Washington (IAD) to Chiang Mai (CNX) flight deal in economy from $912

Korean AirKEKorean Air
Round Trip•Economy
United StatesIAD

Washington Dulles International Airport

Washington, United States
ThailandCNX

Chiang Mai International Airport

Chiang Mai, Thailand
$1,645 USD
-45%$912 USD
Verified about 4 hours ago
Fair Availability
28% of dates checked are available within 10% of the lowest price

Monday, November 16th, 2026

7 round-trip options

Returning
Sat, Nov 21, 2026•5 Day Trip
$1,427 USD
Google Flights
Returning
Sun, Nov 22, 2026•6 Day Trip
$1,468 USD
Google Flights
Returning
Mon, Nov 23, 2026•7 Day Trip
$1,533 USD
Google Flights
Returning
Fri, Nov 27, 2026•11 Day Trip
$2,766 USD
Google Flights
Returning
Sat, Nov 28, 2026•12 Day Trip
$1,997 USD
Google Flights
Returning
Sun, Nov 29, 2026•13 Day Trip
$2,084 USD
Google Flights
Returning
Mon, Nov 30, 2026•14 Day Trip
$1,793 USD
Google Flights