What airlines fly to Chiang Mai?

Korean Air, Cathay Pacific and Delta are the top three most popular airlines that fly to Chiang Mai from Boston according to our data. Korean Air is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Chiang Mai. Keep in mind that there are 3 different airlines that fly to Chiang Mai on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Boston Logan Intl to Chiang Mai?

Delta and Korean Air are the most popular carriers operating from Boston Logan Intl to Chiang Mai

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?

There are 3 operators available for flights from Boston Logan Intl Airport to Chiang Mai Airport as of October 2026.

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.

$479 Cheap Flights from Boston to Chiang Mai in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Chiang Mai

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:10 pm - 10:45 pmBOS Boston Logan Intl-CNX Chiang Mai

23h 35m1 stop Incheon Intl

12:20 am - 9:50 amCNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

$987Korean Air

Mon, Mar 15 - Thu, Mar 18

11:10 am - 10:45 pmBOS Boston Logan Intl-CNX Chiang Mai

23h 35m1 stop Incheon Intl

12:20 am - 8:50 amCNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

$987Korean Air

Mon, Feb 1 - Thu, Feb 25

12:10 pm - 10:45 pmBOS Boston Logan Intl-CNX Chiang Mai

23h 35m1 stop Incheon Intl

12:20 am - 9:50 amCNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

$988Korean Air

Mon, Mar 15 - Thu, Mar 18

8:00 pm - 7:20 amBOS Boston Logan Intl-CNX Chiang Mai

23h 20m2 stops Istanbul Bangkok Suvarnabhumi

9:10 am - 1:40 pmCNX Chiang Mai-BOS Boston Logan Intl

40h 30m1 stop Abu Dhabi Zayed Intl

$1,119Multiple Airlines

Tue, Dec 1 - Tue, Dec 8

10:10 pm - 7:00 pmBOS Boston Logan Intl-CNX Chiang Mai

32h 50m2 stops Dubai Intl Bangkok Suvarnabhumi

8:00 pm - 2:10 pmCNX Chiang Mai-BOS Boston Logan Intl

29h 10m2 stops Bangkok Suvarnabhumi Dubai Intl

$1,165Emirates

Mon, Feb 22 - Mon, Apr 26

8:40 pm - 9:25 amBOS Boston Logan Intl-CNX Chiang Mai

24h 45m2 stops Doha Hamad Intl Bangkok Suvarnabhumi

9:10 pm - 3:15 pmCNX Chiang Mai-BOS Boston Logan Intl

29h 05m2 stops Bangkok Suvarnabhumi Doha Hamad Intl

$1,165Multiple Airlines

Mon, Mar 1 - Wed, Mar 31

12:30 am - 9:50 amBOS Boston Logan Intl-CNX Chiang Mai

21h 20m1 stop Hong Kong Intl

10:30 am - 11:05 pmCNX Chiang Mai-BOS Boston Logan Intl

23h 35m1 stop Hong Kong Intl

$1,189Cathay Pacific

Sun, Feb 21 - Mon, Apr 26

12:30 am - 9:50 amBOS Boston Logan Intl-CNX Chiang Mai

21h 20m1 stop Hong Kong Intl

7:40 pm - 10:00 pmCNX Chiang Mai-BOS Boston Logan Intl

38h 20m1 stop Hong Kong Intl

$1,189Cathay Pacific

Sun, Nov 15 - Mon, Nov 23

5:30 am - 10:45 pmBOS Boston Logan Intl-CNX Chiang Mai

29h 15m2 stops Atlanta Hartsfield-Jackson Incheon Intl

12:20 am - 5:34 pmCNX Chiang Mai-BOS Boston Logan Intl

29h 14m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,377Delta

Mon, Nov 30 - Tue, Dec 29

5:30 am - 10:45 pmBOS Boston Logan Intl-CNX Chiang Mai

29h 15m2 stops Atlanta Hartsfield-Jackson Incheon Intl

12:20 am - 5:34 pmCNX Chiang Mai-BOS Boston Logan Intl

29h 14m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,463Delta

Mon, Nov 30 - Tue, Dec 29

Cheap last minute flights

Enter your travel dates to find the best prices.

