| ARRIVED 1 HOUR 42 MINUTES AGO |
 |  |
Departure (UA838 Flight Schedule)
Tokyo, JapanJST 00:00:00 DAY
Arrival (UA838 Flight Schedule)
San Francisco Intl (SFO/KSFO)
San Francisco, United States
10:35 PDT
Sun 19-Oct-2025
| LATE 1 hour 14 min |
PDT 00:00:00 DAY
Flight Radar Checker UA 838
Live Flight Tracker Map
Flight UA838 from Tokyo to San Francisco is operated by United Airlines. Scheduled time of departure from Narita Intl is 17:10 JST and scheduled time of arrival in San Francisco Intl is 10:35 PDT. The duration of the flight is 9 hours 25 minutes.
Flight Finder
from San Francisco to Tokyo
| Flight | Departure | Arrival |
|---|---|---|
| NH107 04:30 |
San Francisco Intl (SFO) |
Tokyo Intl (HND) |
| UA875 13:55 |
San Francisco Intl (SFO) |
Tokyo Intl (HND) |
| UA837 14:40 |
San Francisco Intl (SFO) |
Narita Intl (NRT) |
| JL1 15:05 |
San Francisco Intl (SFO) |
Tokyo Intl (HND) |
| NH7 15:25 |
San Francisco Intl (SFO) |
Narita Intl (NRT) |
| JL57 16:30 |
San Francisco Intl (SFO) |
Narita Intl (NRT) |
| ZG25 20:00 |
San Francisco Intl (SFO) |
Narita Intl (NRT) |
History Flight Information for UA838 from Flight Scanner System
| Date | Flight | Departure Airport | Arrival Airport | Scheduled | Plane | Estimated | ||
|---|---|---|---|---|---|---|---|---|
| Departure | Arrival | Departure | Arrival | |||||
| Mon, 20 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | |||
| Mon, 20 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | |||
| Sun, 19 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N35953 (Boeing Charleston B789) | 17:34 JST | 11:22 PDT |
| Sun, 19 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N73291 (Boeing B738) | 11:05 CST | 14:53 JST |
| Sat, 18 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N27015 (Boeing B772) | 17:34 JST | 10:03 PDT |
| Sat, 18 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N35260 (Boeing B738) | 12:58 CST | 14:53 JST |
| Fri, 17 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N38955 (Boeing Charleston B789) | 17:30 JST | 11:55 PDT |
| Fri, 17 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N73291 (Boeing B738) | 10:48 CST | 14:40 JST |
| Thu, 16 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N78013 (Boeing B772) | 17:26 JST | 10:03 PDT |
| Thu, 16 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N37293 (Boeing B738) | 10:40 CST | 14:26 JST |
| Wed, 15 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N37018 (Boeing B772) | 17:56 JST | 10:05 PDT |
| Wed, 15 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N39297 (Boeing B738) | 10:48 CST | 14:35 JST |
| Tue, 14 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N218UA (Boeing B772) | 18:14 JST | 10:45 PDT |
| Tue, 14 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N73291 (Boeing B738) | 12:42 CST | 14:27 JST |
| Mon, 13 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N78008 (Boeing B772) | 17:28 JST | 10:14 PDT |
| Mon, 13 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N33262 (Boeing B738) | 10:44 CST | 14:40 JST |
| Sun, 12 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N77019 (Boeing B772) | 17:42 JST | 11:10 PDT |
| Sun, 12 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N33294 (Boeing B738) | 10:47 CST | 14:47 JST |
| Sat, 11 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N77006 (Boeing B772) | 17:28 JST | 10:37 PDT |
| Sat, 11 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N33264 (Boeing B738) | 11:02 CST | 14:48 JST |
| Fri, 10 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N792UA (Boeing B772) | 17:20 JST | 09:52 PDT |
| Fri, 10 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N33262 (Boeing B738) | 12:44 CST | 14:26 JST |
| Thu, 09 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N24972 ( B789) | 17:27 JST | 11:42 PDT |
| Thu, 09 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N39297 (Boeing B738) | 10:42 CST | 14:24 JST |
| Wed, 08 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N78009 (Boeing B772) | 17:40 JST | 10:29 PDT |
| Wed, 08 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N33294 (Boeing B738) | 13:03 CST | 14:56 JST |
