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Cheap flights from Boston to Chiang Mai from $537

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Chiang Mai departing on 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Korean Air Logo
11:00 am - 10:55 pm
BOS
-
CNX
23h 55m
1 stop
Korean Air Logo
12:15 am - 1:47 pm
CNX
-
BOS
25h 32m
2 stops
$1,037Korean Air
Thu, Nov 26 - Tue, Dec 29
Korean Air Logo
5:45 am - 10:55 pm
BOS
-
CNX
29h 10m
2 stops
Korean Air Logo
12:15 am - 1:47 pm
CNX
-
BOS
25h 32m
2 stops
$1,042Korean Air
Thu, Nov 26 - Tue, Dec 29
Korean Air Logo
6:00 am - 10:55 pm
BOS
-
CNX
28h 55m
2 stops
Korean Air Logo
12:15 am - 1:47 pm
CNX
-
BOS
49h 32m
2 stops
$1,047Korean Air
Mon, Nov 30 - Tue, Dec 29
Korean Air Logo
6:00 am - 10:55 pm
BOS
-
CNX
28h 55m
2 stops
Korean Air Logo
12:15 am - 11:19 am
CNX
-
BOS
47h 04m
2 stops
$1,048Korean Air
Mon, Nov 30 - Tue, Dec 29
Korean Air Logo
6:55 am - 10:55 pm
BOS
-
CNX
29h 00m
2 stops
Korean Air Logo
12:15 am - 9:40 am
CNX
-
BOS
20h 25m
1 stop
$1,081Korean Air
Sat, Oct 24 - Mon, Oct 26
Delta Logo
11:00 am - 10:55 pm
BOS
-
CNX
23h 55m
1 stop
Delta Logo
12:15 am - 1:47 pm
CNX
-
BOS
25h 32m
2 stops
$1,082Delta
Mon, Nov 30 - Tue, Dec 29
Etihad Airways Logo
4:25 pm - 9:25 am
BOS
-
CNX
30h 00m
2 stops
Etihad Airways Logo
8:50 am - 4:47 pm
CNX
-
BOS
42h 57m
2 stops
$1,085Etihad Airways
Sat, Oct 24 - Tue, Oct 27
Korean Air Logo
11:00 am - 10:55 pm
BOS
-
CNX
23h 55m
1 stop
Korean Air Logo
12:15 am - 1:47 pm
CNX
-
BOS
25h 32m
2 stops
$1,086Korean Air
Thu, Nov 12 - Fri, Feb 19
Korean Air Logo
11:00 am - 10:55 pm
BOS
-
CNX
23h 55m
1 stop
Korean Air Logo
12:15 am - 1:47 pm
CNX
-
BOS
25h 32m
2 stops
$1,087Korean Air
Thu, Nov 12 - Fri, Feb 19
Korean Air Logo
6:00 am - 10:55 pm
BOS
-
CNX
28h 55m
2 stops
Korean Air Logo
12:15 am - 3:22 pm
CNX
-
BOS
27h 07m
2 stops
$1,092Korean Air
Thu, Nov 12 - Fri, Feb 19

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Delta flights from Boston to Chiang Mai

Our best Delta deals on Boston to Chiang Mai flight tickets
Delta
Nov 30
BOS11:00 amBoston Logan Intl
23h 55m
1 stop
CNX10:55 pmChiang Mai
Dec 29
CNX12:15 amChiang Mai
25h 32m
2 stops
BOS1:47 pmBoston Logan Intl
$1,082
Delta
Nov 30
BOS11:00 amBoston Logan Intl
23h 55m
1 stop
CNX10:55 pmChiang Mai
Dec 29
CNX12:15 amChiang Mai
25h 32m
2 stops
BOS1:47 pmBoston Logan Intl
$1,382

Etihad Airways flights from Boston to Chiang Mai

Our best Etihad Airways deals on Boston to Chiang Mai flight tickets
Etihad Airways
Oct 24
BOS4:25 pmBoston Logan Intl
30h 00m
2 stops
CNX9:25 amChiang Mai
Oct 27
CNX8:50 amChiang Mai
42h 57m
2 stops
BOS4:47 pmBoston Logan Intl
$1,085
Etihad Airways
Oct 3
BOS4:25 pmBoston Logan Intl
29h 55m
2 stops
CNX9:20 amChiang Mai
Oct 11
CNX10:10 amChiang Mai
39h 30m
2 stops
BOS2:40 pmBoston Logan Intl
$1,395