12:10 pm - 10:45 pmBOS Boston Logan Intl-CNX Chiang Mai

23h 35m1 stop Incheon Intl

12:20 am - 8:50 amCNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

$4,378Delta

Mon, Oct 26 - Sun, Nov 15

7:30 am - 10:45 pmBOS Boston Logan Intl-CNX Chiang Mai

28h 15m2 stops Chicago O'Hare Intl Incheon Intl

12:20 am - 8:50 amCNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

$4,382Delta

Mon, Oct 26 - Sun, Nov 15

8:59 pm - 10:45 pmBOS Boston Logan Intl-CNX Chiang Mai

38h 46m2 stops Atlanta Hartsfield-Jackson Incheon Intl

12:20 am - 6:29 pmCNX Chiang Mai-BOS Boston Logan Intl

30h 09m2 stops Incheon Intl Chicago O'Hare Intl

$4,392Delta

Sun, Oct 25 - Sun, Nov 15

8:59 pm - 10:45 pmBOS Boston Logan Intl-CNX Chiang Mai

38h 46m2 stops Atlanta Hartsfield-Jackson Incheon Intl

12:20 am - 11:54 pmCNX Chiang Mai-BOS Boston Logan Intl

35h 34m2 stops Incheon Intl Seattle/Tacoma Intl

$4,392Delta

Mon, Oct 26 - Sun, Nov 15

1:30 am - 9:50 amBOS Boston Logan Intl-CNX Chiang Mai

21h 20m1 stop Hong Kong Intl

10:35 am - 10:00 pmCNX Chiang Mai-BOS Boston Logan Intl

23h 25m1 stop Hong Kong Intl

$7,211Cathay Pacific

Sun, Oct 25 - Mon, Nov 16

5:05 pm - 6:50 pmBOS Boston Logan Intl-CNX Chiang Mai

38h 45m3 stops Frankfurt am Main Vienna Intl Bangkok Suvarnabhumi

7:45 pm - 1:30 pmCNX Chiang Mai-BOS Boston Logan Intl

29h 45m2 stops Bangkok Suvarnabhumi Vienna Intl

$8,829Multiple Airlines

Sun, Oct 25 - Mon, Nov 16

4:40 pm - 6:25 amBOS Boston Logan Intl-CNX Chiang Mai

26h 45m1 stop Abu Dhabi Zayed Intl

9:10 am - 1:40 pmCNX Chiang Mai-BOS Boston Logan Intl

40h 30m1 stop Abu Dhabi Zayed Intl

$8,899Etihad Airways

Sun, Oct 25 - Mon, Nov 16

4:40 pm - 6:25 amBOS Boston Logan Intl-CNX Chiang Mai

26h 45m1 stop Abu Dhabi Zayed Intl

9:10 am - 1:40 pmCNX Chiang Mai-BOS Boston Logan Intl

40h 30m1 stop Abu Dhabi Zayed Intl

$8,947Etihad Airways

Sun, Oct 25 - Mon, Nov 16

12:10 pm - 10:45 pmBOS Boston Logan Intl-CNX Chiang Mai

23h 35m1 stop Incheon Intl

12:20 am - 8:50 amCNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

$13,181Korean Air

Mon, Oct 26 - Sun, Nov 15

6:01 am - 11:20 amBOS Boston Logan Intl-CNX Chiang Mai

42h 19m3 stops New York John F Kennedy Intl Hong Kong Intl Bangkok Suvarnabhumi

12:10 pm - 9:25 amCNX Chiang Mai-BOS Boston Logan Intl

33h 15m3 stops Bangkok Suvarnabhumi Hong Kong Intl New York John F Kennedy Intl

$30,750Cathay Pacific

Sun, Oct 25 - Mon, Nov 16

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China Eastern flights from Boston to Chiang Mai

