Asiana Airlines flights from San Francisco (SFO) to Saint Louis (STL).

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 18:35 San Francisco (SFO) 3 00:27 Saint Louis (STL) 1
Asiana Airlines OZ 6343 Non-stop Airbus A319 (319) 3:52 Effective 2025-10-26 through 2025-12-01
Codeshare flight, operated by United Airlines.(UA 2464)
The flight arrives 1 day after departure.
Daily 18:35 San Francisco (SFO) 3 00:27 Saint Louis (STL) 1
Asiana Airlines OZ 6343 Non-stop Airbus A319 (319) 3:52 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by United Airlines.(UA 2464)
The flight arrives 1 day after departure.
Mon,Wed-Fri,Sun 22:56 San Francisco (SFO) 3 04:54 Saint Louis (STL) 1
Asiana Airlines OZ 6343 Non-stop Airbus A319 (319) 3:58 Effective 2025-06-26 through 2025-07-03
Codeshare flight, operated by United Airlines.(UA 2071)
The flight arrives 1 day after departure.
Mon,Wed-Fri,Sun 22:56 San Francisco (SFO) 3 04:54 Saint Louis (STL) 1
Asiana Airlines OZ 6343 Non-stop Airbus A319 (319) 3:58 Effective 2025-07-06 through 2025-07-31
Codeshare flight, operated by United Airlines.(UA 2071)
The flight arrives 1 day after departure.
Mon,Wed-Fri 23:05 San Francisco (SFO) 3 05:03 Saint Louis (STL) 1
Asiana Airlines OZ 6343 Non-stop Airbus A319 (319) 3:58 Effective 2025-05-22 through 2025-05-30
Codeshare flight, operated by United Airlines.(UA 1572)
The flight arrives 1 day after departure.
Mon,Wed-Fri,Sun 23:05 San Francisco (SFO) 3 05:03 Saint Louis (STL) 1
Asiana Airlines OZ 6343 Non-stop Airbus A319 (319) 3:58 Effective 2025-06-01 through 2025-06-23
Codeshare flight, operated by United Airlines.(UA 1572)
The flight arrives 1 day after departure.
Wed 23:05 San Francisco (SFO) 3 05:00 Saint Louis (STL) 1
Asiana Airlines OZ 6343 Non-stop Airbus A319 (319) 3:55 Operates only on 2025-06-25
Codeshare flight, operated by United Airlines.(UA 1572)
The flight arrives 1 day after departure.
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Asiana Airlines flights from San Francisco (SFO) to Saint Louis (STL).
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Asiana Airlines OZ6343
18:35
San Francisco (SFO) 3

00:27(+1)
Saint Louis (STL) 1
Effective 2025-10-26 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2464)
Duration: 3:52, non-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
Asiana Airlines OZ6343
18:35
San Francisco (SFO) 3

00:27(+1)
Saint Louis (STL) 1
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2464)
Duration: 3:52, non-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
Asiana Airlines OZ6343
22:56
San Francisco (SFO) 3

04:54(+1)
Saint Louis (STL) 1
Effective 2025-06-26 through 2025-07-03
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2071)
Duration: 3:58, non-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
Asiana Airlines OZ6343
22:56
San Francisco (SFO) 3

04:54(+1)
Saint Louis (STL) 1
Effective 2025-07-06 through 2025-07-31
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2071)
Duration: 3:58, non-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
Asiana Airlines OZ6343
23:05
San Francisco (SFO) 3

05:03(+1)
Saint Louis (STL) 1
Effective 2025-05-22 through 2025-05-30
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1572)
Duration: 3:58, non-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
Asiana Airlines OZ6343
23:05
San Francisco (SFO) 3

05:03(+1)
Saint Louis (STL) 1
Effective 2025-06-01 through 2025-06-23
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1572)
Duration: 3:58, non-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
Asiana Airlines OZ6343
23:05
San Francisco (SFO) 3

05:00(+1)
Saint Louis (STL) 1
Operates only on 2025-06-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1572)
Duration: 3:55, non-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
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  • A domestic route departing from the San Francisco airport (SFO) and arriving at Saint Louis airport (STL).
  • The flight distance is 1730 miles, or 2784 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-6 . 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 3:52 and 3:58.
All SFO-STL flights
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