Asiana Airlines flight OZ 6344: Saint Louis - San Francisco

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Wed-Sun 06:41 Saint Louis (STL) 1 09:42 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 5:01 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 5676)
Daily 06:51 Saint Louis (STL) 1 09:45 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 4:54 Effective 2026-03-05 through 2026-03-28
Codeshare flight, operated by United Airlines.(UA 5318)
Daily 17:00 Saint Louis (STL) 1 20:01 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 5:01 Effective 2026-01-06 through 2026-01-20
Codeshare flight, operated by United Airlines.(UA 5907)
Wed 17:00 Saint Louis (STL) 1 19:58 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 4:58 Effective 2026-01-21 through 2026-01-28
Codeshare flight, operated by United Airlines.(UA 5907)
Mon,Tue,Thu-Sun 17:00 Saint Louis (STL) 1 20:01 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 5:01 Effective 2026-01-22 through 2026-02-03
Codeshare flight, operated by United Airlines.(UA 5907)
Daily 17:00 Saint Louis (STL) 1 20:01 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 5:01 Effective 2026-02-04 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 5907)
Mon-Fri,Sun 17:25 Saint Louis (STL) 1 20:19 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 4:54 Effective 2026-02-12 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 5907)
Sat 17:29 Saint Louis (STL) 1 20:09 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 4:40 Effective 2026-02-14 through 2026-02-28
Codeshare flight, operated by United Airlines.(UA 567)
Daily 19:05 Saint Louis (STL) 1 21:49 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 4:44 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 5943)
Daily 19:06 Saint Louis (STL) 1 21:41 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 4:35 Effective 2026-03-29 through 2026-04-29
Codeshare flight, operated by United Airlines.(UA 5943)
Daily 19:06 Saint Louis (STL) 1 21:41 San Francisco (SFO) 3
OZ 6344 Non-stop Airbus A319 (319) 4:35 Effective 2026-05-21 through 2026-10-18
Codeshare flight, operated by United Airlines.(UA 5943)
Daily 19:06 Saint Louis (STL) 1 21:41 San Francisco (SFO) 3
OZ 6344 Non-stop Embraer EMB 175 (E7W) 4:35 Effective from 2026-10-19
Codeshare flight, operated by United Airlines.(UA 5943)


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Asiana Airlines flight OZ 6344:
Saint Louis - San Francisco
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Asiana Airlines OZ6344
06:41
Saint Louis (STL) 1

09:42
San Francisco (SFO) 3
Valid until 2026-01-05
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5676)
Duration: 5:01, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
06:51
Saint Louis (STL) 1

09:45
San Francisco (SFO) 3
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5318)
Duration: 4:54, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
17:00
Saint Louis (STL) 1

20:01
San Francisco (SFO) 3
Effective 2026-01-06 through 2026-01-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5907)
Duration: 5:01, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
17:00
Saint Louis (STL) 1

19:58
San Francisco (SFO) 3
Effective 2026-01-21 through 2026-01-28
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5907)
Duration: 4:58, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
17:00
Saint Louis (STL) 1

20:01
San Francisco (SFO) 3
Effective 2026-01-22 through 2026-02-03
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5907)
Duration: 5:01, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
17:00
Saint Louis (STL) 1

20:01
San Francisco (SFO) 3
Effective 2026-02-04 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5907)
Duration: 5:01, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
17:25
Saint Louis (STL) 1

20:19
San Francisco (SFO) 3
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 5907)
Duration: 4:54, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
17:29
Saint Louis (STL) 1

20:09
San Francisco (SFO) 3
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 567)
Duration: 4:40, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
19:05
Saint Louis (STL) 1

21:49
San Francisco (SFO) 3
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5943)
Duration: 4:44, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
19:06
Saint Louis (STL) 1

21:41
San Francisco (SFO) 3
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5943)
Duration: 4:35, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
19:06
Saint Louis (STL) 1

21:41
San Francisco (SFO) 3
Effective 2026-05-21 through 2026-10-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5943)
Duration: 4:35, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Asiana Airlines OZ6344
19:06
Saint Louis (STL) 1

21:41
San Francisco (SFO) 3
Effective from 2026-10-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5943)
Duration: 4:35, non-stop
Embraer EMB 175 (E7W)
  • OZ 6344 is a domestic flight departing from the Saint Louis airport (STL) and arriving at San Francisco airport (SFO).
  • The flight distance is 1730 miles, or 2784 km.
  • The timezone of the departure airport is UTC-6 , 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.
  • For direct flights, the flight time varies between 4:35 and 5:01.
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