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Cheap flights from Boston 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 Boston to London departing on 20/10. 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

Logo
22:40 - 07:50BOS-LGW
28h 10m1 stop
Logo
09:50 - 20:55LGW-BOS
16h 05m1 stop
£332
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Mon, 12 Jan - Sun, 25 Jan
LEVEL Logo
22:40 - 09:10BOS-LGW
29h 30m1 stop
LEVEL Logo
09:50 - 20:55LGW-BOS
16h 05m1 stop
£333LEVEL
Find Deal
Mon, 12 Jan - Sun, 25 Jan
JetBlue Logo
21:48 - 09:35BOS-LGW
6h 47mdirect
JetBlue Logo
12:10 - 15:08LGW-BOS
7h 58mdirect
£334JetBlue
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Thu, 2 Oct - Thu, 9 Oct
TAP AIR PORTUGAL Logo
22:45 - 20:40BOS-LGW
16h 55m2 stops
TAP AIR PORTUGAL Logo
10:10 - 20:10LGW-BOS
15h 00m2 stops
£336TAP AIR PORTUGAL
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Sat, 31 Jan - Thu, 12 Feb
TAP AIR PORTUGAL Logo
18:05 - 09:25BOS-LGW
34h 20m2 stops
TAP AIR PORTUGAL Logo
10:10 - 14:35LGW-BOS
33h 25m2 stops
£337TAP AIR PORTUGAL
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Tue, 4 Nov - Sat, 8 Nov
American Airlines Logo
16:30 - 08:10BOS-LGW
10h 40m1 stop
American Airlines Logo
15:05 - 22:19LGW-BOS
12h 14m1 stop
£339American Airlines
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Tue, 30 Sep - Wed, 8 Oct
JetBlue Logo
21:48 - 09:35BOS-LGW
6h 47mdirect
JetBlue Logo
12:10 - 15:16LGW-BOS
8h 06mdirect
£343JetBlue
Find Deal
Mon, 22 Sep - Sun, 28 Sep
American Airlines Logo
16:30 - 08:10BOS-LGW
10h 40m1 stop
American Airlines Logo
15:05 - 22:19LGW-BOS
12h 14m1 stop
£361American Airlines
Find Deal
Thu, 2 Oct - Mon, 6 Oct
Icelandair Logo
20:50 - 10:55BOS-LGW
10h 05m1 stop
Icelandair Logo
11:55 - 17:50LGW-BOS
10h 55m1 stop
£364Icelandair
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Sun, 26 Oct - Tue, 4 Nov
Icelandair Logo
19:50 - 10:55BOS-LGW
10h 05m1 stop
Icelandair Logo
11:55 - 17:50LGW-BOS
10h 55m1 stop
£366Icelandair
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Sun, 15 Feb - Fri, 20 Feb

JetBlue flights from Boston to London Gatwick Airport

Our best JetBlue deals on Boston to London Gatwick Airport flight tickets
JetBlue
14 Sept
BOS21:48Boston Logan Intl
6h 47m
LGW09:35London Gatwick
21 Sept
LGW12:10London Gatwick
8h 06m
BOS15:16Boston Logan Intl
£332
Find similar
JetBlue
2 Oct
BOS21:48Boston Logan Intl
6h 47m
LGW09:35London Gatwick
9 Oct
LGW12:10London Gatwick
7h 58m
BOS15:08Boston Logan Intl
£334
Find similar
JetBlue
14 Sept
BOS21:48Boston Logan Intl
6h 47m
LGW09:35London Gatwick
21 Sept
LGW12:10London Gatwick
8h 06m
BOS15:16Boston Logan Intl
£341
Find similar

American Airlines flights from Boston to London Gatwick Airport

Our best American Airlines deals on Boston to London Gatwick Airport flight tickets
American Airlines
30 Sept
BOS16:30Boston Logan Intl
10h 40m
1 stop
LGW08:10London Gatwick
8 Oct
LGW15:05London Gatwick
12h 14m
1 stop
BOS22:19Boston Logan Intl
£339
Find similar
American Airlines
2 Oct
BOS16:30Boston Logan Intl
10h 40m
1 stop
LGW08:10London Gatwick
6 Oct
LGW15:05London Gatwick
12h 14m
1 stop
BOS22:19Boston Logan Intl
£361
Find similar
American Airlines
2 Oct
BOS16:30Boston Logan Intl
10h 40m
1 stop
LGW08:10London Gatwick
9 Oct
LGW15:05London Gatwick
12h 14m
1 stop
BOS22:19Boston Logan Intl
£362
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Boston to London Gatwick Airport 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 12 September 2025.
Use the filters below to find and compare flights from Boston to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Mon 12/1

