Cheap flights from Massachusetts to London from £148

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to London departing on 25/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Multiple Airlines Logo
17:10 - 14:20BOS-LHR
16h 10m1 stop
Multiple Airlines Logo
07:30 - 16:00LHR-BOS
13h 30m1 stop
£345Multiple Airlines
Find Deal
Fri, 17 Oct - Sun, 19 Oct
Multiple Airlines Logo
17:10 - 10:20BOS-LGW
12h 10m1 stop
Multiple Airlines Logo
08:50 - 18:55LGW-BOS
15h 05m1 stop
£345Multiple Airlines
Find Deal
Fri, 7 Nov - Thu, 13 Nov
TAP AIR PORTUGAL Logo
18:10 - 10:20BOS-LHR
11h 10m1 stop
TAP AIR PORTUGAL Logo
12:25 - 20:10LHR-BOS
12h 45m1 stop
£345TAP AIR PORTUGAL
Find Deal
Fri, 24 Oct - Fri, 7 Nov
Lufthansa Logo
20:05 - 14:40BOS-LHR
13h 35m2 stops
Lufthansa Logo
07:25 - 15:55LHR-BOS
13h 30m2 stops
£346Lufthansa
Find Deal
Tue, 14 Oct - Thu, 16 Oct
Aer Lingus Logo
18:35 - 09:05BOS-LHR
9h 30m1 stop
Aer Lingus Logo
09:50 - 15:30LHR-BOS
10h 40m1 stop
£347Aer Lingus
Find Deal
Mon, 13 Oct - Sat, 18 Oct
Aer Lingus Logo
20:25 - 09:15BOS-LHR
8h 50m1 stop
Aer Lingus Logo
10:00 - 17:50LHR-BOS
11h 50m1 stop
£348Aer Lingus
Find Deal
Mon, 27 Oct - Sat, 1 Nov
TAP AIR PORTUGAL Logo
18:05 - 09:50BOS-LGW
10h 45m1 stop
TAP AIR PORTUGAL Logo
16:35 - 14:35LGW-BOS
27h 00m1 stop
£348TAP AIR PORTUGAL
Find Deal
Mon, 10 Nov - Tue, 18 Nov
SWISS Logo
21:50 - 17:50BOS-LGW
15h 00m1 stop
SWISS Logo
18:40 - 20:20LGW-BOS
30h 40m1 stop
£353SWISS
Find Deal
Mon, 10 Nov - Mon, 17 Nov
SWISS Logo
21:40 - 17:50BOS-LGW
15h 10m1 stop
SWISS Logo
18:40 - 15:25LGW-BOS
25h 45m1 stop
£381SWISS
Find Deal
Tue, 14 Oct - Thu, 23 Oct
Lufthansa Logo
16:20 - 16:40BOS-LCY
19h 20m1 stop
Lufthansa Logo
09:40 - 18:35LCY-BOS
13h 55m2 stops
£386Lufthansa
Find Deal
Tue, 25 Nov - Thu, 27 Nov

Air Canada flights from Massachusetts to London

Our best Air Canada deals on Massachusetts to London flight tickets
Air Canada
14 Oct
BOS18:30Boston Logan Intl
10h 05m
1 stop
LHR09:35London Heathrow
21 Oct
LHR06:50London Heathrow
12h 40m
2 stops
BOS14:30Boston Logan Intl
Air Canada
20 Oct
BOS12:15Boston Logan Intl
16h 20m
2 stops
LHR09:35London Heathrow
2 Nov
LHR05:50London Heathrow
13h 02m
2 stops
BOS14:52Boston Logan Intl

United Airlines flights from Massachusetts to London

Our best United Airlines deals on Massachusetts to London flight tickets
United Airlines
2 Oct
BOS14:36Boston Logan Intl
11h 19m
1 stop
LHR06:55London Heathrow
6 Oct
LHR08:40London Heathrow
11h 45m
1 stop
BOS15:25Boston Logan Intl
United Airlines
25 Sept
BOS14:36Boston Logan Intl
15h 04m
1 stop
LHR10:40London Heathrow
1 Oct
LHR14:05London Heathrow
12h 20m
1 stop
BOS21:25Boston Logan Intl
United Airlines
25 Sept
BOS20:02Boston Logan Intl
10h 23m
1 stop
LHR11:25London Heathrow
3 Oct
LHR08:40London Heathrow
11h 45m
1 stop
BOS15:25Boston Logan Intl

momondo 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, momondo users made 279,928 searches. Data last updated 24 September 2025.
Use the filters below to find and compare flights from Massachusetts to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 17/10

