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Cheap flights from London Stansted Airport to Boston from £337

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Stansted Airport to Boston departing on 22/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London Stansted Airport to Boston

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:35 - 18:50STN  London Stansted-BOS Boston Logan Intl
12h 15m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
20:50 - 21:20BOS  Boston Logan Intl-STN London Stansted
19h 30m2 stops Reykjavik Keflavik Intl Dublin
£437Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
06:30 - 18:50STN  London Stansted-BOS Boston Logan Intl
17h 20m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
20:50 - 23:20BOS  Boston Logan Intl-STN London Stansted
21h 30m2 stops Reykjavik Keflavik Intl Dublin
£438Multiple Airlines
Thu, 3 Sep - Tue, 8 Sep
Multiple Airlines Logo
06:30 - 21:45STN  London Stansted-BOS Boston Logan Intl
20h 15m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
20:50 - 21:20BOS  Boston Logan Intl-STN London Stansted
19h 30m2 stops Reykjavik Keflavik Intl Dublin
£441Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
15:45 - 19:50STN  London Stansted-BOS Boston Logan Intl
33h 05m2 stops Marrakech Menara Madrid Barajas
Multiple Airlines Logo
22:55 - 17:10BOS  Boston Logan Intl-STN London Stansted
13h 15m1 stop Barcelona-El Prat
£441Multiple Airlines
Wed, 7 Oct - Wed, 21 Oct
Multiple Airlines Logo
06:35 - 18:50STN  London Stansted-BOS Boston Logan Intl
17h 15m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
20:50 - 21:20BOS  Boston Logan Intl-STN London Stansted
19h 30m2 stops Reykjavik Keflavik Intl Dublin
£441Multiple Airlines
Fri, 4 Sep - Tue, 8 Sep
Multiple Airlines Logo
06:35 - 21:45STN  London Stansted-BOS Boston Logan Intl
20h 10m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
23:00 - 23:20BOS  Boston Logan Intl-STN London Stansted
19h 20m2 stops Reykjavik Keflavik Intl Dublin
£442Multiple Airlines
Fri, 18 Sep - Mon, 21 Sep
Multiple Airlines Logo
14:50 - 19:55STN  London Stansted-BOS Boston Logan Intl
34h 05m2 stops Barcelona-El Prat Lisbon Humberto Delgado
Multiple Airlines Logo
22:10 - 23:20BOS  Boston Logan Intl-STN London Stansted
20h 10m2 stops Lisbon Humberto Delgado Barcelona-El Prat
£443Multiple Airlines
Thu, 5 Nov - Thu, 12 Nov
Multiple Airlines Logo
06:10 - 17:50STN  London Stansted-BOS Boston Logan Intl
16h 40m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
19:50 - 17:50BOS  Boston Logan Intl-STN London Stansted
17h 00m2 stops Reykjavik Keflavik Intl Dublin
£443Multiple Airlines
Wed, 4 Nov - Wed, 11 Nov
Multiple Airlines Logo
06:30 - 21:45STN  London Stansted-BOS Boston Logan Intl
20h 15m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
20:50 - 21:20BOS  Boston Logan Intl-STN London Stansted
19h 30m2 stops Reykjavik Keflavik Intl Dublin
£443Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
06:30 - 21:45STN  London Stansted-BOS Boston Logan Intl
20h 15m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
20:50 - 17:35BOS  Boston Logan Intl-STN London Stansted
15h 45m2 stops Reykjavik Keflavik Intl Dublin
£445Multiple Airlines
Wed, 23 Sep - Tue, 29 Sep

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Lufthansa flights from London Stansted Airport to Boston

Our best Lufthansa deals on London Stansted Airport to Boston flight tickets
Lufthansa
22 Sept
STN11:00London Stansted
11h 40m
1 stop
BOS17:40Boston Logan Intl
6 Oct
BOS20:05Boston Logan Intl
14h 30m
1 stop
STN15:35London Stansted
£460
Lufthansa
22 Sept
STN11:00London Stansted
11h 40m
1 stop
BOS17:40Boston Logan Intl
29 Sept
BOS20:05Boston Logan Intl
14h 30m
1 stop
STN15:35London Stansted
£461

momondo Fare Finder

 
Customise your flight search to find flights from London Stansted Airport to Boston 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 13 August 2026.
Use the filters below to find and compare flights from London Stansted Airport to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonBoston

