Flight
UAL878
Flight history and live tracking for UAL878, 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 | VHHH HONG KONG INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Scheduled departure | 22:30 HKT |
Scheduled and estimated times from the FAA SWIM feed, local to each airport.
Route
| Airline | United Airlines |
| Observed route | KSFO → VHHH |
Flight history 153 flights since Sep 2025
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-08-21estimated | ? | ? | 02:40Z | 18:24Z | 15h 43m | N2142U |
| 2026-08-20estimated | ? | ? | 02:23Z | 18:08Z | 15h 44m | N2534U |
| 2026-08-19estimated | ? | ? | 02:49Z | 18:42Z | 15h 52m | N2737U |
| 2026-08-18partial | ? | ? | 02:34Z | N2644U | ||
| 2026-08-17estimated | ? | ? | 02:08Z | 18:32Z | 16h 23m | N2250U |
| 2026-08-16estimated | ? | ? | 02:50Z | 18:24Z | 15h 34m | N2341U |
| 2026-08-15estimated | ? | ? | 02:19Z | 18:40Z | 16h 20m | N2737U |
| 2026-08-14estimated | ? | ? | 02:30Z | 16:42Z | 14h 12m | N2250U |
| 2026-08-13estimated | ? | ? | 02:16Z | 16:36Z | 14h 19m | N2142U |
| 2026-08-12estimated | ? | ? | 02:19Z | 18:34Z | 16h 14m | N2251U |
Earlier flights (143) - back to 2025-09-18
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-07-23estimated | ? | ? | 02:52Z | 18:39Z | 15h 46m | N2135U |
| 2026-07-22estimated | ? | ? | 02:24Z | 18:44Z | 16h 19m | N2138U |
| 2026-07-21estimated | ? | ? | 02:51Z | 18:20Z | 15h 29m | N2747U |
| 2026-07-20estimated | ? | ? | 02:52Z | 18:34Z | 15h 41m | N2748U |
| 2026-07-19estimated | ? | ? | 02:34Z | 18:40Z | 16h 05m | N2341U |
| 2026-07-18estimated | ? | ? | 02:42Z | 18:24Z | 15h 42m | N2135U |
| 2026-07-17partial | ? | ? | 02:54Z | N2534U | ||
| 2026-07-16estimated | ? | ? | 02:53Z | 18:40Z | 15h 47m | N2333U |
| 2026-07-15estimated | ? | ? | 02:52Z | 18:40Z | 15h 47m | N2140U |
| 2026-07-14partial | KSFO | ? | 20:02 PDT | N2747U | ||
| 2026-07-13partial | KSFO | ? | 19:48 PDT | N2749U | ||
| 2026-07-12partial | KSFO | ? | 20:06 PDT | N2332U | ||
| 2026-07-11estimated | KSFO | VHHH | 20:19 PDT | 22:58 HKT | 11h 38m | N2747U |
| 2026-07-10partial | KSFO | ? | 19:23 PDT | N2331U | ||
| 2026-07-09partial | KSFO | ? | 18:49 PDT | N2332U | ||
| 2026-07-08partial | KSFO | ? | 19:27 PDT | N2749U | ||
| 2026-07-07partial | KSFO | ? | 19:22 PDT | N2644U | ||
| 2026-07-06estimated | KSFO | RORY | 19:16 PDT | 01:42 JST | 14h 25m | N2135U |
| 2026-07-05partial | KSFO | ? | 19:25 PDT | N2332U | ||
| 2026-07-04partial | KSFO | ? | 19:45 PDT | N2138U | ||
| 2026-07-03estimated | KSFO | RORY | 18:29 PDT | 01:58 JST | 15h 28m | N2352U |
| 2026-07-02partial | KSFO | ? | 19:14 PDT | N2748U | ||
| 2026-07-01partial | KSFO | ? | 20:10 PDT | N2639U | ||
| 2026-06-30estimated | KSFO | RCSS | 19:51 PDT | 04:44 CST | 17h 53m | N2747U |
