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Cheap flights from Boston to Chiang Mai from $418

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 3/24. 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
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
8:40 pm - 8:05 pm
BOS
-
CNX
35h 25m
2 stops
Multiple Airlines Logo
10:10 pm - 2:55 pm
CNX
-
BOS
51h 45m
2 stops
$901Multiple Airlines
So, Feb 22 - Di, Mrz 10
Etihad Airways Logo
3:40 pm - 6:10 am
BOS
-
CNX
26h 30m
1 stop
Etihad Airways Logo
8:50 am - 3:10 pm
CNX
-
BOS
41h 20m
1 stop
$1,128Etihad Airways
So, Feb 22 - Di, Mrz 10
Multiple Airlines Logo
3:00 pm - 10:20 am
BOS
-
CNX
32h 20m
2 stops
Multiple Airlines Logo
11:20 am - 7:33 am
CNX
-
BOS
31h 13m
2 stops
$1,132Multiple Airlines
Sa, Mai 16 - Mi, Mai 27
Multiple Airlines Logo
3:40 pm - 11:10 am
BOS
-
CNX
31h 30m
3 stops
Multiple Airlines Logo
9:15 pm - 5:20 pm
CNX
-
BOS
31h 05m
2 stops
$1,143Multiple Airlines
So, Feb 22 - Di, Mrz 10
Multiple Airlines Logo
3:40 pm - 7:55 am
BOS
-
CNX
28h 15m
3 stops
Multiple Airlines Logo
3:05 pm - 3:10 pm
CNX
-
BOS
35h 05m
3 stops
$1,163Multiple Airlines
So, Feb 22 - Di, Mrz 10
Etihad Airways Logo
3:40 pm - 9:00 pm
BOS
-
CNX
41h 20m
2 stops
Etihad Airways Logo
8:50 am - 3:10 pm
CNX
-
BOS
41h 20m
1 stop
$1,194Etihad Airways
So, Feb 22 - Di, Mrz 10
Multiple Airlines Logo
9:00 pm - 9:25 am
BOS
-
CNX
25h 25m
2 stops
Multiple Airlines Logo
7:45 pm - 7:05 pm
CNX
-
BOS
34h 20m
2 stops
$1,201Multiple Airlines
Do, Mrz 19 - Do, Mrz 26
Multiple Airlines Logo
4:40 pm - 11:10 am
BOS
-
CNX
31h 30m
3 stops
Multiple Airlines Logo
9:15 pm - 5:20 pm
CNX
-
BOS
31h 05m
2 stops
$1,203Multiple Airlines
Do, Mrz 19 - Do, Mrz 26
Multiple Airlines Logo
4:40 pm - 3:05 pm
BOS
-
CNX
35h 25m
3 stops
Multiple Airlines Logo
3:05 pm - 3:10 pm
CNX
-
BOS
35h 05m
3 stops
$1,233Multiple Airlines
Do, Mrz 19 - Do, Mrz 26
Etihad Airways Logo
4:40 pm - 11:20 am
BOS
-
CNX
31h 40m
2 stops
Etihad Airways Logo
8:50 am - 3:10 pm
CNX
-
BOS
41h 20m
1 stop
$1,243Etihad Airways
So, Mrz 15 - Sa, Mrz 21

Cathay Pacific flights from Boston to Chiang Mai

Our best Cathay Pacific deals on Boston to Chiang Mai flight tickets
Cathay Pacific
Mar 18
BOS1:30 amBoston Logan Intl
54h 30m
2 stops
CNX7:00 pmChiang Mai
Mar 26
CNX7:40 pmChiang Mai
38h 20m
1 stop
BOS11:00 pmBoston Logan Intl
$1,315
Cathay Pacific
May 15
BOS1:45 amBoston Logan Intl
29h 55m
1 stop
CNX6:40 pmChiang Mai
May 27
CNX7:25 pmChiang Mai
38h 40m
1 stop
BOS11:05 pmBoston Logan Intl
$1,894
Cathay Pacific
Jun 19
BOS1:45 amBoston Logan Intl
21h 00m
1 stop
CNX9:45 amChiang Mai
Jul 10
CNX7:25 pmChiang Mai
38h 40m
1 stop
BOS11:05 pmBoston Logan Intl
$2,219

