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Cheap flights from the United Kingdom to Boston from £234

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOS
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from United Kingdom to Boston

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Boston
Explore the most affordable flight options available from United Kingdom to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Fri 12/1216:40LGW - BOS
1 stop26h 55mTAP AIR PORTUGAL
Tue 13/118:05BOS - LGW
1 stop10h 45mTAP AIR PORTUGAL
Deal found 5/11£345
Fri 5/1210:40LGW - BOS
1 stop14h 30mTAP AIR PORTUGAL
Sun 7/1222:45BOS - LGW
2 stops16h 50mTAP AIR PORTUGAL
Deal found 5/11£347
Fri 12/1212:25LHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
Tue 13/118:05BOS - LHR
1 stop18h 25mTAP AIR PORTUGAL
Deal found 5/11£348
Thu 4/1210:10LGW - BOS
2 stops15h 00mTAP AIR PORTUGAL
Sun 7/1218:05BOS - LGW
1 stop10h 45mTAP AIR PORTUGAL
Deal found 6/11£348
Fri 5/1216:40LGW - BOS
1 stop26h 55mTAP AIR PORTUGAL
Thu 11/1222:45BOS - LGW
1 stop12h 05mTAP AIR PORTUGAL
Deal found 5/11£348
Thu 4/1210:40LGW - BOS
1 stop14h 30mTAP AIR PORTUGAL
Mon 8/1218:05BOS - LGW
1 stop10h 45mTAP AIR PORTUGAL
Deal found 5/11£349
Fri 14/1112:15LHR - BOS
1 stop10h 35mIcelandair
Sun 16/1119:50BOS - LHR
1 stop18h 40mIcelandair
Deal found 6/11£350
Thu 4/1216:00LGW - BOS
1 stop27h 35mTAP AIR PORTUGAL
Thu 11/1222:45BOS - LGW
1 stop12h 05mTAP AIR PORTUGAL
Deal found 5/11£351
Thu 11/1206:30STN - BOS
2 stops16h 20mMultiple Airlines
Wed 17/1211:35BOS - STN
2 stops30h 15mMultiple Airlines
Deal found 5/11£354
Sat 6/1212:25LHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
Sat 31/122:25BOS - LHR
1 stop14h 05mTAP AIR PORTUGAL
Deal found 6/11£354
Thu 4/1212:25LHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
Thu 11/1222:45BOS - LHR
1 stop13h 45mTAP AIR PORTUGAL
Deal found 5/11£354
Fri 5/1221:25LGW - BOS
2 stops27h 45mTAP AIR PORTUGAL
Mon 8/1218:05BOS - LGW
2 stops21h 30mTAP AIR PORTUGAL
Deal found 6/11£356

Cheap flight deals from United Kingdom to Boston

Keep the following information in mind while searching for United Kingdom to Boston flight deals. Data was last updated 7 November 2025.

Round-trip from

£344

One-way from

£234

Popular in

December

Cheapest in

September

Average price

£444

Good round-trip deal

£485 or less

Good one-way deal

£368 or less
Icelandair
  • Icelandair
  • 10/2-20/2
  • 2 total stops
  • 36h 15m total
  • United Kingdom to Boston
Search Deals
3/2
  • 3/2
  • 1 total stop
  • 17h 30m total
  • United Kingdom to Boston
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£15 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from United Kingdom to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from United Kingdom to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from the United Kingdom to Boston that are best for you.

Fly from

United Kingdom

Fly to

Boston

Route

Depart

Return

Price

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Fri 20/2

11:55-10:35

1 stop27h 40m

Boston Logan Intl

Thu 12/3

20:50-10:55

1 stop10h 05m

£356

LondonBoston

STN - BOS

STNBOS

London Stansted

Wed 3/12

06:30-17:50

2 stops16h 20m

Boston Logan Intl

Wed 10/12

19:50-15:05

2 stops14h 15m

£360

LondonBoston

LTN - BOS

LTNBOS

London Luton

Wed 3/12

06:50-17:50

2 stops16h 00m

Boston Logan Intl

Tue 9/12

19:50-20:05

2 stops19h 15m

£360

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Mon 2/3

11:55-17:50

1 stop10h 55m

Boston Logan Intl

Sun 8/3

20:50-10:55

1 stop10h 05m

£367

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Tue 17/2

11:55-17:50

1 stop10h 55m

Boston Logan Intl

Thu 12/3

20:50-10:55

1 stop10h 05m

£367

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Tue 3/3

11:55-17:50

1 stop10h 55m

Boston Logan Intl

Mon 9/3

20:50-10:55

1 stop10h 05m

£367

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Mon 2/3

11:55-17:50

1 stop10h 55m

Boston Logan Intl

Tue 10/3

20:50-10:55

1 stop10h 05m

£367

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Mon 2/3

11:55-17:50

1 stop10h 55m

Boston Logan Intl

Thu 12/3

20:50-10:55

1 stop10h 05m

£367

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Tue 17/2

11:55-17:50

1 stop10h 55m

Boston Logan Intl

Mon 23/2

19:50-10:55

1 stop10h 05m

£368

LondonBoston

STN - BOS

STNBOS

London Stansted

Fri 5/12

06:30-17:50

2 stops16h 20m

Boston Logan Intl

Mon 8/12

19:50-21:20

2 stops20h 30m

£380

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from United Kingdom with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Boston

