Find cheap airlines flights from Kuala Lumpur to Boston

You can choose from 2 airlines that fly from Kuala Lumpur to Boston, including Cathay Pacific, Emirates, Korean Air has lowest fares on this route.
Cathay Pacific logo Cathay Pacific
Emirates logo Emirates
Airlines are determined based on actual purchased flight tickets from Kuala Lumpur to Boston according to previous 12 months data from Trip.com.

Find flight deals from Kuala Lumpur to Boston for the next 3 months. Book one way flights from $613 or round trip flights from $927.

Displayed flight fares from Kuala Lumpur to Boston are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Kuala Lumpur to Boston

The distance between Kuala Lumpur and Boston is approximately 14,902.52 km. Based on Trip.com's data travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight price$613
Cheapest round-trip ticket price$927
Off-season for travelOctober
Peak season for travelJanuary
Flight distance14,902.52 km
Popular airlineCathay Pacific
Flight statistics for the Kuala Lumpur–Boston route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Kuala Lumpur to Boston (KUL-BOS)?

    Based on Trip.com data, Korean Air offers one-way fares as low as $613 on Cheapest nonstop routes (e.g. KUL to BOS on Mon, May 11), while Etihad Airways offers Cheapest nonstop round-trips from $927 departing on Sun, Mar 15 and returning on Wed, Mar 18.
  • At the moment, several airlines serve connecting flights from Kuala Lumpur to Boston, including: Cathay Pacific Emirates Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Kuala Lumpur to Boston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Kuala Lumpur to Boston, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, May 11, with one-way flights priced at just $613.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Korean Air.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Boston travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Kuala Lumpur to Boston is October, when demand for travel is lower.
  • After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Kuala Lumpur to Boston on March 30, 2026 with Etihad Airways, with prices starting at $931.
  • You can land at any one of the following hubs in Boston, with Kuala Lumpur International Airport to Logan International Airport (KUL-BOS) is by far the most common option on this route: Logan International Airport (BOS) Hartford Barnes Airport (BNH) Portsmouth International Airport at Pease (PSM).
  • The time difference between Boston and Kuala Lumpur is 13h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com airline insights on flights from Kuala Lumpur to Boston

Which airlines offer the cheapest nonstop flights from Kuala Lumpur to Boston?

Data is based on the average price of all nonstop flights from Kuala Lumpur to Boston on Trip.com in the past 12 months.

Based on Trip.com data from the past 12 months, Korean Air offers the cheapest nonstop flights from Kuala Lumpur to Boston, with an average price of $736.

$473
$736
$1,000
$1,263
$1,526
Korean Air
$736
Korean Air
Cathay Pacific
$819
Cathay Pacific
Qatar Airways
$939
Qatar Airways
Emirates
$1,046
Emirates
British Airways
$1,383
British Airways
Malaysia Airlines
$1,526
Malaysia Airlines

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.