Which airports can I use when flying from Boston to Chiang Mai?

Flights from Boston to Chiang Mai usually depart from Boston Logan Intl (BOS) and arrive at Chiang Mai (CNX).

Which cabin classes can I book on flights from Boston to Chiang Mai?

Only Economy class is available on flights from Boston to Chiang Mai.

Which airports do connecting flights from Boston to Chiang Mai pass through?

Connecting flights from Boston to Chiang Mai most commonly pass through: • Incheon Intl (ICN) – 51% of one-stop connections • Hong Kong Intl (HKG) – 49% of one-stop connections

Can I save money by using flexible dates for flights from Boston to Chiang Mai?

Yes. Flexible dates can save you up to 42% on flights from Boston to Chiang Mai. Monday is the cheapest departure day at ฿28,981 return on average, while Sunday is the most expensive at ฿49,450, a difference of ฿20,469. KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Chiang Mai?

Some of the most popular sights in Chiang Mai are Tha Phae Gate, Chang Puak Gate, and Chiang Mai Gate. These are among the most viewed places in Chiang Mai on KAYAK.

How long is a flight from Boston to Chiang Mai?

A direct flight from Boston to Chiang Mai takes 00m, covering 21,132 km.

Do I need a passport to fly from Boston to Chiang Mai?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

How are flight prices from Boston to Chiang Mai looking right now?

One-way fares from Boston to Chiang Mai are currently lower than usual. Average one-way flight prices are about ฿24,171, which is 8% below the typical average for this route.

How much time can I save by choosing a different stopover airport from Boston to Chiang Mai?

Flying via Incheon Intl (ICN) gives the shortest average 1-stop total travel time of 22h 05m, compared to 23h 23m via Hong Kong Intl (HKG).

What is the time difference between Boston and Chiang Mai?

Chiang Mai is 11 hours ahead of Boston (Indochina Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Which car hire options are available at Chiang Mai Airport (CNX)?

Chiang Mai Airport (CNX) hosts 5 major car rental companies, with daily rates starting from around ฿420 for economy cars. Top options include: • Drive Car Rental • Alamo • Sixt • Yesaway • ASAP Car Rentals

How much should I expect to pay for a Boston to Chiang Mai flight?

Return flights from Boston to Chiang Mai range from ฿35,922 to ฿47,841, with an average of ฿43,574 over the past 12 months. Anything below ฿35,922 counts as a good deal.

How much is a return flight from Boston to Chiang Mai?

Return flights from Boston to Chiang Mai typically range from ฿35,922 to ฿47,841. The lowest price found in the past 5 days was ฿33,338 on Korean Air.

What's the cheapest day of the week to fly from Boston to Chiang Mai?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Boston to Chiang Mai. It's 34% cheaper than the average day, while Sunday is the most expensive, with prices 13% higher.

Which airline is the cheapest to fly from Boston to Chiang Mai?

Korean Air (฿33,338) and เดลต้า (฿35,399) are the cheapest airlines to fly return from Boston to Chiang Mai according to KAYAK data over the last 5 days.

What is the most popular stopover airport when flying from Boston to Chiang Mai?

Incheon Intl (ICN) is the most popular stopover for the Boston to Chiang Mai route. 51% of KAYAK users who booked 1-stop return journeys over the past 3 months connected via ICN.

What is the cheapest stopover airport when flying from Boston to Chiang Mai?

Flights via Hong Kong Intl (HKG) offer the most affordable fares, with an average return price of ฿38,948. Based on KAYAK data over the past 3 months.

When flying from Boston to Chiang Mai, which airport offers the shortest stopover?

Incheon Intl (ICN) had the shortest average connection time for Boston to Chiang Mai stopovers at 11h 52m over the past 3 months.

฿19,050 CHEAP FLIGHTS from Boston to Chiang Mai (BOS - CNX)

Save 30% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest return flight

฿33,338

Typical prices: ฿35,922-฿47,841

Korean Air

Fri 26/1Thu 22/2

BOS - CNX • 1 stop

Cheapest one-way flight

฿19,050

Typical prices: ฿21,550-฿33,257

Multiple Airlines

Mon 8/1

BOS - CNX • 2 stops

Direct flights

Not available

There are currently no direct flights between Boston and Chiang Mai. You'll need to take a connecting flight to reach the destination.

