Search and book London to Boston flights

Your journey starts here

Round-trip price per adult from

Popular flights and flight offers from London to Boston

LHR – BOS
London - Boston
Tue 23 Apr 2024 – Mon 29 Apr 2024
From
£387
LHR – BOS
London - Boston
Wed 17 Apr 2024 – Mon 22 Apr 2024
From
£387
LHR – BOS
London - Boston
Mon 15 Apr 2024 – Mon 22 Apr 2024
From
£387
LHR – BOS
London - Boston
Wed 24 Apr 2024 – Mon 29 Apr 2024
From
£387
LHR – BOS
London - Boston
Tue 16 Apr 2024 – Mon 22 Apr 2024
From
£387
LHR – BOS
London - Boston
Tue 30 Apr 2024 – Mon 6 May 2024
From
£412

Finnair flies from London to Boston easily and with low prices. Finnair's fleet is one of the most modern in Europe, making the flight to Boston an enjoyable experience.

With Finnair, you fly to Boston on a fast route from Helsinki from the Helsinki Vantaa airport, where services and route connections are excellent. From Helsinki Vantaa, we fly directly to more than 15 major cities in Asia and more than 70 destinations in Europe. Go enjoy Boston with our blue and white wings and book your London to Boston flights today.

Our cheapest flights from London to Boston

LHR – BOS
London - Boston
Tue 23 Apr 2024 – Mon 29 Apr 2024
From
£387
Book now
LHR – BOS
London - Boston
Wed 17 Apr 2024 – Mon 22 Apr 2024
From
£387
Book now
LHR – BOS
London - Boston
Mon 15 Apr 2024 – Mon 22 Apr 2024
From
£387
Book now
LHR – BOS
London - Boston
Wed 24 Apr 2024 – Mon 29 Apr 2024
From
£387
Book now

Popular routes and flight deals