LON - BOS

Find cheap flights from London to Boston

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Search hundreds of travel sites at once for deals on flights to Boston

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Boston, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Boston, as well as popular online travel agencies
In the last 7 days, travellers have searched 41,299,237 times on KAYAK, and here's why:

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Cheap Flight Deals from London to Boston (LON-BOS)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from London to Boston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from London to Boston

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from London to Boston.
Discover the best prices and deals for you by selecting your travel dates.
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LHR-BOS
7h 20mdirect
BOS-LHR
6h 30mdirect
American Airlines
Find Deal
LHR-BOS
7h 45mdirect
BOS-LHR
6h 45mdirect
LHR-BOS
7h 35mdirect
BOS-LHR
6h 30mdirect
Aer Lingus
Find Deal
LHR-BOS
7h 55mdirect
BOS-LHR
6h 45mdirect
Air France
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LHR-BOS
7h 45mdirect
BOS-LHR
6h 45mdirect
LHR-BOS
7h 45mdirect
BOS-LHR
7h 09mdirect
JetBlue
Find Deal
LHR-BOS
7h 20mdirect
BOS-LHR
6h 30mdirect
Finnair
Find Deal
LHR-BOS
7h 50mdirect
BOS-LHR
6h 30mdirect
Iberia
Find Deal
LHR-BOS
7h 45mdirect
BOS-LHR
7h 09mdirect
TAP AIR PORTUGAL
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LHR-BOS
7h 45mdirect
BOS-LHR
6h 45mdirect
Virgin Atlantic
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LHR-BOS
7h 45mdirect
BOS-LHR
6h 45mdirect
Singapore Airlines
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LHR-BOS
7h 50mdirect
BOS-LHR
6h 30mdirect
British Airways
Find Deal
LHR-BOS
7h 20mdirect
BOS-LHR
6h 50mdirect
Gulf Air
Find Deal

Flights from London to Boston - Travel Insights & Trends

Get data-powered insights and trends into flights from London to Boston to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest London to Boston flight route?

The cheapest price for flight routes found by users searching on KAYAK in the last 2 weeks for round-trip flights from London to Boston.
Our data shows that the cheapest route for a return flight from London to Boston cost $1,159 and was between London Heathrow Airport (LHR) and Boston (BOS). On average, the best prices are found if you fly this route. The average price for a return flight for this route is $1,159.

What is the cheapest month to fly from London to Boston?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from London to Boston, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from London to Boston is September, where tickets cost $918 (return) on average. On the other hand, the most expensive months are August and July, where the average cost of round-trip tickets is $1,408 and $1,324 respectively.

How far in advance should I book a flight from London to Boston?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from London to Boston, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.
To get a below average price on the flight from London to Boston, you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 22 weeks before departure.

Good to know

Low season

February

High season

October
Best time to beat the crowds (15% less expensive on average)
Most popular time to fly and prices are also 8% lower on average.

When to book flights from London to Boston

Are your dates flexible? Find out the best times to travel from London to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from London to Boston

  • Can I fly directly from London to Boston?

    Yes, there are many airlines which operate non-stop flights from London to Boston, among them are British Airways, Iberia, American Airlines and KLM Royal Dutch Airlines with departures from London Heathrow Airport. If you are wondering about low-cost airlines, check flights with Norwegian which also has non-stop flights from London to Boston in their offering.

  • Can I store my luggage at London Heathrow Airport?

    Yes, London Heathrow Airport has facilities for storing luggage open from 5am to 11pm and they are located in all terminals. You can leave your luggage at Excess Baggage for a few hours or days, the maximum duration is 90 days. It is possible to book this service in advance via the website.

  • Are there onsite airport hotels at the Boston Airport?

    Yes, you can choose between two hotels that are connected to Boston Logan Airport – Hilton Boston Logan Airport and Hyatt Harborside at Boston’s Logan Airport. If your terminal is too far to reach on foot then you can use free airport shuttles provided by the hotels. You can also find some other options near the airport, such as YOTEL Boston or Courtyard by Marriott Boston Logan Airport.

