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Cheap flights from Boston to Kuala Lumpur Intl Airport from RM 1,946

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 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KUL
14 Jul — 21 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Kuala Lumpur Intl

Enter your travel dates to find the best prices.

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 14 June 2026.

Wed 14/1001:45
BOS
-
KUL
1 stop35h 45m
Cathay Pacific
Wed 28/1013:35
KUL
-
BOS
1 stop21h 25m
Cathay Pacific
Deal found 13/6RM 3,844
Thu 10/908:00
BOS
-
KUL
2 stops34h 00m
ANA
Thu 17/907:15
KUL
-
BOS
2 stops26h 44m
ANA
Deal found 12/6RM 3,946
Wed 2/912:55
BOS
-
KUL
1 stop44h 55m
Korean Air
Sat 12/923:20
KUL
-
BOS
1 stop22h 50m
Korean Air
Deal found 12/6RM 3,974
Sat 5/919:30
BOS
-
KUL
2 stops38h 20m
Korean Air
Sun 13/923:20
KUL
-
BOS
1 stop22h 50m
Korean Air
Deal found 12/6RM 3,994
Wed 14/1012:55
BOS
-
KUL
1 stop44h 55m
Korean Air
Wed 28/1023:55
KUL
-
BOS
1 stop21h 45m
Korean Air
Deal found 10/6RM 4,039
Thu 24/912:55
BOS
-
KUL
1 stop44h 55m
Korean Air
Mon 28/923:20
KUL
-
BOS
1 stop22h 50m
Korean Air
Deal found 11/6RM 4,043
Tue 6/1016:25
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Fri 16/1021:55
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 10/6RM 4,071
Wed 14/1012:55
BOS
-
KUL
1 stop44h 55m
Korean Air
Mon 26/1023:55
KUL
-
BOS
2 stops30h 32m
Korean Air
Deal found 10/6RM 4,083
Thu 20/812:55
BOS
-
KUL
1 stop44h 55m
Korean Air
Sat 19/923:20
KUL
-
BOS
2 stops31h 48m
Korean Air
Deal found 12/6RM 4,088
Tue 13/1016:25
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Tue 27/1021:40
KUL
-
BOS
1 stop29h 30m
Etihad Airways
Deal found 9/6RM 4,124
Sun 4/1016:25
BOS
-
KUL
1 stop39h 20m
Etihad Airways
Thu 22/1009:50
KUL
-
BOS
1 stop40h 50m
Etihad Airways
Deal found 10/6RM 4,128
Thu 20/816:25
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Sat 19/909:50
KUL
-
BOS
1 stop40h 50m
Etihad Airways
Deal found 10/6RM 4,136

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 14 June 2026.

Round-trip from

RM 3,844

One-way from

RM 1,946

Popular in

December

Cheapest in

September

Average price

RM 5,150
Cathay Pacific
  • Cathay Pacific
  • 14/10-28/10
  • 2 total stops
  • 57h 10m total
  • Boston to Kuala Lumpur
Search Deals
20/8
  • 20/8
  • 2 total stops
  • 27h 10m total
  • Boston to Kuala Lumpur
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (RM 311 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (RM 354 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 407,431 searches. Data last updated 14 June 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

Departure

Return

Price

Cheapest return flight
Fastest return journey

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Wed 2/9

12:55-21:50

1 stop44h 55m

Kuala Lumpur Intl

Sat 12/9

23:20-10:10

1 stop22h 50m

RM 3,974

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Thu 24/9

12:55-21:50

1 stop44h 55m

Kuala Lumpur Intl

Mon 28/9

23:20-10:10

1 stop22h 50m

RM 4,043

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Thu 20/8

12:55-21:50

1 stop44h 55m

Kuala Lumpur Intl

Sat 19/9

23:20-19:08

2 stops31h 48m

RM 4,088

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Sun 4/10

16:25-08:25

1 stop28h 00m

Kuala Lumpur Intl

Wed 21/10

09:50-14:40

1 stop40h 50m

RM 4,128

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Mon 13/7

06:00-06:00

2 stops36h 00m

Kuala Lumpur Intl

Thu 23/7

20:40-21:21

2 stops36h 41m

RM 4,526

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Sun 12/7

17:44-00:05

2 stops42h 21m

Kuala Lumpur Intl

Thu 16/7

14:15-21:53

2 stops43h 38m

RM 4,558

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Thu 10/9

12:55-21:50

1 stop44h 55m

Kuala Lumpur Intl

Thu 17/9

23:20-16:29

2 stops29h 09m

RM 4,627

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Thu 20/8

21:20-21:50

2 stops36h 30m

Kuala Lumpur Intl

Sat 19/9

23:20-19:08

2 stops31h 48m

RM 4,692

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Wed 8/7

06:00-06:00

2 stops36h 00m

Kuala Lumpur Intl

Wed 19/8

20:40-22:59

2 stops38h 19m

RM 5,113
Cheapest one-way
Fastest single journey

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Tue 15/9

16:25-06:00

2 stops25h 35m

RM 2,007

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 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 Boston to Kuala Lumpur Intl Airport

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

Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Kuala Lumpur Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 RM 3,540). Flying from Boston to Kuala Lumpur Intl Airport in December is currently the most expensive (average of RM 5,231). 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 for a return flight from Boston to Kuala Lumpur Intl Airport?

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?

    If you book a flight to Kuala Lumpur Intl from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 4.2 km from the centre of Boston. There are 0 flights from Logan Intl to Kuala Lumpur Intl per day from 0 different airlines.

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

    Airlines like Korean Air, Etihad Airways, and United Airlines fly from Boston to Kuala Lumpur Intl Airport in about 28h. The time it takes to get you to your destination can typically vary by up to 16h 55m. The distance between Boston and Kuala Lumpur Intl Airport is about 14936 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 holiday 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 RM 3,540). Flying from Boston to Kuala Lumpur Intl Airport in December is currently the most expensive (average of RM 5,231). 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

Travelling 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
Port Dickson
Sepang
Putrajaya
Petaling Jaya
Shah Alam
Puchong
Bentong

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Need flexible booking options for your flight to Kuala Lumpur Intl from Boston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Boston to Kuala Lumpur Intl become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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