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$309+ 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOS
Feb 24 — Mar 31
Mon 2/24
Mon 3/3
1 adult, Economy
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The best prices from London Heathrow to Boston Logan Intl are usually found in September or February, booked 60 days in advance, depart on a Tuesday or Wednesday 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 February 19, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$448
(CrystalTravel)

One-way from

$309
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$550

Good round-trip deal

$558 or less

Good one-way deal

$538 or less
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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Highest demand for flights based on searches. 17% potential increase in price ($139 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from London Heathrow to Boston Logan Intl.
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Price to beat on a one-way flight from London Heathrow to Boston Logan Intl.
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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 February 19, 2025.

This CrystalTravel deal was found by Cheapflights users on 2/19. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/188:40 pmLHR - BOS
1 stop18h 55mIcelandair
Wed 3/269:00 pmBOS - LHR
1 stop9h 50mIcelandair
Deal found 2/19$448
This Flightnetwork deal was found by Cheapflights users on 2/18. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/267:50 pmLHR - BOS
2 stops25h 00mScandinavian Airlines
Sun 3/305:40 pmBOS - LHR
1 stop17h 20mScandinavian Airlines
Deal found 2/18$459
This Booking.com deal was found by Cheapflights users on 2/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/25:50 pmLHR - BOS
Nonstop7h 50mAir France
Mon 5/59:35 pmBOS - LHR
Nonstop6h 50mAir France
Deal found 2/18$474
This World Air Fares deal was found by Cheapflights users on 2/19. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/158:45 amLHR - BOS
1 stop11h 40mMultiple Airlines
Mon 9/227:35 pmBOS - LHR
1 stop10h 05mMultiple Airlines
Deal found 2/19$480
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Tue 3/186:30 amLHR - BOS
2 stops16h 12mUnited Airlines
Tue 3/252:41 pmBOS - LHR
2 stops13h 44mUnited Airlines
Deal found 2/18$483
This Ticket deal was found by Cheapflights users on 2/19. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/36:30 amLHR - BOS
1 stop11h 51mKLM
Mon 3/109:10 pmBOS - LHR
Nonstop6h 45mKLM
Deal found 2/19$486
This ChecknFly deal was found by Cheapflights users on 2/19. 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 3/171:45 pmLHR - BOS
1 stop11h 35mLufthansa
Fri 4/46:28 pmBOS - LHR
1 stop12h 17mLufthansa
Deal found 2/19$487
This Ticket deal was found by Cheapflights users on 2/19. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/310:35 amLHR - BOS
Nonstop7h 45mBritish Airways
Mon 3/1011:00 pmBOS - LHR
Nonstop6h 30mBritish Airways
Deal found 2/19$489
This lol.travel deal was found by Cheapflights users on 2/19. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/76:50 amLHR - BOS
2 stops13h 08mAir Canada
Tue 3/115:35 pmBOS - LHR
1 stop9h 35mAir Canada
Deal found 2/19$490
This SWISS deal was found by Cheapflights users on 2/18. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/246:40 pmLHR - BOS
1 stop30h 40mSWISS
Mon 3/319:40 pmBOS - LHR
1 stop10h 20mSWISS
Deal found 2/18$499
This Austrian Airlines deal was found by Cheapflights users on 2/19. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/126:00 amLHR - BOS
2 stops16h 34mAustrian Airlines
Wed 3/191:55 pmBOS - LHR
1 stop14h 30mAustrian Airlines
Deal found 2/19$506
This Netflights deal was found by Cheapflights users on 2/19. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2312:45 pmLHR - BOS
Nonstop7h 55mVirgin Atlantic
Tue 4/2910:30 pmBOS - LHR
Nonstop6h 45mVirgin Atlantic
Deal found 2/19$517

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 February 19, 2025.