  • Does the Boston Logan Airport provide services for families?

    Boston Logan Airport provides Nursing Suites for breastfeeding mothers so they can feed and change their baby in private and away from the noise. There are also rocking chairs in the terminals which help parents in keeping the baby calm. Older kids can play and climb at Kidports that are located in every terminal.

  • Which airlines offer Wi-Fi service onboard planes from London to Boston?

    KLM, Air France, Virgin Atlantic, Delta, and American Airlines offer inflight Wi-Fi service on the London to Boston flight route.

  • Which aircraft models fly most regularly from London to Boston?

    The Boeing 777-200/200ER is the aircraft model that flies most regularly on the London to Boston flight route.

  • Which airline alliances offer flights from London to Boston?

    oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between London and Boston, with SkyTeam being the most commonly used for this route.

  • On which days can I fly direct from London to Boston?

    There are direct flights from London to Boston on a daily basis.

  • How does KAYAK find such low prices on flights from London to Boston?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Boston.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Boston?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from London is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London to Boston?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Boston with an airline and back to London with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Boston?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

KAYAK’s top tips for finding a cheap flight from London to Boston

  • If you are looking to book your flight from London to Boston with British Airways, consider buying the Premium economy class which will provide you with some extra leg room and more space for the 7-hour flight, as well as a travel kit and a power outlet.
  • Have an early flight from London to Boston and want to eat a hearty breakfast? There are plenty of options with a breakfast menu available at London Heathrow Airport. Carluccio’s, The Curator, Giraffe Stop, Strada, The George and many more – take your pick!
  • If you decided to book your flight from London to Boston with Norwegian then you will most likely depart from London Gatwick Airport, so remember to leave yourself enough time to reach the airport stress-free. You can reach the airport in about 30 minutes via Gatwick Express Train from Victoria Station. If you are going to the airport by car, there are many parking options available.
  • People who are interested in art will not be bored at the Boston Logan Airport which is involved in a Public Art Program and displays local art works in different parts of the property. All terminals have a public information booth where you can seek directions to the exhibitions.
  • To transfer between the city and Boston Logan Airport, use the public transportation as it is very well connected and budget-friendly. You can take the Blue Line Subway and Silver Line Bus which have stops at every terminal. There is also a possibility that the hotel you booked provides shuttle services so make sure to check it before your flight.
See more tips

Prefer to fly direct from London to Boston Logan Intl?

Find which airlines fly direct from London to Boston Logan Intl Airport, which days they fly and book direct flights.

Direct departures

London to Boston Logan Intl

Monday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Tuesday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Wednesday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Thursday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Friday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Saturday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Sunday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

See more direct flights

Direct returns

Boston Logan Intl to London

Monday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Tuesday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Wednesday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Thursday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Friday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Saturday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

Sunday

Aer Lingus, Air France, American Airlines, +10 more

Aer Lingus, Air France, +11 more

See more direct flights
See more direct flights

Book cheap flights from London to Boston

One-way flight deals

directAmerican Airlines
7h 20mLHR-BOS
directKLM
7h 45mLHR-BOS
directAer Lingus
7h 35mLHR-BOS
directAir France
7h 55mLHR-BOS
directDelta
7h 45mLHR-BOS
directJetBlue
7h 45mLHR-BOS
directFinnair
7h 20mLHR-BOS
directIberia
7h 50mLHR-BOS
directTAP AIR PORTUGAL
7h 45mLHR-BOS
directVirgin Atlantic
7h 45mLHR-BOS
directSingapore Airlines
7h 45mLHR-BOS
directBritish Airways
7h 50mLHR-BOS
directGulf Air
7h 20mLHR-BOS

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Everything you need to know for your flight from London to Boston

Information on your arrival and departure airports

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