Insights

When to travel

February

Cheapest • 40% price drop

December

Most popular

Good to know

Top stopover airports

Hong Kong Intl (HKG)

Cheapest • Avg ฿38,948 (return)

Incheon Intl (ICN)

Shortest trip • 22h 05m (one-way)

Insights

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you enjoy your trip to Chiang Mai!

Flight Deals

Cheap Flights from Boston to Chiang Mai (BOS-CNX)

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

Recent return flight deals from Boston to Chiang Mai

Mon 1 Feb - Thu 25 Feb

11:10 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

23h 35m1 stop Incheon Intl

00:20 - 08:50CNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

฿34,014Korean Air

3+ days ago

Mon 1 Feb - Thu 25 Feb

06:00 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

28h 45m2 stops New York John F Kennedy Intl Incheon Intl

00:20 - 08:50CNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

฿34,216Korean Air

3+ days ago

Mon 1 Feb - Thu 25 Feb

06:00 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

28h 45m2 stops New York John F Kennedy Intl Incheon Intl

00:20 - 18:27CNX Chiang Mai-BOS Boston Logan Intl

30h 07m2 stops Incheon Intl New York John F Kennedy Intl

฿34,588Korean Air

3+ days ago

Mon 15 Mar - Thu 18 Mar

12:10 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

23h 35m1 stop Incheon Intl

00:20 - 09:50CNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

฿34,689Korean Air

3+ days ago

Mon 15 Mar - Thu 18 Mar

09:55 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

49h 50m2 stops New York John F Kennedy Intl Incheon Intl

00:20 - 09:50CNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

฿34,892Korean Air

3+ days ago

Mon 15 Mar - Thu 18 Mar

09:55 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

25h 50m2 stops New York John F Kennedy Intl Incheon Intl

00:20 - 15:22CNX Chiang Mai-BOS Boston Logan Intl

26h 02m2 stops Incheon Intl New York John F Kennedy Intl

฿35,264Korean Air

3+ days ago

Thu 11 Feb - Wed 17 Mar

07:30 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

27h 15m2 stops Chicago O'Hare Intl Incheon Intl

00:20 - 17:48CNX Chiang Mai-BOS Boston Logan Intl

28h 28m2 stops Incheon Intl Atlanta Hartsfield-Jackson

฿35,399เดลต้า

3+ days ago

Thu 14 Jan - Wed 17 Feb

18:30 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

40h 15m2 stops Seattle/Tacoma Intl Incheon Intl

00:20 - 08:50CNX Chiang Mai-BOS Boston Logan Intl

20h 30m1 stop Incheon Intl

฿35,736เดลต้า

3+ days ago

Thu 14 Jan - Wed 17 Feb

18:30 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

40h 15m2 stops Seattle/Tacoma Intl Incheon Intl

00:20 - 22:25CNX Chiang Mai-BOS Boston Logan Intl

34h 05m2 stops Incheon Intl Chicago O'Hare Intl

฿36,074เดลต้า

3+ days ago

Sun 21 Feb - Fri 26 Feb

11:10 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

23h 35m1 stop Incheon Intl

00:20 - 19:21CNX Chiang Mai-BOS Boston Logan Intl

31h 01m2 stops Incheon Intl Atlanta Hartsfield-Jackson

฿36,615เดลต้า

2 days ago

Recent last minute flight deals from Boston to Chiang Mai

Thu 29 Oct - Thu 17 Dec

18:40 - 16:00BOS Boston Logan Intl-CNX Chiang Mai

34h 20m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

20:55 - 13:40CNX Chiang Mai-BOS Boston Logan Intl

