How long does it take to fly to London?

If you’re flying from a popular airport in Massachusetts, such as Boston or West Tisbury, and flying into London, then you can expect flight times to average 6h 30m and 12h 02m, respectively.

How many flights depart from Massachusetts to London on average per week?

The number of flights available between Massachusetts and London is 204 per week as of January 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

How many flights depart from Massachusetts to London on average per day?

The number of flights available between Massachusetts and London is 29 per day as of January 2026. The most frequent departure time is 7:00PM, with 82% of daily flights leaving in the evening.

What airlines fly to London?

British Airways, Delta and Virgin Atlantic are the top three most popular airlines that fly to London from Massachusetts according to our data. British Airways is the first choice among our users, with 51% of people opting to fly with this airline when traveling to London. Keep in mind that there are 18 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Massachusetts to London?

Austrian Airlines, SWISS, and JetBlue are the most popular carriers operating from Massachusetts to London

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?

The number of operators available for flights from Massachusetts to London is 18 as of January 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$202 Cheap Flights from Massachusetts to London in 2026

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Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:15 pm - 7:00 am

BOS

LHR

6h 45mnonstop

11:40 am - 2:20 pm

LHR

BOS

7h 40mnonstop

$498British Airways

Fri, Jan 23 - Fri, Jan 30

11:10 am - 12:05 pm

BOS

LGW

19h 55m2 stops

7:40 pm - 7:33 pm

LGW

BOS

28h 53m2 stops

$498British Airways

Sun, Jan 18 - Mon, Jan 26

9:50 pm - 12:15 am

BOS

STN

21h 25m2 stops

5:00 pm - 8:20 pm

STN

BOS

32h 20m2 stops

$498Multiple Airlines

Wed, Feb 18 - Tue, Feb 24

8:50 pm - 8:10 pm

BOS

LTN

18h 20m2 stops

5:50 am - 1:55 pm

LTN

BOS

13h 05m1 stop

$499Multiple Airlines

Fri, Feb 20 - Fri, Feb 27

9:55 pm - 9:40 am

BOS

LHR

6h 45mnonstop

8:10 pm - 10:35 pm

LHR

BOS

7h 25mnonstop

$499British Airways

Sun, Apr 26 - Tue, May 12

6:15 am - 6:30 am

BOS

LHR

19h 15m1 stop

9:00 am - 8:20 pm

LHR

BOS

16h 20m1 stop

$500United Airlines

Fri, Feb 13 - Tue, Feb 17

9:50 pm - 12:55 pm

BOS

LCY

10h 05m1 stop

1:30 pm - 8:20 pm

LCY

BOS

11h 50m1 stop

$500SWISS

Wed, Jan 28 - Wed, Feb 25

6:05 pm - 8:25 pm

BOS

LGW

21h 20m2 stops

10:35 am - 8:05 pm

LGW

BOS

14h 30m1 stop

$501TAP AIR PORTUGAL

Tue, Apr 7 - Tue, Apr 14

10:10 pm - 12:55 pm

BOS

LCY

9h 45m1 stop

9:15 am - 8:20 pm

LCY

BOS

16h 05m1 stop

$503SWISS

Sun, Jan 18 - Tue, Jan 27

6:55 pm - 11:20 am

BOS

LHR

11h 25m1 stop

11:10 am - 6:35 pm

LHR

BOS

12h 25m1 stop

$505United Airlines

Thu, Feb 12 - Thu, Feb 19

KLM flights from Massachusetts to London

Our best KLM deals on Massachusetts to London flight tickets

KLM

Jan 16

BOS8:00 pmBoston Logan Intl

6h 50m

LHR7:50 amLondon Heathrow

Jan 20

LHR9:40 amLondon Heathrow

7h 50m

BOS12:30 pmBoston Logan Intl

$510

KLM

Feb 14

BOS8:00 pmBoston Logan Intl

6h 50m

LHR7:50 amLondon Heathrow

Feb 20

LHR6:30 amLondon Heathrow

11h 55m

1 stop

BOS1:25 pmBoston Logan Intl

$519

KLM

Jan 16

BOS7:10 pmBoston Logan Intl

6h 40m

LHR6:50 amLondon Heathrow

Jan 18

LHR9:40 amLondon Heathrow

7h 50m

BOS12:30 pmBoston Logan Intl

$524

Air Canada flights from Massachusetts to London

