BOS - CNX

$520 Find Cheap Flights from Boston to Chiang Mai - Compare and Save

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Everything you should know

Cheapest round-trip
$989
Typical prices: $1,050-$1,389
Delta
Mon 10/29Sun 11/4
BOS - CNX • 2 stops
Cheapest one-way
$520
Typical prices: $682-$951
Korean Air
Sat 10/27
BOS - CNX • 1 stop
Nonstop 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
Insights
When to travel
February
Cheapest • 28% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Hong Kong Intl (HKG)
Cheapest • Avg $1,101 (round-trip)
Incheon Intl (ICN)
Shortest trip • 22h 07m (one-way)
Insights
Insights
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Booking Insights
Flight Deals

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

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

Recent round-trip flight deals from Boston to Chiang Mai

Thu, Oct 29 - Wed, Nov 4
Delta Logo
7:55 am - 10:45 pmBOS  Boston Logan Intl-CNX Chiang Mai
27h 50m2 stops Seattle/Tacoma Intl Incheon Intl
Delta Logo
12:20 am - 10:10 pmCNX  Chiang Mai-BOS Boston Logan Intl
33h 50m2 stops Incheon Intl Seattle/Tacoma Intl
$989Delta
Fri, Feb 19 - Sun, Mar 7
Korean Air Logo
11:10 am - 10:45 pmBOS  Boston Logan Intl-CNX Chiang Mai
23h 35m1 stop Incheon Intl
Korean Air Logo
12:20 am - 8:50 amCNX  Chiang Mai-BOS Boston Logan Intl
20h 30m1 stop Incheon Intl
$997Korean Air
Sun, Feb 21 - Sun, Mar 7
Korean Air Logo
11:10 am - 10:45 pmBOS  Boston Logan Intl-CNX Chiang Mai
23h 35m1 stop Incheon Intl
Korean Air Logo
12:20 am - 8:50 amCNX  Chiang Mai-BOS Boston Logan Intl
20h 30m1 stop Incheon Intl
$997Korean Air
Fri, Feb 19 - Wed, Mar 3
Korean Air Logo
11:10 am - 10:45 pmBOS  Boston Logan Intl-CNX Chiang Mai
23h 35m1 stop Incheon Intl
Korean Air Logo
12:20 am - 8:50 amCNX  Chiang Mai-BOS Boston Logan Intl
20h 30m1 stop Incheon Intl
$997Korean Air
Sun, Feb 28 - Sun, Mar 7
Multiple Airlines Logo
5:22 pm - 10:25 amBOS  Boston Logan Intl-CNX Chiang Mai
29h 03m2 stops Phoenix Sky Harbor Intl Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
9:10 am - 2:10 pmCNX  Chiang Mai-BOS Boston Logan Intl
41h 00m1 stop Abu Dhabi Zayed Intl
$1,005Multiple Airlines
Tue, Feb 23 - Thu, Mar 4
Delta Logo
6:40 pm - 10:45 pmBOS  Boston Logan Intl-CNX Chiang Mai
40h 05m2 stops Atlanta Hartsfield-Jackson Incheon Intl
Delta Logo
12:20 am - 11:49 pmCNX  Chiang Mai-BOS Boston Logan Intl
35h 29m2 stops Incheon Intl Salt Lake City
$1,008Delta
Sat, Feb 20 - Thu, Mar 4
Delta Logo
6:40 pm - 10:45 pmBOS  Boston Logan Intl-CNX Chiang Mai
40h 05m2 stops Atlanta Hartsfield-Jackson Incheon Intl
Delta Logo
12:20 am - 12:58 amCNX  Chiang Mai-BOS Boston Logan Intl
36h 38m2 stops Incheon Intl Atlanta Hartsfield-Jackson
$1,008Delta
Thu, Oct 29 - Wed, Nov 4
Multiple Airlines Logo
9:15 am - 10:45 pmBOS  Boston Logan Intl-CNX Chiang Mai
26h 30m2 stops Detroit Metropolitan Wayne County Incheon Intl
Multiple Airlines Logo
12:20 am - 8:50 amCNX  Chiang Mai-BOS Boston Logan Intl
20h 30m1 stop Incheon Intl
$1,028Multiple Airlines
Sun, Feb 21 - Sun, Mar 7
Cathay Pacific Logo
12:30 am - 9:50 amBOS  Boston Logan Intl-CNX Chiang Mai
21h 20m1 stop Hong Kong Intl
Cathay Pacific Logo
10:35 am - 10:00 pmCNX  Chiang Mai-BOS Boston Logan Intl
23h 25m1 stop Hong Kong Intl
$1,205Cathay Pacific
Sat, Feb 20 - Sat, Mar 6
Cathay Pacific Logo
12:30 am - 6:55 pmBOS  Boston Logan Intl-CNX Chiang Mai
30h 25m1 stop Hong Kong Intl
Cathay Pacific Logo
7:40 pm - 10:00 pmCNX  Chiang Mai-BOS Boston Logan Intl
38h 20m1 stop Hong Kong Intl
$1,222Cathay Pacific
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 from Boston to Chiang Mai with more confidence.

