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Cheap flights from St Louis (STL) to Busan (PUS)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Busan (PUS)

How to find the cheapest flight from St Louis (STL) to Busan (PUS)
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How to find the cheapest flight from St Louis (STL) to Busan (PUS)
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How to find the cheapest flight from St Louis (STL) to Busan (PUS)
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Cheap flights from St Louis to Busan in June , July 2026

30 Jun - 09 Jul $ 1,916.00
STL
St Louis
Alaska Airlines
2 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
2 STOPS
STL
St Louis
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30 Jun - 22 Jul $ 1,922.00
STL
St Louis
Alaska Airlines
2 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
2 STOPS
STL
St Louis
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30 Jun - 08 Jul $ 1,935.00
STL
St Louis
Alaska Airlines
2 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
2 STOPS
STL
St Louis
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Last minute flights from St Louis to Busan

27 Jun - 30 Jun $ 2,140.00
STL
St Louis
Alaska Airlines
2 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
2 STOPS
STL
St Louis
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27 Jun - 30 Jun $ 2,151.00
STL
St Louis
Alaska Airlines
2 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
2 STOPS
STL
St Louis
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27 Jun - 30 Jun $ 2,179.00
STL
St Louis
Alaska Airlines
2 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
2 STOPS
STL
St Louis
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One-way flights to Busan from St Louis

6:02 AM - 10:55 AM
Air Busan
2 Stops
41h 13m
STL - PUS
$ 962
Kiwi
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7:38 PM - 7:20 PM
Korean Air
3 Stops
35h 57m
STL - PUS
$ 974
Kiwi
Pick dates
6:02 AM - 7:20 PM
Korean Air
2 Stops
25h 33m
STL - PUS
$ 1,027
Kiwi
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How to find the cheapest flight from St Louis (STL) to Busan (PUS)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Busan (PUS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Busan (PUS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.