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Cheap flights from London Heathrow Airport to Boston from £250

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOS
21 Jan — 28 Jan1
1 adult

The best prices from London Heathrow to Boston Logan Intl are usually found in February or September, booked 65 days in advance, depart on a Wednesday or Thursday and return on a Sunday

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 16 January 2025.

Round-trip from

£375

One-way from

£250

Popular in

July

Cheapest in

February

Average price

£448
Icelandair
  • Icelandair
  • 7/3-13/3
  • 2 total stops
  • 37h 25m total
  • London to Boston
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10/2
  • 10/2
  • 3 total stops
  • 24h 55m total
  • London to Boston
Search Deals
High demand for flights, 17% 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 January 2025
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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 16 January 2025.

Wed 10/907:25LHR - BOS
1 stop15h 15mLufthansa
Wed 24/922:00BOS - LHR
1 stop11h 40mLufthansa
Deal found 16/1£375
Mon 27/114:45LHR - BOS
1 stop30h 50mVirgin Atlantic
Mon 3/220:10BOS - LHR
Nonstop6h 45mVirgin Atlantic
Deal found 15/1£375
Mon 27/106:30LHR - BOS
1 stop12h 05mKLM
Wed 5/219:25BOS - LHR
Nonstop6h 40mKLM
Deal found 15/1£378
Mon 27/106:30LHR - BOS
1 stop12h 05mDelta
Wed 5/219:25BOS - LHR
Nonstop6h 40mDelta
Deal found 15/1£379
Tue 4/211:25LHR - BOS
Nonstop7h 35mBritish Airways
Thu 20/218:25BOS - LHR
Nonstop6h 30mBritish Airways
Deal found 14/1£381
Thu 1/513:05LHR - BOS
1 stop10h 45mIcelandair
Sun 4/523:35BOS - LHR
1 stop15h 45mIcelandair
Deal found 15/1£382
Wed 23/409:00LHR - BOS
1 stop11h 05mAir France
Tue 6/519:00BOS - LHR
Nonstop6h 45mAir France
Deal found 15/1£384
Wed 3/913:10LHR - BOS
1 stop11h 40mAmerican Airlines
Wed 1/1017:48BOS - LHR
1 stop9h 27mAmerican Airlines
Deal found 15/1£385
Mon 27/111:25LHR - BOS
Nonstop7h 35mFinnair
Wed 5/219:36BOS - LHR
1 stop9h 49mFinnair
Deal found 16/1£392
Tue 2/909:30LHR - BOS
2 stops13h 10mUnited Airlines
Wed 1/1015:20BOS - LHR
1 stop13h 40mUnited Airlines
Deal found 15/1£393
Thu 15/508:45LHR - BOS
1 stop11h 40mMultiple Airlines
Thu 22/517:50BOS - LHR
1 stop9h 50mMultiple Airlines
Deal found 15/1£398
Thu 24/406:50LHR - BOS
2 stops15h 02mAir Canada
Tue 6/515:20BOS - LHR
1 stop10h 10mAir Canada
Deal found 15/1£408

Find flights from Heathrow to Boston within your budget

Customise 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 858,174 searches. Data last updated 16 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 7/3

