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Kuala Lumpur Intl

$455+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KUL
abr. 30 — may. 71
mié. 4/30
mié. 5/7
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Boston Logan Intl to Kuala Lumpur Intl are usually found in February or March, booked 58 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap 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 abril 25, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$895
(United Airlines)

One-way from

$455
(oojo)

Popular in

December

Cheapest in

February

Average price

$1,113
Provider with most accurate pricing for Boston Logan Intl-Kuala Lumpur Intl flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Kuala Lumpur Intl flights.
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From Boston Logan Intl to Kuala Lumpur Intl
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One-way flight from Boston Logan Intl to Kuala Lumpur Intl
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Highest demand for flights based on searches. 5% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 abril 25, 2025.

This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/84:15 pmBOS - KUL
2 stops33h 35mUnited Airlines
mar. 9/168:40 pmKUL - BOS
2 stops35h 28mUnited Airlines
Deal found 4/25$895
This FlightHub deal was found by Cheapflights users on 4/25. 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.
mar. 9/99:35 pmBOS - KUL
1 stop31h 30mTurkish Airlines
mar. 9/1611:45 pmKUL - BOS
1 stop31h 55mTurkish Airlines
Deal found 4/25$919
This FlightHub deal was found by Cheapflights users on 4/24. 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.
mié. 10/110:00 pmBOS - KUL
1 stop29h 10mQatar Airways
mar. 10/142:55 amKUL - BOS
1 stop24h 10mQatar Airways
Deal found 4/24$933
This KAYAK deal was found by Cheapflights users on 4/24. 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.
mié. 10/19:30 amBOS - KUL
2 stops32h 30mANA
lun. 10/132:15 pmKUL - BOS
2 stops40h 40mANA
Deal found 4/24$934
This oojo deal was found by Cheapflights users on 4/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/91:40 amBOS - KUL
1 stop22h 25mCathay Pacific
lun. 9/151:10 pmKUL - BOS
1 stop21h 50mCathay Pacific
Deal found 4/25$936
This FlightHub deal was found by Cheapflights users on 4/25. 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.
mar. 4/291:20 pmBOS - KUL
1 stop27h 35mMultiple Airlines
jue. 5/110:50 pmKUL - BOS
1 stop31h 20mMultiple Airlines
Deal found 4/25$943
This Korean Air deal was found by Cheapflights users on 4/25. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/812:55 pmBOS - KUL
1 stop44h 55mKorean Air
lun. 9/1511:10 pmKUL - BOS
1 stop23h 00mKorean Air
Deal found 4/25$944
This oojo deal was found by Cheapflights users on 4/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/184:30 pmBOS - KUL
1 stop39h 20mEtihad Airways
sáb. 6/79:35 amKUL - BOS
1 stop41h 20mEtihad Airways
Deal found 4/24$991
This oojo deal was found by Cheapflights users on 4/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/241:20 pmBOS - KUL
1 stop40h 35mJapan Airlines
dom. 9/2810:50 pmKUL - BOS
2 stops42h 25mJapan Airlines
Deal found 4/25$1,003

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 abril 25, 2025.
Use the filters below to find and compare flights from Boston to Kuala Lumpur Intl Airport that are best for you.

