$243 Cheap Flights from Boston (BOS) to London (LHR)

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Cheap Flights from Boston to London (BOS-LHR)

Prices were available within the past 7 days and start at $243 for one-way flights and $417 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Sat, Nov 23 - Thu, Nov 28
BOS
Boston
LHR
London
$417 Roundtrip, found 23 hours ago
$417
Roundtrip
found 23 hours ago
Select TAP Portugal flight, departing Sat, Nov 23 from Boston to London, returning Thu, Nov 28, priced at $417 found 23 hours ago
Scandinavian Airlines
Sat, Mar 1 - Sat, Mar 8
BOS
Boston
LHR
London
$455 Roundtrip, just found
$455
Roundtrip
just found
Select Scandinavian Airlines flight, departing Sat, Mar 1 from Boston to London, returning Sat, Mar 8, priced at $455 just found
Iberia
Thu, Apr 25 - Mon, May 6
BOS
Boston
LHR
London
$475 Roundtrip, just found
$475
Roundtrip
just found
Select Iberia flight, departing Thu, Apr 25 from Boston to London, returning Mon, May 6, priced at $475 just found
British Airways
Thu, Apr 25 - Mon, May 6
BOS
Boston
LHR
London
$475 Roundtrip, just found
$475
Roundtrip
just found
Select British Airways flight, departing Thu, Apr 25 from Boston to London, returning Mon, May 6, priced at $475 just found
Virgin Atlantic
Tue, Sep 3 - Fri, Sep 13
BOS
Boston
LHR
London
$510 Roundtrip, found 2 hours ago
$510
Roundtrip
found 2 hours ago
Select Virgin Atlantic flight, departing Tue, Sep 3 from Boston to London, returning Fri, Sep 13, priced at $510 found 2 hours ago
JetBlue Airways
Thu, Apr 25 - Mon, May 6
BOS
Boston
LHR
London
$515 Roundtrip, just found
$515
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Apr 25 from Boston to London, returning Mon, May 6, priced at $515 just found
Air Canada
Thu, Apr 25 - Mon, May 6
BOS
Boston
LHR
London
$515 Roundtrip, just found
$515
Roundtrip
just found
Select Air Canada flight, departing Thu, Apr 25 from Boston to London, returning Mon, May 6, priced at $515 just found
Swiss International Air Lines
Fri, May 3 - Tue, May 14
BOS
Boston
LHR
London
$516 Roundtrip, found 4 hours ago
$516
Roundtrip
found 4 hours ago
Select Swiss International Air Lines flight, departing Fri, May 3 from Boston to London, returning Tue, May 14, priced at $516 found 4 hours ago
Lufthansa
Wed, Feb 5 - Mon, Feb 10
BOS
Boston
LHR
London
$521 Roundtrip, found 1 day ago
$521
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Wed, Feb 5 from Boston to London, returning Mon, Feb 10, priced at $521 found 1 day ago
Austrian Airlines
Sun, Oct 6 - Sat, Oct 12
BOS
Boston
LHR
London
$556 Roundtrip, found 3 hours ago
$556
Roundtrip
found 3 hours ago
Select Austrian Airlines flight, departing Sun, Oct 6 from Boston to London, returning Sat, Oct 12, priced at $556 found 3 hours ago
Flights from Boston (BOS) to London (LHR)
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
$416
Distance
3256 mi
Average flight time
11 hours 47 mins

Boston to London Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Boston to London offer the perfect respite. Not only does exploring London provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Boston to London may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from BOS to LHR today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of London are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to London more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to London is $243 now!

