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$222+ Cheap flights from Massachusetts to Heathrow (LHR)

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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LHR
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Massachusetts to Heathrow

Keep the following information in mind while searching for Massachusetts to Heathrow flight deals. Data was last updated July 3, 2025.

Round-trip from

$510
(JetBlue)

One-way from

$223
(Air Canada)

Popular in

June

Cheapest in

January

Average price

$740

Good round-trip deal

$546 or less

Good one-way deal

$351 or less
From Massachusetts to London Heathrow
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One-way flight from Massachusetts to London Heathrow
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Highest demand for flights based on searches. 13% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Massachusetts to London Heathrow.
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Price to beat on a one-way flight from Massachusetts to London Heathrow.
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Find flight deals from Massachusetts to Heathrow

Cheapest flights from Massachusetts to Heathrow
Explore the most affordable flight options available from Massachusetts to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This oojo deal was found by Cheapflights users on 7/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/218:50 pmBOS - LHR
1 stop10h 05mIcelandair
Mon 8/259:25 pmLHR - BOS
1 stop19h 10mIcelandair
Deal found 7/3$514
This JetBlue deal was found by Cheapflights users on 7/3. 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 8/135:14 amBOS - LHR
1 stop10h 31mJetBlue
Tue 9/28:25 amLHR - BOS
Nonstop7h 39mJetBlue
Deal found 7/3$515
This Delta deal was found by Cheapflights users on 7/1. 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.
Fri 8/151:25 pmBOS - LHR
1 stop12h 50mDelta
Fri 8/228:40 amLHR - BOS
1 stop14h 45mDelta
Deal found 7/1$517
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 8/145:50 amBOS - LHR
1 stop23h 10mUnited Airlines
Wed 8/206:50 amLHR - BOS
2 stops15h 44mUnited Airlines
Deal found 7/1$519
This KLM deal was found by Cheapflights users on 6/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/107:10 pmBOS - LHR
Nonstop6h 35mMultiple Airlines
Sun 8/249:40 amLHR - BOS
Nonstop7h 35mMultiple Airlines
Deal found 6/30$520
This Finnair deal was found by Cheapflights users on 7/1. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/108:10 pmBOS - LHR
Nonstop6h 40mFinnair
Tue 8/198:55 amLHR - BOS
Nonstop7h 30mFinnair
Deal found 7/1$521
This Cheapflightsfares deal was found by Cheapflights users on 7/2. 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.
Fri 8/297:45 pmBOS - LHR
Nonstop6h 35mBritish Airways
Wed 9/38:55 amLHR - BOS
Nonstop7h 20mBritish Airways
Deal found 7/2$523
This CrystalTravel deal was found by Cheapflights users on 7/1. 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.
Wed 7/238:05 pmBOS - LHR
1 stop16h 00mLufthansa
Wed 8/139:00 amLHR - BOS
1 stop13h 40mLufthansa
Deal found 7/1$525
This Air Canada deal was found by Cheapflights users on 7/3. 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 9/2210:20 amBOS - LHR
2 stops15h 15mAir Canada
Sun 12/141:25 pmLHR - BOS
2 stops14h 12mAir Canada
Deal found 7/3$533
This Austrian Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 9/42:40 pmBOS - LHR
2 stops37h 20mAustrian Airlines
Wed 9/176:00 amLHR - BOS
1 stop12h 50mAustrian Airlines
Deal found 7/1$537
This Cheapflightsfares deal was found by Cheapflights users on 7/2. 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.
Mon 8/115:02 pmBOS - LHR
1 stop11h 03mIberia
Mon 8/188:55 amLHR - BOS
Nonstop7h 30mIberia
Deal found 7/2$544
This SWISS deal was found by Cheapflights users on 7/2. 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.
Sat 7/265:05 pmBOS - LHR
1 stop18h 20mSWISS
Sun 8/38:05 pmLHR - BOS
1 stop28h 50mSWISS
Deal found 7/2$546

Cheapflights Fare Finder

Customize your flight search to find flights from Massachusetts to Heathrow 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 July 3, 2025.
Use the filters below to find and compare flights from Massachusetts to London Heathrow Airport that are best for you.

