$212 Cheap Flights from Boston (BOS) to London (LHR)

View $212 flight on Sat, May 2, 2026Opens in a new window

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

Cheap Flights from Boston to London (BOS-LHR)

Prices were available within the past 7 days and start at $212 for one-way flights and $356 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sun, Apr 26 - Thu, Apr 30
BOS
Boston
LHR
London
$356 Roundtrip, found 14 hours ago
$356
Roundtrip
found 14 hours ago
Select Icelandair flight, departing Sun, Apr 26 from Boston to London, returning Thu, Apr 30, priced at $356 found 14 hours ago
Iberia
Sat, Aug 8 - Sun, Aug 23
BOS
Boston
LHR
London
$421 Roundtrip, found 18 hours ago
$421
Roundtrip
found 18 hours ago
Select Iberia flight, departing Sat, Aug 8 from Boston to London, returning Sun, Aug 23, priced at $421 found 18 hours ago
American Airlines
Mon, Oct 26 - Wed, Oct 28
BOS
Boston
LHR
London
$440 Roundtrip, found 5 hours ago
$440
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Mon, Oct 26 from Boston to London, returning Wed, Oct 28, priced at $440 found 5 hours ago
Virgin Atlantic
Mon, Aug 10 - Fri, Aug 21
BOS
Boston
LHR
London
$443 Roundtrip, found 1 hour ago
$443
Roundtrip
found 1 hour ago
Select Virgin Atlantic flight, departing Mon, Aug 10 from Boston to London, returning Fri, Aug 21, priced at $443 found 1 hour ago
United
Mon, May 11 - Tue, May 12
BOS
Boston
LHR
London
$444 Roundtrip, just found
$444
Roundtrip
just found
Select United flight, departing Mon, May 11 from Boston to London, returning Tue, May 12, priced at $444 just found
Air Canada
Fri, Mar 27 - Fri, Apr 3
BOS
Boston
LHR
London
$447 Roundtrip, just found
$447
Roundtrip
just found
Select Air Canada flight, departing Fri, Mar 27 from Boston to London, returning Fri, Apr 3, priced at $447 just found
Delta
Mon, Aug 10 - Fri, Aug 21
BOS
Boston
LHR
London
$448 Roundtrip, found 1 hour ago
$448
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Aug 10 from Boston to London, returning Fri, Aug 21, priced at $448 found 1 hour ago
TAP Portugal
Mon, Mar 30 - Mon, Apr 13
BOS
Boston
LHR
London
$474 Roundtrip, just found
$474
Roundtrip
just found
Select TAP Portugal flight, departing Mon, Mar 30 from Boston to London, returning Mon, Apr 13, priced at $474 just found
Lufthansa
Sun, Aug 23 - Thu, Aug 27
BOS
Boston
LHR
London
$477 Roundtrip, found 12 hours ago
$477
Roundtrip
found 12 hours ago
Select Lufthansa flight, departing Sun, Aug 23 from Boston to London, returning Thu, Aug 27, priced at $477 found 12 hours ago
British Airways
Wed, Mar 11 - Sun, Mar 15
BOS
Boston
LHR
London
$489 Roundtrip, found 1 hour ago
$489
Roundtrip
found 1 hour ago
Select British Airways flight, departing Wed, Mar 11 from Boston to London, returning Sun, Mar 15, priced at $489 found 1 hour ago

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Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gatwick LGW. Average driving time to city center is 52 minutes. Flights from $1,133
LGW
Gatwick
Average driving time to city center52 min
Flights from $1,133
Select flight to London City LCY. Closest option available. Average driving time to city center is 21 minutes. Flights from $1,527
LCY
London City
Closest
Average driving time to city center21 min
Flights from $1,527

