Washington (IAD) to Chiang Mai (CNX) flight deal in economy from $477

Korean AirKEKorean Air
One Way•Economy
United StatesIAD

Washington Dulles International Airport

Washington, United States
ThailandCNX

Chiang Mai International Airport

Chiang Mai, Thailand
$904 USD
-47%$477 USD
Verified about 6 hours ago
Good Availability
46% of dates checked are available within 10% of the lowest price

Saturday, September 12th, 2026

No flight details available for this date.