Cheap Flights from London to Boston Logan International

Compare London to Boston Logan International flight deals

Find the cheapest month or even day of the year to fly to Boston Logan International

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Find the cheapest month to fly from London to Boston Logan International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Boston Logan International flights are currently cheapest in July.

London to Boston Logan International: Alternative routes

Compare routes from London to Boston below. You may find an airport to fly into that's cheaper, faster, or easier than Boston Logan International.

London to Boston: Flight information

The things to know before you go.
Cheapest flight found409 €
Cheapest month to flyJuly

Finding cheap flights from London to Boston Logan International: Frequently asked questions

The best price we found for a return flight from London to Boston Logan International is 409 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from London to Boston Logan International. But we found flights with one or more stops from 409 €.
As of July 2025, there are no flights flying from London to Boston Logan International.
The cheapest month to fly from London to Boston Logan International is usually July.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Airport to Boston Logan International Airport on Monday, 14 July 2025.
No airlines currently offer direct flights between London Airport and Boston Logan International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Boston Logan International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Boston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air Canada offers the cheapest flight tickets to Boston Logan International.

Flying from London International Airport (YXU) to Logan International Airport (BOS): what you need to know

  • London and Boston follow the same timezone, UTC-4.

  • To ensure you catch your YXU to BOS flight, leave enough time for things like check-in and baggage drop. Turning up two hours before international departures and one hour before domestic flights is the general rule.

  • During popular months like August, you'll want to get to the airport well in advance. Plan to arrive two hours before a domestic departure and four hours ahead of international flights when you travel during a high season in general.

How to find the cheapest flights from London International Airport (YXU) to Logan International Airport (BOS)

  • At the moment, 221 € is the lowest price we've seen for a one-way London International Airport to Logan International Airport flight. The best price for a return ticket is 409 €. Keep in mind that fares can change due to availability at the time of booking.

  • It's usually best to book in advance if you're hoping to get cheap tickets from YXU to BOS. That's because airlines adjust prices based on demand, which tends to increase closer to the date of departure.

  • If you're flexible with your travel dates, try using the 'Whole month' search function. It'll show you the lowest price across the month when searching for a flight from London International Airport to Logan International Airport.

  • You won't have to check every day to see if fares have dropped when you create a Price Alert. We'll notify you as soon as a special offer becomes available on cheap flights from YXU to BOS.

  • Tailor your trip with filters. Choose your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from London International Airport to Logan International Airport.

Handy information about London International Airport (YXU)

  • 50.41% of flights that leave from London International Airport make it to their destination on time.

  • London International Airport is about 11 kilometres from central London. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.

  • The trip on public transport takes about 55 minutes.

  • Get your travels off to a leisurely start by staying near YXU. Whether you're catching an early flight from London International Airport to Logan International Airport or just don't like being rushed, these stays are ideal:

Arriving at Logan International Airport (BOS)

Getting from Logan International Airport (BOS) to central Boston

  • You'll find BOS at One Harborside Drive.

  • From Logan International Airport, Boston is approximately 5 kilometres away. It takes around 10 minutes to get to the centre driving.

  • Travelling to the centre by public transport typically takes 25 minutes.

When to fly to Logan International Airport (BOS)

  • It's time to pick your trip dates for your flight from London International Airport to Logan International Airport. August is the most popular month to head to Boston. If you want a quieter vibe, go in May.

  • The warmest month in Boston is July, with temperatures ranging between 16ºC (61ºF) and 29ºC (84ºF). Lock in your flights from London International Airport to Logan International Airport in this month if this is the type of weather you enjoy.

  • January sees average temperatures of between -8ºC (18ºF) and 6ºC (43ºF). Search for cheap tickets from YXU to BOS sometime then if you like travelling in cooler conditions.

Explore more of United States

  • New York is just one of the many places in United States waiting to be discovered once you've seen the sights of Boston. Around 306 kilometres away to the south-west, check out popular attractions including Statue of Liberty, Central Park and Empire State Building.

  • Philadelphia is another essential stop in United States and is around 434 kilometres south-west of Boston. No journey is complete without a visit to Liberty Bell, Independence Hall and Philadelphia Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.