Earn point on your loyalty program!arrow arc left

Cheap flights from Boston (BOS) to Chiang Mai (CNX)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Boston (BOS) to Chiang Mai (CNX)

How to find the cheapest flight from Boston (BOS) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Boston to Chiang Mai in February , March 2026

17 Feb - 19 Mar $ 989.00
BOS
Boston
Etihad Airways
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Etihad Airways
2 STOPS
BOS
Boston
Pick dates
09 Feb - 04 Mar $ 1,628.00
BOS
Boston
Korean Air
1 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Korean Air
1 STOPS
BOS
Boston
Pick dates
13 Feb - 04 Mar $ 5,395.00
BOS
Boston
Korean Air
1 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Korean Air
1 STOPS
BOS
Boston
Pick dates

Last minute flights from Boston to Chiang Mai

20 Feb - 02 Mar $ 1,170.00
BOS
Boston
Etihad Airways
1 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Etihad Airways
3 STOPS
BOS
Boston
Pick dates
07 Feb - 01 Mar $ 1,908.00
BOS
Boston
Etihad Airways
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Etihad Airways
1 STOPS
BOS
Boston
Pick dates
13 Feb - 28 Feb $ 6,141.00
BOS
Boston
Korean Air
1 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Korean Air
1 STOPS
BOS
Boston
Pick dates

One-way flights to Chiang Mai from Boston

11:00 AM - 6:45 PM
Korean Air
1 Stops
23h 55m
BOS - CNX
$ 492
Kiwi
Pick dates
11:00 AM - 6:45 PM
Korean Air
1 Stops
23h 55m
BOS - CNX
$ 887
Kiwi
Pick dates
11:00 AM - 6:45 PM
Korean Air
1 Stops
23h 55m
BOS - CNX
$ 1,014
Kiwi
Pick dates

How to find the cheapest flight from Boston (BOS) to Chiang Mai (CNX)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.