Cheap flights from London to Boston - Compare the best flight deals

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Discover the cheapest flights from London to Boston

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Fri, 3 Oct - Mon, 6 Oct

Brussels Airlines2 stops

Prime price per passenger

Sat, 13 Sept - Sun, 14 Sept

Austrian Airlines1 stop

Prime price per passenger

Wed, 20 Aug - Thu, 28 Aug

Klm Royal Dutch Airlines1 stop

LON - BOS

Klm Royal Dutch AirlinesDirect

BOS - LON

862$

799$

Prime price per passenger

Mon, 11 Aug - Tue, 19 Aug

JetBlue Airways1 stop

Prime price per passenger

Mon, 1 Sept

American AirlinesDirect

LON - BOS

551$

516$

Prime price per passenger

Sun, 10 Aug

American AirlinesDirect

LON - BOS

612$

567$

Prime price per passenger

Prime price per passenger

Prime price per passenger

Sun, 27 Jul

JetBlue AirwaysDirect

LON - BOS

852$

790$

Prime price per passenger

Prices shown below were available within the past 3 days for the period specified and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from London to Boston

Flexible with dates? We find the best price for the week of the day you select *Prices may vary after you search.

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week: 8 Sept - 14 Sept

Flights from just $611

$1,106

$860

$759

$806

$799

$721

$617

$611

$625

$632

$668

$743

JulyAugustSeptemberOctober

Currency and cost comparison

TrainLocal, one-way ticket

40%Trains in Boston are 40% cheaper than in London.

London$6.79

Boston$4.00

MealMid-priced restaurant

8%A meal in Boston is 8% cheaper than a meal in London.

London$45.27

Boston$41.66

TaxiStandard daytime start rate

57%A taxi fare in Boston is 57% cheaper than in London.

London$9.96

Boston$4.33

CoffeeRegular cappuccino

10%Coffee is 10% more expensive in Boston than in London.

London$8.67

Boston$9.20

Exchange rate

1 NZD = 0.61 USD

1 USD = 1.67 NZD

Last checked on Wed, 16/07

Distance: 5265 kms

London airports

Heathrow (LHR)How far from city centre: 23 kms

Gatwick (LGW)How far from city centre: 40 kms

Luton International (LTN)How far from city centre: 43 kms

London City (LCY)How far from city centre: 12 kms

Stansted (STN)How far from city centre: 49 kms

Southend (SEN)How far from city centre: 57 kms

Boston airports

Logan International Airport (BOS)How far from city centre: 5 kms

Comprehensive Guide to Flights from London to Boston

Dreaming of a trip to Boston? This vibrant city, steeped in history and brimming with culture, is a fantastic choice for your next holiday. From its iconic landmarks like Fenway Park and the Freedom Trail to its world-class museums and charming neighbourhoods, Boston offers something for everyone. Discover why this destination consistently ranks high on travellers' lists, whether it's for its rich heritage, stunning scenery, or unforgettable local experiences.

The average direct flight from London to Boston takes around 7-8 hours. However, flight duration can change due to weather conditions, air traffic, and specific flight routes. Several major airlines offer direct flights, reducing the overall travel time and removing the hassle of layovers. British Airways and Virgin Atlantic frequently offer direct routes with flights multiple times per week. If direct flights aren't available, or you're seeking a more cost-effective option, consider alternative flight paths that use major layover hubs like Dublin or Paris. This can be more budget-friendly but will significantly increase your journey time.

For the cheapest flights, the ideal months to fly are generally from November to March. These are considered the low seasons, and you can find excellent deals. The best time to book is typically 2-3 months in advance, but you might find better deals even closer to your travel dates if you're flexible. Keep in mind that airfare prices vary depending on the time of year and day of the week. For instance, during the peak travel months of June to August, you will probably find more expensive airfare. For these reasons, the best time to visit Boston depends on your budget and preferences. If your priority is to find cost-effective travel, the off-peak seasons are your best bet. During the peak season, when the weather is warm and sunny and plenty of events are taking place, expect larger crowds and a higher cost of accommodation and travel.