STN London Stansted - BOS Boston Logan Intl

STNBOS

London Stansted

Tue 1/9

11:35-18:50

2 stops12h 15m

Boston Logan Intl

Tue 8/9

20:50-21:20

2 stops19h 30m

£437

LondonBoston

STN London Stansted - BOS Boston Logan Intl

STNBOS

London Stansted

Thu 3/9

06:30-18:50

2 stops17h 20m

Boston Logan Intl

Tue 8/9

20:50-23:20

2 stops21h 30m

£438

LondonBoston

STN London Stansted - BOS Boston Logan Intl

STNBOS

London Stansted

Tue 1/9

06:30-21:45

2 stops20h 15m

Boston Logan Intl

Tue 8/9

20:50-21:20

2 stops19h 30m

£440

LondonBoston

STN London Stansted - BOS Boston Logan Intl

STNBOS

London Stansted

Wed 7/10

15:45-19:50

2 stops33h 05m

Boston Logan Intl

Wed 21/10

22:55-17:10

1 stop13h 15m

£441

LondonBoston

STN London Stansted - BOS Boston Logan Intl

STNBOS

London Stansted

Fri 4/9

06:35-18:50

2 stops17h 15m

Boston Logan Intl

Tue 8/9

20:50-21:20

2 stops19h 30m

£441

LondonBoston

STN London Stansted - BOS Boston Logan Intl

STNBOS

London Stansted

Fri 18/9

06:35-21:45

2 stops20h 10m

Boston Logan Intl

Mon 21/9

23:00-23:20

2 stops19h 20m

£442

LondonBoston

STN London Stansted - BOS Boston Logan Intl

STNBOS

London Stansted

Thu 5/11

14:50-19:55

2 stops34h 05m

Boston Logan Intl

Thu 12/11

22:10-23:20

2 stops20h 10m

£443

LondonBoston

STN London Stansted - BOS Boston Logan Intl

STNBOS

London Stansted

Wed 4/11

06:10-17:50

2 stops16h 40m

Boston Logan Intl

Wed 11/11

19:50-17:50

2 stops17h 00m

£443

LondonBoston

STN London Stansted - BOS Boston Logan Intl

STNBOS

London Stansted

Tue 1/9

06:30-21:45

2 stops20h 15m

Boston Logan Intl

Tue 8/9

20:50-21:20

2 stops19h 30m

£443

LondonBoston

STN London Stansted - BOS Boston Logan Intl

STNBOS

London Stansted

Wed 23/9

06:30-21:45

2 stops20h 15m

Boston Logan Intl

Tue 29/9

20:50-17:35

2 stops15h 45m

£445

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 Boston from

How to get the cheapest flight ticket from London Stansted Airport to Boston

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 day to depart on your flight to Boston?

The cheapest day to depart on your flight to Boston is on a Wednesday when prices can be found for as low as £558. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £605. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boston.

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

Our most recent data shows that the best time of day to fly to Boston is at midday. Flights from London Stansted Airport to Boston during this time can be as low as £529. In the evening is when there is more demand to fly to Boston, so prices are often more expensive at around £678 per ticket.

When to book flights from London Stansted Airport to Boston

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

Cheap London Stansted Airport to Boston (STN to BOS) flight deals and tips

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

Fastest flight time

11h 29m

Direct flights

None
The fastest flight from London Stansted Airport to Boston takes 11h 29m
There are no direct flights from London Stansted Airport to Boston. There are no popular flight routes from London Stansted Airport to Boston.
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Frequently asked questions about flying from London Stansted Airport to Boston

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

    A flight from London Stansted to Boston Logan Intl will travel around 3275.3 mi. 11h 29m is a normal flight duration for this route.

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

    Prices for flights from London Stansted Airport to Boston Logan Intl Airport refresh daily.

  • How old do you have to be to fly from London Stansted Airport to Boston Logan Intl 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 London Stansted Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Salem
Cambridge
Waltham
Braintree
Dedham
Chelsea
Brookline
Plymouth
Foxborough
Weymouth
Falmouth
Burlington
Marlborough
Randolph
York Beach
Needham
Quincy
Framingham
Amherst
Wells

Why use momondo?

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

Finding the right flight to Boston from London 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 Boston quick and easy, saving you time and money.

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

Flights from London to Boston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for London to Boston 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 London to Boston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Boston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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