| Tue, 07 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N216UA (Boeing B772) | 17:25 JST | 10:12 PDT |
| Tue, 07 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N77261 (Boeing B738) | 11:31 CST | 14:37 JST |
| Mon, 06 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N226UA (Boeing B772) | 17:17 JST | 11:17 PDT |
| Mon, 06 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N73291 (Boeing B738) | 11:24 CST | 14:31 JST |
| Sun, 05 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N78001 (Boeing B772) | 17:22 JST | 10:12 PDT |
| Sun, 05 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N33294 (Boeing B738) | 11:29 CST | 14:42 JST |
| Sat, 04 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N223UA (Boeing B772) | 17:15 JST | 10:01 PDT |
| Sat, 04 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N33262 (Boeing B738) | 11:26 CST | 14:42 JST |
| Fri, 03 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N794UA (Boeing B772) | 17:30 JST | 10:53 PDT |
| Fri, 03 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N33264 (Boeing B738) | 13:26 CST | 15:05 JST |
| Thu, 02 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | 17:56 JST | 11:52 PDT | |
| Thu, 02 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N33294 (Boeing B738) | 13:26 CST | 15:16 JST |
| Wed, 01 Oct | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N78005 (Boeing B772) | 17:28 JST | 09:59 PDT |
| Wed, 01 Oct | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N73299 (Boeing B738) | 10:47 CST | 14:36 JST |
| Tue, 30 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | 17:24 JST | 11:54 PDT | |
| Tue, 30 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N73291 (Boeing B738) | 13:04 CST | 14:49 JST |
| Mon, 29 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N27015 (Boeing B772) | 19:00 JST | 12:10 PDT |
| Mon, 29 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N33294 (Boeing B738) | 11:39 CST | 15:02 JST |
| Sun, 28 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | 17:29 JST | 11:19 PDT | |
| Sun, 28 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:15 CST | 15:00 JST | N73270 (Boeing B738) | 11:28 CST | 14:41 JST |
| Sat, 27 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N206UA (Boeing B772) | 17:24 JST | 09:58 PDT |
| Sat, 27 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:00 JST | N73291 (Boeing B738) | 10:49 CST | 14:44 JST |
| Fri, 26 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N78008 (Boeing B772) | 22:48 JST | 07:18 PDT |
| Fri, 26 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N73299 (Boeing B738) | 11:45 CST | 14:52 JST |
| Thu, 25 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N2140U (Boeing B77W) | 17:16 JST | 10:18 PDT |
| Thu, 25 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N77261 (Boeing B738) | 12:59 CST | 14:55 JST |
| Wed, 24 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N224UA (Boeing B772) | 17:12 JST | 10:33 PDT |
| Wed, 24 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N77296 (Boeing B738) | 11:44 CST | 15:04 JST |
| Tue, 23 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N216UA (Boeing B772) | 17:13 JST | 10:03 PDT |
| Tue, 23 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N33294 (Boeing B738) | 12:47 CST | 14:35 JST |
| Mon, 22 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N785UA (Boeing B772) | 17:29 JST | 10:14 PDT |
| Mon, 22 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N73270 (Boeing B738) | 10:56 CST | 14:50 JST |
| Sun, 21 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N226UA (Boeing B772) | 17:17 JST | 09:56 PDT |
| Sun, 21 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N33262 (Boeing B738) | 12:58 CST | 14:49 JST |
| Sat, 20 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N27015 (Boeing B772) | 17:54 JST | 10:20 PDT |
| Sat, 20 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N39297 (Boeing B738) | 13:25 CST | 15:40 JST |
| Fri, 19 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N798UA (Boeing B772) | 18:04 JST | 10:30 PDT |
| Fri, 19 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N73291 (Boeing B738) | 10:55 CST | 14:50 JST |
