Cheap flights from Boston to London from $358

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Cheap Boston - London flight offers

Find cheap flight tickets and last-minute flight deals from Boston to London

Air Canada
Fri, 06/26 (BOS) Boston -> (LON) London
Direct
Air Canada
Mon, 06/29 (LON) London -> (BOS) Boston
Direct

Price found 7 days ago
from $642
American Airlines
Sun, 08/02 (BOS) Boston -> (LON) London
Direct
American Airlines
Sun, 08/09 (LON) London -> (BOS) Boston
Direct

Price found 14 days ago
from $744
American Airlines
Sat, 07/11 (BOS) Boston -> (LON) London
Direct
American Airlines
Fri, 07/17 (LON) London -> (BOS) Boston
Direct

Price found 15 days ago
from $770
JetBlue Airways
Fri, 06/26 (BOS) Boston -> (LON) London
Direct

Price found 8 days ago
from $462
Air Canada
Fri, 06/26 (BOS) Boston -> (LON) London
Direct
Air Canada
Mon, 06/29 (LON) London -> (BOS) Boston
Direct

Price found 7 days ago
from $642
American Airlines
Sun, 08/02 (BOS) Boston -> (LON) London
Direct
American Airlines
Sun, 08/09 (LON) London -> (BOS) Boston
Direct

Price found 14 days ago
from $744
American Airlines
Sat, 07/11 (BOS) Boston -> (LON) London
Direct
American Airlines
Fri, 07/17 (LON) London -> (BOS) Boston
Direct

Price found 15 days ago
from $770

Info about flights from Boston to London

Some useful info about flights from Boston to London to help you plan your next trip

Best price last 15 days $358
Average flight duration 6h 29m
Cheapest month January
Average number of flights per week 20
First flight time 07:15
Last flight time 23:55

When is it best to fly from Boston to London

Find out what is the best time of year to fly from Boston to London

Jun $808
Jul $770
Aug $744
Sep $338
Oct $315
Nov $344
Dec $489
Jan $271
Feb $320
Mar $376
Apr $442
May $519
Most expensive month June
Average price $808
Cheapest month January
Average price $271
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

Top airlines on the route Boston - London

Airlines providing flights to London from Boston

Find cheap flights from Boston to London in a few seconds with Jetcost

London is known for its outstanding shops and retail centres as well as for world class nightlife and entertainment. Take advantage of cheap flights from Boston to London to catch the summer sales at Westfields Stratford or Shepherd's Bush or to pick up unique and exciting Christmas gifts for your family and friends in Selfridges or Harrods.

Flights to London

Enjoy a theatre show in the West End or explore the city's friendly neighbourhood pubs after a busy day of retail therapy. London has something to appeal to all ages and some of the most popular attractions include:

  • The Shard - see London from Europe's highest building
  • Covent Garden - outdoor entertainers on the Piazza or the famous Opera House
  • Camden Market - discover one-of-a-kind shops or linger over drinks on the canal at Camden Lock
  • Soho - nightlife to appeal to all tastes in a vibrant setting

London is known for its historic attractions but Boston to London flights are also popular with outdoor fans who enjoy the capital's beautiful green spaces like Hampstead Heath, Regent's Park or Hyde Park. Accommodation is easy to find too, whether you want hotel in London for a short or long stay.

Most flights from Boston to London land at either Heathrow or Gatwick and both airports offer a host of public transport options. However, the city centre is approximately 19 miles from Heathrow and 28 miles from Gatwick so car rental in London is an excellent alternative. With a car of your own, you can see the sights at your leisure or plan outings to Brighton or Oxford.

Frequently Asked Questions

Frequently asked questions about flights from Boston to London.

How much does an airline ticket from Boston to London cost?

The lowest price recorded in the last 15 days for a flight from Boston to London is $358.

How far is Boston from London?

Boston is about 3269 mi from London.

What are the airports in London?

London has 6 airports: City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

What are the airports in Boston?

Boston has one airport: Boston - Logan.

What are the most popular cities in United Kingdom?

The most popular cities in United Kingdom according to our users' searches are: Edinburgh, Glasgow, London, Manchester, Newquay.

When should I book a flight from Boston to London?

The best time to book a flight from Boston to London is 2 months in advance, while the worst time is 5 weeks in advance.

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

The cheapest month to fly from Boston to London is January.

What is the most expensive month to fly from Boston to London?

The most expensive month to fly from Boston to London is June.

What is the best day of the week to fly from Boston to London?

For flights from Boston to London Monday is on average the cheapest day to fly, while Monday is the most expensive day to fly.