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Cheap flights from Boston to Chiang Mai from $474

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 1/11. 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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Cheap round-trip flights

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Cathay Pacific Logo
12:30 am - 9:50 amBOS-CNX
21h 20m1 stop
Cathay Pacific Logo
10:35 am - 11:00 pmCNX-BOS
23h 25m1 stop
$755Cathay Pacific
Find Deal
mar., mars 3 - mer., mars 11
Cathay Pacific Logo
12:30 am - 9:50 amBOS-CNX
21h 20m1 stop
Cathay Pacific Logo
10:35 am - 11:00 pmCNX-BOS
23h 25m1 stop
$830Cathay Pacific
Find Deal
mar., mars 3 - mer., mars 11
Cathay Pacific Logo
12:30 am - 6:50 pmBOS-CNX
30h 20m1 stop
Cathay Pacific Logo
10:35 am - 10:00 pmCNX-BOS
23h 25m1 stop
$846Cathay Pacific
Find Deal
mar., janv. 20 - mar., févr. 3
Korean Air Logo
11:00 am - 10:55 pmBOS-CNX
23h 55m1 stop
Korean Air Logo
12:15 am - 9:40 amCNX-BOS
20h 25m1 stop
$856Korean Air
Find Deal
mer., mars 4 - mar., mars 10
Korean Air Logo
11:00 am - 10:55 pmBOS-CNX
23h 55m1 stop
Korean Air Logo
12:15 am - 7:33 amCNX-BOS
43h 18m2 stops
$867Korean Air
Find Deal
mer., janv. 21 - lun., févr. 2
Korean Air Logo
11:00 am - 10:55 pmBOS-CNX
23h 55m1 stop
Korean Air Logo
12:15 am - 8:40 amCNX-BOS
20h 25m1 stop
$884Korean Air
Find Deal
sam., janv. 24 - mar., févr. 3
Korean Air Logo
6:00 am - 10:55 pmBOS-CNX
28h 55m2 stops
Korean Air Logo
12:15 am - 8:40 amCNX-BOS
20h 25m1 stop
$889Korean Air
Find Deal
dim., févr. 1 - mer., févr. 11
Korean Air Logo
6:35 pm - 10:55 pmBOS-CNX
40h 20m2 stops
Korean Air Logo
12:15 am - 8:40 amCNX-BOS
20h 25m1 stop
$900Korean Air
Find Deal
sam., janv. 31 - mer., févr. 11
Cathay Pacific Logo
12:30 am - 6:50 pmBOS-CNX
30h 20m1 stop
Cathay Pacific Logo
7:40 pm - 10:00 pmCNX-BOS
38h 20m1 stop
$907Cathay Pacific
Find Deal
mar., janv. 20 - mer., févr. 4
Korean Air Logo
11:00 am - 10:55 pmBOS-CNX
23h 55m1 stop
Korean Air Logo
12:15 am - 8:40 amCNX-BOS
20h 25m1 stop
$912Korean Air
Find Deal
ven., janv. 30 - jeu., févr. 12

Etihad Airways flights from Boston to Chiang Mai

Our best Etihad Airways deals on Boston to Chiang Mai flight tickets
Etihad Airways
Mar 13
BOS4:40 pmBoston Logan Intl
31h 40m
2 stops
CNX11:20 amChiang Mai
Mar 22
CNX8:50 amChiang Mai
41h 20m
1 stop
BOS3:10 pmBoston Logan Intl
$918
Find similar
Etihad Airways
Dec 3
BOS3:40 pmBoston Logan Intl
53h 45m
2 stops
CNX9:25 amChiang Mai
Dec 16
CNX8:50 amChiang Mai
41h 20m
1 stop
BOS2:10 pmBoston Logan Intl
$1,354
Find similar
Etihad Airways
Dec 3
BOS3:40 pmBoston Logan Intl
53h 45m
2 stops
CNX9:25 amChiang Mai
Dec 16
CNX8:50 amChiang Mai
41h 20m
1 stop
BOS2:10 pmBoston Logan Intl
$1,418
Find similar

