Boston (BOS) to Chiang Mai (CNX) flight deal in economy from $961

Korean AirKEKorean Air
Round Trip•Economy
United StatesBOS

Logan International Airport

Boston, United States
ThailandCNX

Chiang Mai International Airport

Chiang Mai, Thailand
$1,646 USD
-42%$961 USD
Verified 1 day ago
Limited Availability
12% of dates checked are available within 10% of the lowest price

Wednesday, September 9th, 2026

4 round-trip options

Returning
Fri, Sep 18, 2026•9 Day Trip
$1,685 USD
Google Flights
Returning
Sun, Sep 20, 2026•11 Day Trip
$1,699 USD
Google Flights
Returning
Mon, Sep 21, 2026•12 Day Trip
$1,699 USD
Google Flights
Returning
Tue, Sep 22, 2026•13 Day Trip
$1,846 USD
Google Flights