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$496+ Cheap flights from Boston (BOS) to Kuala Lumpur Intl (KUL)

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KUL
Jun 27 — Jul 41
Sat 6/27
Sat 7/4
1 adult, Economy
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Cheap flight deals from Boston to Kuala Lumpur Intl

Cheapest flights from Boston to Kuala Lumpur Intl
Explore the most affordable flight options available from Boston to Kuala Lumpur Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 28, 2026.

This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:00 am
BOS
-
KUL
2 stops27h 05m
United Airlines
Sun 9/207:15 am
KUL
-
BOS
2 stops52h 15m
United Airlines
Deal found 5/28$791
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:50 pm
BOS
-
KUL
2 stops41h 15m
United Airlines
Sun 9/137:15 am
KUL
-
BOS
2 stops26h 44m
United Airlines
Deal found 5/27$890
This Gotogate deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:25 pm
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Fri 9/189:55 pm
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 5/27$978
This FlightHub deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:25 pm
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Wed 9/309:50 am
KUL
-
BOS
1 stop40h 50m
Etihad Airways
Deal found 5/25$982
This KAYAK deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/81:45 am
BOS
-
KUL
1 stop35h 45m
Cathay Pacific
Thu 9/178:10 am
KUL
-
BOS
1 stop26h 55m
Cathay Pacific
Deal found 5/26$983
This BusinessClass deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:45 am
BOS
-
KUL
1 stop22h 20m
Cathay Pacific
Mon 9/142:45 am
KUL
-
BOS
1 stop32h 20m
Cathay Pacific
Deal found 5/26$986
This Kiwi.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/13:40 pm
BOS
-
KUL
1 stop27h 25m
Etihad Airways
Tue 11/179:35 am
KUL
-
BOS
1 stop41h 35m
Etihad Airways
Deal found 5/27$990
This Kiwi.com deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:25 pm
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Fri 9/189:55 pm
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 5/26$993
This KAYAK deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:13 pm
BOS
-
KUL
2 stops26h 47m
ANA
Thu 9/177:15 am
KUL
-
BOS
2 stops26h 44m
ANA
Deal found 5/26$994
This Korean Air deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/712:55 pm
BOS
-
KUL
1 stop44h 55m
Korean Air
Tue 9/1511:20 pm
KUL
-
BOS
2 stops31h 48m
Korean Air
Deal found 5/26$995
This FlightHub deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/13:40 pm
BOS
-
KUL
1 stop38h 55m
Etihad Airways
Mon 11/309:35 am
KUL
-
BOS
1 stop41h 35m
Etihad Airways
Deal found 5/27$999
This United Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:30 am
BOS
-
KUL
2 stops32h 30m
United Airlines
Wed 9/162:15 pm
KUL
-
BOS
2 stops41h 04m
United Airlines
Deal found 5/26$1,000

Find flight deals from Boston to Kuala Lumpur Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Kuala Lumpur Intl (KUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$890
(United Airlines)

One-way from

$496
(Trip.com)

Popular in

June

Cheapest in

September

Average price

$1,080
Provider with most accurate pricing for Boston Logan Intl-Kuala Lumpur Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Kuala Lumpur Intl flights.
Search Deals
From Boston Logan Intl to Kuala Lumpur Intl
Search Deals
One-way flight from Boston Logan Intl to Kuala Lumpur Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($122 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Kuala Lumpur Intl 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 2,558,603 searches. Data last updated May 28, 2026.
Use the filters below to find and compare flights from Boston to Kuala Lumpur Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Sat 9/5

6:00 pm-12:05 am

2 stops42h 05m

Kuala Lumpur Intl

Sun 9/13

7:15 am-9:59 pm

2 stops26h 44m

$890

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Thu 9/10

8:00 am-6:00 am

2 stops34h 00m

Kuala Lumpur Intl

Mon 9/14

7:15 am-1:14 am

2 stops29h 59m

$1,004

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Mon 11/2

3:40 pm-8:05 am

1 stop27h 25m

Kuala Lumpur Intl

Sat 11/28

9:35 am-2:10 pm

1 stop41h 35m

$1,048

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Wed 11/4

7:10 am-12:15 am

2 stops28h 05m

Kuala Lumpur Intl

Sun 11/15

2:15 pm-9:33 pm

2 stops44h 18m

$1,068
Quickest round-trip

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Mon 11/2

9:05 pm-8:15 am

1 stop22h 10m

Kuala Lumpur Intl

Fri 11/20

9:15 pm-2:20 pm

1 stop30h 05m

$1,105

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Mon 8/17

4:25 pm-8:25 am

1 stop28h 00m

Kuala Lumpur Intl

Sat 8/22

9:50 am-2:40 pm

1 stop40h 50m

$1,175

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Wed 7/29

6:05 am-12:05 am

2 stops30h 00m

Kuala Lumpur Intl

Wed 8/26

2:15 pm-9:59 pm

2 stops43h 44m

$1,179

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Sun 11/1

7:35 pm-6:45 am

2 stops46h 10m

Kuala Lumpur Intl

Sun 11/15

2:15 pm-6:49 pm

2 stops41h 34m

$1,183

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Wed 7/8

8:27 pm-12:05 am

2 stops39h 38m

Kuala Lumpur Intl

Wed 8/19

4:30 pm-8:14 am

2 stops27h 44m

$1,188

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Tue 11/3

7:10 am-12:15 am

2 stops28h 05m

Kuala Lumpur Intl

Thu 12/3

2:15 pm-7:18 am

2 stops30h 03m

$1,225

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/23

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Boston to Kuala Lumpur Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Kuala Lumpur Intl in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Kuala Lumpur Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Kuala Lumpur Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Kuala Lumpur Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Kuala Lumpur Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Kuala Lumpur Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Kuala Lumpur Intl

Have a flexible travel schedule? Discover the best time to fly to Kuala Lumpur Intl from Boston with our price prediction graph.
Estimated round-trip 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 Boston to Kuala Lumpur Intl Airport

How far ahead should I book a flight from Boston to Kuala Lumpur Intl Airport?

