RM843 Cheap Flights from Boston (BOS) to London (LHR)

View RM843 flight on Tue, 23 Sep 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Heathrow Airport (LHR)

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Cheap Flights from Boston to London (BOS-LHR)

Prices were available within the past 7 days and start at RM843 for one-way flights and RM2,109 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 17 Jan - Tue, 20 Jan
BOS
Boston
LHR
London
RM2,109 Return, found 1 day ago
RM2,109
Return
found 1 day ago
Select United flight, departing Sat, 17 Jan from Boston to London, returning Tue, 20 Jan, priced at RM2,109 found 1 day ago
United
Tue, 23 Sep - Fri, 26 Sep
BOS
Boston
LHR
London
RM2,124 Return, found 1 day ago
RM2,124
Return
found 1 day ago
Select United flight, departing Tue, 23 Sep from Boston to London, returning Fri, 26 Sep, priced at RM2,124 found 1 day ago
Delta
Fri, 22 Aug - Thu, 28 Aug
BOS
Boston
LHR
London
RM2,187 Return, found 1 day ago
RM2,187
Return
found 1 day ago
Select Delta flight, departing Fri, 22 Aug from Boston to London, returning Thu, 28 Aug, priced at RM2,187 found 1 day ago
Air Canada
Tue, 23 Sep - Fri, 26 Sep
BOS
Boston
LHR
London
RM2,188 Return, found 1 day ago
RM2,188
Return
found 1 day ago
Select Air Canada flight, departing Tue, 23 Sep from Boston to London, returning Fri, 26 Sep, priced at RM2,188 found 1 day ago
United
Tue, 23 Sep - Fri, 26 Sep
BOS
Boston
LHR
London
RM2,188 Return, found 1 day ago
RM2,188
Return
found 1 day ago
Select United flight, departing Tue, 23 Sep from Boston to London, returning Fri, 26 Sep, priced at RM2,188 found 1 day ago
United
Sat, 17 Jan - Tue, 20 Jan
BOS
Boston
LHR
London
RM2,211 Return, found 1 day ago
RM2,211
Return
found 1 day ago
Select United flight, departing Sat, 17 Jan from Boston to London, returning Tue, 20 Jan, priced at RM2,211 found 1 day ago
United
Tue, 23 Sep - Fri, 26 Sep
BOS
Boston
LHR
London
RM2,212 Return, found 1 day ago
RM2,212
Return
found 1 day ago
Select United flight, departing Tue, 23 Sep from Boston to London, returning Fri, 26 Sep, priced at RM2,212 found 1 day ago
Air Canada
Tue, 23 Sep - Fri, 26 Sep
BOS
Boston
LHR
London
RM2,219 Return, found 1 day ago
RM2,219
Return
found 1 day ago
Select Air Canada flight, departing Tue, 23 Sep from Boston to London, returning Fri, 26 Sep, priced at RM2,219 found 1 day ago
Swiss International Air Lines
Tue, 23 Sep - Fri, 26 Sep
BOS
Boston
LHR
London
RM2,272 Return, found 1 day ago
RM2,272
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Tue, 23 Sep from Boston to London, returning Fri, 26 Sep, priced at RM2,272 found 1 day ago
KLM
Fri, 22 Aug - Thu, 28 Aug
BOS
Boston
LHR
London
RM2,297 Return, found 1 day ago
RM2,297
Return
found 1 day ago
Select KLM flight, departing Fri, 22 Aug from Boston to London, returning Thu, 28 Aug, priced at RM2,297 found 1 day ago

Find the cheapest month to fly from Boston (BOS) to London (LHR)

November is typically the cheapest month to fly

From RM 1,621 - RM 2,582 per traveller.

Graph displaying average flight prices per month

Boston to London route information
Origin airport
Logan Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Swiss International Air Lines, United
Return price
RM2,109
Distance
5210 km
Average flight time
11 hours 39 mins

Perfect flights from Boston to London

Your Journey from Boston to London

Start your unforgettable journey with Expedia. Our broad selection of flights from Boston to London caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, British Airways, KLM, Air France, United, Air Canada, Swiss International Air Lines. Our selection of flights from Logan Intl. to Heathrow caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Boston to London Flights

Experience the joy of finding cheap flights from Logan Intl. to Heathrow that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from RM843 and roundtrip prices from RM2,109*.
 

Pre-Flight Essentials

Ensure a smooth journey from Boston to London with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant London

Picture yourself stepping off the plane in London and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Boston to London Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Boston to London.
 

Beyond the Flight – Exploring London

With Expedia, your adventure extends beyond the flight. Explore London at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Boston to London with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Boston to London with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Logan Intl. Airport to LHR?
If you're travelling between BOS and London Heathrow, round-trip flights start from RM2,109. This figure is based on airfares listed within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Logan Intl. Airport to Heathrow Airport (LHR)?
Every airline has a different set of terms and conditions. If you decide to cancel your holiday, head to our Customer Service Portal.
How do I find cheap flights from Logan Intl. Airport to London Heathrow that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for BOS to LHR flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Logan Intl. Airport to Heathrow Airport?
With around 5,200 kilometres separating Boston and Hounslow, your flight will be a long one. Pack wisely and make your journey more comfortable. Things like an eye mask and a quality travel pillow can make all the difference.
Which airlines fly direct from BOS to LHR?
If you need to get from BOS to Heathrow Airport, you're spoiled for choice. Among the top carriers that service this route are:

  • British Airways - (BA) with 91 monthly flights
  • JetBlue Airways - (B6) with 30 monthly flights
  • Virgin Atlantic - (VS) with 30 monthly flights
  • American Airlines - (AA) with 30 monthly flights
  • United Airlines - (UA) with 30 monthly flights
  • Delta Air Lines - (DL) with 30 monthly flights

Are BOS to LHR flight tickets cheaper when they're purchased at the last minute?
Booking your trip from BOS to Heathrow Airport (LHR) at the last minute could save you some serious cash. However, it could end up costing a great deal more! If you'd prefer not to take the risk, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

Explore a world of travel with Expedia

*Available to Expedia members.