Chiang Mai

$493+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CNX
Apr 20 — Apr 271
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Chiang Mai with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,074
(Trip.com)

One-way from

$493
(Trip.com)

Popular in

June

Cheapest in

October

Average price

$1,197
Provider with most accurate pricing for Boston Logan Intl-Chiang Mai flight deals.
Provider most trusted by Cheapflights users for Boston Logan Intl-Chiang Mai flights.
From Boston Logan Intl to Chiang Mai
One-way flight from Boston Logan Intl to Chiang Mai
Highest demand for flights based on searches. 23% potential increase in price ($427 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($62 potential savings vs. average RT price).
Average for round-trip flights in April 2025

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 15, 2025.

This oojo deal was found by Cheapflights users on 4/14. 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.
Wed 10/2212:55 pmBOS - CNX
1 stop22h 00mKorean Air
Tue 10/2812:15 amCNX - BOS
1 stop20h 25mKorean Air
Deal found 4/14$963
This Korean Air deal was found by Cheapflights users on 4/14. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/229:10 amBOS - CNX
2 stops25h 45mMultiple Airlines
Tue 10/2812:15 amCNX - BOS
2 stops26h 33mMultiple Airlines
Deal found 4/14$1,046
This FlightHub deal was found by Cheapflights users on 4/14. 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.
Wed 10/2210:00 pmBOS - CNX
2 stops48h 20mQatar Airways
Wed 10/2912:10 pmCNX - BOS
2 stops37h 45mQatar Airways
Deal found 4/14$1,091
This StudentUniverse deal was found by Cheapflights users on 4/15. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/201:40 amBOS - CNX
1 stop30h 00mCathay Pacific
Tue 10/2810:35 amCNX - BOS
1 stop23h 25mCathay Pacific
Deal found 4/15$1,102
This Delta deal was found by Cheapflights users on 4/14. 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.
Sun 10/199:10 amBOS - CNX
2 stops25h 45mDelta
Thu 10/3012:15 amCNX - BOS
2 stops34h 40mDelta
Deal found 4/14$1,152
This oojo deal was found by Cheapflights users on 4/14. 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 5/57:47 pmBOS - CNX
2 stops51h 38mEVA Air
Mon 5/1211:35 amCNX - BOS
2 stops31h 20mEVA Air
Deal found 4/14$1,209
This oojo deal was found by Cheapflights users on 4/15. 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.
Tue 5/1311:05 pmBOS - CNX
2 stops25h 10mEmirates
Mon 7/148:00 pmCNX - BOS
2 stops29h 10mEmirates
Deal found 4/15$1,365
This KAYAK deal was found by Cheapflights users on 4/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/194:10 pmBOS - CNX
1 stop25h 45mEtihad Airways
Wed 11/267:45 pmCNX - BOS
2 stops30h 55mEtihad Airways
Deal found 4/13$1,389
This Turkish Airlines deal was found by Cheapflights users on 4/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/169:35 pmBOS - CNX
2 stops30h 15mTurkish Airlines
Mon 7/219:10 pmCNX - BOS
2 stops33h 30mTurkish Airlines
Deal found 4/14$1,564

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 15, 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

Fri 5/16

9:35 pm-9:50 pm

2 stops37h 15m

Chiang Mai

Mon 7/14

10:20 pm-7:40 pm

2 stops56h 20m

$1,074

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Tue 5/6

10:00 pm-11:15 am

2 stops50h 15m

Chiang Mai

Sat 5/17

8:00 pm-3:05 pm

2 stops54h 05m

$1,110

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Tue 5/6

12:55 pm-9:55 pm

1 stop22h 00m

Chiang Mai

Tue 5/20

11:15 pm-10:20 am

1 stop22h 05m

$1,180

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Mon 5/5

7:47 pm-10:25 am

2 stops51h 38m

Chiang Mai

Mon 5/12

11:35 am-7:55 am

2 stops31h 20m

$1,209

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Sun 5/4

1:40 am-9:45 am

1 stop21h 05m

Chiang Mai

Sun 5/18

10:30 am-11:00 pm

1 stop23h 30m

$1,212

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Fri 4/18

7:25 am-9:55 pm

2 stops27h 30m

Chiang Mai

Fri 5/2

11:15 pm-5:53 am

2 stops41h 38m

$1,322

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Tue 5/13

11:05 pm-11:15 am

2 stops25h 10m

Chiang Mai

Mon 7/14

8:00 pm-2:10 pm

2 stops29h 10m

$1,365

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Mon 5/19

4:30 pm-9:20 am

2 stops29h 50m

Chiang Mai

Fri 7/11

8:00 pm-2:55 pm

2 stops53h 55m

$1,426

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Mon 6/16

9:35 pm-2:50 pm

2 stops30h 15m

Chiang Mai

Mon 7/21

9:10 pm-7:40 pm

2 stops33h 30m

$1,564

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 5/15

6:00 am-11:40 pm

2 stops30h 40m

Chiang Mai

Sat 7/12

12:45 am-7:33 am

2 stops41h 48m

$1,677

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 15 results
1
2

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 Accuracy3 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 $1,016). 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 15, 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 15, 2025.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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 $1,110, Qatar Airways will fly you from Boston to Chiang Mai and back. In addition to Qatar Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Korean Air and EVA Air - these airlines can fly you to your destination from $1,180 and $1,209, respectively. These flights start at 21% 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 Delta. According to our data, you can fly for as low as $604. Users have also found prices from $811 and $892 on China Airlines 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 $1,016). 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

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.

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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$1,032Average$1,201FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$1,139Average$2,023FlexibilityNo cancel feeOn-time72%
DeltaCheapest$1,150Average$1,639FlexibilityNo cancel feeOn-timeN/A

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.