Find flights
When to book
FAQs

Cheap flights from Boston to Kuala Lumpur Intl Airport from RM 1,440

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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KUL
15 Apr — 22 Apr1
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 16 March 2026.

Thu 16/416:25
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Wed 29/421:55
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 16/3RM 3,116
Wed 13/516:25
BOS
-
KUL
1 stop39h 20m
Etihad Airways
Wed 10/621:55
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 13/3RM 3,179
Fri 10/416:25
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Mon 20/421:55
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 15/3RM 3,195
Tue 12/521:50
BOS
-
KUL
1 stop22h 20m
Turkish Airlines
Wed 3/609:50
KUL
-
BOS
1 stop22h 05m
Turkish Airlines
Deal found 16/3RM 3,199
Sun 5/416:25
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Sat 11/421:55
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 12/3RM 3,206
Sun 29/316:40
BOS
-
KUL
1 stop27h 30m
Etihad Airways
Thu 30/409:50
KUL
-
BOS
1 stop40h 50m
Etihad Airways
Deal found 15/3RM 3,218
Sat 9/521:50
BOS
-
KUL
1 stop22h 20m
Turkish Airlines
Tue 2/623:25
KUL
-
BOS
1 stop32h 30m
Turkish Airlines
Deal found 12/3RM 3,246
Mon 20/408:15
BOS
-
KUL
2 stops33h 45m
ANA
Mon 18/514:15
KUL
-
BOS
2 stops36h 11m
ANA
Deal found 12/3RM 3,250
Sun 5/416:25
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Wed 29/421:55
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 12/3RM 3,258
Sun 12/416:25
BOS
-
KUL
1 stop39h 20m
Etihad Airways
Sun 19/421:55
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 14/3RM 3,262
Sat 4/416:25
BOS
-
KUL
1 stop28h 00m
Etihad Airways
Sat 11/421:55
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 12/3RM 3,269
Fri 27/316:40
BOS
-
KUL
1 stop39h 15m
Etihad Airways
Wed 8/421:55
KUL
-
BOS
1 stop28h 45m
Etihad Airways
Deal found 16/3RM 3,273

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 16 March 2026.

Round-trip from

RM 3,116

One-way from

RM 1,440

Popular in

December

Cheapest in

September

Average price

RM 3,639
Etihad Airways
  • Etihad Airways
  • 20/4-18/5
  • 2 total stops
  • 56h 45m total
  • Boston to Kuala Lumpur
Search Deals
Korean Air
  • Korean Air
  • 20/4
  • 1 total stop
  • 44h 55m total
  • Boston to Kuala Lumpur
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (RM 2,189 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (RM 966 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 16 March 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

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Sun 3/5

11:25-13:35

2 stops38h 10m

Kuala Lumpur Intl

Wed 6/5

20:40-21:27

2 stops36h 47m

RM 3,490

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Fri 10/4

12:55-21:50

1 stop44h 55m

Kuala Lumpur Intl

Mon 20/4

23:20-23:59

2 stops36h 39m

RM 3,631

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Sun 3/5

22:00-14:45

1 stop28h 45m

Kuala Lumpur Intl

Wed 6/5

21:00-15:05

1 stop30h 05m

RM 4,182

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Tue 28/4

14:55-08:25

2 stops29h 30m

Kuala Lumpur Intl

Tue 5/5

21:55-14:40

1 stop28h 45m

RM 4,296

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Sat 18/4

20:59-21:50

2 stops36h 51m

Kuala Lumpur Intl

Sun 26/4

23:20-15:28

2 stops28h 08m

RM 4,741

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Fri 1/5

07:45-21:25

2 stops25h 40m

Kuala Lumpur Intl

Sun 31/5

21:00-16:52

2 stops31h 52m

RM 4,965

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Wed 29/7

05:47-00:05

2 stops30h 18m

Kuala Lumpur Intl

Wed 19/8

07:15-23:54

3 stops28h 39m

RM 5,004
Fastest return journey

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Thu 16/4

08:30-00:05

2 stops27h 35m

Kuala Lumpur Intl

Wed 29/4

07:15-21:54

2 stops26h 39m

RM 5,107

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Mon 6/7

20:05-00:05

2 stops40h 00m

Kuala Lumpur Intl

Sat 8/8

20:40-06:21

2 stops45h 41m

RM 5,209

BostonKuala Lumpur

BOS - KUL

BOSKUL

Boston Logan Intl

Thu 26/3

18:00-08:05

2 stops26h 05m

Kuala Lumpur Intl

Mon 6/4

21:55-00:18

2 stops38h 23m

RM 5,398

Flights are sorted by cheapest return flights first.

Deals found on 14/3

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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?

Use this chart to determine the optimal time to book a return flight from Boston to Kuala Lumpur Intl. Price data was last updated on 13 March 2026.

Booking 41 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 2,844). Flying from Boston to Kuala Lumpur Intl Airport in December is currently the most expensive (average of RM 3,761). 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.

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 United Airlines and Delta fly from Boston to Kuala Lumpur Intl Airport in about 38h 10m. The time it takes to get you to your destination can typically vary by up to 6h 45m. 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 2,844). Flying from Boston to Kuala Lumpur Intl Airport in December is currently the most expensive (average of RM 3,761). 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

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.

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 Boston to Kuala Lumpur Intl?

Deals for Boston to Kuala Lumpur Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Boston to Kuala Lumpur Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Boston to Kuala Lumpur Intl.

Can Cheapflights find flights from Boston to Kuala Lumpur Intl with no change fees?

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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.