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$433+ 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOS
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Find cheap flights from Heathrow to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from London Heathrow to Boston Logan Intl are usually found in February or September, booked 50 days in advance, depart on a Wednesday or Thursday 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 November 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$479
(oojo)

One-way from

$433
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$584

Good round-trip deal

$686 or less

Good one-way deal

$521 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. 4% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:55 pmLHR - BOS
1 stop23h 40mTAP AIR PORTUGAL
Sat 11/2910:25 pmBOS - LHR
1 stop12h 05mTAP AIR PORTUGAL
Deal found 11/20$480
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:55 pmLHR - BOS
1 stop23h 40mTAP AIR PORTUGAL
Fri 1/910:45 pmBOS - LHR
1 stop13h 45mTAP AIR PORTUGAL
Deal found 11/18$482
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:15 pmLHR - BOS
1 stop27h 20mIcelandair
Wed 12/107:50 pmBOS - LHR
1 stop18h 40mIcelandair
Deal found 11/18$483
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:15 pmLHR - BOS
1 stop10h 35mIcelandair
Wed 12/37:50 pmBOS - LHR
1 stop10h 00mIcelandair
Deal found 11/18$484
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2612:15 pmLHR - BOS
1 stop27h 20mIcelandair
Mon 12/17:50 pmBOS - LHR
1 stop18h 40mIcelandair
Deal found 11/18$485
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/258:35 pmLHR - BOS
1 stop19h 00mIcelandair
Mon 12/17:50 pmBOS - LHR
1 stop10h 00mIcelandair
Deal found 11/18$486
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:35 pmLHR - BOS
1 stop26h 15mIcelandair
Tue 12/97:50 pmBOS - LHR
1 stop10h 00mIcelandair
Deal found 11/18$487
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:35 pmLHR - BOS
1 stop26h 15mIcelandair
Tue 12/97:50 pmBOS - LHR
1 stop10h 00mIcelandair
Deal found 11/19$488
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/88:35 pmLHR - BOS
1 stop26h 15mIcelandair
Mon 12/157:50 pmBOS - LHR
1 stop18h 40mIcelandair
Deal found 11/18$490
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/68:35 pmLHR - BOS
1 stop19h 00mIcelandair
Wed 12/1711:35 amBOS - LHR
1 stop18h 15mIcelandair
Deal found 11/19$491
This Cheapflightsfares deal was found by Cheapflights users on 11/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/258:35 pmLHR - BOS
1 stop19h 00mIcelandair
Tue 12/27:50 pmBOS - LHR
1 stop10h 00mIcelandair
Deal found 11/18$492
This Kiwi.com deal was found by Cheapflights users on 11/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/291:40 pmLHR - BOS
1 stop29h 55mTAP AIR PORTUGAL
Sat 12/610:25 pmBOS - LHR
1 stop33h 15mTAP AIR PORTUGAL
Deal found 11/20$493

Cheapflights Fare Finder

 
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 November 20, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Boston that are best for you.