Fly from

Heathrow

Fly to

Boston

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 3/18

8:40 pm-11:35 am

1 stop18h 55m

Boston Logan Intl

Wed 3/26

9:00 pm-10:50 am

1 stop9h 50m

$448

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 3/26

7:50 pm-4:50 pm

2 stops25h 00m

Boston Logan Intl

Sun 3/30

5:40 pm-4:00 pm

1 stop17h 20m

$459

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 4/22

3:25 pm-5:50 pm

2 stops31h 25m

Boston Logan Intl

Mon 4/28

7:15 pm-4:35 pm

2 stops16h 20m

$467

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 5/2

5:50 pm-8:40 pm

Nonstop7h 50m

Boston Logan Intl

Mon 5/5

9:35 pm-9:25 am

Nonstop6h 50m

$474

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 3/18

6:30 am-6:42 pm

2 stops16h 12m

Boston Logan Intl

Tue 3/25

2:41 pm-8:25 am

2 stops13h 44m

$483

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 3/3

6:30 am-1:21 pm

1 stop11h 51m

Boston Logan Intl

Mon 3/10

9:10 pm-7:55 am

Nonstop6h 45m

$486

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 3/17

1:45 pm-9:20 pm

1 stop11h 35m

Boston Logan Intl

Fri 4/4

6:28 pm-11:45 am

1 stop12h 17m

$487

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 3/3

10:35 am-1:20 pm

Nonstop7h 45m

Boston Logan Intl

Mon 3/10

11:00 pm-9:30 am

Nonstop6h 30m

$489

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 3/7

6:50 am-2:58 pm

2 stops13h 08m

Boston Logan Intl

Tue 3/11

5:35 pm-7:10 am

1 stop9h 35m

$490

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 3/24

6:40 pm-9:20 pm

1 stop30h 40m

Boston Logan Intl

Mon 3/31

9:40 pm-1:00 pm

1 stop10h 20m

$499

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 22 results
1
2
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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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
oojoPrice Accuracy3 starsTrust Score*2 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 February 14, 2025.

Booking 60 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 February 19, 2025.

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 evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 15% 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 February 16, 2025.

Travelers seeking maximum savings on their London Heathrow Airport to Boston flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday 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 February 19, 2025.

The most flights from LHR to BOS are scheduled on a Tuesday (32 on average). You will have fewer flight options on Sunday, 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 February 19, 2025.
To help decide which airline to fly from London to Boston, see what other customers have to say about Delta, KLM and Finnair. 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
8,236 reviews

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

Delta
8.0
Very good
8,236 reviews
Delta
8.0
Very good
8,236 reviews

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,236 reviews

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

Finnair
7.6
Good
1,274 reviews
Delta
8.0
Very good
8,236 reviews

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

Austrian Airlines
7.6
Good
774 reviews
Delta
8.0
Very good
8,236 reviews

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

SWISS
7.5
Good
1,573 reviews
Delta
8.0
Very good
8,236 reviews

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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 27 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, Icelandair ($448), Lufthansa ($466), and Scandinavian Airlines ($472) offers the cheapest pricing from London Heathrow Airport to Boston. Icelandair is currently priced 29% 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 $378 on Vueling. Other airlines that offer cheap prices include Aer Lingus from $470 and Icelandair from $485 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: Malaysia Airlines (100%), Gulf Air (88%), KLM( 87%).

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

    The cheapest flight price from London Heathrow Airport to Boston is $484. On average you can expect to pay $1,257. The most popular route, (London Heathrow - Boston Logan Intl), can usually be booked for $286.

  • 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Warwick
Marlborough
Brockton
Waltham
Cambridge
Sturbridge
Framingham
Somerville
Chestnut Hill
Seekonk
Randolph
Lowell
Watertown
West Yarmouth
Woburn
Saco
Seabrook
Salem
Brookline
Fall River

Browse thousands of different options on Cheapflights for your next trip

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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 February 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$355Average$578FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$418Average$555FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$454Average$512FlexibilityNo cancel feeOn-time76%
IberiaCheapest$481Average$645FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$483Average$723FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$484Average$651FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$492Average$626FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$497Average$888FlexibilityNo cancel feeOn-time77%
KLMCheapest$501Average$592FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$516Average$854FlexibilityNo cancel feeOn-time62%
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