28h 45m1 stop Abu Dhabi Zayed Intl

฿38,067Multiple Airlines

3+ days ago

Wed 28 Oct - Thu 17 Dec

01:30 - 09:50BOS Boston Logan Intl-CNX Chiang Mai

21h 20m1 stop Hong Kong Intl

10:35 - 22:00CNX Chiang Mai-BOS Boston Logan Intl

23h 25m1 stop Hong Kong Intl

฿40,398Cathay Pacific

3+ days ago

Thu 29 Oct - Thu 17 Dec

23:05 - 19:00BOS Boston Logan Intl-CNX Chiang Mai

32h 55m2 stops Dubai Intl Bangkok Suvarnabhumi

19:45 - 13:55CNX Chiang Mai-BOS Boston Logan Intl

30h 10m2 stops Bangkok Suvarnabhumi Dubai Intl

฿42,999Emirates

3+ days ago

Thu 29 Oct - Thu 17 Dec

16:40 - 14:30BOS Boston Logan Intl-CNX Chiang Mai

34h 50m3 stops Abu Dhabi Zayed Intl Bengaluru Intl Bangkok Don Mueang Intl

21:25 - 13:40CNX Chiang Mai-BOS Boston Logan Intl

28h 15m2 stops Phuket City Abu Dhabi Zayed Intl

฿57,894Multiple Airlines

3+ days ago

Thu 29 Oct - Thu 17 Dec

16:40 - 14:30BOS Boston Logan Intl-CNX Chiang Mai

34h 50m3 stops Abu Dhabi Zayed Intl Bengaluru Intl Bangkok Don Mueang Intl

16:00 - 13:40CNX Chiang Mai-BOS Boston Logan Intl

33h 40m3 stops Bangkok Don Mueang Intl Phuket City Abu Dhabi Zayed Intl

฿58,435Multiple Airlines

3+ days ago

Thu 29 Oct - Tue 17 Nov

12:10 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

23h 35m1 stop Incheon Intl

00:20 - 23:54CNX Chiang Mai-BOS Boston Logan Intl

35h 34m2 stops Incheon Intl Seattle/Tacoma Intl

฿148,215เดลต้า

3+ days ago

Thu 29 Oct - Tue 17 Nov

07:30 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

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

00:20 - 20:01CNX Chiang Mai-BOS Boston Logan Intl

31h 41m2 stops Incheon Intl Seattle/Tacoma Intl

฿148,350เดลต้า

3+ days ago

Thu 29 Oct - Sun 15 Nov

12:10 - 20:40BOS Boston Logan Intl-CNX Chiang Mai

45h 30m1 stop Incheon Intl

21:40 - 08:50CNX Chiang Mai-BOS Boston Logan Intl

23h 10m1 stop Incheon Intl

฿163,178Korean Air

3+ days ago

Thu 29 Oct - Sun 15 Nov

08:00 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

27h 45m2 stops Atlanta Hartsfield-Jackson Incheon Intl

21:40 - 08:50CNX Chiang Mai-BOS Boston Logan Intl

23h 10m1 stop Incheon Intl

฿163,347Multiple Airlines

3+ days ago

Thu 29 Oct - Tue 17 Nov

06:50 - 22:45BOS Boston Logan Intl-CNX Chiang Mai

28h 55m2 stops Atlanta Hartsfield-Jackson Incheon Intl

00:20 - 18:29CNX Chiang Mai-BOS Boston Logan Intl

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

฿163,550เดลต้า

3+ days ago

Booking Insights

Price, demand, and travel trends for Boston to Chiang Mai flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Stopovers

How much is a return flight from Boston to Chiang Mai? This analysis is based on the cheapest return price found on KAYAK in the last 12 months by searching for a flight from Boston to Chiang Mai departing in January.
What's the cheapest day of the week to fly from Boston to Chiang Mai?: Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Boston to Chiang Mai. It's 34% cheaper than the average day, while Sunday is the most expensive, with prices 13% higher.

Find deals

Low season	July
High season	December
Cheapest flight	฿19,050

Beat the crowds with an average 82% drop in travellers.

The most popular month to fly with an average 120% increase in travellers.

