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Cheap flights from Chicago (CHI) to Chiang Rai (CEI)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Chicago (CHI) to Chiang Rai (CEI)

How to find the cheapest flight from Chicago (CHI) to Chiang Rai (CEI)
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How to find the cheapest flight from Chicago (CHI) to Chiang Rai (CEI)
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How to find the cheapest flight from Chicago (CHI) to Chiang Rai (CEI)
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Cheap flights from Chicago to Chiang Rai in March , April 2026

31 Mar - 13 Apr $ 989.00
CHI
Chicago
Cathay Pacific
2 STOPS
CEI
Chiang Rai
CEI
Chiang Rai
Cathay Pacific
2 STOPS
CHI
Chicago
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24 Mar - 30 Apr $ 999.00
CHI
Chicago
Spirit Airlines
2 STOPS
CEI
Chiang Rai
CEI
Chiang Rai
Spirit Airlines
3 STOPS
CHI
Chicago
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31 Mar - 13 Apr $ 1,004.00
CHI
Chicago
Cathay Pacific
2 STOPS
CEI
Chiang Rai
CEI
Chiang Rai
Cathay Pacific
2 STOPS
CHI
Chicago
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Last minute flights from Chicago to Chiang Rai

24 Mar - 31 Mar $ 1,125.00
CHI
Chicago
Frontier Airlines
2 STOPS
CEI
Chiang Rai
CEI
Chiang Rai
Frontier Airlines
3 STOPS
CHI
Chicago
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24 Mar - 31 Mar $ 1,127.00
CHI
Chicago
Frontier Airlines
2 STOPS
CEI
Chiang Rai
CEI
Chiang Rai
Frontier Airlines
3 STOPS
CHI
Chicago
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24 Mar - 31 Mar $ 1,128.00
CHI
Chicago
Frontier Airlines
2 STOPS
CEI
Chiang Rai
CEI
Chiang Rai
Frontier Airlines
3 STOPS
CHI
Chicago
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One-way flights to Chiang Rai from Chicago

2:10 PM - 6:50 AM
Thai AirAsia
2 Stops
30h
CHI - CEI
$ 443
Kiwi
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2:10 PM - 6:30 AM
Thai Vietjet
2 Stops
29h 45m
CHI - CEI
$ 446
Kiwi
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2:10 PM - 6:30 AM
Thai Vietjet
2 Stops
29h 45m
CHI - CEI
$ 447
Kiwi
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How to find the cheapest flight from Chicago (CHI) to Chiang Rai (CEI)

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