| 2026-06-29estimated | KSFO | VHHH | 19:38 PDT | 23:02 HKT | 12h 23m | N2138U |
| 2026-06-28partial | KSFO | ? | 19:21 PDT | N2747U | ||
| 2026-06-27 | KSFO | VHHH | 20:08 PDT | 00:06 HKT | 12h 58m | N2140U |
| 2026-06-26estimated | KSFO | VHHH | 19:24 PDT | 23:36 HKT | 13h 11m | N2846U |
| 2026-06-25 | KSFO | VHHH | 19:39 PDT | 22:50 HKT | 12h 10m | N2747U |
| 2026-06-24estimated | KSFO | ? | 19:14 PDT | 15:52Z | 13h 37m | N2644U |
| 2026-06-23estimated | KSFO | RCSS | 19:26 PDT | 23:56 CST | 13h 30m | N2645U |
| 2026-06-22partial | KSFO | ? | 19:31 PDT | N2136U | ||
| 2026-06-21estimated | KSFO | RCSS | 19:54 PDT | 23:52 CST | 12h 57m | N2749U |
| 2026-06-20estimated | KSFO | VHHH | 19:32 PDT | 22:48 HKT | 12h 16m | N2644U |
| 2026-06-19estimated | KSFO | VHHH | 20:07 PDT | 00:02 HKT | 12h 54m | N2645U |
| 2026-06-18estimated | KSFO | VHSK | 19:43 PDT | 00:24 HKT | 13h 41m | N2331U |
| 2026-06-17 | KSFO | VHHH | 19:32 PDT | 22:48 HKT | 12h 15m | N2846U |
| 2026-06-16 | KSFO | VHHH | 19:51 PDT | 23:00 HKT | 12h 08m | N2136U |
| 2026-06-15estimated | KSFO | VHHH | 19:27 PDT | 22:48 HKT | 12h 20m | N2251U |
| 2026-06-14 | KSFO | VHHH | 19:21 PDT | 22:54 HKT | 12h 32m | N2639U |
| 2026-06-13partial | KSFO | ? | 19:41 PDT | N2243U | ||
| 2026-06-12estimated | KSFO | RCSS | 18:31 PDT | 00:06 CST | 14h 34m | N2846U |
| 2026-05-29estimated | KSFO | RCSS | 19:11 PDT | 00:02 CST | 13h 50m | N2639U |
| 2026-05-28partial | KSFO | ? | 19:52 PDT | N2333U | ||
| 2026-05-27estimated | KSFO | VHHH | 19:09 PDT | 23:00 HKT | 12h 50m | N2251U |
| 2026-05-26partial | KSFO | ? | 19:34 PDT | N2352U | ||
| 2026-05-25partial | KSFO | ? | 18:51 PDT | N2142U | ||
| 2026-05-24partial | KSFO | ? | 22:05 PDT | N2644U | ||
| 2026-05-23estimated | KSFO | RCSS | 00:17 PDT | 03:16 CST | 11h 58m | N2846U |
| 2026-05-22partial | ? | ? | 01:28Z | N2352U | ||
| 2026-05-21estimated | KSFO | RCSS | 19:04 PDT | 23:46 CST | 13h 41m | N2333U |
| 2026-05-20estimated | VHHH | RJKB | 08:01 HKT | 01:26 JST | 16h 24m | N2749U |
| 2026-05-19partial | KSFO | ? | 18:42 PDT | N2333U | ||
| 2026-05-12partial | KSFO | ? | 19:04 PDT | N2749U | ||
| 2026-05-11partial | KSFO | ? | 19:28 PDT | N2250U | ||
| 2026-05-10estimated | KSFO | VHHH | 19:21 PDT | 22:50 HKT | 12h 29m | N2243U |
| 2026-05-09estimated | KSFO | VHHH | 19:09 PDT | 22:48 HKT | 12h 38m | N2748U |
| 2026-05-08partial | KSFO | ? | 18:51 PDT | N2352U | ||
| 2026-05-07estimated | ? | ? | 01:36Z | 18:12Z | 16h 35m | N2251U |
| 2026-05-06estimated | KNUQ | ? | 19:03 PDT | 18:20Z | 16h 16m | N2737U |
| 2026-05-05estimated | KSFO | RJKB | 19:20 PDT | 01:30 JST | 14h 09m | N2142U |
| 2026-05-04estimated | KSFO | VHHH | 20:32 PDT | 22:50 HKT | 11h 18m | N2747U |
