Washington (IAD) to Chiang Mai (CNX) flight deal in economy from $976

Korean AirKEKorean Air
Round Trip•Economy
United StatesIAD

Washington Dulles International Airport

Washington, United States
ThailandCNX

Chiang Mai International Airport

Chiang Mai, Thailand
$1,721 USD
-43%$976 USD
Verified about 5 hours ago
Limited Availability
14% of dates checked are available within 10% of the lowest price

Wednesday, November 18th, 2026

6 round-trip options

Returning
Mon, Nov 23, 2026•5 Day Trip
$1,068 USD
Google Flights
Returning
Sat, Nov 28, 2026•10 Day Trip
$1,079 USD
Google Flights
Returning
Sun, Nov 29, 2026•11 Day Trip
$1,351 USD
Google Flights
Returning
Mon, Nov 30, 2026•12 Day Trip
$1,209 USD
Google Flights
Returning
Tue, Dec 1, 2026•13 Day Trip
$1,068 USD
Google Flights
Returning
Wed, Dec 2, 2026•14 Day Trip
$976 USD
Google Flights