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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 April , May 2026

16 Apr - 19 May $ 1,414.00
STL
St Louis
Alaska Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
3 STOPS
STL
St Louis
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06 Apr - 10 May $ 2,123.00
STL
St Louis
Alaska Airlines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
2 STOPS
STL
St Louis
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06 Apr - 10 May $ 2,225.00
STL
St Louis
Alaska Airlines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
2 STOPS
STL
St Louis
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Last minute flights from St Louis to Chiang Mai

16 Apr - 01 May $ 1,643.00
STL
St Louis
Alaska Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
3 STOPS
STL
St Louis
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27 Apr - 01 May $ 1,647.00
STL
St Louis
Alaska Airlines
3 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
3 STOPS
STL
St Louis
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27 Apr - 01 May $ 1,744.00
STL
St Louis
Alaska Airlines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
3 STOPS
STL
St Louis
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One-way flights to Chiang Mai from St Louis

11:25 AM - 7:40 AM
EVA Air
3 Stops
35h
STL - CNX
$ 638
Kiwi
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7:05 PM - 7:40 AM
EVA Air
2 Stops
27h 20m
STL - CNX
$ 1,036
Kiwi
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7:05 PM - 7:30 AM
China Airlines
2 Stops
27h 15m
STL - CNX
$ 4,405
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.