17:10-14:20

1 stop16h 10m

London Heathrow

Sun 19/10

07:30-16:00

1 stop13h 30m

£345

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Fri 7/11

17:10-10:20

1 stop12h 10m

London Gatwick

Thu 13/11

08:50-18:55

1 stop15h 05m

£345

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 24/10

18:10-10:20

1 stop11h 10m

London Heathrow

Fri 7/11

12:25-20:10

1 stop12h 45m

£345

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 14/10

20:05-14:40

2 stops13h 35m

London Heathrow

Thu 16/10

07:25-15:55

2 stops13h 30m

£346

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 13/10

18:35-09:05

1 stop9h 30m

London Heathrow

Sat 18/10

09:50-15:30

1 stop10h 40m

£347

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 27/10

20:25-09:15

1 stop8h 50m

London Heathrow

Sat 1/11

10:00-17:50

1 stop11h 50m

£348

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Mon 10/11

18:05-09:50

1 stop10h 45m

London Gatwick

Tue 18/11

16:35-14:35

1 stop27h 00m

£348

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Mon 10/11

21:50-17:50

1 stop15h 00m

London Gatwick

Mon 17/11

18:40-20:20

1 stop30h 40m

£353

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Tue 14/10

21:40-17:50

1 stop15h 10m

London Gatwick

Thu 23/10

18:40-15:25

1 stop25h 45m

£381

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Tue 25/11

16:20-16:40

1 stop19h 20m

London City

Thu 27/11

09:40-18:35

2 stops13h 55m

£386

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Massachusetts to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London?

The cheapest month to fly to London from Massachusetts is in January. Flight prices, which tend to average around £399, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Massachusetts averaging around £400.

What is the cheapest day to depart on your flight to London?

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £470. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Massachusetts to London for around £568.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £494. Flights in the afternoon are often more expensive, with an average ticket price of £666.

What is the cheapest Massachusetts to London flight route?

Fly from Boston Logan Intl to London Gatwick for the best Massachusetts - London flight prices

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Massachusetts when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £472 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Massachusetts for as low as £440 on momondo.

What cabin class options are available on Massachusetts to London flights?

There are 4 cabin classes available to choose from on Massachusetts to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Massachusetts to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Massachusetts to London

Best price found

£140

Fastest flight time

6h 30m

Direct flights

Every day

Airports in London

1 airport
The best one-way flight to London from Massachusetts in the past 72 hours is £140. The best return flight deal from Massachusetts to London found on momondo in the last 72 hours is £364.
The fastest flight from Massachusetts to London takes 6h 30m
Direct flights go from Massachusetts to London every day.
There is 1 airport near London: London Heathrow (LHR)
  • When did momondo last update prices for flights from Massachusetts to London?

    Prices for flights from Massachusetts to London refresh daily.

  • How many operators does momondo search for flights from Massachusetts to London?

  • How old do you have to be to fly from Massachusetts to London?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Massachusetts to London.

  • What documentation or ID do you need to fly to London?

    The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Massachusetts to London?

Best airlines flying from Massachusetts to London

Compare and see reviews for airlines that fly from Massachusetts to London with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom £228Free CancellationRating
7.4
1,465 reviews
Search Air France flights
IcelandairPriceFrom £256Free CancellationRating
7.0
545 reviews
Search Icelandair flights
Virgin AtlanticPriceFrom £275Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £303Free CancellationRating
6.7
7,394 reviews
Search British Airways flights
KLMPriceFrom £321Free CancellationRating
7.8
1,387 reviews
Search KLM flights
JetBluePriceFrom £352Free CancellationRating
7.2
2,912 reviews
Search JetBlue flights
IberiaPriceFrom £404Free CancellationRating
7.0
2,946 reviews
Search Iberia flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Luton
Milton Keynes
Maidstone
Gatwick
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Worthing
Chelmsford
Dover
Hayes
Dartford
Stansted
Hounslow
Chichester

Why use momondo?

Why should I use momondo to find a flight deal from Massachusetts to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Massachusetts to London for you.

Can I find flights from Massachusetts to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Massachusetts to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Massachusetts to London?

momondo helps you find the best flight between Massachusetts and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Massachusetts to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Massachusetts and alert you when they change.

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1 adult
Fri 24/10
Fri 31/10

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Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London