Cheap flights from Boston to Thailand from $388

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Thailand departing on 3/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Boston to Thailand

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
4:25 pm - 12:15 pm
BOS
-
HKT
32h 50m
1 stop
Etihad Airways Logo
9:20 pm - 2:40 pm
HKT
-
BOS
28h 20m
1 stop
$796Etihad Airways
Tue, May 5 - Tue, May 19
Etihad Airways Logo
4:25 pm - 6:30 am
BOS
-
BKK
27h 05m
1 stop
Etihad Airways Logo
3:05 pm - 2:40 pm
BKK
-
BOS
34h 35m
1 stop
$818Etihad Airways
Thu, Apr 2 - Mon, Apr 20
Multiple Airlines Logo
4:25 pm - 2:35 pm
BOS
-
CNX
35h 10m
2 stops
Multiple Airlines Logo
7:05 pm - 2:40 pm
CNX
-
BOS
30h 35m
2 stops
$901Multiple Airlines
Thu, Apr 16 - Thu, Apr 23
Multiple Airlines Logo
4:25 pm - 4:45 pm
BOS
-
CNX
37h 20m
2 stops
Multiple Airlines Logo
1:55 pm - 2:40 pm
CNX
-
BOS
59h 45m
2 stops
$904Multiple Airlines
Tue, Apr 14 - Wed, May 27
Malaysia Airlines Logo
10:00 pm - 12:00 pm
BOS
-
KBV
51h 00m
2 stops
Malaysia Airlines Logo
1:00 pm - 3:05 pm
KBV
-
BOS
37h 05m
2 stops
$1,181Malaysia Airlines
Thu, Apr 9 - Sat, Apr 18
Malaysia Airlines Logo
10:00 pm - 12:00 pm
BOS
-
KBV
51h 00m
2 stops
Malaysia Airlines Logo
1:00 pm - 3:05 pm
KBV
-
BOS
37h 05m
2 stops
$1,183Malaysia Airlines
Thu, Apr 9 - Sat, Apr 18
Emirates Logo
11:05 pm - 8:20 pm
BOS
-
KBV
34h 15m
1 stop
Emirates Logo
9:25 am - 2:10 pm
KBV
-
BOS
39h 45m
2 stops
$1,273Emirates
Thu, Sep 17 - Mon, Sep 21
Emirates Logo
11:05 pm - 8:45 am
BOS
-
KBV
46h 40m
2 stops
Emirates Logo
10:45 pm - 2:10 pm
KBV
-
BOS
26h 25m
1 stop
$1,281Emirates
Sat, May 2 - Sat, May 9
Turkish Airlines Logo
9:50 pm - 8:10 am
BOS
-
UTH
47h 20m
2 stops
Turkish Airlines Logo
1:55 pm - 7:55 pm
UTH
-
BOS
65h 00m
2 stops
$1,412Turkish Airlines
Thu, Sep 17 - Mon, Sep 21
Turkish Airlines Logo
9:50 pm - 8:10 am
BOS
-
UTH
23h 20m
2 stops
Turkish Airlines Logo
9:25 pm - 7:55 pm
UTH
-
BOS
57h 30m
2 stops
$1,697Turkish Airlines
Thu, Sep 17 - Mon, Sep 21

Etihad Airways flights from Boston to Thailand

Our best Etihad Airways deals on Boston to Thailand flight tickets
Etihad Airways
Mar 31
BOS9:15 pmBoston Logan Intl
34h 15m
1 stop
HKT6:30 pmPhuket City
May 4
HKT3:20 amPhuket City
22h 20m
1 stop
BOS2:40 pmBoston Logan Intl
$757
Etihad Airways
Mar 31
BOS4:40 pmBoston Logan Intl
38h 40m
1 stop
HKT6:20 pmPhuket City
May 5
HKT3:20 pmPhuket City
34h 20m
1 stop
BOS2:40 pmBoston Logan Intl
$758
Etihad Airways
May 5
BOS4:25 pmBoston Logan Intl
32h 50m
1 stop
HKT12:15 pmPhuket City
May 19
HKT9:20 pmPhuket City
28h 20m
1 stop
BOS2:40 pmBoston Logan Intl
$796

Hainan Airlines flights from Boston to Thailand

Our best Hainan Airlines deals on Boston to Thailand flight tickets
Hainan Airlines
Sep 11
BOS6:40 pmBoston Logan Intl
30h 40m
2 stops
BKK12:20 pmBangkok Suvarnabhumi
Oct 13
BKK12:40 amBangkok Suvarnabhumi
27h 00m
1 stop
BOS4:40 pmBoston Logan Intl
$851
Hainan Airlines
Apr 10
BOS6:40 pmBoston Logan Intl
41h 20m
2 stops
BKK11:00 pmBangkok Suvarnabhumi
May 30
BKK1:50 pmBangkok Suvarnabhumi
37h 50m
1 stop
BOS4:40 pmBoston Logan Intl
$865
Hainan Airlines
Sep 16
BOS6:40 pmBoston Logan Intl
30h 40m
2 stops
BKK12:20 pmBangkok Suvarnabhumi
Oct 8
BKK1:50 pmBangkok Suvarnabhumi
37h 50m
1 stop
BOS4:40 pmBoston Logan Intl
$873

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Thailand 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, momondo users made 832,500 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Boston to Thailand that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonPhuket City