| 2026-05-03estimated | KSFO | VHHH | 19:38 PDT | 23:54 HKT | 13h 15m | N2243U |
| 2026-05-02partial | KSFO | ? | 19:18 PDT | N2534U | ||
| 2026-05-01estimated | KSFO | VHHH | 19:30 PDT | 00:38 HKT | 14h 07m | N2341U |
| 2026-04-30estimated | KSFO | VHHH | 19:17 PDT | 22:58 HKT | 12h 40m | N2142U |
| 2026-04-29estimated | KNUQ | RJKN | 18:54 PDT | 01:50 JST | 14h 55m | N2331U |
| 2026-04-28partial | KSFO | ? | 19:21 PDT | N2243U | ||
| 2026-04-27partial | KSFO | ? | 19:21 PDT | N2138U | ||
| 2026-04-26partial | KSFO | ? | 19:00 PDT | N2341U | ||
| 2026-04-25partial | KSFO | ? | 19:45 PDT | N2749U | ||
| 2026-04-24estimated | ? | ? | 02:40Z | 17:04Z | 14h 23m | N2352U |
| 2026-04-23estimated | ? | ? | 01:54Z | 15:28Z | 13h 33m | N2639U |
| 2026-04-22estimated | ? | ? | 01:48Z | 16:29Z | 14h 40m | N2138U |
| 2026-04-21estimated | ? | ? | 02:23Z | 18:16Z | 15h 52m | N2748U |
| 2026-04-20estimated | ? | ? | 02:12Z | 18:20Z | 16h 07m | N2352U |
| 2026-04-19partial | KSFO | ? | 18:50 PDT | N2748U | ||
| 2026-04-18estimated | ? | ? | 02:11Z | 18:10Z | 15h 58m | N2135U |
| 2026-04-17estimated | ? | ? | 02:43Z | 18:28Z | 15h 44m | N2136U |
| 2026-04-16estimated | ? | ? | 01:59Z | 18:56Z | 16h 57m | N2645U |
| 2026-04-15estimated | ? | ? | 01:48Z | 16:30Z | 14h 41m | N2140U |
| 2026-04-14estimated | ? | ? | 01:53Z | 18:18Z | 16h 24m | N2352U |
| 2026-04-13estimated | ? | ? | 02:33Z | 03:18Z | 0h 44m | N2138U |
| 2026-04-12estimated | ? | ? | 02:01Z | 16:38Z | 14h 37m | N2136U |
| 2026-04-11estimated | ? | ? | 02:02Z | 18:18Z | 16h 16m | N2251U |
| 2026-04-06estimated | ? | ? | 01:59Z | 15:16Z | 13h 16m | N2138U |
| 2026-04-05estimated | ? | ? | 03:11Z | 20:06Z | 16h 54m | N2250U |
| 2026-04-04estimated | ? | ? | 02:32Z | 15:18Z | 12h 45m | N2846U |
| 2026-04-03estimated | ? | ? | 02:41Z | 18:20Z | 15h 38m | N2138U |
| 2026-04-02estimated | ? | ? | 02:28Z | 16:40Z | 14h 12m | N2747U |
| 2026-04-01estimated | ? | ? | 02:11Z | 02:52Z | 0h 41m | N2639U |
| 2026-03-31estimated | ? | ? | 02:26Z | 16:48Z | 14h 21m | N2138U |
| 2026-03-30estimated | ? | ? | 02:03Z | 18:28Z | 16h 25m | N2140U |
| 2026-03-29estimated | ? | ? | 02:18Z | 18:10Z | 15h 52m | N2138U |
| 2026-03-28estimated | VHHH | RJKB | 22:55 HKT | 03:26 JST | 3h 31m | N2138U |
| 2026-03-16estimated | ? | ? | 01:56Z | 16:02Z | 14h 05m | N2332U |
| 2026-03-15estimated | ? | ? | 01:58Z | 18:26Z | 16h 27m | N2737U |
| 2026-03-14estimated | ? | ? | 02:28Z | 18:30Z | 16h 01m | N2846U |
| 2026-03-13estimated | ? | ? | 02:55Z | 18:34Z | 15h 39m | N2748U |
| 2026-02-15 | VHHH | ? | 23:12 HKT | 16:18Z | 1h 06m | A21DC4 |
| 2026-02-14 | VHHH | ? | 22:49 HKT | 18:01Z | 3h 12m | A290F3 |
| 2026-01-09 | VHHH | ROKJ | 22:47 HKT | 01:19 JST | 1h 31m | A1C7C1 |
