Cheap flights from Boston to London from £175

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 27/4. 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
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:40 - 21:15
BOS
-
LTN
18h 35m
2 stops
Multiple Airlines Logo
06:00 - 19:55
LTN
-
BOS
18h 55m
2 stops
£396Multiple Airlines
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
23:00 - 17:00
BOS
-
LTN
13h 00m
2 stops
Multiple Airlines Logo
05:40 - 21:05
LTN
-
BOS
20h 25m
1 stop
£422Multiple Airlines
Wed, 22 Apr - Wed, 29 Apr
Multiple Airlines Logo
22:50 - 11:00
BOS
-
LTN
31h 10m
1 stop
Multiple Airlines Logo
12:45 - 21:05
LTN
-
BOS
13h 20m
1 stop
£428Multiple Airlines
Sat, 9 May - Sat, 16 May
Multiple Airlines Logo
22:50 - 18:05
BOS
-
LTN
14h 15m
1 stop
Multiple Airlines Logo
05:40 - 21:05
LTN
-
BOS
20h 25m
1 stop
£438Multiple Airlines
Fri, 1 May - Thu, 7 May
Multiple Airlines Logo
22:50 - 18:05
BOS
-
LTN
14h 15m
1 stop
Multiple Airlines Logo
12:45 - 21:05
LTN
-
BOS
13h 20m
1 stop
£438Multiple Airlines
Fri, 24 Apr - Tue, 12 May
Multiple Airlines Logo
23:00 - 18:05
BOS
-
LTN
14h 05m
1 stop
Multiple Airlines Logo
12:45 - 21:15
LTN
-
BOS
13h 30m
1 stop
£439Multiple Airlines
Wed, 23 Sep - Wed, 30 Sep
Multiple Airlines Logo
22:50 - 18:05
BOS
-
LTN
14h 15m
1 stop
Multiple Airlines Logo
12:45 - 21:05
LTN
-
BOS
13h 20m
1 stop
£440Multiple Airlines
Fri, 1 May - Tue, 12 May
Multiple Airlines Logo
22:50 - 18:05
BOS
-
LTN
14h 15m
1 stop
Multiple Airlines Logo
12:45 - 21:05
LTN
-
BOS
13h 20m
1 stop
£441Multiple Airlines
Thu, 23 Apr - Tue, 12 May
Multiple Airlines Logo
22:50 - 18:05
BOS
-
LTN
14h 15m
1 stop
Multiple Airlines Logo
12:45 - 21:05
LTN
-
BOS
13h 20m
1 stop
£441Multiple Airlines
Mon, 27 Apr - Tue, 12 May
Multiple Airlines Logo
22:50 - 18:05
BOS
-
LTN
14h 15m
1 stop
Multiple Airlines Logo
12:45 - 21:05
LTN
-
BOS
13h 20m
1 stop
£443Multiple Airlines
Fri, 24 Apr - Sat, 9 May

momondo Fare Finder

 
Customise your flight search to find flights from Boston to London Luton 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 27 March 2026.
Use the filters below to find and compare flights from Boston to London Luton Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Tue 5/5

21:40-21:15

2 stops18h 35m

London Luton

Tue 12/5

06:00-19:55

2 stops18h 55m

£396

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Wed 22/4

23:00-17:00

2 stops13h 00m

London Luton

Wed 29/4

05:40-21:05

1 stop20h 25m

£422

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Sat 9/5

22:50-11:00

1 stop31h 10m

London Luton

Sat 16/5

12:45-21:05

1 stop13h 20m

£428

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Fri 1/5

22:50-18:05

1 stop14h 15m

London Luton

Thu 7/5

05:40-21:05

1 stop20h 25m

£438
Fastest return journey

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Fri 24/4

22:50-18:05

1 stop14h 15m

London Luton

Tue 12/5

12:45-21:05

1 stop13h 20m

£438

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Wed 23/9

23:00-18:05

1 stop14h 05m

London Luton

Wed 30/9

12:45-21:15

1 stop13h 30m

£439

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Fri 1/5

22:50-18:05

1 stop14h 15m

London Luton

Tue 12/5

12:45-21:05

1 stop13h 20m

£440

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Thu 23/4

22:50-18:05

1 stop14h 15m

London Luton

Tue 12/5

12:45-21:05

1 stop13h 20m

£441

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Mon 27/4

22:50-18:05

1 stop14h 15m

London Luton

Tue 12/5

12:45-21:05

1 stop13h 20m

£441

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Fri 24/4

22:50-18:05

1 stop14h 15m

London Luton

Sat 9/5

12:45-21:05

1 stop13h 20m

£443

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

When to book flights from Boston to London Luton Airport

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

Cheap Boston to London Luton Airport (BOS to LTN) flight deals and tips

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

Fastest flight time

12h 05m

Direct flights

None
The fastest flight from Boston to London Luton Airport takes 12h 05m
There are no direct flights from Boston to London Luton Airport. There are no popular flight routes from Boston to London Luton Airport.
  • How far is Boston Logan Intl to London Luton by plane?

    The straight-line distance from Boston Logan Intl to London Luton is 3251.1 mi. A reasonable flight in good conditions will take 12h 05m.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to London Luton Airport.

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

    The travel and health documents you'll need for your trip to London Luton 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 Luton Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Boston to London Luton Airport?

    Price Alerts will notify you by email when the price for flights to London Luton Airport from Boston decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Boston to London Luton Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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
Southend-on-Sea
Ipswich
Wembley
Canterbury
Ilford
Guildford
Hayes
Chelmsford
Dover
Folkestone
Ramsgate
Chichester
Bedford
Worthing

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Boston.

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

Flights from Boston to London 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 Boston to London?

Once all potential Boston to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Boston 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 Boston and alert you when they change.

An easier way to manage your London Luton Airport trip

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Sun 26/4
Sun 3/5

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