| Thu, 18 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N77012 (Boeing B772) | 17:20 JST | 10:07 PDT |
| Thu, 18 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N77261 (Boeing B738) | 13:22 CST | 15:09 JST |
| Wed, 17 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N216UA (Boeing B772) | 17:09 JST | 09:39 PDT |
| Wed, 17 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N33262 (Boeing B738) | 10:50 CST | 14:53 JST |
| Tue, 16 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | 17:19 JST | 09:35 PDT | |
| Tue, 16 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N37293 (Boeing B738) | 12:57 CST | 14:55 JST |
| Mon, 15 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N799UA (Boeing B772) | 17:18 JST | 10:03 PDT |
| Mon, 15 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N33294 (Boeing B738) | 11:42 CST | 14:48 JST |
| Sun, 14 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N223UA (Boeing B772) | 17:13 JST | 10:10 PDT |
| Sun, 14 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N33262 (Boeing B738) | 11:34 CST | 14:54 JST |
| Sat, 13 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N78005 (Boeing B772) | 01:50 JST | 10:19 PDT |
| Sat, 13 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | |||
| Fri, 12 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | 17:24 JST | 10:05 PDT | |
| Fri, 12 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N33262 (Boeing B738) | 10:52 CST | 14:53 JST |
| Thu, 11 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N74007 (Boeing B772) | 17:24 JST | 10:09 PDT |
| Thu, 11 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N33262 (Boeing B738) | 13:09 CST | 16:35 JST |
| Wed, 10 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N2341U ( B77W) | 17:35 JST | 10:15 PDT |
| Wed, 10 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N37293 (Boeing B738) | 11:34 CST | 14:44 JST |
| Tue, 09 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N792UA (Boeing B772) | 17:17 JST | 10:09 PDT |
| Tue, 09 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N73291 (Boeing B738) | 11:44 CST | 14:53 JST |
| Mon, 08 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N78008 (Boeing B772) | 17:15 JST | 10:04 PDT |
| Mon, 08 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N33294 (Boeing B738) | 12:50 CST | 14:52 JST |
| Sun, 07 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N78009 (Boeing B772) | 17:25 JST | 10:15 PDT |
| Sun, 07 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N37293 (Boeing B738) | 10:44 CST | 14:52 JST |
| Sat, 06 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N787UA (Boeing B772) | 17:29 JST | 10:43 PDT |
| Sat, 06 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N35260 (Boeing B738) | 12:56 CST | 14:53 JST |
| Fri, 05 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | 18:05 JST | 12:51 PDT | |
| Fri, 05 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | |||
| Thu, 04 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N797UA (Boeing B772) | 17:27 JST | 11:02 PDT |
| Thu, 04 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N33294 (Boeing B738) | 11:42 CST | 14:57 JST |
| Wed, 03 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:10 JST | 10:35 PDT | N796UA (Boeing B772) | 17:32 JST | 10:34 PDT |
| Wed, 03 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N33262 (Boeing B738) | 10:54 CST | 14:55 JST |
| Tue, 02 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:25 JST | 11:00 PDT | N2846U ( B77W) | 17:43 JST | 11:22 PDT |
| Tue, 02 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N37293 (Boeing B738) | 10:49 CST | 14:59 JST |
| Mon, 01 Sep | UA838 | Narita Intl (NRT) | San Francisco Intl (SFO) | 17:25 JST | 11:00 PDT | N2332U (Boeing B77W) | 17:59 JST | 10:58 PDT |
| Mon, 01 Sep | UA838 | Kaohsiung Intl (KHH) | Narita Intl (NRT) | 10:25 CST | 15:10 JST | N77261 (Boeing B738) | 10:50 CST | 14:59 JST |
Disclaimer for UA838 Flight Radar Data
Flight UA838 from Narita Intl to San Francisco Intl data is collected from different sources. The data is for informational purposes only and PlaneMapper is not responsible for the accuracy and reliability of flight UA838 data.
