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Cheap flights from Massachusetts to London from £158

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 30/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LON
5 Dec — 12 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Massachusetts to London

Enter your travel dates to find the best prices.

Cheapest flights from Massachusetts to London
Explore the most affordable flight options available from Massachusetts to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2025.

Sun 9/1121:50BOS - LHR
1 stop10h 10mSWISS
Wed 12/1112:05LHR - BOS
1 stop13h 15mSWISS
Deal found 3/11£375
Thu 13/1110:45BOS - STN
2 stops21h 35mMultiple Airlines
Tue 18/1121:45STN - BOS
3 stops26h 27mMultiple Airlines
Deal found 3/11£375
Wed 3/1219:50BOS - LHR
1 stop18h 40mIcelandair
Tue 13/112:15LHR - BOS
1 stop10h 35mIcelandair
Deal found 3/11£376
Thu 4/1210:15BOS - STN
3 stops27h 40mMultiple Airlines
Sun 7/1206:10STN - BOS
2 stops17h 25mMultiple Airlines
Deal found 2/11£376
Fri 12/1219:15BOS - LHR
Nonstop6h 45mIberia
Mon 15/1211:25LHR - BOS
1 stop13h 25mIberia
Deal found 3/11£376
Wed 12/1119:50BOS - LTN
2 stops22h 15mMultiple Airlines
Wed 19/1106:50LTN - BOS
2 stops16h 00mMultiple Airlines
Deal found 3/11£377
Sat 8/1105:30BOS - LHR
1 stop20h 10mMultiple Airlines
Fri 14/1106:00LHR - BOS
1 stop19h 20mMultiple Airlines
Deal found 3/11£377
Tue 18/1121:50BOS - LHR
1 stop10h 10mSWISS
Sun 23/1109:00LHR - BOS
1 stop16h 00mSWISS
Deal found 3/11£378
Wed 19/1105:30BOS - LHR
1 stop20h 40mUnited Airlines
Sun 23/1109:00LHR - BOS
1 stop16h 00mUnited Airlines
Deal found 3/11£379
Thu 20/1106:15BOS - STN
2 stops32h 50mMultiple Airlines
Thu 27/1106:30STN - BOS
2 stops18h 30mMultiple Airlines
Deal found 2/11£379
Thu 13/1115:40BOS - LHR
1 stop10h 30mMultiple Airlines
Tue 18/1109:00LHR - BOS
2 stops15h 12mMultiple Airlines
Deal found 3/11£379
Sun 9/1122:20BOS - LGW
1 stop12h 15mMultiple Airlines
Wed 12/1121:40LGW - BOS
2 stops20h 40mMultiple Airlines
Deal found 3/11£379

Cheap flight deals from Massachusetts to London

Keep the following information in mind while searching for Massachusetts to London flight deals. Data was last updated 5 November 2025.

Round-trip from

£374

One-way from

£158

Popular in

June

Cheapest in

January

Average price

£447

Good round-trip deal

£420 or less

Good one-way deal

£184 or less
Aer Lingus
  • Aer Lingus
  • 17/1-25/1
  • 2 total stops
  • 23h 50m total
  • Massachusetts to London
Search Deals
Virgin Atlantic
  • Virgin Atlantic
  • 30/11
  • 1 total stop
  • 17h 45m total
  • Massachusetts to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Massachusetts to London (LON).
Search Deals
Price to beat on a one-way flight from Massachusetts to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Massachusetts to London 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 5 November 2025.
Use the filters below to find and compare flights from Massachusetts to London that are best for you.