What is the cheapest month to book a flight from United Kingdom to Boston?

Currently, June is the cheapest month in which you can book a flight from United Kingdom to Boston (average of £112). Flying from United Kingdom to Boston in February is currently the most expensive (average of £323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GB to BOS?

Find hourly flight availability from United Kingdom to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.

One of the essential ways to save on airfare from United Kingdom to Boston is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 10% on airfare.

What is the cheapest day to fly from United Kingdom to Boston?

Use this chart to determine the cheapest time to fly return from United Kingdom to Boston. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their United Kingdom to Boston flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from United Kingdom to Boston

Explore weekly flight availability from United Kingdom to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 7 November 2025.

The most flights from GB0 to BOS are scheduled on a Wednesday (36 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (25 on average).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated 7 November 2025.
See what other customers who have flown with KLM, Virgin Atlantic, andAer Lingus from the United Kingdom to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,405 reviews
Check prices

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,405 reviews
KLM
7.7
Good
1,405 reviews
Check prices

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
672 reviews
KLM
7.7
Good
1,405 reviews
Check prices

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Aer Lingus
7.2
Good
1,365 reviews
KLM
7.7
Good
1,405 reviews
Check prices

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Icelandair
7.1
Good
572 reviews
KLM
7.7
Good
1,405 reviews
Check prices

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,500 reviews
KLM
7.7
Good
1,405 reviews
Check prices

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from United Kingdom?

    Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from United Kingdom. Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • How long is the flight from United Kingdom to Boston?

    A quick flight from United Kingdom to Boston can take about 15h 18m. Icelandair provides one of the quickest options available for as low as £417. The distance from United Kingdom to Boston is about 3254 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from United Kingdom to Boston one-way?

    For one-way options, check prices for LEVEL. According to our data, you can fly for as low as £305. Users have also found prices from £309 and £311 on JetBlue and British Airways, respectively.

  • What are the most popular routes from United Kingdom to Boston?

    The most popular route from United Kingdom to Boston is London Heathrow - Boston Logan Intl. You may also consider London Gatwick - Boston Logan Intl or London City - Boston Logan Intl.

  • What are the most reliable airlines from United Kingdom to Boston?

    No one likes to see their flight delayed. When booking a flight from United Kingdom to Boston consider choosing Gulf Air (92%), KLM (92%) or Scandinavian Airlines (90%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from United Kingdom to Boston?

    Looking at all options, your cheapest flight can be booked for £311. While the most popular route (London Heathrow - Boston Logan Intl) can be booked for £295 on average, our data indicates £1,513 when flying from United Kingdom to Boston.

  • Can I find deals for flights from United Kingdom to Boston that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Boston.

  • Can I find deals for business class flights from United Kingdom to Boston?

    Yes. Cheapflights offers flight deals from United Kingdom to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from United Kingdom to Boston?

    Currently, June is the cheapest month in which you can book a flight from United Kingdom to Boston (average of £112). Flying from United Kingdom to Boston in February is currently the most expensive (average of £323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Burlington
Cambridge
Peabody
Somerville
Quincy
Waltham
Chelmsford

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Alternative routes for United Kingdom to Boston

See prices for flight routes from nearby airports that may be better suited for you.
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Amsterdam to Boston flights

Top 10 airlines flying from United Kingdom to Boston

Discover the top 10 airlines that operate flights from United Kingdom to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£40Average£60FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
VuelingCheapest£204Average£357FlexibilityNo cancel feeOn-time88%
Search Vueling flights
PLAYCheapest£275Average£394FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
TAP AIR PORTUGALCheapest£289Average£457FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesCheapest£307Average£452FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
LufthansaCheapest£311Average£514FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IcelandairCheapest£311Average£491FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£338Average£534FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£341Average£480FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£345Average£476FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Boston?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to Boston. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Boston?

Cheapflights helps you find that perfect flight to Boston from United Kingdom by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from United Kingdom to Boston with no change fees?

Yes! Cheapflights helps users easily find flights from United Kingdom to Boston with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to Boston become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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