Flight
UAL143
Flight history and live tracking for UAL143, 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 23 Aug 2026 |
| Route | KDEN DENVER INTERNATIONAL → RJAA NEW TOKYO INTERNATIONAL |
| Scheduled departure | 11:40 MDT |
Scheduled and estimated times from the FAA SWIM feed, local to each airport.
Route
| Airline | United Airlines |
| Observed route | RJAA → PABE |
Flight history 134 flights since Sep 2025
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-08-21 | KDEN DENVER INTERNATIONAL | RJAA NEW TOKYO INTERNATIONAL | 12:03 MDT | 14:06 JST | 11h 03m | N27957 |
| 2026-08-20 | KDEN DENVER INTERNATIONAL | RJAA NEW TOKYO INTERNATIONAL | 12:05 MDT | 13:59 JST | 10h 54m | N27997 |
| 2026-08-19estimated | ? | ? | 04:41Z | 20:44Z | 16h 02m | N17963 |
| 2026-08-18estimated | ? | ? | 04:40Z | 21:38Z | 16h 57m | N28987 |
| 2026-08-17partial | ? | ? | 01:56Z | N13954 | ||
| 2026-08-16partial | ? | ? | 04:13Z | N24974 | ||
| 2026-08-15partial | ? | ? | 03:48Z | N24980 | ||
| 2026-08-14partial | ? | ? | 03:54Z | N29968 | ||
| 2026-08-13partial | ? | ? | 05:03Z | N22992 | ||
| 2026-08-12estimated | ? | ? | 04:24Z | 22:22Z | 17h 58m | N27957 |
| 2026-08-11estimated | ? | ? | 18:55Z | 23:20Z | 4h 24m | N27957 |
Earlier flights (123) - back to 2025-09-24
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-07-23estimated | ? | ? | 04:28Z | 20:24Z | 15h 55m | N24974 |
| 2026-07-22estimated | ? | ? | 04:20Z | 20:24Z | 16h 03m | A31A96 |
| 2026-07-21estimated | ? | ? | 04:50Z | 20:22Z | 15h 31m | N35953 |
| 2026-07-20estimated | ? | ? | 06:32Z | 20:26Z | 13h 53m | N26970 |
| 2026-07-19partial | ? | ? | 04:43Z | A2551D | ||
| 2026-07-18estimated | ? | ? | 04:12Z | 21:18Z | 17h 05m | N24974 |
| 2026-07-17partial | ? | ? | 04:17Z | N29985 | ||
| 2026-07-16estimated | ? | ? | 04:12Z | 20:26Z | 16h 13m | N24973 |
| 2026-07-15estimated | ? | ? | 04:38Z | 20:26Z | 15h 48m | A31A96 |
| 2026-07-14estimated | RJAA | PABE | 13:36 JST | 12:28 AKDT | 15h 51m | A2551D |
| 2026-07-13estimated | RJAA | PABE | 13:27 JST | 12:22 AKDT | 15h 55m | N35953 |
| 2026-07-12partial | PANC | ? | 16:00 AKDT | A254FF | ||
| 2026-07-11partial | RJAA | ? | 13:37 JST | N24980 | ||
| 2026-07-10estimated | RJAA | CYZT | 13:23 JST | 13:28 PDT | 16h 05m | N24974 |
| 2026-07-09partial | RJAA | ? | 13:47 JST | N24973 | ||
| 2026-07-08partial | RJAA | ? | 09:02 JST | A31A96 | ||
| 2026-07-07partial | RJAA | ? | 13:30 JST | N35953 | ||
| 2026-07-06partial | RJAA | ? | 13:30 JST | N27964 | ||
| 2026-07-05partial | RJAA | ? | 13:21 JST | N35953 | ||
| 2026-07-04partial | RJAA | ? | 14:06 JST | A2551D | ||
| 2026-07-03partial | RJAA | ? | 13:21 JST | N24974 | ||
| 2026-07-02partial | RJAA | ? | 13:17 JST | N29971 | ||
| 2026-07-01partial | RJAA | ? | 13:32 JST | N36962 | ||
| 2026-06-30partial | RJAH | ? | 13:45 JST | A31A96 | ||
| 2026-06-29partial | RJAA | ? | 13:18 JST | N29977 | ||
| 2026-06-28partial | RJAA | ? | 13:34 JST | A2551D | ||
| 2026-06-27partial | RJAH | ? | 13:48 JST | N35953 | ||
| 2026-06-26partial | RJAH | ? | 13:59 JST | N24980 | ||
