How do most travelers feel about Finnair?

Cheapflights users who travel with Finnair (a popular airline from London to Boston) have rated them a 6.9/10. This rating comes from 1,364 reviews. If you are looking to travel LON-BOS, search your dates above.

Can I get a flight from London to Boston on Finnair for under £700?

There are 11 flights available on Finnair from London to Boston for under £700. These prices can change based on many factors including date and time. To find LON-BOS flight prices for your dates, click here.

How far ahead should I book a flight from London to Boston with Finnair?

Booking with Finnair 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London to Boston with Finnair?

Currently, the most affordable month to book a Finnair flight from London to Boston in November, with an average price of £501. Conversely, traveling with Finnair from London to Boston in July will be the most expensive, with an average cost of £715. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

In terms of precipitation, rainfall in Boston ranges from 78.0 - 101.0 inches per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

Fly Finnair from London to BOS as low as £397

Cheapflights users flying from London to Boston on Finnair typically fly into Boston Logan Intl and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from London to Boston in 2024

Popular in	July
Cheapest in	November
Average price (all airlines)	£514
One-way from	£397
Return from	£400

Highest demand for flights from London to Boston Logan Intl; 19% potential price increase.

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Best time to find cheap flights from London to Boston Logan Intl; 3% potential price drop.

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Average price for all London to Boston Logan Intl flights (one-way and round-trip).

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Cheapest one-way Finnair flight from London to Boston Logan Intl

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Cheapest return Finnair flight from London to Boston Logan Intl

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Can I get a flight from London to Boston on Finnair for under £700?
There are 11 flights available on Finnair from London to Boston for under £700. These prices can change based on many factors including date and time. To find LON-BOS flight prices for your dates, click here.
How do most travelers feel about Finnair?
Cheapflights users who travel with Finnair (a popular airline from London to Boston) have rated them a 6.9/10. This rating comes from 1,364 reviews. If you are looking to travel LON-BOS, search your dates above.

Cheapest Finnair flights from London to Boston

Wed 3/709:35LHR - BOS

Nonstop7h 20mFinnair

Wed 27/1120:20BOS - LHR

Nonstop6h 30mFinnair

Deal found 17/6£512

Pick Dates

Mon 1/717:00LHR - BOS

1 stop10h 37mFinnair

Tue 10/1207:30BOS - LHR

Nonstop6h 25mFinnair

Deal found 17/6£523

Pick Dates

Mon 1/717:00LHR - BOS

1 stop10h 37mFinnair

Wed 6/1120:20BOS - LHR

Nonstop6h 30mFinnair

Deal found 17/6£527

Pick Dates

Direct flights from London to Boston on Finnair

Tue 5/1111:20LHR - BOS

Nonstop7h 40mFinnair

Tue 12/1118:55BOS - LHR

Nonstop6h 35mFinnair

Deal found 17/6£400

Pick Dates

Tue 29/1016:50LHR - BOS

Nonstop7h 50mFinnair

Tue 5/1118:55BOS - LHR

Nonstop6h 35mFinnair

Deal found 17/6£412

Pick Dates

Thu 28/1111:20LHR - BOS

Nonstop7h 40mFinnair

Sun 1/1222:00BOS - LHR

Nonstop6h 25mFinnair

Deal found 17/6£414

Pick Dates

Last minute deals on Cheapflights

Mon 24/609:35LHR - BOS

Nonstop7h 20mFinnair

Mon 1/720:20BOS - LHR

Nonstop6h 45mFinnair

Deal found 17/6£605

Pick Dates

Tue 25/617:00LHR - BOS

1 stop10h 37mFinnair

Tue 2/719:10BOS - LHR

Nonstop6h 40mFinnair

Deal found 17/6£609

Pick Dates

Wed 26/617:00LHR - BOS

1 stop10h 37mFinnair

Wed 3/720:10BOS - LHR

Nonstop6h 45mFinnair

Deal found 17/6£609

Pick Dates

One-way Finnair flights to Boston from London

Mon 16/914:30LHR - BOS

Nonstop7h 20mFinnair

Deal found 16/6£397

Pick Dates

Wed 11/914:25LHR - BOS

Nonstop7h 20mFinnair

Deal found 16/6£404

Pick Dates

Wed 13/1110:05LHR - BOS

Nonstop7h 45mFinnair

Deal found 16/6£425

Pick Dates

Best time to book a flight from London to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from London with our price prediction graph.

Estimated return price

Temperature and rainfall in Boston by month

BOS Temperature	-1 - 23 °C

BOS

Temperature

-1 - 23 °C

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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Fly from London to Boston on another airline
Consider alternative airlines that service the Boston area. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Virgin Atlantic flights from London to Boston Logan Intl

British Airways flights from London to Boston Logan Intl

Other Finnair flights from London
Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Finnair flights from London to Dallas/Fort Worth

Finnair flights from London to Atlanta

Finnair flights from London to New York

Finnair flights from London to O'Hare Intl

Finnair flights from London to Charlotte

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Finnair flights from London to Los Angeles

Finnair flights from London to Raleigh

Finnair flights from London to Nashville

Finnair flights from London to George Bush Intcntl

Finnair flights from London to Indianapolis

Finnair flights from London to Minneapolis

Finnair flights from London to St. Louis

Finnair flights from London to Miami

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Finnair flights from London to Sky Harbor Intl

Finnair flights from London to Boston

Finnair flights from London to Kansas City

Finnair flights from London to Philadelphia

Finnair flights from London to Memphis

Finnair flights from London to Detroit

Finnair flights from London to Hobby

Finnair flights from London to Rovaniemi

Finnair flights from London to Columbus

Finnair flights from London to Luis Munoz Marin Intl

Finnair flights from London to New Orleans

Finnair flights from London to Salt Lake City

Finnair flights from London to Chicago

Finnair flights from London to Charleston

Other airlines servicing London and Boston
Choose from other airlines serving London and Boston.

