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£189 Cheap Flights from Boston (BOS) to London (LHR)

View £189 flight on Sat, 5 Dec 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at £189 for one-way flights and £410 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sat, 3 Oct - Sun, 4 Oct
BOS
Boston
LHR
London
£410 Return, found 1 day ago
£410
Return
found 1 day ago
Select Scandinavian Airlines flight, departing Sat, 3 Oct from Boston to London, returning Sun, 4 Oct, priced at £410 found 1 day ago
Icelandair
Sat, 17 Oct - Tue, 20 Oct
BOS
Boston
LHR
London
£470 Return, found 5 days ago
£470
Return
found 5 days ago
Select Icelandair flight, departing Sat, 17 Oct from Boston to London, returning Tue, 20 Oct, priced at £470 found 5 days ago
United
Wed, 23 Sept - Thu, 24 Sept
BOS
Boston
LHR
London
£508 Return, found 1 day ago
£508
Return
found 1 day ago
Select United flight, departing Wed, 23 Sept from Boston to London, returning Thu, 24 Sept, priced at £508 found 1 day ago
KLM
Sat, 26 Sept - Mon, 28 Sept
BOS
Boston
LHR
London
£530 Return, found 1 day ago
£530
Return
found 1 day ago
Select KLM flight, departing Sat, 26 Sept from Boston to London, returning Mon, 28 Sept, priced at £530 found 1 day ago
British Airways
Fri, 4 Sept - Sat, 12 Sept
BOS
Boston
LHR
London
£535 Return, found 6 days ago
£535
Return
found 6 days ago
Select British Airways flight, departing Fri, 4 Sept from Boston to London, returning Sat, 12 Sept, priced at £535 found 6 days ago
Virgin Atlantic
Tue, 15 Sept - Wed, 16 Sept
BOS
Boston
LHR
London
£546 Return, found 5 hours ago
£546
Return
found 5 hours ago
Select Virgin Atlantic flight, departing Tue, 15 Sept from Boston to London, returning Wed, 16 Sept, priced at £546 found 5 hours ago
Delta
Wed, 16 Sept - Thu, 17 Sept
BOS
Boston
LHR
London
£546 Return, found 5 hours ago
£546
Return
found 5 hours ago
Select Delta flight, departing Wed, 16 Sept from Boston to London, returning Thu, 17 Sept, priced at £546 found 5 hours ago
Aer Lingus
Sat, 10 Oct - Sun, 25 Oct
BOS
Boston
LHR
London
£548 Return, found 2 days ago
£548
Return
found 2 days ago
Select Aer Lingus flight, departing Sat, 10 Oct from Boston to London, returning Sun, 25 Oct, priced at £548 found 2 days ago
Virgin Atlantic
Thu, 1 Oct - Mon, 5 Oct
BOS
Boston
LHR
London
£555 Return, found 5 days ago
£555
Return
found 5 days ago
Select Virgin Atlantic flight, departing Thu, 1 Oct from Boston to London, returning Mon, 5 Oct, priced at £555 found 5 days ago
Iberia
Sun, 18 Oct - Sat, 24 Oct
BOS
Boston
LHR
London
£558 Return, found 6 days ago
£558
Return
found 6 days ago
Select Iberia flight, departing Sun, 18 Oct from Boston to London, returning Sat, 24 Oct, priced at £558 found 6 days ago

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 centre is 52 minutes. Flights from £614
LGW
Gatwick
Average driving time to city centre52 min
Flights from £614
Select flight to London City LCY. Closest option available. Average driving time to city centre is 21 minutes. Flights from £646
LCY
London City
Closest
Average driving time to city centre21 min
Flights from £646

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

September is typically the cheapest month to fly

From £298 - £399 per traveller.

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 £189 and cheap return flights from £410 BOS to LHR with Expedia. One-way flights typically cost between £241 and £1,669, and return flights often range between £508 and £2,693. 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 BOS to LHR ticket fares go up or down.
What is the cheapest month to fly from Boston, MA (BOS) to London (LHR)?
The cheapest months to fly from Boston, MA (BOS) to London (LHR) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Boston, MA (BOS) to London (LHR)?
Enter BOS to LHR and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
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-Logan Intl.) to London (LHR-Heathrow) will differ from traveler to traveler. If you like to fly early, British Airways offers early morning flights. If price is the most important factor, JetBlue Airways typically offers the lowest fares. Delta offers the most daily flights from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow), 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 looking for the best time to fly from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow), it's all about balancing good prices with plenty of flight options. You'll find the cheapest fares in October and January, with average return flights around £398. While September is a popular month for travel, offering many flight choices, it's not the cheapest. If you're flexible, aiming for October could give you a good balance of reasonable prices and still a decent selection of flights.
How many flights per day from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
You'll find approximately 8 nonstop flights per day from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow). For even more choices, look at flights that include layovers, as there are around 176 connecting flights per day. Some common connection points include John F. Kennedy Intl. (JFK), O'Hare Intl. (ORD), and Pearson Intl. (YYZ).
What is the earliest flight from Boston, MA (BOS) to London (LHR)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Boston, MA (BOS) to London (LHR). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
You'll generally find the most flights from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) on a Friday, with around 148 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, Delta, and United. Fridays offer notably more flight options compared to other days of the week, so if flexibility is key, this could be a great day to fly.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
The most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) are in the evening, from 6pm to 9pm. Many major carriers, including American Airlines, Delta and British Airways, offer flights during this window. Many travellers prefer this time because it allows you to have a full day in Boston before your flight, and you'll arrive in London in the morning, ready to start your day.
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 5,242 kilometers. 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)?
Yes, you can fly business class or first class between BOS and LHR.Airlines that offer business class service on this route include:
  • Air France
  • Iberia
  • Lufthansa
  • ITA Airways
  • Aer Lingus
  • Virgin Atlantic
  • SAS
  • Swiss International Air Lines
  • TAP Portugal
  • Avianca
  • JetBlue Airways
  • Air Canada
  • British Airways
  • Copa
  • Republic Airlines
  • Turkish Airlines
  • Delta
  • United
  • Austrian Airlines
  • KLM
  • Icelandair
  • Royal Air Maroc
  • Condor
  • Finnair
  • American Airlines
First class cabins are available on Swiss International Air Lines, Lufthansa, British Airways, United, and American Airlines.
How much is a business class flight from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow)?
A non-stop, one-way business class flight from Boston, MA (BOS-Logan Intl.) to London (LHR-Heathrow) is usually around £6,335 - £6,534. 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.
How do I earn miles on a Boston, MA (BOS) to London (LHR) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS) to London (LHR) 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.
Is it cheaper to buy a plane ticket from Boston, MA (BOS) to London (LHR) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS) to London (LHR) 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) to London (LHR) flight and hotel package?
Securing a Boston, MA (BOS) to London (LHR) flight and hotel package 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, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, SATA International-Azores Airlines S.A., Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, Virgin Atlantic
Return price
£409
Distance
5210 km
Average flight time
11 hours 40 mins

Book with confidence

Compare flights from Boston to London easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Boston to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Heathrow in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Logan Intl. to Heathrow.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Logan Intl. (BOS) to Heathrow (LHR)

The easiest way to view the best deals on flights from Boston to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Logan Intl. to Heathrow start at just £410 and range up to £558.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Boston and London
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Boston to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Logan Intl. to Heathrow for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Boston to London easily and book with confidence

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