Korean Air flights from Boston to Chiang Mai

Our best Korean Air deals on Boston to Chiang Mai flight tickets
Korean Air
Mar 4
BOS11:00 amBoston Logan Intl
23h 55m
1 stop
CNX10:55 pmChiang Mai
Mar 10
CNX12:15 amChiang Mai
20h 25m
1 stop
BOS9:40 amBoston Logan Intl
$856
Find similar
Korean Air
Jan 21
BOS11:00 amBoston Logan Intl
23h 55m
1 stop
CNX10:55 pmChiang Mai
Feb 2
CNX12:15 amChiang Mai
43h 18m
2 stops
BOS7:33 amBoston Logan Intl
$867
Find similar
Korean Air
Jan 24
BOS11:00 amBoston Logan Intl
23h 55m
1 stop
CNX10:55 pmChiang Mai
Feb 3
CNX12:15 amChiang Mai
20h 25m
1 stop
BOS8:40 amBoston Logan Intl
$884
Find similar

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 novembre 20, 2025.
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

mar. 3/3

12:30 am-9:50 am

1 stop21h 20m

Chiang Mai

mer. 3/11

10:35 am-11:00 pm

1 stop23h 25m

$755

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

mar. 3/3

12:30 am-9:50 am

1 stop21h 20m

Chiang Mai

mer. 3/11

10:35 am-11:00 pm

1 stop23h 25m

$830

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

mar. 1/20

12:30 am-6:50 pm

1 stop30h 20m

Chiang Mai

mar. 2/3

10:35 am-10:00 pm

1 stop23h 25m

$846

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

mer. 3/4

11:00 am-10:55 pm

1 stop23h 55m

Chiang Mai

mar. 3/10

12:15 am-9:40 am

1 stop20h 25m

$856

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

mer. 1/21

11:00 am-10:55 pm

1 stop23h 55m

Chiang Mai

lun. 2/2

12:15 am-7:33 am

2 stops43h 18m

$867

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

sam. 1/24

11:00 am-10:55 pm

1 stop23h 55m

Chiang Mai

mar. 2/3

12:15 am-8:40 am

1 stop20h 25m

$884

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

dim. 2/1

6:00 am-10:55 pm

2 stops28h 55m

Chiang Mai

mer. 2/11

12:15 am-8:40 am

1 stop20h 25m

$889

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

sam. 1/31

6:35 pm-10:55 pm

2 stops40h 20m

Chiang Mai

mer. 2/11

12:15 am-8:40 am

1 stop20h 25m

$900

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

mar. 1/20

12:30 am-6:50 pm

1 stop30h 20m

Chiang Mai

mer. 2/4

7:40 pm-10:00 pm

1 stop38h 20m

$907

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

ven. 1/30

11:00 am-10:55 pm

1 stop23h 55m

Chiang Mai

jeu. 2/12

12:15 am-8:40 am

1 stop20h 25m

$912

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 cheapest month to fly to Chiang Mai?

If you don’t want to visit Chiang Mai in October, then you should wait until September to fly from Boston, when ticket prices are also cheap, with an average price of $1,101.

What is the cheapest day to depart on your flight to Chiang Mai?

The cheapest day to depart from Boston to Chiang Mai is on a Thursday. Travelers who choose to depart for Chiang Mai on a Thursday will often find tickets for as low as $1,237. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Chiang Mai for around $1,670.

What is the cheapest time of day to depart on your flight to Chiang Mai?

Flying to Chiang Mai from Boston in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,418 when looking at flights departing in the evening. Flights to Chiang Mai are more costly in the afternoon, with an average ticket price of $1,660. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You could potentially save up to 10% 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

Direct flights

None
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. 21h 20m 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 $910Free CancellationRating
7.6
1,064 reviews
Search Cathay Pacific flights
Korean AirPriceFrom $1,005Free CancellationRating
8.4
1,170 reviews
Search Korean Air flights
DeltaPriceFrom $1,019Free CancellationRating
7.9
8,002 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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