Find flights
When to book
FAQs
Thailand (ภาษาไทย)
ภาษาไทย

Cheap flights from Chiang Mai to Boston from ฿17,416

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/12. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — BOS
21 Dec — 28 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Chiang Mai to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Chiang Mai to Boston
Explore the most affordable flight options available from Chiang Mai to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2025.

Sat 22/1100:15CNX - BOS
1 stop20h 25mMultiple Airlines
Sun 30/1118:40BOS - CNX
3 stops59h 15mMultiple Airlines
Deal found 19/11฿38,465
Sat 22/1100:15CNX - BOS
1 stop20h 25mMultiple Airlines
Wed 3/1218:40BOS - CNX
3 stops56h 30mMultiple Airlines
Deal found 19/11฿39,017
Sat 22/1119:40CNX - BOS
1 stop38h 20mCathay Pacific
Sun 30/1100:30BOS - CNX
1 stop30h 20mCathay Pacific
Deal found 19/11฿39,698
Thu 20/1121:15CNX - BOS
2 stops36h 45mMultiple Airlines
Sun 30/1118:40BOS - CNX
2 stops39h 10mMultiple Airlines
Deal found 19/11฿41,092
Fri 21/1119:40CNX - BOS
1 stop38h 20mCathay Pacific
Sun 30/1100:30BOS - CNX
1 stop21h 20mCathay Pacific
Deal found 19/11฿41,287
Thu 20/1111:50CNX - BOS
2 stops48h 25mMultiple Airlines
Wed 3/1207:00BOS - CNX
2 stops39h 35mMultiple Airlines
Deal found 19/11฿41,352
Mon 22/1219:15CNX - BOS
2 stops34h 50mMultiple Airlines
Sat 3/115:40BOS - CNX
3 stops31h 45mMultiple Airlines
Deal found 20/11฿42,325
Fri 21/1119:40CNX - BOS
1 stop38h 20mCathay Pacific
Thu 4/1200:30BOS - CNX
1 stop30h 20mCathay Pacific
Deal found 19/11฿42,876
Sat 22/1100:15CNX - BOS
1 stop20h 25mMultiple Airlines
Mon 1/1211:00BOS - CNX
2 stops34h 50mMultiple Airlines
Deal found 19/11฿43,136
Wed 19/1119:40CNX - BOS
1 stop38h 20mCathay Pacific
Sun 30/1100:30BOS - CNX
1 stop30h 20mCathay Pacific
Deal found 19/11฿43,298
Sat 22/1100:15CNX - BOS
1 stop20h 25mMultiple Airlines
Tue 2/1219:10BOS - CNX
2 stops37h 05mMultiple Airlines
Deal found 19/11฿43,720
Fri 21/1119:40CNX - BOS
1 stop38h 20mMultiple Airlines
Sun 30/1118:40BOS - CNX
3 stops49h 15mMultiple Airlines
Deal found 19/11฿43,784

Cheap flight deals from Chiang Mai to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Chiang Mai (CNX) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 November 2025.

Round-trip from

฿34,800

One-way from

฿17,416
Korean Air
  • Korean Air
  • 18/3-22/3
  • 2 total stops
  • 44h 20m total
  • Chiang Mai to Boston
Search Deals
20/12
  • 20/12
  • 2 total stops
  • 36h 45m total
  • Chiang Mai to Boston
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Chiang Mai to Boston 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, Cheapflights users made 17,341 searches. Data last updated 21 November 2025.
Use the filters below to find and compare flights from Chiang Mai to Boston that are best for you.

Fly from

Chiang Mai

Fly to

Boston

Route

Depart

Return

Price

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Thu 12/2

00:15-08:40

1 stop20h 25m

Boston Logan Intl

Tue 17/2

11:00-22:55

1 stop23h 55m

฿34,800

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Thu 12/2

00:15-08:40

1 stop20h 25m

Boston Logan Intl

Tue 17/2

17:25-22:55

2 stops41h 30m

฿38,174

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Thu 22/1

08:50-14:10

1 stop41h 20m

Boston Logan Intl

Fri 13/2

15:40-06:05

1 stop26h 25m

฿38,336

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Thu 22/1

08:50-14:10

1 stop41h 20m

Boston Logan Intl

Sun 8/2

15:40-06:05

1 stop26h 25m

฿38,336

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Wed 21/1

10:35-22:00

1 stop23h 25m

Boston Logan Intl

Sat 7/2

00:30-09:50

1 stop21h 20m

฿39,698

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Tue 20/1

19:40-22:00

1 stop38h 20m

Boston Logan Intl

Sat 7/2

00:30-18:50

1 stop30h 20m

฿39,698

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Thu 19/3

08:50-15:10

1 stop41h 20m

Boston Logan Intl

Sun 22/3

16:40-06:05

1 stop26h 25m

฿39,860

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Fri 23/1

10:35-22:00

1 stop23h 25m

Boston Logan Intl

Fri 13/2

15:40-07:55

2 stops28h 15m

฿43,979

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Tue 20/1

19:40-22:00

1 stop38h 20m

Boston Logan Intl

Mon 9/2

00:30-09:50

1 stop21h 20m

฿45,341

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Tue 20/1

08:50-14:10

1 stop41h 20m

Boston Logan Intl

Tue 10/2

15:40-06:05

1 stop26h 25m

฿46,768

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Showing 1-10 of 20 results
1
2

Best time to book a flight from Chiang Mai to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Chiang Mai with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chiang Mai to Boston?

    A quick flight from Chiang Mai to Boston can take about 20h 25m. Korean Air provides one of the quickest options available for as low as ฿34,800. The distance from Chiang Mai to Boston is about 13131 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Chiang Mai to Boston that include hotel bookings?

    Yes. In addition to deals on Chiang Mai to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Chiang Mai to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to Boston.

  • Can I find deals for business class flights from Chiang Mai to Boston?

    Yes. Cheapflights offers flight deals from Chiang Mai to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chiang Mai to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Phuket City to Boston flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chiang Mai to Boston?

When you search for this flight from Chiang Mai to Boston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to Boston?

Millions of users choose and trust Cheapflights to book the best flight deals from Chiang Mai to Boston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Chiang Mai to Boston with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Chiang Mai to Boston, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Chiang Mai to Boston become cheaper?

Not ready to book yet? You can track prices for flights from Chiang Mai to Boston on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.