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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 March , April 2026

10 Mar - 28 Apr $ 1,327.00
STL
St Louis
Alaska Airlines
2 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
3 STOPS
STL
St Louis
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10 Mar - 28 Apr $ 1,339.00
STL
St Louis
Alaska Airlines
2 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
3 STOPS
STL
St Louis
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10 Mar - 21 Apr $ 1,348.00
STL
St Louis
Alaska Airlines
2 STOPS
PUS
Busan
PUS
Busan
Alaska Airlines
3 STOPS
STL
St Louis
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Last minute flights from St Louis to Busan

23 Mar - 01 Apr $ 1,351.00
STL
St Louis
Hawaiian Airlines
3 STOPS
PUS
Busan
PUS
Busan
Hawaiian Airlines
3 STOPS
STL
St Louis
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16 Mar - 01 Apr $ 1,391.00
STL
St Louis
Hawaiian Airlines
3 STOPS
PUS
Busan
PUS
Busan
Hawaiian Airlines
3 STOPS
STL
St Louis
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10 Mar - 01 Apr $ 1,420.00
STL
St Louis
Hawaiian Airlines
2 STOPS
PUS
Busan
PUS
Busan
Hawaiian Airlines
3 STOPS
STL
St Louis
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One-way flights to Busan from St Louis

7:00 AM - 7:40 PM
Korean Air
2 Stops
25h
STL - PUS
$ 759
Kiwi
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5:25 PM - 2:25 PM
EVA Air
2 Stops
33h 15m
STL - PUS
$ 839
Kiwi
Pick dates
2:47 PM - 7:40 AM
China Airlines
2 Stops
29h 3m
STL - PUS
$ 1,526
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.