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Cheap flights from Boston to Chiang Mai from $554

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 4/24. 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

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Find the cheapest flights from Boston to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:25 pm - 5:15 pm
BOS
-
CNX
37h 50m
2 stops
Multiple Airlines Logo
10:30 pm - 2:40 pm
CNX
-
BOS
27h 10m
2 stops
$921Multiple Airlines
Tue, Sep 15 - Thu, Sep 24
Multiple Airlines Logo
8:00 pm - 10:20 am
BOS
-
CNX
27h 20m
2 stops
Multiple Airlines Logo
11:20 am - 8:02 am
CNX
-
BOS
31h 42m
2 stops
$1,137Multiple Airlines
Thu, Sep 24 - Mon, Oct 5
Multiple Airlines Logo
5:30 pm - 10:20 am
BOS
-
CNX
29h 50m
2 stops
Multiple Airlines Logo
11:20 am - 8:02 am
CNX
-
BOS
31h 42m
2 stops
$1,183Multiple Airlines
Thu, Sep 24 - Mon, Oct 5
Multiple Airlines Logo
7:59 pm - 10:25 am
BOS
-
CNX
27h 26m
2 stops
Multiple Airlines Logo
11:35 am - 6:32 am
CNX
-
BOS
29h 57m
2 stops
$1,192Multiple Airlines
Thu, Sep 24 - Mon, Oct 5
Multiple Airlines Logo
6:32 pm - 10:20 am
BOS
-
CNX
28h 48m
2 stops
Multiple Airlines Logo
11:20 am - 12:05 am
CNX
-
BOS
47h 45m
2 stops
$1,214Multiple Airlines
Sat, Oct 3 - Sun, Oct 11
Multiple Airlines Logo
6:20 am - 10:25 am
BOS
-
CNX
41h 05m
2 stops
Multiple Airlines Logo
11:35 am - 7:39 am
CNX
-
BOS
31h 04m
2 stops
$1,220Multiple Airlines
Tue, May 5 - Wed, Sep 16
Emirates Logo
11:05 pm - 11:15 am
BOS
-
CNX
25h 10m
2 stops
Emirates Logo
2:35 pm - 2:10 pm
CNX
-
BOS
58h 35m
2 stops
$1,225Emirates
Wed, Apr 22 - Wed, May 20
Multiple Airlines Logo
7:20 am - 10:20 am
BOS
-
CNX
40h 00m
2 stops
Multiple Airlines Logo
11:20 am - 12:05 am
CNX
-
BOS
47h 45m
2 stops
$1,226Multiple Airlines
Sat, Oct 3 - Sun, Oct 11
Multiple Airlines Logo
7:20 am - 10:20 am
BOS
-
CNX
40h 00m
2 stops
Multiple Airlines Logo
11:20 am - 12:05 am
CNX
-
BOS
47h 45m
2 stops
$1,237Multiple Airlines
Sat, Oct 3 - Sun, Oct 11
Multiple Airlines Logo
6:20 am - 10:20 am
BOS
-
CNX
41h 00m
2 stops
Multiple Airlines Logo
11:20 am - 2:50 pm
CNX
-
BOS
38h 30m
2 stops
$1,238Multiple Airlines
Mon, Apr 27 - Mon, May 4

Emirates flights from Boston to Chiang Mai

Our best Emirates deals on Boston to Chiang Mai flight tickets
Emirates
Apr 22
BOS11:05 pmBoston Logan Intl
25h 10m
2 stops
CNX11:15 amChiang Mai
May 20
CNX2:35 pmChiang Mai
58h 35m
2 stops
BOS2:10 pmBoston Logan Intl
$1,225
Emirates
Jun 8
BOS11:05 pmBoston Logan Intl
33h 05m
2 stops
CNX7:10 pmChiang Mai
Sep 1
CNX8:00 pmChiang Mai
53h 10m
2 stops
BOS2:10 pmBoston Logan Intl
$1,277
Emirates
May 4
BOS11:05 pmBoston Logan Intl
25h 10m
2 stops
CNX11:15 amChiang Mai
May 7
CNX10:10 amChiang Mai
39h 00m
2 stops
BOS2:10 pmBoston Logan Intl
$1,307

