Washington (IAD) to Chiang Mai (CNX) flight deal in economy from $510

KEKorean Air

One Way•Economy

IAD

Washington Dulles International Airport

Washington, United States

CNX

Chiang Mai International Airport

Chiang Mai, Thailand

$842 USD

-39%$510 USD

Verified about 4 hours ago

October 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$86129$866301$4,2902$8613$8614$8615$866678$8619$86110$86111$86612$86113$86614$86115$86116$86117$86118$86119$86120$86121$86122$86123$85524$60325$51026$51027$51028$51029$69630$71631$5981$510

Limited Availability

13% of dates checked are available within 10% of the lowest price

Sunday, October 25th, 2026

Outbound Flights

23h 5m·1 stop

$510 USD

IADOct 25 12:50

→

ICNOct 26 17:40

KE 94Boeing 777

1h 5m layover

ICNOct 26 18:45

→

CNXOct 26 22:55

KE 683Airbus A330

Google Flights