BOS - HKT

BOSHKT

Boston Logan Intl

Tue 5/5

4:25 pm-12:15 pm

1 stop32h 50m

Phuket City

Tue 5/19

9:20 pm-2:40 pm

1 stop28h 20m

$796

BostonBangkok

BOS - BKK

BOSBKK

Boston Logan Intl

Thu 4/2

4:25 pm-6:30 am

1 stop27h 05m

Bangkok Suvarnabhumi

Mon 4/20

3:05 pm-2:40 pm

1 stop34h 35m

$818

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Thu 4/16

4:25 pm-2:35 pm

2 stops35h 10m

Chiang Mai

Thu 4/23

7:05 pm-2:40 pm

2 stops30h 35m

$901

BostonChiang Mai

BOS - CNX

BOSCNX

Boston Logan Intl

Tue 4/14

4:25 pm-4:45 pm

2 stops37h 20m

Chiang Mai

Wed 5/27

1:55 pm-2:40 pm

2 stops59h 45m

$904

BostonKrabi

BOS - KBV

BOSKBV

Boston Logan Intl

Thu 4/9

10:00 pm-12:00 pm

2 stops51h 00m

Krabi

Sat 4/18

1:00 pm-3:05 pm

2 stops37h 05m

$1,181

BostonKrabi

BOS - KBV

BOSKBV

Boston Logan Intl

Thu 4/9

10:00 pm-12:00 pm

2 stops51h 00m

Krabi

Sat 4/18

1:00 pm-3:05 pm

2 stops37h 05m

$1,183

BostonKrabi

BOS - KBV

BOSKBV

Boston Logan Intl

Thu 9/17

11:05 pm-8:20 pm

1 stop34h 15m

Krabi

Mon 9/21

9:25 am-2:10 pm

2 stops39h 45m

$1,273

BostonKrabi

BOS - KBV

BOSKBV

Boston Logan Intl

Sat 5/2

11:05 pm-8:45 am

2 stops46h 40m

Krabi

Sat 5/9

10:45 pm-2:10 pm

1 stop26h 25m

$1,281

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Thu 9/17

9:50 pm-8:10 am

2 stops47h 20m

Udon Thani

Mon 9/21

1:55 pm-7:55 pm

2 stops65h 00m

$1,412

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Thu 9/17

9:50 pm-8:10 am

2 stops23h 20m

Udon Thani

Mon 9/21

9:25 pm-7:55 pm

2 stops57h 30m

$1,697

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Thailand from

How to get the cheapest flight ticket from Boston to Thailand

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Thailand?

The month of March is, on average, the cheapest month to fly to Thailand from Boston, with most prices found around $876. If you are unable to visit Thailand during the month of March, then departing from Boston during the month September is also very affordable. Most momondo users find prices during this month for around $907.

How far in advance should I book a flight to Thailand?

You are more likely to see cheaper flights to Thailand from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around $1,060 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thailand from Boston for as low as $954 on momondo.

Can stopping save me money on Boston to Thailand flights?

You could potentially save up to 1% on your flight if you consider stops on a Boston to Thailand flight.

Cheap Boston to Thailand flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Thailand

Fastest flight time

20h 15m

Direct flights

None
The fastest flight from Boston to Thailand takes 20h 15m
There are no direct flights from Boston to Thailand. There are no popular flight routes from Boston to Thailand.
  • When did momondo last update prices for flights from Boston Logan Intl Airport to Thailand?

    Prices for flights from Boston Logan Intl Airport to Thailand were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Thailand?

  • How old do you have to be to fly from Boston Logan Intl Airport to Thailand?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Thailand.

  • What documentation or ID do you need to fly to Thailand?

    The necessary travel and health documents for your Thailand trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Boston to Thailand

Compare and see reviews for airlines that fly from Boston to Thailand with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $648Free CancellationRating
7.9
8,319 reviews
Search Delta flights
Cathay PacificPriceFrom $723Free CancellationRating
7.6
1,222 reviews
Search Cathay Pacific flights
Hainan AirlinesPriceFrom $731Free CancellationRating
8.3
63 reviews
Search Hainan Airlines flights
Korean AirPriceFrom $734Free CancellationRating
8.4
1,202 reviews
Search Korean Air flights
Air CanadaPriceFrom $743Free CancellationRating
7.1
10,835 reviews
Search Air Canada flights
Etihad AirwaysPriceFrom $761Free CancellationRating
7.3
1,429 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom $767Free CancellationRating
7.3
4,273 reviews
Search Turkish Airlines flights
ANAPriceFrom $770Free CancellationRating
8.4
1,140 reviews
Search ANA flights
United AirlinesPriceFrom $783Free CancellationRating
7.4
9,462 reviews
Search United Airlines flights
Qatar AirwaysPriceFrom $795Free CancellationRating
7.4
3,732 reviews
Search Qatar Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Thailand?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Thailand for you.

Can I find flights from Boston to Thailand with flexible booking policies on momondo?

All flight searches from Boston to Thailand on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Thailand?

momondo helps you find the best flight between Boston and Thailand by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Thailand right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Thailand, momondo offers a useful price alert feature which will track prices for flights to Thailand from Boston and alert you when they change.

An easier way to manage your Thailand trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 4/21
Tue 4/28

Find better results for your trip to Thailand

Popular cities in Thailand

Popular flights according to clicks in the last 7 days on momondo