BOS

Find cheap Finnair flights to Boston from £344 – Compare and Save

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Flight Deals

Cheap Finnair Flight Deals to Boston

 
Here are some of the best deals found on KAYAK recently from Finnair to Boston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return Finnair flight deals to Boston

Sun, 9 Aug - Sun, 16 Aug
Finnair Logo
10:05 - 12:40
LHR
-
BOS
7h 35mdirect
Finnair Logo
19:30 - 07:05
BOS
-
LHR
6h 35mdirect
£493Finnair
Sun, 9 Aug - Sun, 16 Aug
Finnair Logo
10:05 - 12:40
LHR
-
BOS
7h 35mdirect
Finnair Logo
19:30 - 07:05
BOS
-
LHR
6h 35mdirect
£493Finnair
Sat, 8 Aug - Fri, 14 Aug
Finnair Logo
10:05 - 12:40
LHR
-
BOS
7h 35mdirect
Finnair Logo
20:05 - 08:00
BOS
-
LHR
6h 55mdirect
£494Finnair
Fri, 21 Aug - Thu, 3 Sep
Finnair Logo
12:20 - 19:10
LHR
-
BOS
11h 50m
1 stop
Finnair Logo
20:05 - 08:00
BOS
-
LHR
6h 55mdirect
£496Finnair
Tue, 25 Aug - Tue, 1 Sep
Finnair Logo
18:05 - 23:55
LHR
-
BOS
10h 50m
1 stop
Finnair Logo
20:05 - 08:00
BOS
-
LHR
6h 55mdirect
£497Finnair
Sat, 29 Aug - Sat, 19 Dec
Finnair Logo
11:30 - 19:50
LHR
-
BOS
13h 20m
1 stop
Finnair Logo
07:30 - 19:00
BOS
-
LHR
6h 30mdirect
£508Finnair
Thu, 20 Aug - Mon, 24 Aug
Finnair Logo
10:05 - 12:40
LHR
-
BOS
7h 35mdirect
Finnair Logo
19:35 - 07:10
BOS
-
LHR
6h 35mdirect
£509Finnair
Wed, 19 Aug - Sun, 23 Aug
Finnair Logo
10:05 - 12:40
LHR
-
BOS
7h 35mdirect
Finnair Logo
19:24 - 10:20
BOS
-
LHR
9h 56m
1 stop
£511Finnair
Thu, 13 Aug - Sun, 23 Aug
Finnair Logo
18:05 - 23:55
LHR
-
BOS
10h 50m
1 stop
Finnair Logo
20:05 - 08:00
BOS
-
LHR
6h 55mdirect
£511Finnair
Thu, 13 Aug - Thu, 20 Aug
Finnair Logo
13:20 - 23:55
LHR
-
BOS
15h 35m
1 stop
Finnair Logo
19:35 - 07:10
BOS
-
LHR
6h 35mdirect
£512Finnair
Useful Info

KAYAK’s insights & trends for Boston flights with Finnair

Get data-powered insights and trends for Finnair flights to Boston to help you find the cheapest flights, the best time to fly, and much more.

What is the cheapest month to fly with Finnair to Boston?

The cheapest month for Finnair flights to Boston is January, when tickets cost £404 (return) on average. On the other hand, the most expensive months to fly this route with Finnair are June and December, when the average cost of return tickets is £623 and £536, respectively.

How far in advance should I book Finnair flights to Boston?

For the absolute cheapest price on Finnair, our data suggests you should book 10 weeks before departure.

What is the cheapest flight to Boston with Finnair?

The cheapest airline ticket to Boston from the United Kingdom with Finnair in the last 5 days was £344 one-way and £493 return on the route from London Heathrow Airport to Boston. The most popular route is from London Heathrow Airport to Boston, and the cheapest ticket found on this route in the last 5 days was £493 return.

How many direct flights does Finnair operate to Boston every week?

Each week there are around 33 direct flights from within the United Kingdom to Boston. The most common day for departures is Monday, with 15% of flights taking off on this day.

What is the cheapest day to fly to Boston?

Based on KAYAK data, the cheapest day to fly to Boston is Tuesday where tickets can be as cheap as £524. On the other hand, the most expensive day to fly is Friday, where prices are £670 on average.

What is the cheapest time of day to fly to Boston with Finnair?

The cheapest time of day to fly to Boston with Finnair is generally at midday, when flights cost £513 on average.

Good to know

Low seasonSeptember
Cheapest flight£344
Average price round-trip£520
Best time to beat the crowds (1% less expensive on average)
Most popular time to fly (33% more expensive on average)
Flight from London Heathrow Airport to Boston
(price for this month)

When to book flights with Finnair to Boston

Average price per month
Flight prices as travel date approaches

FAQs for flying to Boston with Finnair

  • Which other airlines fly to Boston?

    Along with Finnair, you can also fly to Boston with JetBlue, JetBlue and British Airways.

  • Which airport do Finnair flights to Boston fly into?

    You’ll fly into Boston Logan Airport when flying to Boston with Finnair.

  • Are there any other airlines in oneworld that fly to Boston?

    The only other oneworld airline flying to Boston is British Airways.

Top tips for your flights to Boston with Finnair

  • High season for flights to Boston with Finnair is June and prices are highest at this time. The cheapest month to fly is September.

Finnair customer reviews

7.6
Good1,419 verified ratings
7.4Comfort
6.9Entertainment
6.7Food
8.2Crew
7.7Boarding
Traveller rating:
Sort by:
G
10.0 Wonderful
Very good
A
2.0 Poor
Awful. Delayed for unknown reason. Boarded late, part of a Tight connection ands had to go through customs and immigration. And they lost my bags.
A
8.0 Very Good
Good. The only complaint is the delayed departure.
A
4.0 Mediocre
The seats are very uncomfortable. They never have tomato juice. Usually late
A
10.0 Wonderful
Great crew
A
4.0 Mediocre
Late, dirty cabin, charging ports broken, uncomfortable, no tomato juice, barely edible food
A
2.0 Poor
Finnair was not able to get our luggage on a connecting flight and there was a substantial delay of two days to obtain our lugguage. They did not communicate well, and we had to travel a significant distance to finally get our luggage. It has been a very negative experience.
A
10.0 Wonderful
It was a good flight
A
10.0 Wonderful
Flight on time, landed well ahead of schedule. Attendants were excellent and responsive
A
10.0 Wonderful
More bathrooms
Read more about Finnair

Everything you need to know for your flight to Boston

Other airlines flying to Boston

Flight deals from the most popular airlines with KAYAK users flying the route
Virgin Atlantic flights to Boston
British Airways flights to Boston
Aer Lingus flights to Boston