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Cheap flights from St Louis (STL) to Chiang Mai (CNX)

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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 Chiang Mai (CNX)

How to find the cheapest flight from St Louis (STL) to Chiang Mai (CNX)
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How to find the cheapest flight from St Louis (STL) to Chiang Mai (CNX)
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How to find the cheapest flight from St Louis (STL) to Chiang Mai (CNX)
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Cheap flights from St Louis to Chiang Mai in October , November 2026

31 Oct - 11 Nov $ 1,371.00
STL
St Louis
Korean Air
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Korean Air
2 STOPS
STL
St Louis
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29 Oct - 04 Nov $ 1,434.00
STL
St Louis
Korean Air
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Korean Air
2 STOPS
STL
St Louis
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29 Oct - 04 Nov $ 2,491.00
STL
St Louis
Korean Air
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Korean Air
2 STOPS
STL
St Louis
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Last minute flights from St Louis to Chiang Mai

26 Oct - 01 Nov $ 1,564.00
STL
St Louis
Frontier Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Frontier Airlines
3 STOPS
STL
St Louis
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26 Oct - 01 Nov $ 1,606.00
STL
St Louis
Frontier Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Frontier Airlines
3 STOPS
STL
St Louis
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26 Oct - 01 Nov $ 1,664.00
STL
St Louis
Frontier Airlines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Frontier Airlines
3 STOPS
STL
St Louis
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One-way flights to Chiang Mai from St Louis

1:30 PM - 7:50 AM
Cathay Pacific
3 Stops
32h 20m
STL - CNX
$ 747
Kiwi
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7:02 AM - 1:05 PM
Starlux Airlines
2 Stops
44h 58m
STL - CNX
$ 766
Kiwi
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4:42 PM - 7:20 AM
China Airlines
2 Stops
29h 43m
STL - CNX
$ 1,176
Kiwi
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How to find the cheapest flight from St Louis (STL) to Chiang Mai (CNX)

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