Our best Air Canada deals on Massachusetts to London flight tickets

Air Canada

Feb 13

BOS6:15 amBoston Logan Intl

19h 15m

1 stop

LHR6:30 amLondon Heathrow

Feb 17

LHR6:50 amLondon Heathrow

13h 02m

2 stops

BOS2:52 pmBoston Logan Intl

$511

Air Canada

Jan 13

BOS10:15 amBoston Logan Intl

15h 55m

1 stop

LHR7:10 amLondon Heathrow

Jan 16

LHR6:50 amLondon Heathrow

13h 02m

2 stops

BOS2:52 pmBoston Logan Intl

$521

Air Canada

Jan 24

BOS10:45 amBoston Logan Intl

15h 25m

2 stops

LHR7:10 amLondon Heathrow

Jan 29

LHR9:00 amLondon Heathrow

15h 42m

2 stops

BOS7:42 pmBoston Logan Intl

$522

Fly from

Fly to

Route

Depart

Return

Price

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 1/23

7:15 pm-7:00 am

Nonstop6h 45m

London Heathrow

Fri 1/30

11:40 am-2:20 pm

Nonstop7h 40m

$498

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Sun 1/18

11:10 am-12:05 pm

2 stops19h 55m

London Gatwick

Mon 1/26

7:40 pm-7:33 pm

2 stops28h 53m

$498

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Wed 2/18

9:50 pm-12:15 am

2 stops21h 25m

London Stansted

Tue 2/24

5:00 pm-8:20 pm

2 stops32h 20m

$498

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Fri 2/20

8:50 pm-8:10 pm

2 stops18h 20m

London Luton

Fri 2/27

5:50 am-1:55 pm

1 stop13h 05m

$499

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 4/26

9:55 pm-9:40 am

Nonstop6h 45m

London Heathrow

Tue 5/12

8:10 pm-10:35 pm

Nonstop7h 25m

$499

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 2/13

6:15 am-6:30 am

1 stop19h 15m

London Heathrow

Tue 2/17

9:00 am-8:20 pm

1 stop16h 20m

$500

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Wed 1/28

9:50 pm-12:55 pm

1 stop10h 05m

London City

Wed 2/25

1:30 pm-8:20 pm

1 stop11h 50m

$500

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Tue 4/7

6:05 pm-8:25 pm

2 stops21h 20m

London Gatwick

Tue 4/14

10:35 am-8:05 pm

1 stop14h 30m

$501

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Sun 1/18

10:10 pm-12:55 pm

1 stop9h 45m

London City

Tue 1/27

9:15 am-8:20 pm

1 stop16h 05m

$503

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 2/12

6:55 pm-11:20 am

1 stop11h 25m

London Heathrow

Thu 2/19

11:10 am-6:35 pm

1 stop12h 25m

$505

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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

Prices

Airlines

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Massachusetts is in October. Flight prices, which tend to average around $517, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from Massachusetts averaging around $544.

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

The cheapest day to depart from Massachusetts to London is on a Tuesday. Travelers who choose to depart for London on a Tuesday will often find tickets for as low as $655. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $720. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Massachusetts in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $622 when looking at flights departing in the afternoon. Flights to London are more costly in the evening, with an average ticket price of $697. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Massachusetts to London flight route?

Fly from Boston Logan Intl to London Heathrow 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 $635 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Massachusetts for as low as $607 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.

Can stopping save me money on Massachusetts to London flights?

You could potentially save up to 19% on your flight if you consider stops on a Massachusetts to London flight.

