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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 March , April 2026

24 Mar - 29 Apr $ 1,262.00
STL
St Louis
Alaska Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
3 STOPS
STL
St Louis
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26 Mar - 29 Apr $ 1,271.00
STL
St Louis
Alaska Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
3 STOPS
STL
St Louis
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24 Mar - 24 Apr $ 1,307.00
STL
St Louis
Frontier Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Frontier Airlines
3 STOPS
STL
St Louis
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Last minute flights from St Louis to Chiang Mai

24 Mar - 01 Apr $ 1,562.00
STL
St Louis
Hawaiian Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Hawaiian Airlines
3 STOPS
STL
St Louis
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26 Mar - 01 Apr $ 1,571.00
STL
St Louis
Hawaiian Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Hawaiian Airlines
3 STOPS
STL
St Louis
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24 Mar - 01 Apr $ 1,585.00
STL
St Louis
Hawaiian Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Hawaiian Airlines
3 STOPS
STL
St Louis
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One-way flights to Chiang Mai from St Louis

11:27 AM - 7:20 AM
EVA Air
3 Stops
35h 8m
STL - CNX
$ 601
Kiwi
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11:21 AM - 7:20 AM
EVA Air
3 Stops
35h 14m
STL - CNX
$ 610
Kiwi
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11:27 AM - 7:20 AM
China Airlines
3 Stops
34h 58m
STL - CNX
$ 623
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.