| 2026-01-07 | VHHH | ? | 22:47 HKT | 17:07Z | 2h 19m | A21656 |
| 2026-01-06 | VHHH | ? | 22:45 HKT | 17:07Z | 2h 21m | A1C82A |
| 2026-01-05 | VHHH | ? | 22:48 HKT | 16:11Z | 1h 23m | A1CAC9 |
| 2026-01-04 | VHHH | ? | 22:41 HKT | 17:00Z | 2h 18m | A290F3 |
| 2026-01-03 | VHHH | ? | 22:46 HKT | 17:01Z | 2h 14m | A219EA |
| 2026-01-02 | VHHH | ? | 22:51 HKT | 17:04Z | 2h 13m | A2B8FE |
| 2026-01-01 | VHHH | RJFN | 23:20 HKT | 02:22 JST | 2h 02m | A1C7E4 |
| 2025-12-31 | VHHH | ? | 23:02 HKT | 16:21Z | 1h 18m | A1F5FF |
| 2025-12-30 | VHHH | ? | 23:14 HKT | 17:40Z | 2h 26m | A290F3 |
| 2025-12-29 | VHSK | ? | 22:47 HKT | 17:03Z | 2h 16m | A1F2B1 |
| 2025-12-28 | VHHH | ? | 22:58 HKT | 17:17Z | 2h 18m | A2E014 |
| 2025-12-27 | VHHH | ? | 22:47 HKT | 17:11Z | 2h 24m | A290F3 |
| 2025-12-26 | VHHH | ? | 22:36 HKT | 17:00Z | 2h 23m | A2B8FE |
| 2025-12-25 | VHHH | ? | 22:48 HKT | 17:03Z | 2h 15m | A21679 |
| 2025-12-24 | VHHH | ? | 22:43 HKT | 17:04Z | 2h 21m | A2659A |
| 2025-12-23 | VHHH | ? | 22:43 HKT | 17:06Z | 2h 22m | A2E014 |
| 2025-12-22 | VHHH | ? | 22:48 HKT | 17:13Z | 2h 25m | A1CAC9 |
| 2025-12-21 | VHHH | ROKJ | 22:57 HKT | 01:26 JST | 1h 29m | A2B501 |
| 2025-12-20 | VHHH | ROKJ | 03:04 HKT | 05:30 JST | 1h 26m | A290F3 |
| 2025-12-19 | VHHH | ? | 03:29 HKT | 20:50Z | 1h 21m | A1CB0F |
| 2025-12-18 | VHHH | ? | 22:43 HKT | 17:05Z | 2h 21m | A2659A |
| 2025-12-17 | VHHH | ROAH | 22:35 HKT | 01:06 JST | 1h 30m | A1CB0F |
| 2025-12-16 | VHHH | ? | 22:45 HKT | 17:08Z | 2h 22m | A1C7E4 |
| 2025-12-15 | VHHH | ? | 23:46 HKT | 18:12Z | 2h 25m | A1C82A |
| 2025-12-14 | VHHH | ? | 23:11 HKT | 16:32Z | 1h 21m | A21633 |
| 2025-12-13 | VHHH | ? | 23:13 HKT | 16:18Z | 1h 05m | AAAC4A |
| 2025-12-12 | VHHH | ? | 23:07 HKT | 16:13Z | 1h 05m | A2B501 |
| 2025-12-11 | VHHH | ? | 22:43 HKT | 16:12Z | 1h 28m | A1F5FF |
| 2025-12-10 | VHHH | ROKJ | 22:43 HKT | 01:15 JST | 1h 32m | A21656 |
| 2025-10-02 | VHHH | ? | 22:39 HKT | 16:18Z | 1h 38m | A1C7E4 |
| 2025-10-01 | VHHH | ? | 22:39 HKT | 16:40Z | 2h 01m | A2B8B8 |
| 2025-09-30 | VHHH | ? | 22:44 HKT | 18:35Z | 3h 50m | A2B8DB |
| 2025-09-29 | VHHH | KSFO | 23:10 HKT | 20:33 PDT | 12h 23m | A2B501 |
| 2025-09-28 | VHHH | ? | 22:40 HKT | 16:19Z | 1h 38m | A21DC4 |
| 2025-09-27 | VHHH | ? | 22:40 HKT | 16:20Z | 1h 40m | A290D0 |
| 2025-09-26 | VHHH | ? | 22:44 HKT | 16:19Z | 1h 35m | A21656 |
| 2025-09-25 | VHHH | ? | 22:42 HKT | 17:27Z | 2h 44m | A1F5FF |
| 2025-09-21 | VHHH | ? | 22:45 HKT | 15:59Z | 1h 13m | A219EA |
| 2025-09-20 | VHHH | ? | 22:58 HKT | 16:14Z | 1h 16m | A290F3 |
| 2025-09-19 | VHHH | ROKJ | 22:36 HKT | 01:13 JST | 1h 36m | A2B8B8 |
| 2025-09-18 | VHHH | ? | 22:37 HKT | 18:25Z | 3h 48m | A219EA |
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]