Fly from

Boston

Fly to

Kuala Lumpur Intl

Route

Depart

Return

Price

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

lun. 9/8

4:15 pm-1:50 pm

2 stops33h 35m

Kuala Lumpur Intl

mar. 9/16

8:40 pm-8:08 pm

2 stops35h 28m

$895

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

mar. 9/9

9:35 pm-5:05 pm

1 stop31h 30m

Kuala Lumpur Intl

mar. 9/16

11:45 pm-7:40 pm

1 stop31h 55m

$919

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

mié. 10/1

10:00 pm-3:10 pm

1 stop29h 10m

Kuala Lumpur Intl

mar. 10/14

2:55 am-3:05 pm

1 stop24h 10m

$933

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

mié. 10/1

9:30 am-6:00 am

2 stops32h 30m

Kuala Lumpur Intl

lun. 10/13

2:15 pm-6:55 pm

2 stops40h 40m

$934

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

mar. 9/9

1:40 am-12:05 pm

1 stop22h 25m

Kuala Lumpur Intl

lun. 9/15

1:10 pm-11:00 pm

1 stop21h 50m

$936

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

lun. 9/8

12:55 pm-9:50 pm

1 stop44h 55m

Kuala Lumpur Intl

lun. 9/15

11:10 pm-10:10 am

1 stop23h 00m

$944

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

dom. 5/18

4:30 pm-7:50 pm

1 stop39h 20m

Kuala Lumpur Intl

sáb. 6/7

9:35 am-2:55 pm

1 stop41h 20m

$991

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

mié. 9/24

1:20 pm-5:55 pm

1 stop40h 35m

Kuala Lumpur Intl

dom. 9/28

10:50 pm-5:15 am

2 stops42h 25m

$1,003

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

mié. 9/10

1:20 pm-5:55 pm

1 stop40h 35m

Kuala Lumpur Intl

lun. 9/15

11:30 pm-6:05 pm

1 stop30h 35m

$1,017

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

vie. 10/3

11:05 pm-8:10 am

2 stops45h 05m

Kuala Lumpur Intl

mié. 10/15

9:20 pm-2:10 pm

2 stops52h 50m

$1,272

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 24 results
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
GurufarePrice Accuracy3 starsTrust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Kuala Lumpur Intl Airport flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Kuala Lumpur Intl. Price data was last updated on April 18, 2025.

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 58 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, February is the cheapest month in which you can book a flight from Boston to Kuala Lumpur Intl Airport (average of $968). Flying from Boston to Kuala Lumpur Intl Airport in June is currently the most expensive (average of $1,491). 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.

What is the cheapest time of day to fly from BOS to KUL?

Find hourly flight availability from Boston to Kuala Lumpur Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 25, 2025.

One of the essential ways to save on airfare from Boston to Kuala Lumpur Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 19% on airfare.

What is the cheapest day to fly from Boston to Kuala Lumpur Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Boston to Kuala Lumpur Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Kuala Lumpur Intl Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Kuala Lumpur Intl by month

Plan your trip to Kuala Lumpur Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kuala Lumpur Intl Airport ranges from 4.7 - 11.0 inches per month. November is typically the wettest month, when rainfall can reach 11.0 in. June is typically the driest time to visit Kuala Lumpur Intl Airport when rainfall is around 4.7 in.

Temperature in Kuala Lumpur Intl by month

Plan your trip to Kuala Lumpur Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kuala Lumpur Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

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 abril 25, 2025.
Korean Air
8.4
Very good
1,063 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,063 reviews
Korean Air
8.4
Very good
1,063 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,456 reviews
Korean Air
8.4
Very good
1,063 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very good
852 reviews
Korean Air
8.4
Very good
1,063 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Singapore Airlines
8.1
Very good
1,290 reviews
Korean Air
8.4
Very good
1,063 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Emirates
8.0
Very good
3,211 reviews
Korean Air
8.4
Very good
1,063 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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 8 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.

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

    United Airlines, at $895, was found to be the cheapest airline from Boston to Kuala Lumpur Intl Airport.Alternate airlines to your destination round-trip include Turkish Airlines and Qatar Airways. United Airlines is 30% 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?

    $455 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 Japan Airlines and ANA, with prices starting from $479 and $483, 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, February is the cheapest month in which you can book a flight from Boston to Kuala Lumpur Intl Airport (average of $968). Flying from Boston to Kuala Lumpur Intl Airport in June is currently the most expensive (average of $1,491). 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.

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Alternative routes for Boston to Kuala Lumpur Intl

See prices for flight routes from nearby airports that may be better suited for you.
Hartford to Kuala Lumpur Intl flights
Boston to Subang flights

Top 8 airlines flying from Boston to Kuala Lumpur Intl

Discover the top 8 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 abril 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$796Average$1,007FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$847Average$1,000FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$849Average$1,075FlexibilityNo cancel feeOn-time72%
ANACheapest$855Average$1,863FlexibilityNo cancel feeOn-time80%
Qatar AirwaysCheapest$958Average$1,340FlexibilityNo cancel feeOn-time68%
Japan AirlinesCheapest$972Average$1,463FlexibilityNo cancel feeOn-time79%
DeltaCheapest$1,104Average$1,716FlexibilityNo cancel feeOn-timeN/A
EmiratesCheapest$1,253Average$1,559FlexibilityNo cancel feeOn-time75%

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