20:40-10:35

1 stop18h 55m

Boston Logan Intl

Thu 13/3

21:00-19:30

1 stop18h 30m

£375

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 27/1

14:45-16:35

1 stop30h 50m

Boston Logan Intl

Mon 3/2

20:10-07:55

Nonstop6h 45m

£375

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 27/1

06:30-13:35

1 stop12h 05m

Boston Logan Intl

Wed 5/2

19:25-07:05

Nonstop6h 40m

£378

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 27/1

06:30-13:35

1 stop12h 05m

Boston Logan Intl

Wed 5/2

19:25-07:05

Nonstop6h 40m

£379

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 20/4

20:25-17:40

1 stop26h 15m

Boston Logan Intl

Wed 7/5

20:05-17:05

1 stop16h 00m

£380

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 4/2

11:25-14:00

Nonstop7h 35m

Boston Logan Intl

Thu 20/2

18:25-05:55

Nonstop6h 30m

£381

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 23/4

09:00-15:05

1 stop11h 05m

Boston Logan Intl

Tue 6/5

19:00-06:45

Nonstop6h 45m

£384

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 27/1

11:25-14:00

Nonstop7h 35m

Boston Logan Intl

Wed 5/2

19:36-10:25

1 stop9h 49m

£392

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 15/5

08:45-15:25

1 stop11h 40m

Boston Logan Intl

Thu 22/5

17:50-08:40

1 stop9h 50m

£398

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 5/2

15:00-09:42

2 stops23h 42m

Boston Logan Intl

Mon 10/2

15:40-11:50

2 stops15h 10m

£402

Flights are sorted by cheapest return flights first.

Deals found on 15/1

Showing 1-10 of 26 results
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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 return 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 return flight from Heathrow to Boston. Price data was last updated on 10 January 2025.

The best time to book flights from London Heathrow Airport to Boston is 65 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Boston (average of £10). Flying from London Heathrow Airport to Boston in July is currently the most expensive (average of £724). 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 16 January 2025.

When flying from London Heathrow Airport to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 5% versus a flight in the afternoon.

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

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

Travellers seeking maximum savings on their London Heathrow Airport to Boston flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons 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 16 January 2025.

The most flights from LHR to BOS are scheduled on a Monday (36 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (28 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 78.0 - 101.0 inches per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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 16 January 2025.
Peruse reviews from past customers who have flown with British Airways, Delta and Austrian Airlines from London 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
8.0
Very Good
8,511 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

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
8,511 reviews
Delta
8.0
Very Good
8,511 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

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
1,339 reviews
Delta
8.0
Very Good
8,511 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

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

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very Good
8,511 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

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
786 reviews
Delta
8.0
Very Good
8,511 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

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

SWISS
7.5
Good
1,597 reviews
Delta
8.0
Very Good
8,511 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.9

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?

    Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from London Heathrow. On average, Logan Intl has 30 inbound flights from London Heathrow per day from 17 airlines. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

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

    Our cheapest airline available from London Heathrow Airport to Boston is Icelandair. Our recent data shows that you can find tickets from as low as £375 on this airline. Additional options worth looking into are Virgin Atlantic and KLM, starting at £375 and £378 round-trip. Icelandair is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • 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 £252 on Vueling. Other airlines that offer cheap prices include Icelandair from £330 and Aer Lingus from £362 one-way.

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

    Consider JetBlue (90%), TAP AIR PORTUGAL (90%) or Gulf Air (85%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Boston.

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

    The cheapest flight price from London Heathrow Airport to Boston is £386. On average you can expect to pay £1,356. The most popular route, (London Heathrow - Boston Logan Intl), can usually be booked for £321.

  • 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 holiday 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, October is the cheapest month in which you can book a flight from London Heathrow Airport to Boston (average of £10). Flying from London Heathrow Airport to Boston in July is currently the most expensive (average of £724). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Cambridge
Chelsea
Burlington
Chelmsford
Kittery

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Fly from Heathrow to Boston on these airlines

Choose from the following airlines for your flight from Heathrow to Boston. Flights are based on user searches made on Cheapflights and were last updated on 16 January 2025.
British Airways flights from London Heathrow to Boston Logan Intl
Virgin Atlantic flights from London Heathrow to Boston Logan Intl
Finnair flights from London Heathrow to Boston Logan Intl

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 858,174 searches. Data last updated 16 January 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£284Average£418FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
TAP AIR PORTUGALCheapest£306Average£404FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
DeltaCheapest£332Average£552FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapest£366Average£503FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£368Average£494FlexibilityNo cancel feeOn-time77%
Search Air France flights
Virgin AtlanticCheapest£374Average£515FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air CanadaCheapest£374Average£468FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest£376Average£562FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IcelandairCheapest£377Average£465FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Scandinavian AirlinesCheapest£378Average£531FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Boston?

Cheapflights makes it easy to find Heathrow to Boston flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Boston?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from Heathrow.

Can Cheapflights find flights from Heathrow to Boston with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Boston flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Boston become cheaper?

Yes! Start tracking prices for Heathrow to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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