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$349+ Cheap flights from Heathrow (LHR) to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOS
Dec 22 — Dec 291
Sun 12/22
Sun 12/29
1 adult, Economy
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The best prices from London Heathrow to Boston Logan Intl are usually found in January or September, booked 65 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Heathrow to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 17, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$512
(Justfly.com)

One-way from

$349
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$755
Provider with most accurate pricing for London Heathrow-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Boston Logan Intl flights.
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From London Heathrow to Boston Logan Intl
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One-way flight from London Heathrow to Boston Logan Intl
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High demand for flights, 18% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Heathrow to Boston

Cheapest flights from Heathrow to Boston
Explore the most affordable flight options available from Heathrow to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2024.

This Gotogate deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/256:30 pmLHR - BOS
1 stop24h 55mTAP AIR PORTUGAL
Thu 2/66:10 pmBOS - LHR
1 stop23h 30mTAP AIR PORTUGAL
Deal found 12/16$531
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/302:30 pmLHR - BOS
1 stop13h 09mUnited Airlines
Mon 1/66:25 pmBOS - LHR
1 stop32h 30mUnited Airlines
Deal found 12/16$621
This ChecknFly deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/237:30 pmLHR - BOS
1 stop25h 20mScandinavian Airlines
Thu 2/65:45 pmBOS - LHR
1 stop10h 35mScandinavian Airlines
Deal found 12/16$627
This Gotogate deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/256:30 pmLHR - BOS
1 stop24h 55mMultiple Airlines
Wed 1/88:00 pmBOS - LHR
1 stop18h 30mMultiple Airlines
Deal found 12/16$670
This JetBlue deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/258:25 amLHR - BOS
Nonstop7h 58mJetBlue
Thu 2/64:40 pmBOS - LHR
1 stop11h 50mJetBlue
Deal found 12/16$693
This ChecknFly deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/258:25 amLHR - BOS
Nonstop7h 58mIcelandair
Wed 1/16:10 pmBOS - LHR
Nonstop6h 45mIcelandair
Deal found 12/15$735
This TravelUp deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2911:45 amLHR - BOS
1 stop12h 30mKLM
Tue 1/147:23 pmBOS - LHR
Nonstop6h 42mKLM
Deal found 12/16$762
This TravelUp deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/242:35 pmLHR - BOS
Nonstop7h 55mAir France
Tue 1/218:10 pmBOS - LHR
Nonstop6h 45mAir France
Deal found 12/16$781
This Voliamo deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Voliamo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/247:50 amLHR - BOS
1 stop10h 55mAer Lingus
Tue 1/77:25 pmBOS - LHR
1 stop8h 50mAer Lingus
Deal found 12/16$830
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/242:35 pmLHR - BOS
Nonstop7h 55mDelta
Wed 2/57:25 pmBOS - LHR
Nonstop6h 40mDelta
Deal found 12/16$832
This Expedia deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/307:35 amLHR - BOS
2 stops16h 18mIberia
Mon 1/61:03 pmBOS - LHR
1 stop28h 07mIberia
Deal found 12/16$849
This Air Canada deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/302:30 pmLHR - BOS
1 stop13h 09mAir Canada
Mon 1/67:25 pmBOS - LHR
1 stop11h 25mAir Canada
Deal found 12/16$867

Find flights from Heathrow to Boston within your budget

Customize your flight search to find flights from Heathrow to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 17, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 2/12

