Cheap Flights from Boston Logan International (BOS) to Chiang Mai (CNX)

Compare Boston Logan International to Chiang Mai flight deals

Find the cheapest month or even day of the year to fly to Chiang Mai

Book the best Chiang Mai fare with no extra fees

Flight deals from Boston Logan International to Chiang Mai

Looking for a cheap last-minute deal or the best round-trip flight from Boston Logan International to Chiang Mai? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Boston Logan International to Chiang Mai

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Boston Logan International to Chiang Mai flights are currently cheapest in September.

Boston Logan International to Chiang Mai: Alternative routes

Compare routes from Boston Logan International to Chiang Mai below. You may find an airport to fly into that's cheaper, faster, or easier than Chiang Mai.

Boston to Chiang Mai: Flight information

The things to know before you go.
Cheapest flight found$519
Cheapest month to flySeptember

Finding cheap flights from Boston Logan International to Chiang Mai: Frequently asked questions

The best price we found for a round-trip flight from Boston Logan International to Chiang Mai is $1,026. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Boston Logan International to Chiang Mai. But we found flights with one or more stops from $1,026.
There are no flights flying from Boston Logan International to Chiang Mai, as of June 2025.
The cheapest month to fly from Boston Logan International to Chiang Mai is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boston Logan International Airport to Chiang Mai Airport on Wednesday, October 1, 2025.
No airlines currently offer direct flights between Boston Logan International Airport and Chiang Mai Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chiang Mai but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Chiang Mai is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Qatar Airways offers the cheapest flight tickets to Chiang Mai.

Traveling from Logan International Airport (BOS) to Chiang Mai International Airport (CNX): what you need to know

  • Chiang Mai is 11 hours ahead of Boston and is in the UTC+7 timezone.

  • Your BOS to CNX flight won't wait if you're late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • You can expect longer queues in popular months like August. Arriving up to four hours ahead of international flights and two hours for domestic departures is a wise move.

  • Opt for a stopover if you want to break up your flight. Just deselect 'Direct flights only' to look at your options for tickets from Logan International Airport to Chiang Mai International Airport. Incheon International Airport is a popular stopover on the BOS to CNX route.

How to find the cheapest flights from Logan International Airport (BOS) to Chiang Mai International Airport (CNX)

  • The lowest price we've seen for a one-way Logan International Airport to Chiang Mai International Airport flight is $519. A round-trip ticket right now is $1,026. Depending on the availability when you book, these fares could change.

  • To pick up cheap tickets from BOS to CNX, book early. Airlines usually offer their most competitively priced fares when flights are first released.

  • The 'Whole month' search tool shows you the cheapest flights from Logan International Airport to Chiang Mai International Airport across every month. It's an easy way to find a bargain if your trip dates are flexible.

  • Spend less time searching for cheap flights from BOS to CNX by setting up a Price Alert. You'll get an email or push notification on the app when a new low fare is offered.

  • Discover the perfect flight for you by using the filters. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Logan International Airport to Chiang Mai International Airport, use the 'Sort by' function. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about Logan International Airport (BOS)

  • BOS is located at One Harborside Drive.

  • Of all flights departing from Logan International Airport, 73.94% touch down on time at their destination.

  • Logan International Airport is about 3 miles from central Boston. If you're driving, catching a cab or ride-sharing from the center, it'll take 10 minutes or so to get there, depending on the traffic.

  • The trip when using public transport will take about 25 minutes.

  • Taking an early flight from Logan International Airport to Chiang Mai International Airport? Avoid rushing to the terminal (and get some extra shut-eye) by picking one of these stays near BOS:

Arriving at Chiang Mai International Airport (CNX)

Getting from Chiang Mai International Airport (CNX) to central Chiang Mai

  • From Chiang Mai International Airport, Chiang Mai is approximately 3 miles away. It takes around 10 minutes to get to the center driving.

  • When traveling on public transport, expect a journey time of about 25 minutes.

When to fly to Chiang Mai International Airport (CNX)

  • It's time to work out your travel dates for your flight from Logan International Airport to Chiang Mai International Airport. August is the most popular month to head to Chiang Mai. If you like a quieter vibe, go in February.

  • When booking your flight from Logan International Airport to Chiang Mai International Airport, consider the kind of weather you like. April is the warmest month in Chiang Mai, with the temperature ranging from 72ºF to 108ºF.

  • If you want to travel in cooler conditions, look for a cheap ticket from BOS to CNX in January. Temperatures average between 54ºF and 88ºF then.

Explore more of Thailand

  • Chiang Mai has its own special appeal, but there are so many other parts of Thailand you'll want to see. About 270 miles east of Chiang Mai, a visit to Udon Thani will keep you on the move. Don't miss top attractions like Nong Prajak Public Park, Krom Luang Prachaksinlapakhom Monument and Chinesisches Tor.

  • If you're looking to explore another major destination in Thailand, head for Lampang, roughly 50 miles south-east of Chiang Mai. Baan Sao Nak, Ratsadapisek Bridge and Horse-Drawn Carriage are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.

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