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Cheap flights from Chicago (CHI) to Chiang Mai (CNX)

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0 Children (2~11)
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How to find the cheapest flight from Chicago (CHI) to Chiang Mai (CNX)

How to find the cheapest flight from Chicago (CHI) to Chiang Mai (CNX)
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How to find the cheapest flight from Chicago (CHI) to Chiang Mai (CNX)
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How to find the cheapest flight from Chicago (CHI) to Chiang Mai (CNX)
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Cheap flights from Chicago to Chiang Mai in December 2025 , January 2026

31 Dec - 29 Jan $ 1,171.00
CHI
Chicago
Cathay Pacific
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Cathay Pacific
2 STOPS
CHI
Chicago
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25 Dec - 07 Jan $ 2,704.00
CHI
Chicago
Alaska Airlines
1 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
2 STOPS
CHI
Chicago
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25 Dec - 06 Jan $ 2,780.00
CHI
Chicago
EVA Air
1 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
EVA Air
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Chiang Mai

29 Dec - 01 Jan $ 1,778.00
CHI
Chicago
Korean Air
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Korean Air
3 STOPS
CHI
Chicago
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25 Dec - 01 Jan $ 2,683.00
CHI
Chicago
Qatar Airways
1 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Qatar Airways
2 STOPS
CHI
Chicago
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25 Dec - 31 Dec $ 2,780.00
CHI
Chicago
EVA Air
1 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
EVA Air
1 STOPS
CHI
Chicago
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One-way flights to Chiang Mai from Chicago

11:30 PM - 7:20 AM
EVA Air
1 Stops
22h 5m
CHI - CNX
$ 754
Kiwi
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11:30 PM - 7:20 AM
EVA Air
1 Stops
22h 5m
CHI - CNX
$ 1,193
Kiwi
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11:30 PM - 7:20 AM
EVA Air
1 Stops
22h 5m
CHI - CNX
$ 1,458
Kiwi
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How to find the cheapest flight from Chicago (CHI) to Chiang Mai (CNX)

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