | KEWR | ? | 09:40 EST | 18:36Z | 3h 55m | A12732 |
| 2025-12-18 | KEWR | ? | 09:00 EST | 18:40Z | 4h 40m | A1270F |
| 2025-12-13 | KEWR | ? | 09:12 EST | 18:02Z | 3h 49m | A126ED |
| 2025-10-25 | ? | KSAN | 14:41Z | 09:30 PDT | 1h 48m | N62894 |
| 2025-10-24 | ? | KSAN | 14:19Z | 09:18 PDT | 1h 58m | N68880 |
| 2025-10-22estimated | ? | KSAN | 15:17Z | 09:46 PDT | 1h 29m | N67845 |
| 2025-10-21estimated | ? | ? | 15:47Z | 16:40Z | 0h 52m | N37506 |
| 2025-10-20 | KORD | KSAN | 07:40 CDT | 09:40 PDT | 3h 59m | N39475 |
| 2025-10-15 | KORD | KSAN | 07:37 CDT | 09:44 PDT | 4h 06m | N68802 |
| 2025-10-14 | KORD | KSAN | 07:40 CDT | 09:50 PDT | 4h 09m | A2B7CD |
| 2025-10-13 | KORD | KSAN | 07:54 CDT | 10:04 PDT | 4h 09m | N77430 |
| 2025-10-07 | KORD | KSAN | 07:44 CDT | 09:36 PDT | 3h 51m | N69888 |
| 2025-10-06 | KORD | KSAN | 07:35 CDT | 09:36 PDT | 4h 00m | N47414 |
| 2025-10-05estimated | KORD | KSAN | 09:47 CDT | 09:36 PDT | 1h 48m | N47414 |
| 2025-10-04 | KORD | KSAN | 15:21 CDT | 16:58 PDT | 3h 37m | N47414 |
| 2025-10-02 | KORD O'Hare International | ? | 07:35 CDT | 13:37Z | 1h 01m | A94B0A |
| 2025-10-01 | KORD O'Hare International | KFOE | 07:29 CDT | 08:33 CDT | 1h 04m | AA2BA2 |
| 2025-09-30 | KORD O'Hare International | ? | 07:43 CDT | 13:49Z | 1h 05m | AA7F23 |
| 2025-09-29 | KORD O'Hare International | ? | 07:58 CDT | 14:04Z | 1h 05m | A46D4A |
| 2025-09-28 | KORD O'Hare International | ? | 07:49 CDT | 13:55Z | 1h 05m | A85E2B |
| 2025-09-27 | KORD O'Hare International | ? | 07:36 CDT | 13:42Z | 1h 05m | A923A8 |
| 2025-09-26 | KORD O'Hare International | ? | 07:45 CDT | 13:51Z | 1h 05m | A4460D |
| 2025-09-25 | KORD O'Hare International | ? | 07:51 CDT | 13:51Z | 1h 00m | A49510 |
| 2025-09-22 | KORD O'Hare International | KFRI | 07:35 CDT | 08:38 CDT | 1h 02m | A837A6 |
| 2025-09-21 | KORD O'Hare International | ? | 07:43 CDT | 13:44Z | 1h 01m | A5D28C |
| 2025-09-20 | KORD O'Hare International | KSUX | 07:59 CDT | 09:00 CDT | 1h 00m | A44585 |
| 2025-09-19 | KORD O'Hare International | KFOE | 07:35 CDT | 08:37 CDT | 1h 01m | A94B48 |
| 2025-08-26 | KORD | KSAN | 22:10 CDT | 20:30 PDT | 0h 20m | N69826 |
| 2025-08-24 | KORD | ? | 07:44 CDT | 22:02Z | 9h 17m | N68821 |
| 2025-08-23 | KORD | KSAN | 00:15 CDT | 09:26 PDT | 11h 10m | N27515 |
| 2025-08-21 | KORD | KSAN | 07:22 CDT | 08:50 PDT | 3h 28m | N64844 |
| 2025-08-19estimated | ? | KEWR | 10:13Z | 07:20 EDT | 1h 07m | N75436 |
| 2025-08-16 | KEWR | ? | 09:24 EDT | 16:20Z | 2h 55m | A1277B |
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]