6:00 am-5:12 pm

2 stops16h 12m

Boston Logan Intl

Sun 2/23

1:50 pm-8:35 pm

1 stop25h 45m

$512

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 1/22

6:30 am-1:35 pm

1 stop12h 05m

Boston Logan Intl

Mon 2/3

7:25 pm-7:05 am

Nonstop6h 40m

$513

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 1/15

9:05 pm-3:50 pm

2 stops23h 45m

Boston Logan Intl

Wed 1/22

5:45 pm-4:25 pm

2 stops17h 40m

$514

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 2/10

6:50 am-2:58 pm

2 stops13h 08m

Boston Logan Intl

Mon 2/17

3:40 pm-11:50 am

2 stops15h 10m

$515

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 1/13

1:45 pm-8:20 pm

1 stop11h 35m

Boston Logan Intl

Tue 1/28

2:45 pm-8:25 am

2 stops12h 40m

$517

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 1/15

12:15 pm-5:45 pm

1 stop10h 30m

Boston Logan Intl

Sun 1/26

8:00 pm-10:50 am

1 stop9h 50m

$518

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 1/23

7:50 am-5:00 pm

2 stops14h 10m

Boston Logan Intl

Sat 1/25

6:20 pm-4:50 pm

2 stops17h 30m

$521

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 4/23

10:50 am-5:50 pm

1 stop12h 00m

Boston Logan Intl

Tue 5/13

7:15 pm-10:40 am

1 stop10h 25m

$523

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 1/8

10:00 am-4:50 pm

1 stop11h 50m

Boston Logan Intl

Thu 2/6

7:25 pm-9:15 am

1 stop8h 50m

$525

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 1/22

6:50 am-2:58 pm

2 stops13h 08m

Boston Logan Intl

Mon 2/3

3:40 pm-10:05 am

2 stops13h 25m

$527

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 27 results
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Compare providers for flights from Heathrow to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Boston in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
CombigoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Heathrow with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Heathrow to Boston

Get recent, data-driven insights about flights from Heathrow to Boston including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London Heathrow Airport to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Boston. Price data was last updated on December 13, 2024.

Booking 65 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Boston?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Boston (average of $218). Flying from London Heathrow Airport to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to BOS?

Find hourly flight availability from Heathrow to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 17, 2024.

One of the essential ways to save on airfare from London Heathrow Airport to Boston is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 9% on airfare.

What is the cheapest day to fly from London Heathrow Airport to Boston?

Use this chart to determine the cheapest time to fly round-trip from Heathrow to Boston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their London Heathrow Airport to Boston flight should consider departing on Tuesday evenings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London Heathrow Airport to Boston

Explore weekly flight availability from Heathrow to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 17, 2024.

The most flights from LHR to BOS are scheduled on a Friday (37 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (23 on average).

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated December 17, 2024.
To help decide which airline to fly from London to Boston, see what other customers have to say about United Airlines, Lufthansa and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,615 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,615 reviews
Delta
8.0
Very good
8,615 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,351 reviews
Delta
8.0
Very good
8,615 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.7
Good
1,287 reviews
Delta
8.0
Very good
8,615 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.6
Good
1,607 reviews
Delta
8.0
Very good
8,615 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines
7.6
Good
788 reviews
Delta
8.0
Very good
8,615 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from London Heathrow?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly into when you book flights from London Heathrow to Boston. 12 airlines have flights to Logan Intl from London Heathrow on a regular basis. Booking flights from London Heathrow to Boston Logan Intl should not be difficult; the airport handles an average of 30 inbound flights from London Heathrow per day.

  • What are the cheapest airlines flying from London Heathrow Airport to Boston round-trip?

    According to our current data, Air Canada ($512), Scandinavian Airlines ($513), and United Airlines ($517) offers the cheapest pricing from London Heathrow Airport to Boston. Air Canada is currently priced 18% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from London Heathrow Airport to Boston one-way?

    One-way options have recently been found by users for as low as $369 on Vueling. Other airlines that offer cheap prices include Icelandair from $447 and Aer Lingus from $448 one-way.

  • What are the most reliable airlines from London Heathrow Airport to Boston?

    Before booking your flight to Boston from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: JetBlue (92%), TAP AIR PORTUGAL (92%), Gulf Air( 90%).

  • What are the cheapest flights from London Heathrow Airport to Boston?

    The cheapest flight price from London Heathrow Airport to Boston is $514. On average you can expect to pay $1,539. The most popular route, (London Heathrow - Boston Logan Intl), can usually be booked for $410.

  • Can I find deals for flights from Heathrow to Boston that include hotel bookings?

    Yes. In addition to deals on Heathrow to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Boston.

  • Can I find deals for business class flights from Heathrow to Boston?

    Yes. Cheapflights offers flight deals from Heathrow to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Boston?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Boston (average of $218). Flying from London Heathrow Airport to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from Heathrow to Boston

Discover the top 10 airlines that operate flights from Heathrow to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 17, 2024.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$355Average$559FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$407Average$555FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$459Average$800FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$466Average$566FlexibilityNo cancel feeOn-time76%
IberiaCheapest$481Average$621FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$483Average$647FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$487Average$678FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$492Average$627FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$497Average$888FlexibilityNo cancel feeOn-time77%
JetBlueCheapest$500Average$793FlexibilityNo cancel feeOn-time62%
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