How much is a round-trip flight from Boston to Chiang Mai?

Round-trip flights from Boston to Chiang Mai start at $989. Prices are below average for this route right now, with typical round-trip fares ranging from $1,050 to $1,389. The lowest price found in the past 5 days was $989 on Delta.

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

Monday is the cheapest day of the week to fly from Boston to Chiang Mai, it is 29% cheaper than the average day. Sunday is the most expensive day with flight prices 22% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Boston to Chiang Mai flights

Low season

July

Cheapest flight

$520
Best time to beat the crowds but there is an average 65% increase in price.
Most popular time to fly with an average 34% increase in price.
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 round-trip price

Your Boston to Chiang Mai flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

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

    Four cabin classes are available on flights from Boston to Chiang Mai:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

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

    One-stop flights from Boston to Chiang Mai most commonly connect through:

    • Hong Kong Intl (HKG) - 60% of one-stop connections
    • Incheon Intl (ICN) - 37% of one-stop connections
    • Abu Dhabi Zayed Intl (AUH) - 3% of one-stop connections

    Hong Kong Intl (HKG) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 42% on the Boston to Chiang Mai route. Monday is the cheapest departure day at $858 round-trip on average, while Sunday is the most expensive at $1,464, a difference of $606. KAYAK's flexible dates feature shows options up to 3 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 Chiang Mai Night Bazaar, Tha Phae Gate and Mae Ping River. These are among the most viewed places in Chiang Mai on KAYAK.

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

    A nonstop flight from Boston to Chiang Mai takes 0h 00m, covering 8,159 miles.

  • 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 $584, which is 27% below the typical average for this route.

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

    Flying via Incheon Intl (ICN) gives the shortest average 1-stop total travel time at 22h 07m, compared with 23h 46m via Hong Kong Intl (HKG) and 33h 47m via Abu Dhabi Zayed Intl (AUH).

  • 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 car rental options are available at Chiang Mai Airport (CNX)?

    Chiang Mai Airport (CNX) hosts 5 major car rental companies, with daily rates starting from around $12 for economy cars. Top options include:
    • Drive Car Rental
    • Alamo
    • Sixt
    • Hertz
    • Yesaway

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

    Round-trip flights from Boston to Chiang Mai range from $1,050 to $1,389, with an average of $1,199 over the past 12 months. Anything below $1,050 counts as a good deal.

Your guide to booking Boston to Chiang Mai flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Sunday. On this route, Monday flights average $858 - about $606 less than Sunday (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 $858 round-trip in that month - typically $1,124 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.
    - Le Naview @Prasingh
    - Bodhi Serene, Chiang Mai
    - The Inside House

More options for your flight from Boston to Chiang Mai

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

Car rentals in Chiang Mai
Hotels in Chiang Mai
Vacations in Chiang Mai