Cheap flights from London to Boston

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London (LON)
Boston (BOS)
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The best prices from London to Boston are usually found in November or February, booked 60 days in advance, depart on a Thursday or Tuesday and return on a Friday

How to find the cheapest flight from
London (LON) to Boston (BOS)

All the information you need to plan the best LON to BOS flight in 2021: compare London to Boston flight prices with the expected peak season, weather and rainfall in Boston.
LON - BOS
Price
£242 - £437
BOS
Temperature
4 - 29 °C
BOS
Rainfall
70 - 99 mm

Popular in

July

High demand for flights, 31% potential price rise

Cheapest in

November

Best time to find cheap flights, 20% potential price drop

Round-trip from

£242

From London to Boston

One-way from

£167

One-way flight from London to Boston

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from London to Boston?

Flights from London to Boston are generally found to be more expensive on Saturday. This shouldn't discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Boston.

How far in advance should I book a flight from London to Boston?

To save on the cost of your flight from London to Boston, book at least 61 days before your planned departure. Booking around this time can save you about 54% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £359 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £460.

What is the cheapest month to fly from London to Boston?

The best pricing can be found in the month of November. Prices to Boston from London average £301. You can even find prices in November for less than £301, as users have found deals to Boston from as low as £216. The month of July appears to be one of the more expensive times to travel to Boston from London. Flying in the targeted month can save you up to 45%.

When is the cheapest time to fly from London to Boston (LON - BOS)?

One of the essential ways to save on airfare from London to Boston is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 21% on airfare.

Cheap flights from London to Boston in April, May 2021

The best prices found for LON to BOS flights in April, May
8 May - 15 May
£257pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
10 May - 15 May
£261pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
20 May - 24 May
£263pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow

London to Boston 2021 flight deals

Cheap flights to Boston from London found for this year
8 May - 15 May
£257pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
11 Jun - 14 Jun
£258pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
23 Jun - 28 Jun
£259pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow

Direct flights to Boston from London

Save time with London to Boston direct flight deals
19 May - 26 May
£311pp
LHR
London Heathrow
Virgin Atlantic
Direct
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Virgin Atlantic
Direct
LHR
London Heathrow
18 May - 26 May
£314pp
LHR
London Heathrow
Virgin Atlantic
Direct
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Virgin Atlantic
Direct
LHR
London Heathrow
18 May - 25 May
£316pp
LHR
London Heathrow
Finnair
Direct
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Finnair
Direct
LHR
London Heathrow

Last-minute flights from London to Boston

Late deals on return flights to Boston from London, departing today and this week
28 Apr - 10 May
£273pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
1 May - 15 May
£292pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
30 Apr - 6 May
£296pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow

One-way flights to Boston from Boston

The cheapest one-way flights from London to Boston
04:15 - 07:35
Multiple Airlines
2 stops
56h 20m
STN - BOS
Multiple Airlines
£167
Kiwi.com
04:25 - 15:55
Multiple Airlines
2 stops
16h 30m
STN - BOS
Multiple Airlines
£175
Gotogate
02:05 - 15:55
Multiple Airlines
2 stops
42h 50m
LGW - BOS
Multiple Airlines
£178
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">London</span> to <span class="emphasized">Boston</span> flights.

Flight FAQs

From London to Boston

Are flight prices decreasing from London to Boston due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both London and Boston for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from London to Boston Logan Intl to control the spread of COVID-19?

Alitalia and Delta are some of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Airline carriers are regularly disinfecting and sanitising their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially-distanced seating (for a limited time) will work towards keeping travellers safer while flying from London to Boston Logan Intl. Policies will vary by airline.

Which airlines flying from London to Boston Logan Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from London to Boston Logan Intl that may be offering flexible cancellation policies are British Airways, Virgin Atlantic, and Norwegian Air UK. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What airport do you fly into for flights to Boston from London?

Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly into when you book flights from London to Boston. 23 airlines have flights to Logan Intl from London on a regular basis. Booking flights from London to Boston Logan Intl should not be difficult; the airport handles an average of 4 inbound flights from London per day.

Can I find flights from London to Boston for under £286 on Cheapflights?

Yes, there are multiple flights from London to Boston for under £286. The cheapest flight booked recently is on TAP AIR PORTUGAL for just £257, but on average you can expect to pay £269.

Are there direct flights from London to Boston for under £358 on Cheapflights?

Cheapflights has 20 direct flights from London to Boston under £358. A good price for a direct flight from London to Boston is less than £339.

Are there last-minute flights available from London to Boston for under £286?

There are currently 20+ open flights from London to Boston within the next 7 days for less than £286.

What days are direct flights available from London to Boston?

Direct flights can be found on the following days: Friday.

How many flights depart from London to Boston on average per day?

5 flight departures from London to Boston Logan Intl per day on average.
Afternoon (Midday - 6pm) - 100% of flight departures

Is London weather warmer or cooler than Boston?

With an average temperature of 29 °C, peak weather can be found in July. As a traveller, expect to see changes in flight prices during that period. The temperatures in Boston are hotter than in London.

How long does is the flight from London to Boston?

A quick flight from London to Boston can take about 10h 40m. Icelandair provides one of the quickest options available for as low as £277. There are 3274 mi between London and Boston. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to flying from London to Boston return?

Cheapflights users have booked flights from London to Boston from £258 return. Another airline that can offer you cheap pricing is Icelandair. TAP AIR PORTUGAL is priced at 14% lower than the current average price of a flight leaving 3 months from now.

Alternative routes for London to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Boston

Things to know before you go - useful duration and weather info for your trip from London to Boston.
Today's exchange rate
£1 = $1.40
Average temperature for April in Boston
15.0 °C
Avg rainfall for April in Boston
94.0 mm

Airports servicing London

Gatwick (LGW)
City (LCY)
Stansted (STN)
Luton (LTN)
Southend (SEN)

Airports servicing Boston

Top 10 airlines flying from London to Boston

The chart below displays the airlines Cheapflights users travelling from London to Boston choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Air Canada
£257 £450 No cancel fee 67%
Search Air Canada flights
WOW air
£317 £475 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by WOW air. Please check directly on their website for additional information.

Search WOW air flights
Norwegian
£288 £482 No cancel fee 74%
Search Norwegian flights
Delta
£306 £542 No cancel fee N/A
Search Delta flights
Lufthansa
£321 £572 No cancel fee 76%
Search Lufthansa flights
SWISS
£347 £611 No cancel fee 79%
Search SWISS flights
SAS
£355 £621 No cancel fee 77%
Search SAS flights
Icelandair
£334 £665 No cancel fee 76%
Search Icelandair flights
Austrian Airlines
£357 £823 No cancel fee 78%
Search Austrian Airlines flights
TAP AIR PORTUGAL
£435 £936 No cancel fee N/A
Search TAP AIR PORTUGAL flights

Hourly flight availability from London to Boston

See what time of day planes typically take off from London towards Boston.
Afternoon Midday to 6 PM 100% of flight departures
Early morning Midnight to 6 AM 0% of flight departures
Morning 6 AM to midday 0% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from London to Boston
See how many times per day planes take to the skies headed from London to Boston.
Sunday
5 daily flights
Monday
5 daily flights
Tuesday
5 daily flights
Wednesday
3 daily flights
Thursday
5 daily flights
Friday
5 daily flights
Saturday
5 daily flights
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