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Cheap flights from Boston to London from £141

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 2/2. 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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0 bags

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Cheap return flights

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Iberia Logo
16:45 - 10:50
BOS
-
LGW
13h 05m1 stop
Iberia Logo
11:45 - 19:50
LGW
-
BOS
13h 05m1 stop
£376Iberia
Fri, 9 Jan - Fri, 16 Jan
Icelandair Logo
20:50 - 10:55
BOS
-
LGW
10h 05m1 stop
Icelandair Logo
15:40 - 22:10
LGW
-
BOS
11h 30m1 stop
£377Icelandair
Wed, 18 Mar - Wed, 1 Apr
Icelandair Logo
20:50 - 14:40
BOS
-
LGW
12h 50m1 stop
Icelandair Logo
15:40 - 18:50
LGW
-
BOS
32h 10m1 stop
£378Icelandair
Wed, 15 Apr - Wed, 22 Apr
TAP AIR PORTUGAL Logo
22:45 - 08:20
BOS
-
LGW
28h 35m2 stops
TAP AIR PORTUGAL Logo
10:40 - 20:10
LGW
-
BOS
14h 30m1 stop
£379TAP AIR PORTUGAL
Fri, 9 Jan - Fri, 16 Jan
TAP AIR PORTUGAL Logo
23:15 - 11:20
BOS
-
LGW
31h 05m1 stop
TAP AIR PORTUGAL Logo
10:35 - 20:05
LGW
-
BOS
14h 30m1 stop
£379TAP AIR PORTUGAL
Sun, 3 May - Tue, 12 May
TAP AIR PORTUGAL Logo
22:30 - 20:30
BOS
-
LGW
17h 00m1 stop
TAP AIR PORTUGAL Logo
12:05 - 19:55
LGW
-
BOS
12h 50m1 stop
£380TAP AIR PORTUGAL
Wed, 22 Apr - Wed, 29 Apr
Multiple Airlines Logo
13:00 - 15:55
BOS
-
LGW
22h 55m2 stops
Multiple Airlines Logo
21:30 - 19:35
LGW
-
BOS
26h 05m2 stops
£381Multiple Airlines
Sun, 8 Mar - Mon, 16 Mar
TAP AIR PORTUGAL Logo
18:05 - 15:05
BOS
-
LGW
16h 00m1 stop
TAP AIR PORTUGAL Logo
16:35 - 14:35
LGW
-
BOS
27h 00m1 stop
£382TAP AIR PORTUGAL
Wed, 14 Jan - Wed, 21 Jan
Icelandair Logo
20:50 - 14:40
BOS
-
LGW
12h 50m1 stop
Icelandair Logo
15:40 - 22:10
LGW
-
BOS
11h 30m1 stop
£382Icelandair
Wed, 29 Apr - Wed, 6 May
TAP AIR PORTUGAL Logo
18:05 - 20:35
BOS
-
LGW
21h 30m2 stops
TAP AIR PORTUGAL Logo
21:20 - 14:35
LGW
-
BOS
22h 15m2 stops
£383TAP AIR PORTUGAL
Mon, 12 Jan - Tue, 20 Jan

SWISS flights from Boston to London Gatwick Airport

Our best SWISS deals on Boston to London Gatwick Airport flight tickets
SWISS
26 Jan
BOS22:10Boston Logan Intl
14h 40m
1 stop
LGW17:50London Gatwick
29 Jan
LGW18:40London Gatwick
30h 20m
1 stop
BOS20:00Boston Logan Intl
£389
Find similar
SWISS
22 Jan
BOS21:50Boston Logan Intl
15h 00m
1 stop
LGW17:50London Gatwick
25 Jan
LGW18:40London Gatwick
30h 20m
1 stop
BOS20:00Boston Logan Intl
£393
Find similar
SWISS
22 Jan
BOS21:50Boston Logan Intl
15h 00m
1 stop
LGW17:50London Gatwick
31 Jan
LGW18:40London Gatwick
30h 20m
1 stop
BOS20:00Boston Logan Intl
£400
Find similar

British Airways flights from Boston to London Gatwick Airport

Our best British Airways deals on Boston to London Gatwick Airport flight tickets
British Airways
23 Jan
BOS16:45Boston Logan Intl
13h 05m
1 stop
LGW10:50London Gatwick
25 Jan
LGW11:45London Gatwick
13h 05m
1 stop
BOS19:50Boston Logan Intl
£394
Find similar
British Airways
15 Jan
BOS16:45Boston Logan Intl
21h 15m
1 stop
LGW19:00London Gatwick
11 May
LGW11:35London Gatwick
13h 15m
1 stop
BOS19:50Boston Logan Intl
£406
Find similar
British Airways
15 Dec
BOS16:45Boston Logan Intl
13h 05m
1 stop
LGW10:50London Gatwick
22 Dec
LGW11:45London Gatwick
13h 05m
1 stop
BOS19:50Boston Logan Intl
£453
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 December 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

Fri 9/1

16:45-10:50

1 stop13h 05m

London Gatwick

Fri 16/1

11:45-19:50

1 stop13h 05m

£376

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Wed 18/3

20:50-10:55

1 stop10h 05m

London Gatwick

Wed 1/4

15:40-22:10

1 stop11h 30m

£377

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Wed 15/4

20:50-14:40

1 stop12h 50m

London Gatwick

Wed 22/4

15:40-18:50

1 stop32h 10m

£378

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Fri 9/1

22:45-08:20

2 stops28h 35m

London Gatwick

Fri 16/1

10:40-20:10

1 stop14h 30m

£379

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Sun 3/5

23:15-11:20

1 stop31h 05m

London Gatwick

Tue 12/5

10:35-20:05

1 stop14h 30m

£379

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Wed 22/4

22:30-20:30

1 stop17h 00m

London Gatwick

Wed 29/4

12:05-19:55

1 stop12h 50m

£380

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Sun 8/3

13:00-15:55

2 stops22h 55m

London Gatwick

Mon 16/3

21:30-19:35

2 stops26h 05m

£381

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Wed 14/1

18:05-15:05

1 stop16h 00m

London Gatwick

Wed 21/1

16:35-14:35

1 stop27h 00m

£382

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Wed 29/4

20:50-14:40

1 stop12h 50m

London Gatwick

Wed 6/5

15:40-22:10

1 stop11h 30m

£382

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Mon 12/1

18:05-20:35

2 stops21h 30m

London Gatwick

Tue 20/1

21:20-14:35

2 stops22h 15m

£383

Flights are sorted by cheapest return flights first.

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

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 £350, 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 February to fly from Boston, when ticket prices are also cheap, with an average price of £386.

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 £368. 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 Sunday will generally be more expensive and average around £501. 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 £457 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 £360 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 55% 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 December 2025, prices for Boston to London Gatwick Airport flights are approximately 101% 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

Fastest flight time

6h 40m

Direct flights

Every day
The fastest flight from Boston to London Gatwick Airport takes 6h 40m
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 40m.

  • 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 £259Free CancellationRating
7.0
589 reviews
Search Icelandair flights
JetBluePriceFrom £368Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights

Travelling to a place near London?

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