The price you pay for your flight from Boston to Kuala Lumpur Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 40 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Boston to Kuala Lumpur Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Boston to Kuala Lumpur Intl Airport (average of $873). Flying from Boston to Kuala Lumpur Intl Airport in June is currently the most expensive (average of $1,262). 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 much does it cost to fly round-trip from Boston to Kuala Lumpur Intl Airport?

Reviews of airlines servicing Kuala Lumpur Intl

Get insights into the airlines that provide service to Kuala Lumpur Intl. 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 Kuala Lumpur Intl. Reviews last updated May 28, 2026.
Get a feel of what it's like to fly with Cathay Pacific,Qatar Airways, andTurkish Airlines from Boston to Kuala Lumpur Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,346 reviews

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Entertainment

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Tejbir,Apr 2026

YVR - HKG

Flight was late 30 min so was not able to catch next flight. Instead of Delhi they send to Hyderabad and from their to Delhi. It took full 8hours more. Lot of trouble and confusion 😕
Cathay Pacific
7.6
Good
1,346 reviews
Cathay Pacific
7.6
Good
1,346 reviews

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Entertainment

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Tejbir,Apr 2026

YVR - HKG

Flight was late 30 min so was not able to catch next flight. Instead of Delhi they send to Hyderabad and from their to Delhi. It took full 8hours more. Lot of trouble and confusion 😕
Qatar Airways
7.4
Good
3,725 reviews
Cathay Pacific
7.6
Good
1,346 reviews

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Entertainment

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Tejbir,Apr 2026

YVR - HKG

Flight was late 30 min so was not able to catch next flight. Instead of Delhi they send to Hyderabad and from their to Delhi. It took full 8hours more. Lot of trouble and confusion 😕
Turkish Airlines
7.4
Good
4,396 reviews
Cathay Pacific
7.6
Good
1,346 reviews

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Entertainment

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Tejbir,Apr 2026

YVR - HKG

Flight was late 30 min so was not able to catch next flight. Instead of Delhi they send to Hyderabad and from their to Delhi. It took full 8hours more. Lot of trouble and confusion 😕
United Airlines
7.4
Good
9,751 reviews
Cathay Pacific
7.6
Good
1,346 reviews

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Entertainment

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Tejbir,Apr 2026

YVR - HKG

Flight was late 30 min so was not able to catch next flight. Instead of Delhi they send to Hyderabad and from their to Delhi. It took full 8hours more. Lot of trouble and confusion 😕
Etihad Airways
7.3
Good
1,445 reviews
Cathay Pacific
7.6
Good
1,346 reviews

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Entertainment

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Tejbir,Apr 2026

YVR - HKG

Flight was late 30 min so was not able to catch next flight. Instead of Delhi they send to Hyderabad and from their to Delhi. It took full 8hours more. Lot of trouble and confusion 😕

Related info for your journey

Find useful and relevant information for your journey from Boston to Kuala Lumpur Intl. 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 from for flights from Boston to Kuala Lumpur Intl?

    Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Kuala Lumpur Intl. You should not have trouble finding flights to Kuala Lumpur Intl from Logan Intl; the airport handles an average of 0 outbound flights to Kuala Lumpur Intl per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the Boston airport to Kuala Lumpur Intl. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

  • How long is the flight from Boston to Kuala Lumpur Intl Airport?

    For as low as $983, United Airlines can have you in Kuala Lumpur Intl Airport from Boston in 35h 45m. The distance between Boston and Kuala Lumpur Intl Airport is about 9281 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Boston to Kuala Lumpur Intl Airport round-trip?

    ANA, at $625, was found to be the cheapest airline from Boston to Kuala Lumpur Intl Airport.Alternate airlines to your destination round-trip include Cathay Pacific and United Airlines. ANA is 39% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Boston to Kuala Lumpur Intl Airport one-way?

    $379 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on Etihad Airways and JetBlue, with prices starting from $379 and $477, respectively.

  • Can I find deals for flights from Boston to Kuala Lumpur Intl that include hotel bookings?

    Yes. In addition to deals on Boston to Kuala Lumpur Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Kuala Lumpur Intl?

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

  • Can I find deals for business class flights from Boston to Kuala Lumpur Intl?

    Yes. Cheapflights offers flight deals from Boston to Kuala Lumpur Intl 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 Boston to Kuala Lumpur Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Boston to Kuala Lumpur Intl Airport (average of $873). Flying from Boston to Kuala Lumpur Intl Airport in June is currently the most expensive (average of $1,262). 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

Traveling to a place near Kuala Lumpur Intl Airport?

Book flights to Kuala Lumpur Intl Airport if you plan to visit one of these locations
Genting Highlands
Sepang
Port Dickson
Petaling Jaya
Shah Alam
Putrajaya

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.

Top 7 airlines flying from Boston to Kuala Lumpur Intl

Discover the top 7 airlines that operate flights from Boston to Kuala Lumpur Intl. 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 2,558,603 searches. Data last updated May 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$625Average$828FlexibilityNo cancel feeOn-time80%
Cathay PacificCheapest$723Average$1,033FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$772Average$968FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$784Average$1,223FlexibilityNo cancel feeOn-time77%
Etihad AirwaysCheapest$838Average$1,078FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$888Average$988FlexibilityNo cancel feeOn-time68%
Korean AirCheapest$1,007Average$1,569FlexibilityNo cancel feeOn-time81%

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