LON - BOS

Find cheap flights from London to Boston

Return
1 adult
Economy
Sat 29/4
Sat 6/5

Here is why travelers choose KAYAK

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more

Good to know

Low season

February

High season

July

Average price (return flight)

$920

Good deal (return flight)

$628

Good deal one-way

$760
Best time to beat the crowds (20% less expensive on average)
Most popular time to fly (27% more expensive on average)
(avg. price over the last 2 weeks)
or less
or less

When to book flights from London to Logan Intl

Estimated return price
Average price per month
Flight prices as travel date approaches

Top tips for finding a cheap flight out of London

  • Looking for a cheap flight? 25% of our users found flights on this route for $760 or less one-way and $628 or less round-trip.
  • The cheapest flight from London to Boston was found, on average, 71 days before departure.
  • Book at least 4 weeks before departure in order to get a below-average price.
  • High season is considered to be June, July and August. The cheapest month to fly is February.
  • If you are looking to book your flight from London to Boston with British Airways, consider buying the Premium economy class which will provide you with some extra leg room and more space for the 7-hour flight, as well as a travel kit and a power outlet.
  • Have an early flight from London to Boston and want to eat a hearty breakfast? There are plenty of options with a breakfast menu available at London Heathrow Airport. Carluccio’s, The Curator, Giraffe Stop, Strada, The George and many more – take your pick!
  • If you decided to book your flight from London to Boston with Norwegian then you will most likely depart from London Gatwick Airport, so remember to leave yourself enough time to reach the airport stress-free. You can reach the airport in about 30 minutes via Gatwick Express Train from Victoria Station. If you are going to the airport by car, there are many parking options available.
  • People who are interested in art will not be bored at the Boston Logan Airport which is involved in a Public Art Program and displays local art works in different parts of the property. All terminals have a public information booth where you can seek directions to the exhibitions.
  • To transfer between the city and Boston Logan Airport, use the public transportation as it is very well connected and budget-friendly. You can take the Blue Line Subway and Silver Line Bus which have stops at every terminal. There is also a possibility that the hotel you booked provides shuttle services so make sure to check it before your flight.

FAQs for booking flights from London to Boston

Book cheap flights from London to Boston

Return flight deals

directAmerican Airlines
7h 15mLHR-BOS
directAmerican Airlines
6h 30mBOS-LHR
directKLM
7h 40mLHR-BOS
directKLM
6h 35mBOS-LHR
directQatar Airways
7h 15mLHR-BOS
directQatar Airways
6h 42mBOS-LHR
directAir Canada
7h 40mLHR-BOS
directAir Canada
6h 35mBOS-LHR
directAer Lingus
7h 20mLHR-BOS
directAer Lingus
6h 30mBOS-LHR
directAustrian Airlines
7h 40mLHR-BOS
directAustrian Airlines
6h 35mBOS-LHR
directAir France
7h 35mLHR-BOS
directAir France
6h 35mBOS-LHR
directDelta
7h 35mLHR-BOS
directDelta
6h 35mBOS-LHR
directSWISS
7h 40mLHR-BOS
directSWISS
6h 35mBOS-LHR
directUnited Airlines
7h 40mLHR-BOS
directUnited Airlines
6h 35mBOS-LHR
directEL AL
7h 15mLHR-BOS
directEL AL
6h 42mBOS-LHR
directJetBlue
7h 51mLHR-BOS
directJetBlue
7h 13mBOS-LHR
directNorse Atlantic UK
7h 20mLGW-BOS
directNorse Atlantic UK
6h 45mBOS-LGW
directFinnair
7h 15mLHR-BOS
directFinnair
6h 30mBOS-LHR
directIberia
7h 15mLHR-BOS
directIberia
6h 30mBOS-LHR
directBrussels Airlines
7h 40mLHR-BOS
directBrussels Airlines
6h 35mBOS-LHR
directLufthansa
7h 40mLHR-BOS
directLufthansa
6h 35mBOS-LHR
directVirgin Atlantic
7h 35mLHR-BOS
directVirgin Atlantic
6h 35mBOS-LHR
directSingapore Airlines
7h 45mLHR-BOS
directSingapore Airlines
6h 45mBOS-LHR
directBritish Airways
7h 15mLHR-BOS
directBritish Airways
6h 30mBOS-LHR
directGulf Air
7h 15mLHR-BOS
directGulf Air
6h 41mBOS-LHR

Search by stops

Search by airline

One-way flight deals

directAmerican Airlines
7h 15mLHR-BOS
directKLM
7h 40mLHR-BOS
directQatar Airways
7h 15mLHR-BOS
directAir Canada
7h 40mLHR-BOS
directAer Lingus
7h 20mLHR-BOS
directAustrian Airlines
7h 40mLHR-BOS
directAir France
7h 35mLHR-BOS
directDelta
7h 35mLHR-BOS
directSWISS
7h 40mLHR-BOS
directUnited Airlines
7h 40mLHR-BOS
directEL AL
7h 15mLHR-BOS
directJetBlue
7h 51mLHR-BOS
directNorse Atlantic UK
7h 20mLGW-BOS
directFinnair
7h 15mLHR-BOS
directIberia
7h 15mLHR-BOS
directBrussels Airlines
7h 40mLHR-BOS
directLufthansa
7h 40mLHR-BOS
directVirgin Atlantic
7h 35mLHR-BOS
directSingapore Airlines
7h 45mLHR-BOS
directBritish Airways
7h 15mLHR-BOS
directGulf Air
7h 15mLHR-BOS

Search by stops

Search by airline

Flights to Boston

Destination:

Boston (BOS)United States

Browse origins:

  • Flights » 
  • London

Browse destinations:

  • Flights » 
  • Flights to Boston