Flights from Boston to London available from USD 481*

Our best rates from Boston to London

Mar 2025
FromUSD 543*
Fare: Round trip/Economy
Displaying fares for March-2025
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*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking

Fly in the next three months: flights from Boston to London

USD

Boston (BOS)to

London (LON)
Apr 04 2025 - Apr 14 2025
From
USD 518*
Round trip
/
Economy

Boston (BOS)to

London (LON)
Apr 04 2025 - Apr 23 2025
From
USD 518*
Round trip
/
Economy

Boston (BOS)to

London (LON)
Apr 04 2025 - Apr 22 2025
From
USD 518*
Round trip
/
Economy

Boston (BOS)to

London (LON)
Apr 07 2025 - Apr 16 2025
From
USD 518*
Round trip
/
Economy

Boston (BOS)to

London (LON)
Apr 08 2025 - Apr 14 2025
From
USD 518*
Round trip
/
Economy

Boston (BOS)to

London (LON)
Apr 08 2025 - Apr 22 2025
From
USD 518*
Round trip
/
Economy

Boston (BOS)to

London (LON)
Apr 08 2025 - Apr 29 2025
From
USD 518*
Round trip
/
Economy

Boston (BOS)to

London (LON)
Apr 04 2025 - Apr 29 2025
From
USD 518*
Round trip
/
Economy

Boston (BOS)to

London (LHR)
May 03 2025 - May 17 2025
From
USD 481*
Round trip
/
Economy

Boston (BOS)to

London (LHR)
May 03 2025 - May 12 2025
From
USD 633*
Round trip
/
Economy

Boston (BOS)to

London (LHR)
May 21 2025 - May 30 2025
From
USD 644*
Round trip
/
Economy

Boston (BOS)to

London (LHR)
May 21 2025 - May 29 2025
From
USD 754*
Round trip
/
Economy

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

 

Blue image with a map of Iceland and text that reads: Include a little more of Iceland in your journey. Add a Stopover

Plan ahead for your trip from Boston to London with Icelandair

USD
Plan ahead for your trip from Boston to London with Icelandair
From
To
Fare type
Dates
Price
Boston (BOS)London (LON)Round trip
/
Economy		Mar 03 2026 - Mar 11 2026

From

USD 519

Viewed 7 hrs ago

Boston (BOS)London (LON)Round trip
/
Economy		Feb 23 2026 - Feb 27 2026

From

USD 519

Viewed 9 hrs ago

Boston (BOS)London (LON)Round trip
/
Economy		Oct 01 2025 - Oct 12 2025

From

USD 519

Viewed 1 hour ago

Boston (BOS)London (LON)Round trip
/
Economy		Nov 28 2025 - Dec 05 2025

From

USD 519

Viewed 1 day ago

Boston (BOS)London (LON)Round trip
/
Economy		Nov 28 2025 - Dec 06 2025

From

USD 519

Viewed 1 day ago

Boston (BOS)London (LON)Round trip
/
Economy		Nov 28 2025 - Dec 10 2025

From

USD 519

Viewed 1 day ago

Boston (BOS)London (LON)Round trip
/
Economy		Nov 29 2025 - Dec 03 2025

From

USD 519

Viewed 1 day ago

Boston (BOS)London (LON)Round trip
/
Economy		Nov 29 2025 - Dec 04 2025

From

USD 519

Viewed 1 day ago

Boston (BOS)London (LON)Round trip
/
Economy		Nov 29 2025 - Dec 06 2025

From

USD 519

Viewed 1 day ago

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

Flights from Boston to London

Want to get out of town with a flight from Boston (BOS) to London (LHR/LGW)? Say goodbye to Beantown and say hello to the UK's cosmopolitan capital with cheap flight tickets to London.

For the best fares and an unparalleled flying experience, choose Icelandair to fly from Boston (BOS) to London (LHR). You'll enjoy an easy transit at our Keflavík hub and one of the shortest flying times over the Atlantic on board our flights from Boston to London.

 

FAQs about travel from Boston to London

Helpful information for US travelers visiting London

What is the Boston to London flight time?

Flying from Boston (BOS) to London (LHR/LGW) takes under 7 hours on average. Because of Icelandair's northerly routes, the duration of flights from Boston to London is often significantly shorter than when flying with other airlines.

Are there direct flights from Boston to London?

Flights to London from Boston with Icelandair include a stop in Reykjavík. Travelers can enjoy an easy transit in our Keflavík hub and travel onwards after just a short stop, or choose to Stopover in Iceland and enjoy all that Iceland has to offer on their way to London.

Use our flight finder tool above to find the best deals for your travel dates. We also offer flights from Boston to Manchester and Glasgow, so you can choose the route that works best for you.

Should I include a Stopover in my journey to London?

Add a Stopover in Iceland for anywhere between 1 and 7 days at no additional airfare.

Take the opportunity to explore Iceland's natural wonders and experience the culture and charm that Reykjavik has to offer, before heading on to metropolitan London.

What’s included on an Icelandair flight from Boston to London?

Our in-flight entertainment system is available on all of our Boston to London flights and it offers a full selection of programming for both adults and children alike. There are also a variety of meals and snacks on board, including a complimentary meal for children.

Visit our support hub for more information about flying transatlantic with Icelandair, including baggage allowances and pre-flight advice.

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