One-way flight from Boston to Chiang Mai

When to book flights from Boston to Chiang Mai

Are your dates flexible? Find out the best times to travel from Boston to Chiang Mai based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which cabin classes can I book on flights from Boston to Chiang Mai?
Only Economy class is available on flights from Boston to Chiang Mai.
How long is a flight from Boston to Chiang Mai?
A direct flight from Boston to Chiang Mai takes 00m, covering 21,132 km.
Do I need a passport to fly from Boston to Chiang Mai?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How much should I expect to pay for a Boston to Chiang Mai flight?
Return flights from Boston to Chiang Mai range from ฿35,922 to ฿47,841, with an average of ฿43,574 over the past 12 months. Anything below ฿35,922 counts as a good deal.
How are flight prices from Boston to Chiang Mai looking right now?
One-way fares from Boston to Chiang Mai are currently lower than usual. Average one-way flight prices are about ฿24,171, which is 8% below the typical average for this route.
Which car hire options are available at Chiang Mai Airport (CNX)?
Chiang Mai Airport (CNX) hosts 5 major car rental companies, with daily rates starting from around ฿420 for economy cars. Top options include:

• Drive Car Rental
• Alamo
• Sixt
• Yesaway
• ASAP Car Rentals
Which airports can I use when flying from Boston to Chiang Mai?
Flights from Boston to Chiang Mai usually depart from Boston Logan Intl (BOS) and arrive at Chiang Mai (CNX).
Which airports do connecting flights from Boston to Chiang Mai pass through?
Connecting flights from Boston to Chiang Mai most commonly pass through:

• Incheon Intl (ICN) – 51% of one-stop connections
• Hong Kong Intl (HKG) – 49% of one-stop connections
Can I save money by using flexible dates for flights from Boston to Chiang Mai?
Yes. Flexible dates can save you up to 42% on flights from Boston to Chiang Mai. Monday is the cheapest departure day at ฿28,981 return on average, while Sunday is the most expensive at ฿49,450, a difference of ฿20,469.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.
How much time can I save by choosing a different stopover airport from Boston to Chiang Mai?
Flying via Incheon Intl (ICN) gives the shortest average 1-stop total travel time of 22h 05m, compared to 23h 23m via Hong Kong Intl (HKG).
What is the time difference between Boston and Chiang Mai?
Chiang Mai is 11 hours ahead of Boston (Indochina Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in Chiang Mai?
Some of the most popular sights in Chiang Mai are Tha Phae Gate, Chang Puak Gate, and Chiang Mai Gate. These are among the most viewed places in Chiang Mai on KAYAK.

If your dates are flexible, aim for a Monday departure and avoid flying on Sunday. On this route, Monday flights average ฿28,981, which is about ฿20,469 less than Sunday fares (41% savings) based on the last 12 months.
If you can choose when to travel, plan your Boston to Chiang Mai trip for February. Fares historically average ฿25,941 return in that month – typically ฿41,006 less than the most expensive month, which is July (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Chiang Mai Airport.

• De Lanna Hotel
• Le Naview @Prasingh
• Bodhi Serene, Chiang Mai

More options for your flight from Boston to Chiang Mai

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Airports

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Complete your trip to Chiang Mai with a hotel stay or car hire

Car rentals in Chiang Mai

Hotels in Chiang Mai

BOS - CNX

฿19,050 Find Cheap Flights from Boston to Chiang Mai – Compare and Save

Everything you should know

Cheap Flights from Boston to Chiang Mai (BOS-CNX)

Recent return flight deals from Boston to Chiang Mai

Recent one-way flight deals from Boston to Chiang Mai

Recent last minute flight deals from Boston to Chiang Mai

Price, demand, and travel trends for Boston to Chiang Mai flights

How much is a return flight from Boston to Chiang Mai?

What's the cheapest day of the week to fly from Boston to Chiang Mai?

Which airline is the cheapest to fly from Boston to Chiang Mai?

What is the most popular stopover airport when flying from Boston to Chiang Mai?

What is the cheapest stopover airport when flying from Boston to Chiang Mai?

When flying from Boston to Chiang Mai, which airport offers the shortest stopover?

Key details for Boston to Chiang Mai flights

Low season

High season

Cheapest flight

When to book flights from Boston to Chiang Mai

Your Boston to Chiang Mai flight questions, answered

Your guide to booking Boston to Chiang Mai flights

More options for your flight from Boston to Chiang Mai

Complete your trip to Chiang Mai with a hotel stay or car hire

Information on your arrival and departure airports

Cabin class types available on flights from Boston to Chiang Mai

Flights from domestic origins to Chiang Mai

Flights to other popular destinations

Find deals for your return flight