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 6 hours ago
Fair Availability
28% of dates checked are available within 10% of the lowest price

Monday, October 19th, 2026

9 round-trip options

Returning
Sat, Oct 24, 2026•5 Day Trip
$2,363 USD
Google Flights
Returning
Mon, Oct 26, 2026•7 Day Trip
$1,403 USD
Google Flights
Returning
Tue, Oct 27, 2026•8 Day Trip
$1,403 USD
Google Flights
Returning
Wed, Oct 28, 2026•9 Day Trip
$1,403 USD
Google Flights
Returning
Thu, Oct 29, 2026•10 Day Trip
$1,403 USD
Google Flights
Returning
Fri, Oct 30, 2026•11 Day Trip
$1,403 USD
Google Flights
Returning
Sat, Oct 31, 2026•12 Day Trip
$1,403 USD
Google Flights
Returning
Sun, Nov 1, 2026•13 Day Trip
$1,573 USD
Google Flights
Returning
Mon, Nov 2, 2026•14 Day Trip
$1,392 USD
Google Flights