Qatar Airways flights from Boston to Chiang Mai

Our best Qatar Airways deals on Boston to Chiang Mai flight tickets
Qatar Airways
May 5
BOS11:40 amBoston Logan Intl
39h 05m
3 stops
CNX1:45 pmChiang Mai
Sep 16
CNX11:55 amChiang Mai
38h 20m
2 stops
BOS3:15 pmBoston Logan Intl
$1,313
Qatar Airways
May 5
BOS11:40 amBoston Logan Intl
39h 05m
3 stops
CNX1:45 pmChiang Mai
May 12
CNX8:00 pmChiang Mai
39h 01m
3 stops
BOS12:01 amBoston Logan Intl
$1,342
Qatar Airways
Apr 24
BOS2:55 pmBoston Logan Intl
33h 20m
3 stops
CNX11:15 amChiang Mai
May 1
CNX8:00 pmChiang Mai
37h 28m
3 stops
BOS10:28 pmBoston Logan Intl
$1,369

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 April 10, 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

Tue 9/15

4:25 pm-5:15 pm

2 stops37h 50m

Chiang Mai

Thu 9/24

10:30 pm-2:40 pm

2 stops27h 10m

$921

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 9/24

8:00 pm-10:20 am

2 stops27h 20m

Chiang Mai

Mon 10/5

11:20 am-8:02 am

2 stops31h 42m

$1,137

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 9/24

5:30 pm-10:20 am

2 stops29h 50m

Chiang Mai

Mon 10/5

11:20 am-8:02 am

2 stops31h 42m

$1,183
Quickest round-trip

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 9/24

7:59 pm-10:25 am

2 stops27h 26m

Chiang Mai

Mon 10/5

11:35 am-6:32 am

2 stops29h 57m

$1,192

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sat 10/3

6:32 pm-10:20 am

2 stops28h 48m

Chiang Mai

Sun 10/11

11:20 am-12:05 am

2 stops47h 45m

$1,214

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Tue 5/5

6:20 am-10:25 am

2 stops41h 05m

Chiang Mai

Wed 9/16

11:35 am-7:39 am

2 stops31h 04m

$1,220

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Wed 4/22

11:05 pm-11:15 am

2 stops25h 10m

Chiang Mai

Wed 5/20

2:35 pm-2:10 pm

2 stops58h 35m

$1,225

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sat 10/3

7:20 am-10:20 am

2 stops40h 00m

Chiang Mai

Sun 10/11

11:20 am-12:05 am

2 stops47h 45m

$1,226

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sat 10/3

7:20 am-10:20 am

2 stops40h 00m

Chiang Mai

Sun 10/11

11:20 am-12:05 am

2 stops47h 45m

$1,237

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Mon 4/27

6:20 am-10:20 am

2 stops41h 00m

Chiang Mai

Mon 5/4

11:20 am-2:50 pm

2 stops38h 30m

$1,238

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?

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

You could potentially save up to 29% on your flight if you consider stops on a Boston to Chiang Mai flight.

How have Boston to Chiang Mai flight prices changed over time?

As of April 2026, prices for Boston to Chiang Mai flights are approximately 19% more expensive when compared to flights at the same time last year.

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

21h 00m

Direct flights

None
The fastest flight from Boston to Chiang Mai takes 21h 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. 21h 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
1,268 reviews
Search Cathay Pacific flights
DeltaPriceFrom $1,019Free CancellationRating
7.9
8,404 reviews
Search Delta flights
Korean AirPriceFrom $1,052Free CancellationRating
8.4
1,203 reviews
Search Korean Air 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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