Fly from

Massachusetts

Fly to

Heathrow

Route

Depart

Return

Price

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 8/23

6:40 pm-6:30 am

Nonstop6h 50m

London Heathrow

Sun 8/31

8:25 am-11:04 am

Nonstop7h 39m

$510

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 10/2

6:55 pm-11:50 am

1 stop11h 55m

London Heathrow

Sat 10/11

10:50 am-5:40 pm

1 stop11h 50m

$511

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 9/2

9:55 pm-9:30 am

Nonstop6h 35m

London Heathrow

Wed 9/17

10:50 am-7:50 pm

1 stop14h 00m

$512

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 10/14

10:45 pm-10:30 am

Nonstop6h 45m

London Heathrow

Fri 10/17

8:40 am-6:20 pm

1 stop14h 40m

$513

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 8/11

8:50 pm-11:55 am

1 stop10h 05m

London Heathrow

Sun 8/24

1:05 pm-6:50 pm

1 stop10h 45m

$514

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 8/10

8:10 pm-7:50 am

Nonstop6h 40m

London Heathrow

Tue 8/19

8:55 am-11:25 am

Nonstop7h 30m

$520

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 9/14

12:15 pm-6:30 am

2 stops13h 15m

London Heathrow

Wed 9/24

9:30 am-2:30 pm

1 stop10h 00m

$527

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 9/19

5:10 pm-9:40 pm

1 stop23h 30m

London Heathrow

Sun 9/28

7:30 pm-1:50 pm

1 stop23h 20m

$533

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 8/11

5:02 pm-9:05 am

1 stop11h 03m

London Heathrow

Sun 8/17

8:55 am-11:25 am

Nonstop7h 30m

$544

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 7/26

9:40 pm-7:55 am

1 stop29h 15m

London Heathrow

Fri 8/8

6:00 am-7:55 pm

1 stop18h 55m

$546

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 59 results
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Best time to book a flight from Massachusetts to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Massachusetts 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 Massachusetts to London Heathrow Airport

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

Currently, November is the cheapest month in which you can book a flight from Massachusetts to London Heathrow Airport (average of $661). Flying from Massachusetts to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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 MA to LHR?

Find hourly flight availability from Massachusetts to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from Massachusetts to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Massachusetts to London Heathrow Airport

Explore weekly flight availability from Massachusetts to Heathrow. 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 July 3, 2025.

The most flights from USMA to LHR are scheduled on a Wednesday (36 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (23 on average).

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

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated July 3, 2025.
Read through reviews of airlines operating flights from Massachusetts to London Heathrow Airport, such as Delta, KLM, and Austrian Airlines. 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
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
809 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,306 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $223. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Massachusetts to London Heathrow Airport for a low price.

  • What are the most popular routes from Massachusetts to London Heathrow Airport?

    While some choose either Hartford Bradley Intl - London Heathrow or Albany Intl - London Heathrow, Boston Logan Intl - London Heathrow is the most popular route from Massachusetts to London Heathrow Airport.

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

    The top 3 most reliable airlines when flying from Massachusetts to London Heathrow Airport are JetBlue (95%), TAP AIR PORTUGAL (95%) and KLM (85%).

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

    Looking at all options, your cheapest flight can be booked for $263. While the most popular route (Boston Logan Intl - London Heathrow) can be booked for $320 on average our data indicates $3,165 when flying from Massachusetts to London Heathrow Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Massachusetts to Heathrow 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 Massachusetts to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Massachusetts to London Heathrow Airport (average of $661). Flying from Massachusetts to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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 Massachusetts?

Book flights to Massachusetts if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Folkestone
Borehamwood
Broadway
Aylesbury
Chelmsford
Brentwood
Chichester
Swindon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Massachusetts to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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John F Kennedy Intl to Gatwick flights
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Newark to London City flights
Boston to Gatwick flights
John F Kennedy Intl to Luton flights
Miami to Heathrow flights
Dulles Intl to Gatwick flights
Atlanta to Heathrow flights
Reagan-National to Heathrow flights
Dulles Intl to London City flights
Hobby to Heathrow flights
Denver to Heathrow flights
Orlando to Heathrow flights
Philadelphia to Heathrow flights
Baltimore to Gatwick flights
Boston to London City flights
Los Angeles to London City flights
Reagan-National to Gatwick flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
Los Angeles to Gatwick flights
Newark to Stansted flights
San Francisco to Gatwick flights
Seattle to Gatwick flights
George Bush Intcntl to Heathrow flights
San Francisco to London City flights
Dallas/Fort Worth to Gatwick flights
Minneapolis to Heathrow flights
Newark to Luton flights
Seattle to London City flights
Orlando to Gatwick flights
Midway to Heathrow flights
Sky Harbor Intl to Heathrow flights
Charlotte to Heathrow flights
Detroit to Heathrow flights
Hobby to Gatwick flights

Top 10 airlines flying from Massachusetts to Heathrow

Discover the top 10 airlines that operate flights from Massachusetts to Heathrow. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$290Average$585FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$325Average$507FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$356Average$578FlexibilityNo cancel feeOn-time76%
PLAYCheapest$363Average$464FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$383Average$646FlexibilityNo cancel feeOn-time72%
KLMCheapest$387Average$595FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$391Average$608FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$393Average$656FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$394Average$649FlexibilityNo cancel feeOn-time62%
DeltaCheapest$398Average$671FlexibilityNo cancel feeOn-timeN/A

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