United Airlines flight UA 838: Kaohsiung - San Francisco via Tokyo Narita

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 10:25 Kaohsiung (KHH) 15:00 Tokyo Narita (NRT) 1
UA 838 Non-stop Boeing 737-800 (738) 3:35 Effective 2026-03-29 through 2026-05-20
Daily 10:25 Kaohsiung (KHH) 15:25 Tokyo Narita (NRT) 1
UA 838 Non-stop Boeing 737-800 (738) 4:00 Effective 2026-05-21 through 2026-09-07
Daily 10:25 Kaohsiung (KHH) 15:10 Tokyo Narita (NRT) 1
UA 838 Non-stop Boeing 737-800 (738) 3:45 Effective 2026-09-08 through 2026-10-24
Daily 11:30 Kaohsiung (KHH) 15:55 Tokyo Narita (NRT) 1
UA 838 Non-stop Boeing 737-800 (738) 3:25 Valid until 2026-02-03
Daily 11:30 Kaohsiung (KHH) 15:55 Tokyo Narita (NRT) 1
UA 838 Non-stop Boeing 737-800 (738) 3:25 Effective 2026-02-05 through 2026-03-28
Daily 11:30 Kaohsiung (KHH) 15:55 Tokyo Narita (NRT) 1
UA 838 Non-stop Boeing 737-800 (738) 3:25 Effective from 2026-10-25
Daily 16:45 Tokyo Narita (NRT) 1 09:15 San Francisco (SFO) I
UA 838 Non-stop Boeing 777 (777) 9:30 Valid until 2026-02-03
Daily 16:45 Tokyo Narita (NRT) 1 09:15 San Francisco (SFO) I
UA 838 Non-stop Boeing 777 (777) 9:30 Effective 2026-02-05 through 2026-03-07
Daily 16:45 Tokyo Narita (NRT) 1 10:15 San Francisco (SFO) I
UA 838 Non-stop Boeing 777 (777) 9:30 Effective 2026-03-08 through 2026-03-28
Daily 16:45 Tokyo Narita (NRT) 1 10:15 San Francisco (SFO) I
UA 838 Non-stop Boeing 777 (777) 9:30 Effective from 2026-10-25
Daily 17:25 Tokyo Narita (NRT) 1 10:50 San Francisco (SFO) I
UA 838 Non-stop Boeing 777 (777) 9:25 Effective 2026-03-29 through 2026-05-20
Thu 17:25 Tokyo Narita (NRT) 1 11:00 San Francisco (SFO) I
UA 838 Non-stop Boeing 777 (777) 9:35 Operates only on 2026-05-21
Daily 17:25 Tokyo Narita (NRT) 1 11:00 San Francisco (SFO) I
UA 838 Non-stop Boeing 777-300ER (77W) 9:35 Effective 2026-05-22 through 2026-09-07
Daily 17:25 Tokyo Narita (NRT) 1 10:55 San Francisco (SFO) I
UA 838 Non-stop Boeing 777-300ER (77W) 9:30 Effective 2026-09-08 through 2026-09-24
Daily 17:25 Tokyo Narita (NRT) 1 10:55 San Francisco (SFO) I
UA 838 Non-stop Boeing 777 (777) 9:30 Effective 2026-09-25 through 2026-10-24
Wed 23:00 Tokyo Narita (NRT) 1 15:35 San Francisco (SFO) I
UA 838 Non-stop Boeing 777 (777) 9:35 Operates only on 2026-02-04
Non-Direct Flights:
Daily 10:25 Kaohsiung (KHH) 10:50 San Francisco (SFO) I
UA 838 1-stop Boeing 737-800 (738) 15:25 Effective 2026-03-29 through 2026-05-20
Daily 10:25 Kaohsiung (KHH) 11:00 San Francisco (SFO) I
UA 838 1-stop Boeing 737-800 (738) 15:35 Effective 2026-05-21 through 2026-09-07
Daily 10:25 Kaohsiung (KHH) 10:55 San Francisco (SFO) I
UA 838 1-stop Boeing 737-800 (738) 15:30 Effective 2026-09-08 through 2026-10-24
Daily 11:30 Kaohsiung (KHH) 09:15 San Francisco (SFO) I
UA 838 1-stop Boeing 737-800 (738) 13:45 Valid until 2026-02-03
Daily 11:30 Kaohsiung (KHH) 09:15 San Francisco (SFO) I
UA 838 1-stop Boeing 737-800 (738) 13:45 Effective 2026-02-05 through 2026-03-07
Daily 11:30 Kaohsiung (KHH) 10:15 San Francisco (SFO) I
UA 838 1-stop Boeing 737-800 (738) 13:45 Effective 2026-03-08 through 2026-03-28
Daily 11:30 Kaohsiung (KHH) 10:15 San Francisco (SFO) I
UA 838 1-stop Boeing 737-800 (738) 13:45 Effective from 2026-10-25
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United Airlines flight UA 838:
Kaohsiung - San Francisco via Tokyo Narita
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA838
10:25
Kaohsiung (KHH)

