Washington (IAD) to Chiang Mai (CNX) flight deal in economy from $510

Korean AirKEKorean Air
One Way•Economy
United StatesIAD

Washington Dulles International Airport

Washington, United States
ThailandCNX

Chiang Mai International Airport

Chiang Mai, Thailand
$842 USD
-39%$510 USD
Verified about 5 hours ago
Limited Availability
13% of dates checked are available within 10% of the lowest price

Friday, November 6th, 2026

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