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

October is typically the cheapest month to fly

From $382 - $507 per traveler.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) cost?
You can find cheap one-way flights from $212 and cheap return flights from $356 Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) with Expedia. One-way flights generally range between $245 and $2656, and roundtrip flights usually range from $520 to $6509. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
October is the cheapest month to fly from Boston (BOS) to London (LHR), with average round-trip fares around $533. This price is about 18% lower than the average throughout the year, as demand typically decreases after the summer travel season. Other budget-friendly months include January and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
6 airlines operate nonstop service from BOS to LHR:

  • British Airways operates around 22 direct flights from BOS to LHR every week
  • Virgin Atlantic operates around 12 direct flights from BOS to LHR every week
  • JetBlue Airways operates around 7 direct flights from BOS to LHR every week
  • Delta operates around 7 direct flights from BOS to LHR every week
  • American Airlines operates around 7 direct flights from BOS to LHR every week

What is the cheapest airline that flies from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
KLM is one of the cheapest airlines offering nonstop flights from Logan Intl. (BOS) to Heathrow (LHR), with round-trip tickets starting from around $419. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
The best airline to fly with from Boston, MA (BOS) to London (LHR) will differ from traveler to traveler. If you like to fly early, JetBlue Airways offers early morning flights. If price is the most important factor, JetBlue Airways typically offers the lowest fares. American Airlines offers the most daily flights from BOS to LHR, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
When flying from Boston, MA (BOS) to London (LHR), the best months to consider are October and January. You can find return flights for around $533, making it a reasonable choice. October and January are advantageous as they provide a balance of lower prices and a variety of flight schedules, enhancing your travel experience.*Prices based on flights available on Expedia in the last year.
How many flights per day from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
On average, there are around 8 nonstop flights per day from Logan Intl. (BOS) to Heathrow (LHR). For more options, look at flights that include layovers.
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
The earliest flight from Logan Intl. (BOS) to Heathrow (LHR) usually departs at around 12:55 AM, operated by Virgin Atlantic. This seasonal service is available in October and November, giving you a chance to arrive in London early and start your day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
When flying from Boston (BOS) to London (LHR), the most popular departure times are in the evening, from 6pm to 9pm. This accounts for about 36% of total traffic. Many major carriers, including American Airlines, Delta, and Virgin Atlantic, offer flights during this window. This timing works well because it lets you maximize your day in Boston before your flight and arrive in London ready to explore.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
Flying nonstop from BOS to LHR takes around 6 hours 50 minutes, with the route covering approximately 3,257 miles. Flights with a layover typically take 5 hours 10 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
Business class seats are offered on the BOS to LHR route. Airlines that offer business class service on this route include:

  • British Airways
  • Air Canada
  • United Airlines
  • TAP Portugal
  • SAS
  • Austrian Airlines
  • Virgin Atlantic
  • Swiss International Air Lines
  • Lufthansa
  • Icelandair

First class cabins are available on:

  • United Airlines
  • Swiss International Air Lines
  • British Airways
  • American Airlines
  • Lufthansa

How much is a business class flight from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
A direct, return business class ticket from Boston, MA (BOS) to London (LHR) typically costs between $5,117 - $13,580. A non-stop, one-way business class flight is usually around $2,470 - $4,578. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London from Logan Intl. (BOS)?
When traveling from Logan Intl. (BOS) to London, you can fly into Heathrow (LHR), London City (LCY), London Intl. (YXU), Gatwick (LGW) and Stansted (STN). Some flights may connect through major hubs like John F. Kennedy Intl. (JFK), Kastrup (CPH), Liberty Intl. (EWR) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) London Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
If you booked your Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, SATA International-Azores Airlines S.A., Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Roundtrip price
$356
Distance
3256 mi
Average flight time
11 hours 40 mins

Book with confidence

Boston to London Flights

The cheapest times to fly from Boston to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to London are during the month of April. You can find some of the cheapest flights from Boston to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to London

Sunday is one of the best days to book for cheap flights from Boston to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to London in 2026. You can also book with separate airlines for your outbound and return journeys, from $212 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Boston to London Flights

*Flight schedules are subject to change.

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*Available to One Key members.