15:00
Tokyo Narita (NRT) 1
Effective 2026-03-29 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:35, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA838
10:25
Kaohsiung (KHH)

15:25
Tokyo Narita (NRT) 1
Effective 2026-05-21 through 2026-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:00, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA838
10:25
Kaohsiung (KHH)

15:10
Tokyo Narita (NRT) 1
Effective 2026-09-08 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:45, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA838
11:30
Kaohsiung (KHH)

15:55
Tokyo Narita (NRT) 1
Valid until 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:25, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA838
11:30
Kaohsiung (KHH)

15:55
Tokyo Narita (NRT) 1
Effective 2026-02-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:25, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA838
11:30
Kaohsiung (KHH)

15:55
Tokyo Narita (NRT) 1
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:25, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA838
16:45
Tokyo Narita (NRT) 1

09:15
San Francisco (SFO) I
Valid until 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:30, non-stop
Boeing 777 (777)
Direct Flights:
United Airlines UA838
16:45
Tokyo Narita (NRT) 1

09:15
San Francisco (SFO) I
Effective 2026-02-05 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:30, non-stop
Boeing 777 (777)
Direct Flights:
United Airlines UA838
16:45
Tokyo Narita (NRT) 1

10:15
San Francisco (SFO) I
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:30, non-stop
Boeing 777 (777)
Direct Flights:
United Airlines UA838
16:45
Tokyo Narita (NRT) 1

10:15
San Francisco (SFO) I
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:30, non-stop
Boeing 777 (777)
Direct Flights:
United Airlines UA838
17:25
Tokyo Narita (NRT) 1

10:50
San Francisco (SFO) I
Effective 2026-03-29 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:25, non-stop
Boeing 777 (777)
Direct Flights:
United Airlines UA838
17:25
Tokyo Narita (NRT) 1

11:00
San Francisco (SFO) I
Operates only on 2026-05-21
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 9:35, non-stop
Boeing 777 (777)
Direct Flights:
United Airlines UA838
17:25
Tokyo Narita (NRT) 1

11:00
San Francisco (SFO) I
Effective 2026-05-22 through 2026-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:35, non-stop
Boeing 777-300ER (77W)
Direct Flights:
United Airlines UA838
17:25
Tokyo Narita (NRT) 1

10:55
San Francisco (SFO) I
Effective 2026-09-08 through 2026-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:30, non-stop
Boeing 777-300ER (77W)
Direct Flights:
United Airlines UA838
17:25
Tokyo Narita (NRT) 1

10:55
San Francisco (SFO) I
Effective 2026-09-25 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:30, non-stop
Boeing 777 (777)
Direct Flights:
United Airlines UA838
23:00
Tokyo Narita (NRT) 1

15:35
San Francisco (SFO) I
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:35, non-stop
Boeing 777 (777)
Non-Direct Flights:
United Airlines UA838
10:25
Kaohsiung (KHH)

10:50
San Francisco (SFO) I
Effective 2026-03-29 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 15:25, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA838
10:25
Kaohsiung (KHH)

11:00
San Francisco (SFO) I
Effective 2026-05-21 through 2026-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 15:35, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA838
10:25
Kaohsiung (KHH)

10:55
San Francisco (SFO) I
Effective 2026-09-08 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 15:30, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA838
11:30
Kaohsiung (KHH)

09:15
San Francisco (SFO) I
Valid until 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 13:45, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA838
11:30
Kaohsiung (KHH)

09:15
San Francisco (SFO) I
Effective 2026-02-05 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 13:45, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA838
11:30
Kaohsiung (KHH)

10:15
San Francisco (SFO) I
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 13:45, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA838
11:30
Kaohsiung (KHH)

10:15
San Francisco (SFO) I
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 13:45, 1-stop
Boeing 737-800 (738)
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Parallax here KHH-SFO
  • UA 838 is an international flight departing from Kaohsiung airport, Taiwan (KHH) and arriving at San Francisco airport, United States (SFO).
  • The flight runs via Tokyo Narita (NRT).
  • The flight distance is 6614 miles, or 10644 km.
  • The timezone of the departure airport is UTC+8 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
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