$194 Cheap Flights from Boston (BOS) to London (LHR)

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

Prices were available within the past 7 days and start at $194 for one-way flights and $302 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
United
Virgin Atlantic
Virgin Atlantic
JetBlue Airways
British Airways
Air France
KLM
Air Canada
Swiss International Air Lines
Flight from Boston to London (BOS - LHR) route 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
$302
Distance
3256 mi
Average flight time
10 hours 35 mins

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 2024. You can also book with separate airlines for your outbound and return journeys, from $194 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.

Frequently asked questions

How long does it take to fly from BOS to Heathrow Airport?
British Airways has a direct flight departing from Logan Intl. Airport (BOS) at 7:20AM and landing at Heathrow Airport at 6:55PM — a total flight time of 6 hours and 35 minutes. Pick your preferred seat, bring something to keep you entertained and the time will whiz by.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to LHR last minute?
Being spontaneous is a rewarding way to travel the globe, but it isn’t necessarily the smartest way to grab a bargain flight. Think about booking your Logan Intl. Airport (BOS) to Heathrow Airport (LHR) trip ahead of time instead of waiting till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Save all that spontaneity for when you arrive at your destination!
What airline has the least delays from Logan Intl. Airport to Heathrow Airport?
If you’d rather not be waiting around for hours — or worse, have your trip upended due to a flight delay — travel with Delta Air Lines. Around 73% of its Logan Intl. Airport to Heathrow Airport (LHR) services land on schedule. You can check your flight status before heading to the airport through the Expedia App. It’ll also provide you with real-time alerts about other helpful info, such as any gate changes, luggage carousel numbers and how to get to your hotel. Think of it as a handy travel companion in your pocket!
What airports do you fly into for London from Boston?
From Boston, you can journey to London via Heathrow Airport (LHR), London City Airport (LCY) and Gatwick Airport (LGW). Check which hub is the most convenient for you before making your decision. If you go with Heathrow Airport (LHR), it’s approximately 14 mi west of the city center. Use the dollars you save when booking your fare with Expedia to visit the city’s awesome sights, such as Big Ben and Buckingham Palace.
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to LHR?
For JetBlue Airways flights from Logan Intl. Airport to London Heathrow, the most popular departure times are between 6:00 PM - 7:00 PM. If you’d like to avoid any holdups, travel in the morning. This way you’re more likely to miss the air traffic that accumulates as the day goes by.
Can I change the date of my flight from BOS to London Heathrow?
We know plans can get upended, so Expedia is here to help make amending your journey as easy as possible. First, find your Logan Intl. Airport to Heathrow Airport itinerary through the Expedia Trips portal and look up the fare conditions and rules regarding changes. If you booked your airfare in the last 24 hours, some carriers allow you to cancel at no cost and organize new flights. If you bought your ticket more than 24 hours ago, get in touch with us through our Customer Service portal to see how we can assist.
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