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Chiang Mai that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 14, 2026.
Use the filters below to find and compare flights from Boston to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 11/26

11:00 am-10:55 pm

1 stop23h 55m

Chiang Mai

Tue 12/29

12:15 am-1:47 pm

2 stops25h 32m

$1,037

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 11/26

5:45 am-10:55 pm

2 stops29h 10m

Chiang Mai

Tue 12/29

12:15 am-1:47 pm

2 stops25h 32m

$1,042

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Mon 11/30

6:00 am-10:55 pm

2 stops28h 55m

Chiang Mai

Tue 12/29

12:15 am-1:47 pm

2 stops49h 32m

$1,047

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Mon 11/30

6:00 am-10:55 pm

2 stops28h 55m

Chiang Mai

Tue 12/29

12:15 am-11:19 am

2 stops47h 04m

$1,048
Quickest round-trip

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sat 10/24

6:55 am-10:55 pm

2 stops29h 00m

Chiang Mai

Mon 10/26

12:15 am-9:40 am

1 stop20h 25m

$1,081

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Mon 11/30

11:00 am-10:55 pm

1 stop23h 55m

Chiang Mai

Tue 12/29

12:15 am-1:47 pm

2 stops25h 32m

$1,082

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sat 10/24

4:25 pm-9:25 am

2 stops30h 00m

Chiang Mai

Tue 10/27

8:50 am-4:47 pm

2 stops42h 57m

$1,085

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 11/12

11:00 am-10:55 pm

1 stop23h 55m

Chiang Mai

Fri 2/19

12:15 am-1:47 pm

2 stops25h 32m

$1,086

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 11/12

11:00 am-10:55 pm

1 stop23h 55m

Chiang Mai

Fri 2/19

12:15 am-1:47 pm

2 stops25h 32m

$1,087

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 11/12

6:00 am-10:55 pm

2 stops28h 55m

Chiang Mai

Fri 2/19

12:15 am-3:22 pm

2 stops27h 07m

$1,092

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chiang Mai from

How to get the cheapest flight ticket from Boston to Chiang Mai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boston and Chiang Mai?

What is the cheapest month to fly to Chiang Mai?

If you don’t want to visit Chiang Mai in September, then you should wait until February to fly from Boston, when ticket prices are also cheap, with an average price of $858.

Can stopping save me money on Boston to Chiang Mai flights?

You could potentially save up to 28% on your flight if you consider stops on a Boston to Chiang Mai flight.

When to book flights from Boston to Chiang Mai

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Chiang Mai according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Chiang Mai (BOS to CNX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Chiang Mai

Fastest flight time

23h 00m

Direct flights

None
The fastest flight from Boston to Chiang Mai takes 23h 00m
There are no direct flights from Boston to Chiang Mai. There are no popular flight routes from Boston to Chiang Mai.
Search flight deals

Frequently asked questions about flying from Boston to Chiang Mai

  • How far is Boston Logan Intl to Chiang Mai by plane?

    The straight-line distance from Boston Logan Intl to Chiang Mai is 8158.8 mi. 23h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Chiang Mai Airport?

    Prices for flights from Boston Logan Intl Airport to Chiang Mai Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Chiang Mai Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Chiang Mai Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Chiang Mai Airport.

  • What documentation or ID do you need to fly to Chiang Mai Airport?

    The necessary travel and health documents for your Chiang Mai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to Chiang Mai?

Best airlines flying from Boston to Chiang Mai

Compare and see reviews for airlines that fly from Boston to Chiang Mai with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $764Free CancellationRating
7.6
1,406 reviews
Search Cathay Pacific flights
Korean AirPriceFrom $1,016Free CancellationRating
8.4
1,221 reviews
Search Korean Air flights
DeltaPriceFrom $1,019Free CancellationRating
7.8
8,464 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Chiang Mai?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Chiang Mai for you.

Can I find flights from Boston to Chiang Mai with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to Chiang Mai flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to Chiang Mai?

momondo helps you find the best flight between Boston and Chiang Mai by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Chiang Mai right now. Can momondo alert me if prices change?

Price alerts on flights to Chiang Mai from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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