Fly from

Heathrow

Fly to

Boston

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 1/18

12:15 pm-5:50 pm

1 stop10h 35m

Boston Logan Intl

Fri 1/30

7:50 pm-10:50 am

1 stop10h 00m

$521

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 1/21

12:15 pm-5:50 pm

1 stop10h 35m

Boston Logan Intl

Sun 1/25

7:50 pm-7:30 pm

1 stop18h 40m

$522

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 4/21

1:05 pm-6:50 pm

1 stop10h 45m

Boston Logan Intl

Sun 5/3

8:50 pm-11:55 am

1 stop10h 05m

$540

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 4/21

1:05 pm-6:50 pm

1 stop10h 45m

Boston Logan Intl

Sat 5/2

8:50 pm-8:20 pm

1 stop18h 30m

$540

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 4/19

9:25 pm-10:10 pm

1 stop29h 45m

Boston Logan Intl

Fri 5/1

8:50 pm-11:55 am

1 stop10h 05m

$541

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 2/18

9:00 am-8:20 pm

1 stop16h 20m

Boston Logan Intl

Wed 2/25

12:05 pm-6:40 am

2 stops13h 35m

$544

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 12/10

12:15 pm-5:50 pm

1 stop10h 35m

Boston Logan Intl

Sat 1/17

7:50 pm-10:50 am

1 stop10h 00m

$567

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 4/23

7:05 am-3:35 pm

2 stops13h 30m

Boston Logan Intl

Mon 4/27

5:40 pm-4:25 pm

2 stops17h 45m

$578

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 2/19

1:30 pm-3:55 pm

Nonstop7h 25m

Boston Logan Intl

Thu 2/26

9:35 pm-9:15 am

Nonstop6h 40m

$581

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 1/12

1:30 pm-4:15 pm

Nonstop7h 45m

Boston Logan Intl

Tue 1/20

9:35 pm-9:15 am

Nonstop6h 40m

$582

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 24 results
1
2
3

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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
oojoPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on London Heathrow Airport-Boston flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Boston

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 November 14, 2025.

Booking 50 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Boston (average of $424). Flying from London Heathrow Airport to Boston in July is currently the most expensive (average of $502). 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 November 20, 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 5% 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 November 2, 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. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from London Heathrow Airport to Boston?

The best insider tips for London Heathrow Airport to Boston flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Boston trip
Airlines
British Airways

World Traveller Plus offers extra seat width and legroom, ideal for more comfort.


Club Suite features solo pods with a door for privacy, available on most 777s and A350s.

Read more about British Airwaysby Gabriel Leigh
Virgin Atlantic

Economy Delight offers extra legroom, priority boarding, and a checked bag included.


Upper Class provides lie-flat beds and a four-course meal for a premium experience.

Read more about Virgin Atlanticby Blane Bachelor
Airports
LHR

Heathrow's strict security means long lines. Ensure liquids are in one bag and remove suspicious items to avoid delays.

Read more about LHRby Ramsey Qubein
BOS

BOS offers easy access to downtown Boston via rideshares, public transit, and a unique water taxi service.

Read more about BOSby Paul Rubio
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on British Airways

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Blane Bachelor

Blane Bachelor

Expert on Virgin Atlantic

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Paul Rubio

Paul Rubio

Expert on BOS

Paul Rubio

Paul Rubio

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more

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 November 20, 2025.
Peruse reviews from past customers who have flown with Delta, Virgin Atlantic, and American Airlines from London Heathrow Airport to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Virgin Atlantic
7.5
Good
674 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,902 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,533 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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. 9 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 28 inbound flights from London Heathrow per day.

  • How long is the flight from London Heathrow Airport to Boston?

    Airlines like Icelandair fly from London Heathrow Airport to Boston in about 10h 35m. The time it takes to get you to your destination can typically vary by up to . The distance between London Heathrow Airport and Boston is about 3254 mi.

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

    According to our current data, Finnair ($404), Aer Lingus ($412), and Icelandair ($445) offers the cheapest pricing from London Heathrow Airport to Boston. Finnair is currently priced 34% 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 $436 on LEVEL. Other airlines that offer cheap prices include United Airlines from $436 and British Airways from $437 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: Gulf Air (97%), Malaysia Airlines (95%), Scandinavian Airlines( 92%).

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

    The cheapest flight price from London Heathrow Airport to Boston is $453. On average you can expect to pay $1,612. The most popular route, (London Heathrow - Boston Logan Intl), can usually be booked for $441.

  • 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Boston (average of $424). Flying from London Heathrow Airport to Boston in July is currently the most expensive (average of $502). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Peabody
Quincy
York Beach
Warwick
Swansea
Old Orchard Beach
Brockton
Waltham
Chelsea

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Heathrow to Boston

Discover the top 9 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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$404Average$676FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$412Average$761FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$445Average$477FlexibilityNo cancel feeOn-time76%
JetBlueCheapest$478Average$870FlexibilityNo cancel feeOn-time62%
British AirwaysCheapest$480Average$626FlexibilityNo cancel feeOn-time70%
DeltaCheapest$481Average$739FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$486Average$641FlexibilityNo cancel feeOn-time71%
IberiaCheapest$539Average$637FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$551Average$799FlexibilityNo cancel feeOn-time72%

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