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

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1 Adults (11+)
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 May , June 2026

25 May - 09 Jun $ 1,697.00
STL
St Louis
Alaska Airlines
3 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
3 STOPS
STL
St Louis
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26 May - 09 Jun $ 1,722.00
STL
St Louis
Alaska Airlines
3 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
3 STOPS
STL
St Louis
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25 May - 03 Jun $ 1,733.00
STL
St Louis
Alaska Airlines
3 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
3 STOPS
STL
St Louis
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Last minute flights from St Louis to Busan

25 May - 01 Jun $ 1,702.00
STL
St Louis
Alaska Airlines
3 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
3 STOPS
STL
St Louis
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26 May - 01 Jun $ 1,727.00
STL
St Louis
Alaska Airlines
3 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
3 STOPS
STL
St Louis
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25 May - 01 Jun $ 1,738.00
STL
St Louis
Alaska Airlines
3 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
3 STOPS
STL
St Louis
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One-way flights to Busan from St Louis

5:33 PM - 5:10 PM
Jin Air
3 Stops
35h 42m
STL - PUS
$ 892
Kiwi
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7:41 PM - 7:55 AM
China Airlines
2 Stops
25h 34m
STL - PUS
$ 1,383
Kiwi
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7:41 PM - 6:15 AM
China Airlines
2 Stops
23h 49m
STL - PUS
$ 1,958
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.