Our best China Eastern deals on Boston to Chiang Mai flight tickets

China Eastern

Nov 9

BOS6:10 amBoston Logan Intl

44h 10m

2 stops

CNX2:20 pmChiang Mai

Nov 19

CNX3:35 pmChiang Mai

44h 24m

2 stops

BOS11:59 pmBoston Logan Intl

$1,193

China Eastern

Nov 16

BOS6:10 amBoston Logan Intl

44h 10m

2 stops

CNX2:20 pmChiang Mai

Nov 23

CNX3:35 pmChiang Mai

44h 24m

2 stops

BOS11:59 pmBoston Logan Intl

$1,194

China Eastern

Nov 23

BOS9:10 amBoston Logan Intl

41h 10m

2 stops

CNX2:20 pmChiang Mai

Apr 26

CNX2:55 pmChiang Mai

44h 06m

2 stops

BOS12:01 amBoston Logan Intl

$1,268

Korean Air flights from Boston to Chiang Mai

Our best Korean Air deals on Boston to Chiang Mai flight tickets

Korean Air

Feb 1

BOS11:10 amBoston Logan Intl

23h 35m

1 stop

CNX10:45 pmChiang Mai

Feb 25

CNX12:20 amChiang Mai

20h 30m

1 stop

BOS8:50 amBoston Logan Intl

$987

Korean Air

Feb 1

BOS11:10 amBoston Logan Intl

23h 35m

1 stop

CNX10:45 pmChiang Mai

Feb 25

CNX12:20 amChiang Mai

20h 30m

1 stop

BOS8:50 amBoston Logan Intl

$988

Korean Air

Feb 1

BOS6:00 amBoston Logan Intl

28h 45m

2 stops

CNX10:45 pmChiang Mai

Feb 25

CNX12:20 amChiang Mai

20h 30m

1 stop

BOS8:50 amBoston Logan Intl

$993

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BostonChiang Mai

BOS Boston Logan Intl - CNX Chiang Mai

BOSCNX

Boston Logan Intl

Mon 3/15

12:10 pm-10:45 pm

1 stop23h 35m

Chiang Mai

Thu 3/18

12:20 am-9:50 am

1 stop20h 30m

$987

BostonChiang Mai

BOS Boston Logan Intl - CNX Chiang Mai

BOSCNX

Boston Logan Intl

Mon 2/1

11:10 am-10:45 pm

1 stop23h 35m

Chiang Mai

Thu 2/25

12:20 am-8:50 am

1 stop20h 30m

$987

BostonChiang Mai

BOS Boston Logan Intl - CNX Chiang Mai

BOSCNX

Boston Logan Intl

Mon 3/15

12:10 pm-10:45 pm

1 stop23h 35m

Chiang Mai

Thu 3/18

12:20 am-9:50 am

1 stop20h 30m

$988

BostonChiang Mai

BOS Boston Logan Intl - CNX Chiang Mai

BOSCNX

Boston Logan Intl

Tue 12/1

8:00 pm-7:20 am

2 stops23h 20m

Chiang Mai

Tue 12/8

9:10 am-1:40 pm

1 stop40h 30m

$1,119

BostonChiang Mai

BOS Boston Logan Intl - CNX Chiang Mai

BOSCNX

Boston Logan Intl

Mon 2/22

10:10 pm-7:00 pm

2 stops32h 50m

Chiang Mai

Mon 4/26

8:00 pm-2:10 pm

2 stops29h 10m

$1,165

BostonChiang Mai

BOS Boston Logan Intl - CNX Chiang Mai

BOSCNX

Boston Logan Intl

Mon 3/1

8:40 pm-9:25 am

2 stops24h 45m

Chiang Mai

Wed 3/31

9:10 pm-3:15 pm

2 stops29h 05m

$1,165

BostonChiang Mai

BOS Boston Logan Intl - CNX Chiang Mai

BOSCNX

Boston Logan Intl

Sun 2/21

12:30 am-9:50 am

1 stop21h 20m

Chiang Mai

Mon 4/26

10:30 am-11:05 pm

1 stop23h 35m

$1,189

BostonChiang Mai

BOS Boston Logan Intl - CNX Chiang Mai

BOSCNX

Boston Logan Intl

Sun 11/15

12:30 am-9:50 am

1 stop21h 20m

Chiang Mai

Mon 11/23

7:40 pm-10:00 pm

1 stop38h 20m

$1,189

BostonChiang Mai

BOS Boston Logan Intl - CNX Chiang Mai

BOSCNX

Boston Logan Intl

Mon 11/30

5:30 am-10:45 pm

2 stops29h 15m

Chiang Mai

Tue 12/29

12:20 am-5:34 pm

2 stops29h 14m

$1,377

BostonChiang Mai

BOS Boston Logan Intl - CNX Chiang Mai

BOSCNX

Boston Logan Intl

Mon 11/30

5:30 am-10:45 pm

2 stops29h 15m

Chiang Mai

Tue 12/29

12:20 am-5:34 pm

2 stops29h 14m

$1,463

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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

Prices are currently low for flights on this route.

Typical prices usually range from $1,136 to $1,377.
The lowest price recently found on this route was $987.

What is the cheapest month to fly to Chiang Mai?

If you don’t want to visit Chiang Mai in February, then you should wait until April to fly from Boston, when ticket prices are also cheap, with an average price of $1,061.

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

You could potentially save up to 12% 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

Best Price Found	$479
Fastest flight time	23h 35m
Direct flights	None

The best one-way flight to Chiang Mai from Boston in the past 72 hours is $479. The best round-trip flight deal from Boston to Chiang Mai found on momondo in the last 72 hours is $987.

The fastest flight from Boston to Chiang Mai takes 23h 35m

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 35m 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?
There are 3 operators available for flights from Boston Logan Intl Airport to Chiang Mai Airport as of October 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Boston to Chiang Mai is Korean Air, representing 45% of all bookings. The subsequent popular airlines are Cathay Pacific at 28% and Delta at 27%.

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 Pacific	PriceFrom $764	Free Cancellation	Rating 7.6 1,523 reviews	Search Cathay Pacific flights
Korean Air	PriceFrom $1,020	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
Delta	PriceFrom $1,029	Free Cancellation	Rating 7.8 8,654 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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Cheap flights from Boston to Chiang Mai from $479

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 2/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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China Eastern flights from Boston to Chiang Mai

Our best China Eastern deals on Boston to Chiang Mai flight tickets

Korean Air flights from Boston to Chiang Mai

Our best Korean Air deals on Boston to Chiang Mai flight tickets

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See travel insights to Chiang Mai from

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

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?

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

What is the cheapest airline that flies from Boston Logan Intl to Chiang Mai?

What airlines fly to Chiang Mai?

When to book flights from Boston to Chiang Mai

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Why use momondo?

An easier way to manage your Chiang Mai trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Thailand

Airports servicing Thailand

Fly your favorite airline to Chiang Mai

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Chiang Mai

List of cabin classes available on flights landing in Chiang Mai. Availability may vary depending on flight origin and airline.

Popular cities in Thailand

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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