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Chiang Mai

$560+ Cheap flights from Boston (BOS) to Chiang Mai (CNX)

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CNX
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Boston to Chiang Mai

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Chiang Mai (CNX). 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,151
(Mytrip)

One-way from

$560
(oojo)

Popular in

June

Cheapest in

October

Average price

$1,246
Provider with most accurate pricing for Boston Logan Intl-Chiang Mai flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Chiang Mai flights.
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From Boston Logan Intl to Chiang Mai
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One-way flight from Boston Logan Intl to Chiang Mai
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Highest demand for flights based on searches. 23% potential increase in price ($422 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($62 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Boston to Chiang Mai

Cheapest flights from Boston to Chiang Mai
Explore the most affordable flight options available from Boston to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1912:55 pmBOS - CNX
1 stop22h 00mKorean Air
Thu 10/3012:15 amCNX - BOS
1 stop20h 25mKorean Air
Deal found 4/28$1,064
This FlightHub deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2810:15 pmBOS - CNX
2 stops26h 05mMultiple Airlines
Mon 11/39:05 pmCNX - BOS
2 stops28h 50mMultiple Airlines
Deal found 4/28$1,072
This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/110:00 pmBOS - CNX
2 stops26h 15mQatar Airways
Sun 9/72:35 pmCNX - BOS
2 stops35h 30mQatar Airways
Deal found 4/28$1,093
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/285:00 pmBOS - CNX
2 stops43h 05mDelta
Sun 11/212:15 amCNX - BOS
2 stops35h 29mDelta
Deal found 4/28$1,197
This oojo deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/27:47 pmBOS - CNX
2 stops51h 38mEVA Air
Sun 5/1111:35 amCNX - BOS
2 stops39h 40mEVA Air
Deal found 4/29$1,334
This Gurufare deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/11:40 amBOS - CNX
1 stop30h 00mCathay Pacific
Sun 5/1110:30 amCNX - BOS
1 stop23h 30mCathay Pacific
Deal found 4/28$1,504
This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/77:30 amBOS - CNX
2 stops39h 50mChina Airlines
Sun 8/1011:20 amCNX - BOS
2 stops39h 41mChina Airlines
Deal found 4/28$1,726
This CheapOair deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/11:35 pmBOS - CNX
2 stops34h 40mJapan Airlines
Sun 6/1510:10 amCNX - BOS
3 stops42h 07mJapan Airlines
Deal found 4/28$2,437
This Booking.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/215:05 pmBOS - CNX
3 stops31h 10mEtihad Airways
Mon 6/3011:55 amCNX - BOS
2 stops38h 00mEtihad Airways
Deal found 4/28$4,235

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Boston to Chiang Mai that are best for you.

Fly from

Boston

Fly to

Chiang Mai

Route

Depart

Return

Price

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 6/12

1:40 am-9:45 pm

2 stops33h 05m

Chiang Mai

Thu 6/19

1:10 am-11:00 pm

2 stops32h 50m

$1,151

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Fri 5/2

7:47 pm-10:25 am

2 stops51h 38m

Chiang Mai

Sun 5/11

11:35 am-4:15 pm

2 stops39h 40m

$1,334

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sun 6/15

6:05 pm-9:55 pm

2 stops40h 50m

Chiang Mai

Sun 6/22

11:15 pm-12:15 am

2 stops36h 00m

$1,413

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Tue 6/10

10:00 pm-11:15 am

2 stops26h 15m

Chiang Mai

Tue 7/8

10:10 am-3:05 pm

2 stops39h 55m

$1,462

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sun 6/15

8:00 am-9:55 pm

2 stops26h 55m

Chiang Mai

Sun 6/22

11:15 pm-10:20 am

1 stop22h 05m

$1,528

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sat 5/31

1:40 am-6:40 pm

1 stop30h 00m

Chiang Mai

Sun 6/15

10:30 am-11:00 pm

1 stop23h 30m

$1,680

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Mon 7/7

7:30 am-10:20 am

2 stops39h 50m

Chiang Mai

Sun 8/10

11:20 am-4:01 pm

2 stops39h 41m

$1,726

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sun 6/1

1:35 pm-11:15 am

2 stops34h 40m

Chiang Mai

Sun 6/15

10:10 am-5:17 pm

3 stops42h 07m

$2,437

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sat 6/21

5:05 pm-11:15 am

3 stops31h 10m

Chiang Mai

Mon 6/30

11:55 am-2:55 pm

2 stops38h 00m

$4,235

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Mon 7/7

5:35 am-9:55 pm

2 stops29h 20m

$777

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 16 results
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Compare providers for flights from Boston to Chiang Mai

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Chiang Mai in April.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
GurufarePrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Chiang Mai flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Chiang Mai flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Boston-Chiang Mai flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Chiang Mai flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Chiang Mai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Boston with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Chiang Mai

What is the cheapest month to book a flight from Boston to Chiang Mai?

Currently, April is the cheapest month in which you can book a flight from Boston to Chiang Mai (average of $1,011). Flying from Boston to Chiang Mai in December is currently the most expensive (average of $1,678). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to CNX?

Find hourly flight availability from Boston to Chiang Mai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Chiang Mai in the evening. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the afternoon.

Rainfall in Chiang Mai by month

Plan your trip to Chiang Mai by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chiang Mai ranges from 0.0 - 9.8 inches per month. September is typically the wettest month, when rainfall can reach 9.8 in. January is typically the driest time to visit Chiang Mai when rainfall is around 0.0 in.

Temperature in Chiang Mai by month

Plan your trip to Chiang Mai by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chiang Mai, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Chiang Mai

Get insights into the airlines that provide service to Chiang Mai. 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 Chiang Mai. Reviews last updated April 29, 2025.
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,066 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Japan Airlines
8.3
Very good
1,459 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Airlines
8.3
Very good
732 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Delta
8.0
Very good
7,929 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from Boston to Chiang Mai. 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 Boston to Chiang Mai round-trip?

    Currently priced at $1,334, EVA Air will fly you from Boston to Chiang Mai and back. In addition to EVA Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Qatar Airways - these airlines can fly you to your destination from $1,413 and $1,462, respectively. These flights start at 5% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Korean Air. According to our data, you can fly for as low as $560. Users have also found prices from $592 and $800 on Delta and Cathay Pacific, respectively.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Boston to Chiang Mai?

    Currently, April is the cheapest month in which you can book a flight from Boston to Chiang Mai (average of $1,011). Flying from Boston to Chiang Mai in December is currently the most expensive (average of $1,678). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Boston to Chiang Mai

Discover the top 3 airlines that operate flights from Boston to Chiang Mai. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$1,032Average$1,200FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$1,090Average$2,023FlexibilityNo cancel feeOn-time72%
DeltaCheapest$1,149Average$1,628FlexibilityNo cancel feeOn-timeN/A

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