Washington (IAD) to Chiang Mai (CNX) flight deal in economy from $953
IADWashington Dulles International Airport
Washington, United States
CNXChiang Mai International Airport
Chiang Mai, Thailand
$1,505 USD
-37%$953 USD
Verified about 5 hours agoSeptember 2026
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Fair Availability
32% of dates checked are available within 10% of the lowest price
Tuesday, September 15th, 2026
8 round-trip options
Returning
Sun, Sep 20, 2026•5 Day Trip
$1,821 USD
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Mon, Sep 21, 2026•6 Day Trip
$1,821 USD
Returning
Tue, Sep 22, 2026•7 Day Trip
$1,821 USD
Returning
Wed, Sep 23, 2026•8 Day Trip
$1,832 USD
Returning
Thu, Sep 24, 2026•9 Day Trip
$1,846 USD
Returning
Sun, Sep 27, 2026•12 Day Trip
$4,800 USD
Returning
Mon, Sep 28, 2026•13 Day Trip
$1,821 USD
Returning
Tue, Sep 29, 2026•14 Day Trip
$1,821 USD