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

Tuesday, November 17th, 2026

7 round-trip options

Returning
Sun, Nov 22, 2026•5 Day Trip
$1,461 USD
Google Flights
Returning
Mon, Nov 23, 2026•6 Day Trip
$1,461 USD
Google Flights
Returning
Fri, Nov 27, 2026•10 Day Trip
$2,636 USD
Google Flights
Returning
Sat, Nov 28, 2026•11 Day Trip
$1,856 USD
Google Flights
Returning
Sun, Nov 29, 2026•12 Day Trip
$2,089 USD
Google Flights
Returning
Mon, Nov 30, 2026•13 Day Trip
$1,788 USD
Google Flights
Returning
Tue, Dec 1, 2026•14 Day Trip
$1,838 USD
Google Flights