Frequently asked questions

How much is a one-way flight from Logan Intl. Airport (BOS) to Heathrow Airport?
You can pick up one-way Boston flights to London starting from $249. This info is based on the best price located on Expedia for this route departing in the next three months and was last updated on April 18 2024 and has not changed since. This particular fare is for an Icelandair service, heading off from BOS on July 14 2024 and arriving at LHR.
How long does it take to fly from BOS to LHR?
With British Airways, a direct flight takes around 6 hours and 30 minutes. Grab a seat on the 9:40PM flight from Logan Intl. Airport and arrive at London Heathrow at 9:10AM. Pick up an amazing deal on this and many other routes when you purchase your ticket with Expedia.
Is it cheaper to buy a plane ticket from BOS to Heathrow Airport (LHR) last minute?
Being spontaneous is a wonderful way to explore the globe, but it’s not always the smartest way to pick up a bargain fare. It’s better to book your BOS to LHR journey well in advance rather than leaving it to 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. Leave your spontaneous side for when you’re exploring LHR!
What is the cheapest airline flying from Logan Intl. Airport (BOS) to Heathrow Airport (LHR) in the next 90 days?
Based on airfares found on Expedia with a departure date within the next 90 days, Icelandair is the cheapest airline flying from Boston to London. The fare between these destinations starts at $249. This flight leaves Logan Intl. Airport (BOS) on July 14 2024 and touches down at Heathrow Airport. The price was updated on April 18 2024 and has not changed since.
What's the cheapest price for a flight from BOS to London Heathrow next month?
You can get a one-way flight from Boston to London for $260. This is the cheapest ticket price for this trip departing in the next month. It’s an Condor flight heading off from BOS on April 22 2024 and arriving at Heathrow Airport. The pricing information was correct as of April 18 2024 and has not changed since. It was found after searching all available flights on Expedia within the next 30 days.
What airline has the least delays from Logan Intl. Airport to Heathrow Airport (LHR)?
If you don’t want to be stuck at the departure gate for hours — or worse, have your vacation ruined due to a flight delay — book with Delta Air Lines. Around 73% of its BOS to Heathrow Airport (LHR) services arrive on schedule. You can review your flight status before leaving for the airport through the Expedia App. It’ll also provide you with real-time alerts about a bunch of other useful things, such as gate changes and how to reach your hotel. Everything you need to know is in your pocket with this handy travel companion.
Can I find cheap nonstop flights from Logan Intl. Airport to Heathrow Airport in the next three months?
Get set to score a great deal because we’ve come across a roundtrip nonstop flight with American Airlines within the next 90 days for $585. The price was last updated on April 18 2024 and was found after searching all available flights on Expedia that are departing in the next three months. This flight from Boston to London jets off from Logan Intl. Airport on May 4 2024 and arrives at Heathrow Airport (LHR). The flight’s return date is May 11 2024.To source nonstop cheap flights from Logan Intl. Airport to LHR, use our filters once you’ve hit search. Just click on “Nonstop” under “Filter by” on the left side of the page to go over your options. Your results will be displayed from the lowest price, so you’ll see the cheapest nonstop fares first. You can also check out ticket prices for nearby days by clicking “Flexible dates” located on the same page.
What airports do you fly into for London from Boston?
With Heathrow Airport (LHR), London City Airport (LCY) and Gatwick Airport (LGW) to pick from, making your way from Boston to London is a snap. The city’s major gateway, Heathrow Airport (LHR), is around 14 mi west of the center. Besides the price of tickets, consider things like bus or train options from the airport and the distance to your hotel before making your choice. Get your London vacation off to an awesome start by discovering Buckingham Palace and Big Ben.
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Heathrow Airport?
Between 7:00 PM - 8:00 PM is the busiest period for Delta Air Lines flights jetting from BOS to LHR. Our recommendation? Take off in the morning. With air traffic yet to build up around airports, your chances of jumping on a delay-free flight are better.
Can I change the date of my flight from Logan Intl. Airport to LHR?
You can quickly make changes to your BOS to LHR trip via the Expedia Trips portal. But before doing so, read the fare conditions in your itinerary to find out what you can do and what fees apply for changes. Some airlines charge a change fee per person, plus any difference in fare prices. However, if you booked in the last 24 hours, you may be able to cancel for free and book new flights. You can also check out our Customer Service portal for more handy information and to connect with our Virtual Agent.
London nearby Airports

London

Boston to Stansted
$367.87
Boston to Gatwick
$454.60
Boston to London City
$568.20
Boston nearby Airports

Providence

T.F. Green to London
$633.36

Manchester

Manchester-Boston Regional to London
$679.70

Worcester

Worcester Regional to London
$704.45

Provincetown

Provincetown Municipal to London
$1,125.20
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