| 2026-06-25partial | RJAA | ? | 09:00 JST | A2A41E | ||
| 2026-06-24partial | RJAH | ? | 09:00 JST | N29971 | ||
| 2026-06-23partial | RJAA | ? | 13:34 JST | N36962 | ||
| 2026-06-22partial | KDEN | ? | 19:19 MDT | N27964 | ||
| 2026-06-21partial | RJAA | ? | 13:30 JST | A2551D | ||
| 2026-06-20partial | RJAH | ? | 13:36 JST | N24972 | ||
| 2026-06-19partial | RJAH | ? | 13:45 JST | N29985 | ||
| 2026-06-18estimated | RJAA | PABE | 13:58 JST | 12:30 AKDT | 15h 31m | N24980 |
| 2026-06-17estimated | RJAA | PABE | 13:41 JST | 12:34 AKDT | 15h 52m | N36962 |
| 2026-06-16partial | RJAA | ? | 14:06 JST | N24979 | ||
| 2026-06-15partial | PADL | ? | 16:00 AKDT | N29985 | ||
| 2026-06-14partial | RJAH | ? | 13:28 JST | N29984 | ||
| 2026-06-13partial | RJAA | ? | 13:46 JST | N27964 | ||
| 2026-06-12estimated | RJAH | PABE | 13:42 JST | 12:42 AKDT | 15h 59m | A2551D |
| 2026-06-11estimated | ? | ? | 22:40Z | 23:20Z | 0h 39m | A2551D |
| 2026-05-29estimated | RJAA | KDEN | 13:34 JST | 12:26 MDT | 13h 51m | N38950 |
| 2026-05-28estimated | RJAA | PABE | 13:45 JST | 14:14 AKDT | 17h 28m | N24979 |
| 2026-05-27partial | RJAA | ? | 13:22 JST | A2551A | ||
| 2026-05-26estimated | RJAH | PABE | 14:22 JST | 15:08 AKDT | 17h 45m | N45956 |
| 2026-05-25partial | RJAH | ? | 14:48 JST | A2CB9E | ||
| 2026-05-24estimated | RJAA | PABE | 13:40 JST | 12:22 AKDT | 15h 41m | A2551D |
| 2026-05-23partial | RJAA | ? | 13:45 JST | N24979 | ||
| 2026-05-22partial | ? | ? | 00:15Z | N27957 | ||
| 2026-05-21partial | RJAA | ? | 13:49 JST | N29985 | ||
| 2026-05-20partial | KDEN | ? | 18:22 MDT | N28987 | ||
| 2026-05-19partial | RJAA | ? | 10:22 JST | N38955 | ||
| 2026-05-12partial | RJAA | ? | 13:41 JST | N19951 | ||
| 2026-05-11partial | ? | ? | 00:00Z | A2551D | ||
| 2026-05-10partial | KDEN | ? | 18:05 MDT | A20621 | ||
| 2026-05-09partial | RJAA | ? | 09:06 JST | A20621 | ||
| 2026-05-08partial | RJAA | ? | 13:55 JST | N19951 | ||
| 2026-05-07estimated | RJAH | PABE | 14:08 JST | 13:24 AKDT | 16h 15m | N45956 |
| 2026-05-06estimated | RJAA | PABE | 14:08 JST | 13:05 AKDT | 15h 56m | A31A7B |
| 2026-05-05partial | RJAA | ? | 13:46 JST | A2CB9E | ||
| 2026-05-04estimated | RJAA | PABE | 14:01 JST | 14:58 AKDT | 17h 56m | N26960 |
| 2026-05-03estimated | RJAH | PABE | 14:01 JST | 13:02 AKDT | 16h 00m | N29984 |
| 2026-05-02estimated | RJAA | PABE | 14:09 JST | 15:00 AKDT | 17h 51m | N27964 |
| 2026-05-01estimated | RJAH | PABE | 13:40 JST | 13:00 AKDT | 16h 19m | N19986 |
| 2026-04-30partial | RJAA | ? | 09:00 JST | A22D9F | ||
| 2026-04-29 | KDEN | ? | 11:43 MDT | 23:58Z | 6h 14m | A22D9F |
| 2026-04-28partial | RJAA | ? | 14:06 JST | N26967 | ||
| 2026-04-27partial | RJAA | ? | 14:21 JST | N29975 | ||
| 2026-04-26partial | RJAA | ? | 13:38 JST | N24980 | ||
| 2026-04-25partial | RJAA | ? | 13:46 JST | N36962 | ||
| 2026-04-24partial | ? | ? | 04:58Z | N26966 | ||
| 2026-04-23partial | ? | ? | 04:44Z | N38955 | ||
| 2026-04-22partial | ? | ? | 04:17Z | N26952 | ||
| 2026-04-21estimated | ? | ? | 04:37Z | 20:14Z | 15h 36m | N19986 |