Fly from

Massachusetts

Fly to

London

Route

Depart

Return

Price

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Thu 26/2

13:00-13:20

2 stops19h 20m

London Luton

Tue 3/3

09:00-20:20

2 stops16h 20m

£375

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 5/12

15:40-07:10

1 stop10h 30m

London Heathrow

Fri 12/12

13:45-20:00

1 stop11h 15m

£379

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Sun 26/4

23:30-14:15

1 stop9h 45m

London Stansted

Sun 3/5

13:20-18:45

1 stop10h 25m

£379

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Thu 20/11

06:15-20:05

2 stops32h 50m

London Stansted

Thu 27/11

06:30-20:00

2 stops18h 30m

£379

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Sat 25/4

17:30-07:30

1 stop9h 00m

London Luton

Sat 2/5

14:25-22:00

1 stop12h 35m

£379

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 20/2

19:12-06:55

Nonstop6h 43m

London Heathrow

Sun 1/3

09:20-12:16

Nonstop7h 56m

£384

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 2/12

20:00-07:50

Nonstop6h 50m

London Heathrow

Tue 9/12

09:00-16:20

1 stop12h 20m

£386

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 3/12

20:00-07:50

Nonstop6h 50m

London Heathrow

Wed 10/12

08:55-16:20

1 stop12h 25m

£386

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 5/12

19:10-06:50

Nonstop6h 40m

London Heathrow

Tue 9/12

09:00-16:20

1 stop12h 20m

£386

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 7/12

18:55-06:30

Nonstop6h 35m

London Heathrow

Sat 13/12

17:05-19:45

Nonstop7h 40m

£392

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 60 results
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Best time to book a flight from Massachusetts to London

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

Cheapflights Insights

Everything you need to know about your flight from Massachusetts to London

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

Currently, August is the cheapest month in which you can book a flight from Massachusetts to London (average of £238). Flying from Massachusetts to London in June is currently the most expensive (average of £429). 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 LON?

Find hourly flight availability from Massachusetts to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 November 2025.

One of the essential ways to save on airfare from Massachusetts to London is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the afternoon could potentially save you up to 34% on airfare.

Weekly flight availability from Massachusetts to London

Explore weekly flight availability from Massachusetts to London. 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 5 November 2025.

The most flights from USMA to LON are scheduled on a Monday (32 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (24 on average).

Related info for your journey

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

  • How long is the flight from Massachusetts to London?

    For as low as £384, United Airlines can have you in London from Massachusetts in 6h 43m. There are 3254 mi between Massachusetts and London. This flight may include one or multiple stops.

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

    The cheapet airlines for a one-way flight from Massachusetts to London are SWISS (£159), United Airlines (£161), and Icelandair (£163).

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

    The most popular route from Massachusetts to London is Boston Logan Intl - London Heathrow. You may also consider Boston Logan Intl - London Gatwick or Boston Logan Intl - London City.

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

    Consider Scandinavian Airlines (88%), Air France (88%) or Delta (87%) when booking your flight. These represent the most reliable airlines when flying from Massachusetts to London.

  • What are the cheapest flights from Massachusetts to London?

    The cheapest flight price from Massachusetts to London is £133. On average you can expect to pay £651. The most popular route, (Boston Logan Intl - London Heathrow), can usually be booked for £279.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Massachusetts to London 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?

    Currently, August is the cheapest month in which you can book a flight from Massachusetts to London (average of £238). Flying from Massachusetts to London in June is currently the most expensive (average of £429). 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?

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Alternative routes for Massachusetts to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Massachusetts to London

Discover the top 8 airlines that operate flights from Massachusetts to London. 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 5 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£236Average£652FlexibilityNo cancel feeOn-time77%
Search Air France flights
IcelandairCheapest£265Average£407FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Virgin AtlanticCheapest£360Average£495FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
JetBlueCheapest£364Average£421FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£367Average£596FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£369Average£587FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£385Average£530FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£437Average£587FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Massachusetts to London?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Massachusetts today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Massachusetts to London?

Cheapflights helps you find that perfect flight to London from Massachusetts by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Massachusetts to London with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Massachusetts to London, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Massachusetts to London become cheaper?

Of course! You can now track prices for flights from Massachusetts to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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