22:40-07:50

1 stop28h 10m

London Gatwick

Sun 25/1

09:50-20:55

1 stop16h 05m

£332

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Mon 12/1

22:40-09:10

1 stop29h 30m

London Gatwick

Sun 25/1

09:50-20:55

1 stop16h 05m

£333

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Thu 2/10

21:48-09:35

Nonstop6h 47m

London Gatwick

Thu 9/10

12:10-15:08

Nonstop7h 58m

£334

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Sat 31/1

22:45-20:40

2 stops16h 55m

London Gatwick

Thu 12/2

10:10-20:10

2 stops15h 00m

£336

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Tue 4/11

18:05-09:25

2 stops34h 20m

London Gatwick

Sat 8/11

10:10-14:35

2 stops33h 25m

£337

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Tue 30/9

16:30-08:10

1 stop10h 40m

London Gatwick

Wed 8/10

15:05-22:19

1 stop12h 14m

£339

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Mon 22/9

21:48-09:35

Nonstop6h 47m

London Gatwick

Sun 28/9

12:10-15:16

Nonstop8h 06m

£343

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Thu 2/10

16:30-08:10

1 stop10h 40m

London Gatwick

Mon 6/10

15:05-22:19

1 stop12h 14m

£361

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Sun 26/10

20:50-10:55

1 stop10h 05m

London Gatwick

Tue 4/11

11:55-17:50

1 stop10h 55m

£364

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Sun 15/2

19:50-10:55

1 stop10h 05m

London Gatwick

Fri 20/2

11:55-17:50

1 stop10h 55m

£366

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Boston to London Gatwick Airport

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 Gatwick Airport?

The cheapest month to fly to London Gatwick Airport from Boston is in March. Flight prices, which tend to average around £351, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in March, then you should wait until January to fly from Boston, when ticket prices are also cheap, with an average price of £394.

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

According to our data, Monday is the cheapest day to fly to London Gatwick Airport from Boston. The lowest ticket price found for a Monday departure recently was £363. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Boston to London Gatwick Airport on a Friday will generally be more expensive and average around £496. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Boston Logan Intl to London Gatwick flight route?

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

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

You are more likely to see cheaper flights to London Gatwick Airport from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around £465 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from Boston for as low as £383 on momondo.

What cabin class options are available on Boston Logan Intl to London Gatwick flights?

There are 2 cabin classes available to choose from on Boston Logan Intl to London Gatwick 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 Boston to London Gatwick Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Boston to London Gatwick Airport flight.

How have Boston to London Gatwick Airport flight prices changed over time?

As of September 2025, prices for Boston to London Gatwick Airport flights are approximately 103% more expensive when compared to flights at the same time last year.

When to book flights from Boston to London Gatwick Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to London Gatwick Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Boston to London Gatwick Airport (BOS to LGW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to London Gatwick Airport

Best price found

£168

Fastest flight time

6h 47m

Direct flights

Every day
The best one-way flight to London Gatwick Airport from Boston in the past 72 hours is £168. The best return flight deal from Boston to London Gatwick Airport found on momondo in the last 72 hours is £343.
The fastest flight from Boston to London Gatwick Airport takes 6h 47m
Direct flights go from Boston to London Gatwick Airport every day.
Search flight deals

  • How far is Boston Logan Intl to London Gatwick by plane?

    The straight-line distance from Boston Logan Intl to London Gatwick is 3274.3 mi. A reasonable flight in good conditions will take 6h 47m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to London Gatwick Airport?

    Prices for flights from Boston Logan Intl Airport to London Gatwick Airport were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to London Gatwick Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to London Gatwick Airport?

    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 Boston Logan Intl Airport to London Gatwick Airport.

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

    The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to London Gatwick Airport?

  • What is the most popular airline from Boston to London Gatwick Airport?

Best airlines flying from Boston to London Gatwick Airport

Compare and see reviews for airlines that fly from Boston to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £256Free CancellationRating
7.0
546 reviews
Search Icelandair flights
JetBluePriceFrom £363Free CancellationRating
7.2
2,913 reviews
Search JetBlue flights

  • JetBlue Flights From Boston to London Gatwick Airport

    JetBlue is one of the most popular airlines flying from Boston to London Gatwick Airport, operating 7 flights/week on average for this route. A good JetBlue flight deal for Boston to London Gatwick Airport starts from £492 round-trip, up to an average price of £492. Our users have rated JetBlue at 7.2/10.

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
Dover
Chelmsford
Hayes
Dartford
Winchester
Hounslow
Stansted

Why use momondo?

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

Finding the right flight to London from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

All flight searches from Boston to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Boston to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to London from Boston 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.

An easier way to manage your London Gatwick Airport trip

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