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	$289
Fastest flight time	6h 30m
Direct flights	Every day
Airports in London	6 airports

The best one-way flight to London from Massachusetts in the past 72 hours is $289. The best round-trip flight deal from Massachusetts to London found on momondo in the last 72 hours is $477.

The fastest flight from Massachusetts to London takes 6h 30m

Direct flights go from Massachusetts to London every day.

There are 6 airports in London. From Massachusetts there are direct flights to London Heathrow (LHR), London Gatwick (LGW).

Search flight deals

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?
The number of operators available for flights from Massachusetts to London is 18 as of January 2026.
How old do you have to be to fly from Massachusetts to London?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Massachusetts to London?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Massachusetts to London is Boeing 777-200/200ER (26.52% of total bookings). The next most popular plane models are Boeing 777 (23.19%), Airbus A330-900neo (11.28%), and Boeing 787-10 Dreamliner (11.01%).

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
JetBlue	PriceFrom $311	Free Cancellation	Rating 7.2 2,896 reviews	Search JetBlue flights
SWISS	PriceFrom $320	Free Cancellation	Rating 7.5 1,840 reviews	Search SWISS flights
TAP AIR PORTUGAL	PriceFrom $367	Free Cancellation	Rating 7.1 2,111 reviews	Search TAP AIR PORTUGAL flights
PLAY	PriceFrom $382	Free Cancellation	Rating 7.0 103 reviews	Search PLAY flights
Scandinavian Airlines	PriceFrom $393	Free Cancellation	Rating 7.3 1,635 reviews	Search Scandinavian Airlines flights
KLM	PriceFrom $426	Free Cancellation	Rating 7.7 1,434 reviews	Search KLM flights
American Airlines	PriceFrom $459	Free Cancellation	Rating 7.2 11,095 reviews	Search American Airlines flights
Icelandair	PriceFrom $465	Free Cancellation	Rating 7.1 593 reviews	Search Icelandair flights
Lufthansa	PriceFrom $466	Free Cancellation	Rating 6.8 7,692 reviews	Search Lufthansa flights
Finnair	PriceFrom $466	Free Cancellation	Rating 7.6 1,346 reviews	Search Finnair flights

Gatwick

Luton

Hounslow

Milton Keynes

Dover

Slough

Guildford

Hayes

Crawley

Dartford

Brentwood

Watford

Wembley

Cobham

Folkestone

Romford

Richmond

Uxbridge

Chelmsford

Stansted

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. All flights to London from Massachusetts on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Price alerts on flights to London from Massachusetts are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United Kingdom

Cheap flights from Massachusetts to London from $202

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 1/28. 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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Big names and deals

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Find the cheapest flights from Massachusetts to London

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KLM flights from Massachusetts to London

Our best KLM deals on Massachusetts to London flight tickets

Air Canada flights from Massachusetts to London

Our best Air Canada deals on Massachusetts to London flight tickets

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Use the filters below to find and compare flights from Massachusetts to London that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Massachusetts to London

What is the cheapest month to fly to London?

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

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

What is the cheapest Massachusetts to London flight route?

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

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

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.

Can stopping save me money on Massachusetts to London flights?

You could potentially save up to 19% on your flight if you consider stops on a Massachusetts to London flight.

What is the cheapest airline that flies from Massachusetts to London?

Austrian Airlines, SWISS, and JetBlue are the most popular carriers operating from Massachusetts to London

What airlines fly to London?

How many flights depart from Massachusetts to London on average per day?

The number of flights available between Massachusetts and London is 29 per day as of January 2026. The most frequent departure time is 7:00PM, with 82% of daily flights leaving in the evening.

How many flights depart from Massachusetts to London on average per week?

The number of flights available between Massachusetts and London is 204 per week as of January 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

How long does it take to fly to London?

If you’re flying from a popular airport in Massachusetts, such as Boston or West Tisbury, and flying into London, then you can expect flight times to average 6h 30m and 12h 02m, respectively.

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

Fastest flight time

Direct flights

Airports in London

When did momondo last update prices for flights from Massachusetts to London?

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?

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

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

Traveling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London