Other popular destinations in North America
If Boston is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Flights to New York

Flights to Toronto

Flights to Orlando

Flights to Los Angeles

Flights to Las Vegas

Flights to Miami

Flights to Vancouver

Flights to San Francisco

Popular flights with Finnair
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Finnair flights from London to Dallas/Fort Worth

Finnair flights from London to Atlanta

Finnair flights from London to New York

Finnair flights from London to O'Hare Intl

Finnair flights from London to Charlotte

Finnair flights from London to Las Vegas

Finnair flights from London to Los Angeles

Finnair flights from London to Raleigh

Finnair flights from London to Nashville

Finnair flights from London to George Bush Intcntl

Finnair flights from London to Las Vegas

Finnair flights from London to Indianapolis

Finnair flights from London to Minneapolis

Finnair flights from London to St. Louis

Finnair flights from London to Dallas/Fort Worth

Finnair flights from London to Miami

Finnair flights from London to Helsinki

Finnair flights from London to Sky Harbor Intl

Finnair flights from London to Charlotte

Finnair flights from London to Helsinki

Finnair flights from London to Boston

Finnair flights from London to Kansas City

Finnair flights from London to Philadelphia

Finnair flights from London to Memphis

Finnair flights from London to Detroit

Finnair flights from London to Hobby

Finnair flights from London to Rovaniemi

Finnair flights from London to Columbus

Finnair flights from London to Luis Munoz Marin Intl

See what others are saying about Finnair

Finnair

7.7

Good

1,351 reviews

Check prices

Overview

Recent reviews

5.6

Fair|Mar 2020

Nothing

Snack and some complimentary wifi or entertainment

4.0

Mediocre|Nov 2021

Had to pay £65 (~$90)to check my bag even though it was free on the outgoing flight. Had to pay surcharge for paying at check in even though I tried to correct in advance over phone and online. Kayak was no help.

10.0

Wonderful|Oct 2021

Kayak was terrible, I was told that I got 1 free checked bag, but when I got to the check-in counter I was told otherwise and had to pay for my checked bag!!!!

10.0

Wonderful|Aug 2022

Asked to put hand luggage in hold as flight full. Been waiting over an hour at Manchester airport to retrieve it

6.0

Okay|Jul 2023

One of the Flightattendant was so rude and bad. She should not work with people.

1 out of 451

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Cheapflights users flying from London to Boston on Finnair typically fly into Boston Logan Intl and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from London to Boston in 2024

Find detailed information about Finnair flights from London to Boston. Explore the options provided by Finnair to plan your journey from London to Boston. Data last updated 18 June 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

Can I get a flight from London to Boston on Finnair for under £700?

How do most travelers feel about Finnair?

Cheapest Finnair flights from London to Boston

Direct flights from London to Boston on Finnair

Last minute deals on Cheapflights

One-way Finnair flights to Boston from London

Best time to book a flight from London to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from London with our price prediction graph.

Temperature and rainfall in Boston by month

Plan your trip to Boston by taking into account the average temperature and rainfall totals by month.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from London to Boston on another airline
Consider alternative airlines that service the Boston area. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Consider alternative airlines that service the Boston area. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Other Finnair flights from London
Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Complete your trip
Complete your trip to Boston by adding a car hire and/or hotel booking to your travel itinerary.

Complete your trip to Boston by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines servicing London and Boston
Choose from other airlines serving London and Boston.

Choose from other airlines serving London and Boston.

Other popular destinations in North America
If Boston is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

If Boston is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Popular flights with Finnair
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 18 June 2024.

See what others are saying about Finnair

Overview

Recent reviews

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Flights

Finnair flights from London to Boston (LON - BOS)

Cheapflights users flying from London to Boston on Finnair typically fly into Boston Logan Intl and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from London to Boston in 2024

Find detailed information about Finnair flights from London to Boston. Explore the options provided by Finnair to plan your journey from London to Boston. Data last updated 18 June 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

Can I get a flight from London to Boston on Finnair for under £700?

How do most travelers feel about Finnair?

Cheapest Finnair flights from London to Boston

Direct flights from London to Boston on Finnair

Last minute deals on Cheapflights

One-way Finnair flights to Boston from London

Best time to book a flight from London to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from London with our price prediction graph.

Temperature and rainfall in Boston by month

Plan your trip to Boston by taking into account the average temperature and rainfall totals by month.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from London to Boston on another airlineConsider alternative airlines that service the Boston area. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

Consider alternative airlines that service the Boston area. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.

See what others are saying about Finnair

Overview

100% Free

Book with Flexibility

Travel Smart

Fly from London to Boston on another airline
Consider alternative airlines that service the Boston area. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2024.