Malaysia Airlines flights from Boston to Chiang Mai

Our best Malaysia Airlines deals on Boston to Chiang Mai flight tickets
Malaysia Airlines
Mar 15
BOS9:40 pmBoston Logan Intl
29h 10m
2 stops
CNX1:50 pmChiang Mai
Mar 21
CNX12:10 pmChiang Mai
37h 45m
3 stops
BOS2:55 pmBoston Logan Intl
$1,671
Malaysia Airlines
Mar 15
BOS9:40 pmBoston Logan Intl
29h 10m
2 stops
CNX1:50 pmChiang Mai
Mar 21
CNX12:10 pmChiang Mai
37h 45m
3 stops
BOS2:55 pmBoston Logan Intl
$1,770
Malaysia Airlines
May 16
BOS7:35 pmBoston Logan Intl
31h 10m
3 stops
CNX1:45 pmChiang Mai
May 27
CNX11:55 amChiang Mai
38h 10m
3 stops
BOS3:05 pmBoston Logan Intl
$2,249

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 Februar 3, 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

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

So 2/22

8:40 pm-8:05 pm

2 stops35h 25m

Chiang Mai

Di 3/10

10:10 pm-2:55 pm

2 stops51h 45m

$901

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

So 2/22

3:40 pm-6:10 am

1 stop26h 30m

Chiang Mai

Di 3/10

8:50 am-3:10 pm

1 stop41h 20m

$1,128

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sa 5/16

3:00 pm-10:20 am

2 stops32h 20m

Chiang Mai

Mi 5/27

11:20 am-7:33 am

2 stops31h 13m

$1,132

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

So 2/22

3:40 pm-11:10 am

3 stops31h 30m

Chiang Mai

Di 3/10

9:15 pm-5:20 pm

2 stops31h 05m

$1,143

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

So 2/22

3:40 pm-7:55 am

3 stops28h 15m

Chiang Mai

Di 3/10

3:05 pm-3:10 pm

3 stops35h 05m

$1,163

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

So 2/22

3:40 pm-9:00 pm

2 stops41h 20m

Chiang Mai

Di 3/10

8:50 am-3:10 pm

1 stop41h 20m

$1,194

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Do 3/19

9:00 pm-9:25 am

2 stops25h 25m

Chiang Mai

Do 3/26

7:45 pm-7:05 pm

2 stops34h 20m

$1,201

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Do 3/19

4:40 pm-11:10 am

3 stops31h 30m

Chiang Mai

Do 3/26

9:15 pm-5:20 pm

2 stops31h 05m

$1,203

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Do 3/19

4:40 pm-3:05 pm

3 stops35h 25m

Chiang Mai

Do 3/26

3:05 pm-3:10 pm

3 stops35h 05m

$1,233

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

So 3/15

4:40 pm-11:20 am

2 stops31h 40m

Chiang Mai

Sa 3/21

8:50 am-3:10 pm

1 stop41h 20m

$1,243

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

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

You could potentially save up to 20% 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 February 2026, prices for Boston to Chiang Mai flights are approximately 17% 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

31h 40m

Direct flights

None
The fastest flight from Boston to Chiang Mai takes 31h 40m
There are no direct flights from Boston to Chiang Mai. There are no popular flight routes from Boston to Chiang Mai.
Search flight deals

  • 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. 31h 40m 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 $768Free CancellationRating
7.6
1,155 reviews
Search Cathay Pacific flights
Korean AirPriceFrom $978Free CancellationRating
8.4
1,188 reviews
Search Korean Air flights
DeltaPriceFrom $1,019Free CancellationRating
7.9
8,138 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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