Best time to fly to Boston

Boston has four distinct seasons. Summers are warm and humid, with average highs in the 20s°C. Winters are cold and snowy, with average lows below freezing. Spring and autumn offer pleasant temperatures, but spring can be wet and autumn can be windy. For example, in April the average temperature is around 10°C, while in July it is around 22°C. The city also sees occasional extreme weather such as snowstorms in the winter, heatwaves in the summer and severe thunderstorms at any time of the year.

London airports

London has six major airports that handle commercial flights. They are all quite large and offer a wide range of services.

Heathrow Airport

Heathrow Airport is one of the busiest airports in the world, operating as a major international hub. It has a lot of terminals, many airlines, and has a great historical significance.

Gatwick Airport

Gatwick Airport is London's second-largest airport and operates mostly as a hub for long-haul flights. It has been open for many decades, accommodating many passengers and flights throughout its history.

Stansted Airport

Stansted Airport is a major hub for many low-cost airlines, with several large terminals, and it serves primarily international flights.

Main airlines for this route

British Airways
Virgin Atlantic
Delta Air Lines

Boston airports

The Boston area has only one major airport that is commonly used for commercial flights. Logan International Airport is one of the busiest airports in the United States.

Logan International Airport

Logan International Airport (BOS) is the main airport serving Boston. Opened in 1923, it's a large international airport with four terminals. It handled over 43 million passengers in 2024. Getting to the city centre is easy with the MBTA Blue Line subway, several bus routes, taxis, ride-sharing services, and rental cars. The airport also offers a water ferry.

What to do and see in Boston

Boston, a city brimming with history and charm, offers a wealth of experiences. From historical sites to cultural attractions, you'll be spoilt for choice.

Freedom Trail: Walk the historic Freedom Trail, passing by 16 significant landmarks that played crucial roles in the American Revolution.
Museum of Fine Arts: Explore the renowned Museum of Fine Arts, home to an extensive collection spanning various eras and cultures.
Fenway Park: Experience the electric atmosphere of a baseball game at the iconic Fenway Park, the oldest ballpark in Major League Baseball.

Frequently asked questions about flights from London to Boston

Is it safe to travel from London to Boston during the Covid-19 situation?

At eDreams we do our best to ensure that your travel plans won't be affected by restrictions or possible cancellations that United States may apply. Using the flexible ticket gurantee you can decide if you rather rebook or get a refund!

For flights from London to Boston, how can I find the cheapest price?

The cheapest price for a flight from London to Boston is 516$. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.

Is Boston more expensive than London to visit?

Looking at cab fares, a ride in Boston costs an average of 4.33 NZD , 57% cheaper than London, with a fare of 9.96 NZD,

while train tickets cost 41% less at Boston: $ 4.00 NZD versus $ 6.79 NZD at London.

Comparing the price of a meal, they range from 41.66 NZD euros in Boston, 8% less than the 45.27 NZD euros in London.

The price of the coffee is around 6% more expensive in Boston, with an average of 9.20 NZD , while in London the coffee costs 8.67 NZD.

How long does the flight from London to Boston take?

Flight length from London to Boston is around 07:35 hours on average, at an average distance of 5,408 km, for flights for the route (which may have 1 or more stops in other cities in between).

How is the weather in Boston compared to London?

While in London the temperatures can reach an average of 29.01 ºC in summer, with precipitation levels up to 9 mm ,Boston's temperatures can go up to 32.68 ºC during the hot season, with 12 mm average of rain rate . In winter, however, weather indicators show around -13.69 ºC in Boston, compared to the -3.09 ºC average degrees reported in London. During the winter period, London can register 6 mm precipitation, while Boston have an average of 6 mm rain level.

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