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Cheap flights from Thailand to Boston from ฿20,485

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — BOS
14 Aug — 21 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Thailand to Boston
Explore the most affordable flight options available from Thailand to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2026.

Sat 7/1116:20
BKK
-
BOS
1 stop40h 40m
ไห่หนานแอร์ไลน์
Sun 15/1122:55
BOS
-
BKK
1 stop27h 25m
ไห่หนานแอร์ไลน์
Deal found 14/7฿35,146
Mon 3/821:00
BKK
-
BOS
1 stop28h 10m
เอทิฮัดแอร์เวย์
Mon 17/816:40
BOS
-
BKK
1 stop20h 15m
เอทิฮัดแอร์เวย์
Deal found 14/7฿35,213
Wed 2/909:15
BKK
-
BOS
1 stop39h 55m
เอทิฮัดแอร์เวย์
Tue 8/916:40
BOS
-
BKK
1 stop38h 30m
เอทิฮัดแอร์เวย์
Deal found 10/7฿35,514
Tue 8/910:50
BKK
-
BOS
2 stops32h 36m
Multiple Airlines
Wed 18/1115:55
BOS
-
BKK
2 stops29h 55m
Multiple Airlines
Deal found 10/7฿35,581
Wed 2/921:00
BKK
-
BOS
1 stop28h 10m
เอทิฮัดแอร์เวย์
Wed 4/1115:40
BOS
-
BKK
1 stop26h 55m
เอทิฮัดแอร์เวย์
Deal found 12/7฿35,648
Tue 25/813:20
BKK
-
BOS
2 stops30h 21m
Multiple Airlines
Tue 1/918:50
BOS
-
BKK
2 stops27h 55m
Multiple Airlines
Deal found 11/7฿35,815
Fri 4/919:10
BKK
-
BOS
2 stops32h 55m
Multiple Airlines
Thu 17/920:05
BOS
-
BKK
2 stops34h 40m
Multiple Airlines
Deal found 13/7฿36,251
Fri 4/921:00
BKK
-
BOS
1 stop28h 10m
เอทิฮัดแอร์เวย์
Thu 17/916:40
BOS
-
BKK
1 stop27h 05m
เอทิฮัดแอร์เวย์
Deal found 13/7฿36,284
Sun 6/903:15
BKK
-
BOS
1 stop21h 55m
เอทิฮัดแอร์เวย์
Wed 18/1115:40
BOS
-
BKK
1 stop26h 55m
เอทิฮัดแอร์เวย์
Deal found 10/7฿36,318
Sat 7/1119:10
BKK
-
BOS
2 stops31h 10m
Multiple Airlines
Sun 15/1118:45
BOS
-
BKK
2 stops24h 00m
Multiple Airlines
Deal found 10/7฿36,451
Mon 7/907:35
HKT
-
BOS
2 stops47h 20m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Sun 20/917:10
BOS
-
HKT
2 stops33h 55m
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 13/7฿37,790
Mon 7/911:05
HKT
-
BOS
2 stops38h 05m
Multiple Airlines
Sun 20/916:40
BOS
-
HKT
1 stop32h 50m
Multiple Airlines
Deal found 13/7฿39,866

Find flight deals from Thailand to Boston

Keep the following information in mind while searching for Thailand to Boston flight deals. Data was last updated 15 July 2026.

Round-trip from

฿35,146

One-way from

฿20,485

Popular in

March

Cheapest in

February

Average price

฿44,351
ไห่หนานแอร์ไลน์
  • ไห่หนานแอร์ไลน์
  • 7/11-15/11
  • 2 total stops
  • 68h 05m total
  • Thailand to Boston
Search Deals
7/9
  • 7/9
  • 2 total stops
  • 32h 06m total
  • Thailand to Boston
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿15,374 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Thailand to Boston 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 17,341 searches. Data last updated 15 July 2026.
Use the filters below to find and compare flights from Thailand to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokBoston

