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Cheap flights from Chiang Mai to Boston from ฿19,781

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — BOS
20 Jul — 27 Jul1
1 adult

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 15 July 2025.

Round-trip from

฿43,324

One-way from

฿19,781
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
  • สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
  • 4/8-6/9
  • 4 total stops
  • 92h 35m total
  • Chiang Mai to Boston
Search Deals
31/8
  • 31/8
  • 3 total stops
  • 55h 35m total
  • Chiang Mai to Boston
Search Deals

Find flight deals from Chiang Mai to Boston

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 15 July 2025.

Mon 4/820:00CNX - BOS
2 stops58h 55mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Sat 6/917:05BOS - CNX
2 stops33h 40mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 13/7฿43,324
Thu 7/817:40CNX - BOS
2 stops33h 00mMultiple Airlines
Thu 21/817:50BOS - CNX
2 stops35h 50mMultiple Airlines
Deal found 14/7฿43,519
Tue 29/720:00CNX - BOS
2 stops32h 40mลุฟท์ฮันซ่า
Sat 6/920:05BOS - CNX
2 stops36h 05mลุฟท์ฮันซ่า
Deal found 13/7฿43,746
Wed 16/723:15CNX - BOS
2 stops35h 38mเดลต้า
Fri 22/805:35BOS - CNX
2 stops29h 20mเดลต้า
Deal found 14/7฿43,876
Tue 22/720:00CNX - BOS
2 stops28h 50mออสเตรียนแอร์ไลน์
Thu 21/817:10BOS - CNX
2 stops40h 20mออสเตรียนแอร์ไลน์
Deal found 14/7฿44,362
Thu 17/720:00CNX - BOS
2 stops30h 05mQatar Airways
Wed 13/822:00BOS - CNX
2 stops34h 10mQatar Airways
Deal found 13/7฿45,367
Thu 17/710:30CNX - BOS
1 stop23h 30mCathay Pacific
Tue 19/801:40BOS - CNX
1 stop21h 05mCathay Pacific
Deal found 14/7฿46,891
Mon 21/723:15CNX - BOS
1 stop22h 05mKorean Air
Fri 22/812:55BOS - CNX
1 stop22h 00mKorean Air
Deal found 14/7฿47,183

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 15 July 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

Mon 4/8

20:00-19:55

2 stops58h 55m

Boston Logan Intl

Sat 6/9

17:05-13:45

2 stops33h 40m

฿43,324

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Thu 7/8

17:40-15:40

2 stops33h 00m

Boston Logan Intl

Thu 21/8

17:50-16:40

2 stops35h 50m

฿43,519

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Tue 29/7

20:00-17:40

2 stops32h 40m

Boston Logan Intl

Sat 6/9

20:05-19:10

2 stops36h 05m

฿43,746

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Mon 28/7

23:15-09:34

2 stops45h 19m

Boston Logan Intl

Mon 1/9

13:35-21:55

2 stops45h 20m

฿43,876

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Thu 31/7

10:30-23:00

1 stop23h 30m

Boston Logan Intl

Mon 18/8

01:40-18:40

1 stop30h 00m

฿47,410

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Sun 31/8

18:25-15:00

3 stops55h 35m

฿19,781

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Sat 30/8

11:20-15:00

2 stops38h 40m

฿24,159

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Sat 30/8

23:15-23:58

2 stops35h 43m

฿24,256

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Mon 28/7

00:45-23:59

2 stops34h 14m

฿30,807

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Tue 29/7

10:30-23:00

1 stop23h 30m

฿33,531

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 12 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.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated 15 July 2025.
Check out reviews from past customers who have flown with EVA Air, China Airlines, andAsiana Airlines from Chiang Mai to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,214 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very Good
1,214 reviews
EVA Air
8.4
Very Good
1,214 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.2
Very Good
745 reviews
EVA Air
8.4
Very Good
1,214 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very Good
455 reviews
EVA Air
8.4
Very Good
1,214 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
เดลต้า
8.0
Very Good
7,957 reviews
EVA Air
8.4
Very Good
1,214 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Cathay Pacific
7.6
Good
933 reviews
EVA Air
8.4
Very Good
1,214 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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.

  • What are the cheapest airlines flying from Chiang Mai to Boston round-trip?

    Currently priced at ฿43,324, สวิส อินเตอร์เนชั่นแนล แอร์ไลน์ will fly you from Chiang Mai to Boston and back. In addition to สวิส อินเตอร์เนชั่นแนล แอร์ไลน์, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from ลุฟท์ฮันซ่า and เดลต้า - these airlines can fly you to your destination from ฿43,746 and ฿43,876, respectively.

  • What are the cheapest airlines to fly from Chiang Mai to Boston one-way?

    One-way options have recently been found by users for as low as ฿24,159 on China Airlines. Other airlines that offer cheap prices include เดลต้า from ฿24,256 and Asiana Airlines from ฿30,807 one-way.

  • 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

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Alternative routes for Chiang Mai to Boston

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

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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.

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