| 2026-04-20partial | ? | ? | 04:44Z | N29975 | ||
| 2026-04-19partial | ? | ? | 04:56Z | N29968 | ||
| 2026-04-18partial | ? | ? | 00:00Z | N26970 | ||
| 2026-04-17partial | ? | ? | 00:39Z | N24972 | ||
| 2026-04-16partial | ? | ? | 05:24Z | N77261 | ||
| 2026-04-15estimated | ? | ? | 04:57Z | 13:52Z | 8h 54m | A2CB9E |
| 2026-04-14estimated | ? | ? | 05:10Z | 21:28Z | 16h 18m | N29961 |
| 2026-04-13partial | ? | ? | 04:31Z | N19986 | ||
| 2026-04-12estimated | ? | ? | 05:25Z | 23:06Z | 17h 40m | N27965 |
| 2026-04-11partial | ? | ? | 04:50Z | N24972 | ||
| 2026-04-06partial | RJAA | ? | 13:57 JST | N38955 | ||
| 2026-04-05estimated | ? | ? | 06:45Z | 23:26Z | 16h 41m | N24972 |
| 2026-04-04partial | ? | ? | 00:07Z | A2061E | ||
| 2026-04-03partial | ? | ? | 04:50Z | N29968 | ||
| 2026-04-02estimated | ? | ? | 06:39Z | 20:28Z | 13h 49m | N24973 |
| 2026-04-01estimated | ? | ? | 04:29Z | 08:58Z | 4h 28m | A2A41E |
| 2026-03-31partial | ? | ? | 04:53Z | A31A7B | ||
| 2026-03-30partial | ? | ? | 05:06Z | N27964 | ||
| 2026-03-29estimated | ? | ? | 05:05Z | 20:48Z | 15h 43m | N27965 |
| 2026-03-28 | KDEN | ? | 11:37 MDT | 23:40Z | 6h 02m | N27965 |
| 2026-03-16partial | RJAA | ? | 14:46 JST | N27959 | ||
| 2026-03-15partial | ? | ? | 00:08Z | N26970 | ||
| 2026-03-14partial | ? | ? | 00:00Z | N19986 | ||
| 2026-03-13estimated | ? | ? | 06:12Z | 23:58Z | 17h 45m | N29985 |
| 2026-03-11 | KDEN Denver International | ? | 12:35 MDT | 22:55Z | 4h 19m | A47FDE |
| 2026-02-14 | ? | RJAA | 00:02Z | 15:24 JST | 6h 21m | A254D6 |
| 2026-02-09 | ? | RJAA | 00:03Z | 15:20 JST | 6h 16m | A31A7B |
| 2026-01-09 | ? | RJAA | 00:21Z | 16:00 JST | 6h 39m | A2551A |
| 2026-01-08 | PANC | RJAA | 15:00 AKST | 15:57 JST | 6h 57m | A2CB9E |
| 2026-01-07 | ? | RJAA | 00:00Z | 17:02 JST | 8h 02m | A2A3B5 |
| 2026-01-06 | ? | RJAA | 00:05Z | 15:17 JST | 6h 12m | A254DA |
| 2026-01-05 | ? | RJAA | 00:11Z | 16:45 JST | 7h 33m | A27C78 |
| 2026-01-04 | ? | RJAA | 00:00Z | 15:24 JST | 6h 23m | A2CB32 |
| 2026-01-03 | ? | RJAA | 00:57Z | 17:04 JST | 7h 07m | A43100 |
| 2026-01-02 | ? | RJAA | 00:02Z | 15:13 JST | 6h 10m | A31A7B |
| 2025-12-28 | ? | RJAA | 00:00Z | 15:24 JST | 6h 24m | A2A3B6 |
| 2025-12-27 | ? | RJAA | 00:00Z | 15:21 JST | 6h 21m | A13DE2 |
| 2025-12-24 | PAPM | ? | 15:00 AKST | 06:20Z | 6h 20m | A2CB33 |
| 2025-12-23 | ? | RJAA | 00:00Z | 15:49 JST | 6h 49m | A22D9F |
| 2025-12-22 | ? | RJAA | 00:00Z | 15:31 JST | 6h 31m | A31A96 |
| 2025-12-20 | ? | RJAA | 00:00Z | 16:12 JST | 7h 12m | A13DE2 |
| 2025-12-19 | ? | RJAH | 00:00Z | 15:25 JST | 6h 24m | A2CB33 |
| 2025-12-18 | ? | RJAA | 00:00Z | 15:31 JST | 6h 31m | A22D9F |
| 2025-12-17 | ? | RJAA | 00:00Z | 15:47 JST | 6h 47m | A254FF |
| 2025-12-13 | ? | RJAA | 00:00Z | 18:35 JST | 9h 35m | A43100 |
| 2025-09-29 | ? | RJAA | 00:00Z | 14:43 JST | 5h 43m | A2A3B6 |
| 2025-09-24 | KDEN Denver International | ? | 13:08 MDT | 20:13Z | 1h 05m | A22D9F |
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.
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]