BKK - BOS

BKKBOS

Bangkok Suvarnabhumi

Sun 6/9

17:30-14:41

2 stops32h 11m

Boston Logan Intl

Mon 21/9

18:09-09:45

2 stops28h 36m

฿36,853

Phuket CityBoston

HKT - BOS

HKTBOS

Phuket City

Mon 7/9

07:35-19:55

2 stops47h 20m

Boston Logan Intl

Sun 20/9

17:10-14:05

2 stops33h 55m

฿37,790

BangkokBoston

BKK - BOS

BKKBOS

Bangkok Suvarnabhumi

Thu 27/8

17:30-08:41

2 stops26h 11m

Boston Logan Intl

Thu 3/9

18:50-09:45

2 stops27h 55m

฿38,426

Phuket CityBoston

HKT - BOS

HKTBOS

Phuket City

Mon 7/9

11:05-14:10

2 stops38h 05m

Boston Logan Intl

Sun 20/9

16:40-12:30

1 stop32h 50m

฿39,866

BangkokBoston

BKK - BOS

BKKBOS

Bangkok Suvarnabhumi

Fri 21/8

13:20-08:30

2 stops30h 10m

Boston Logan Intl

Thu 3/9

17:20-09:45

2 stops29h 25m

฿40,401

Chiang MaiBoston

CNX - BOS

CNXBOS

Chiang Mai

Tue 1/9

11:20-14:41

2 stops38h 21m

Boston Logan Intl

Wed 30/9

17:30-10:20

2 stops29h 50m

฿40,870

BangkokBoston

BKK - BOS

BKKBOS

Bangkok Suvarnabhumi

Tue 25/8

09:35-14:07

2 stops39h 32m

Boston Logan Intl

Mon 7/9

15:30-09:35

3 stops31h 05m

฿42,041

BangkokBoston

BKK - BOS

BKKBOS

Bangkok Suvarnabhumi

Tue 1/9

07:00-21:59

2 stops25h 59m

Boston Logan Intl

Tue 29/9

15:13-09:35

3 stops31h 22m

฿42,242

BangkokBoston

BKK - BOS

BKKBOS

Bangkok Suvarnabhumi

Tue 1/9

07:00-23:59

3 stops27h 59m

Boston Logan Intl

Wed 23/9

17:01-09:35

3 stops29h 34m

฿42,242

BangkokBoston

BKK - BOS

BKKBOS

Bangkok Suvarnabhumi

Mon 7/9

15:45-07:53

2 stops27h 08m

Boston Logan Intl

Wed 18/11

07:30-00:20

2 stops28h 50m

฿42,476

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 58 resultsSorted by cheapest first
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6

Best time to book a flight from Thailand to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Thailand with our price prediction graph.
Estimated return 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 Thailand to Boston

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

Currently, May is the cheapest month in which you can book a flight from Thailand to Boston (average of ฿16,134). Flying from Thailand to Boston in January is currently the most expensive (average of ฿41,807). 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.

How far ahead should I book a flight from Thailand to Boston?

The best time to book flights from Thailand to Boston is 62 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated 15 July 2026.
Read reviews from past customers who have flown with Korean Air,Japan Airlines, andCathay Pacific from Thailand to Boston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,222 reviews
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Japan Airlines
8.3
Very Good
1,875 reviews
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Cathay Pacific
7.6
Good
1,410 reviews
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
เอทิฮัดแอร์เวย์
7.3
Good
1,479 reviews
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Thailand to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from Thailand?

    Located just 4.2 km from the city centre, Boston Logan Intl (BOS) is the airport most travelers will use when flying to Boston from Thailand.

  • How long is the flight from Thailand to Boston?

    Airlines like สวิส อินเตอร์เนชั่นแนล แอร์ไลน์, United Airlines, and EVA Air fly from Thailand to Boston in about 31h 04m. The time it takes to get you to your destination can typically vary by up to 16h 16m. Thailand and Boston are separated by a distance of 13131 km. This flight may include one or multiple stops.

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

    For one-way options, check prices for เอทิฮัดแอร์เวย์. According to our data, you can fly for as low as ฿19,514. Users have also found prices from ฿19,757 and ฿24,040 on Korean Air and Japan Airlines, respectively.

  • What are the most popular routes from Thailand to Boston?

    The most popular flight routes from Thailand to Boston are Bangkok Suvarnabhumi - Boston Logan Intl, Bangkok Don Mueang Intl - Boston Logan Intl and Chiang Mai - Boston Logan Intl.

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

    Yes. In addition to deals on Thailand to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Thailand to Boston?

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

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

    Yes. Cheapflights offers flight deals from Thailand to Boston 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 Thailand to Boston?

    Currently, May is the cheapest month in which you can book a flight from Thailand to Boston (average of ฿16,134). Flying from Thailand to Boston in January is currently the most expensive (average of ฿41,807). 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.

Alternative routes for Thailand to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Chiang Mai to Boston flights
Phuket City to Boston flights

Top 4 airlines flying from Thailand to Boston

Discover the top 4 airlines that operate flights from Thailand to Boston. 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 17,341 searches. Data last updated 15 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿37,171Average฿40,661FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
เอทิฮัดแอร์เวย์Cheapest฿37,184Average฿42,524FlexibilityNo cancel feeOn-time75%
Search เอทิฮัดแอร์เวย์ flights
Cathay PacificCheapest฿38,781Average฿45,578FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Japan AirlinesCheapest฿41,376Average฿45,764FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Thailand to Boston?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Thailand to Boston. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Boston?

Cheapflights helps you find that perfect flight to Boston from Thailand by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Thailand to Boston with no change fees?

Yes! Cheapflights helps users easily find flights from Thailand to Boston with no change fees.

Can Cheapflights notify me if prices for flights from Thailand to Boston become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Boston from Thailand today and book when prices fit your budget.

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