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Cheap flights from Boston to Finland from $165

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Finland departing on 4/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boston to Finland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Finnair Logo
7:35 pm - 1:55 pm
BOS
-
HEL
11h 20m1 stop
Finnair Logo
4:50 pm - 10:56 pm
HEL
-
BOS
13h 06m1 stop
$349Finnair
Mon, Jan 26 - Tue, Feb 10
Icelandair Logo
7:50 pm - 12:55 pm
BOS
-
HEL
10h 05m1 stop
Icelandair Logo
1:55 pm - 5:50 pm
HEL
-
BOS
10h 55m1 stop
$360Icelandair
Mon, Feb 2 - Fri, Feb 6
Icelandair Logo
8:50 pm - 12:55 pm
BOS
-
HEL
10h 05m1 stop
Icelandair Logo
1:55 pm - 6:50 pm
HEL
-
BOS
10h 55m1 stop
$364Icelandair
Sat, Mar 21 - Sat, Mar 28
Icelandair Logo
8:50 pm - 12:55 pm
BOS
-
HEL
10h 05m1 stop
Icelandair Logo
1:55 pm - 6:50 pm
HEL
-
BOS
10h 55m1 stop
$366Icelandair
Tue, Mar 10 - Wed, Mar 18
Icelandair Logo
8:50 pm - 12:55 pm
BOS
-
HEL
10h 05m1 stop
Icelandair Logo
3:00 pm - 6:50 pm
HEL
-
BOS
10h 50m1 stop
$367Icelandair
Tue, Mar 10 - Wed, May 6
American Airlines Logo
3:17 pm - 2:00 pm
BOS
-
HEL
15h 43m1 stop
American Airlines Logo
4:25 pm - 12:22 am
HEL
-
BOS
14h 57m1 stop
$369American Airlines
Mon, Apr 27 - Thu, May 7
Scandinavian Airlines Logo
5:35 pm - 1:35 am
BOS
-
HEL
25h 00m1 stop
Scandinavian Airlines Logo
9:00 pm - 3:50 pm
HEL
-
BOS
25h 50m1 stop
$381Scandinavian Airlines
Sat, Feb 7 - Sat, Feb 14
Scandinavian Airlines Logo
6:35 pm - 10:40 am
BOS
-
HEL
10h 05m1 stop
Scandinavian Airlines Logo
4:10 pm - 4:50 pm
HEL
-
BOS
30h 40m2 stops
$382Scandinavian Airlines
Tue, Mar 10 - Wed, Mar 18
Scandinavian Airlines Logo
5:35 pm - 3:25 pm
BOS
-
HEL
14h 50m2 stops
Scandinavian Airlines Logo
6:15 am - 4:50 pm
HEL
-
BOS
16h 35m1 stop
$389Scandinavian Airlines
Mon, Feb 9 - Tue, Mar 10
Finnair Logo
7:00 pm - 5:45 pm
BOS
-
RVN
15h 45m2 stops
Finnair Logo
9:10 am - 10:48 pm
RVN
-
BOS
20h 38m2 stops
$552Finnair
Tue, Feb 24 - Tue, Mar 3

Icelandair flights from Boston to Finland

Our best Icelandair deals on Boston to Finland flight tickets
Icelandair
Feb 2
BOS7:50 pmBoston Logan Intl
10h 05m
1 stop
HEL12:55 pmHelsinki-Vantaa
Feb 6
HEL1:55 pmHelsinki-Vantaa
10h 55m
1 stop
BOS5:50 pmBoston Logan Intl
$360
Icelandair
Mar 21
BOS8:50 pmBoston Logan Intl
10h 05m
1 stop
HEL12:55 pmHelsinki-Vantaa
Mar 28
HEL1:55 pmHelsinki-Vantaa
10h 55m
1 stop
BOS6:50 pmBoston Logan Intl
$364
Icelandair
Mar 10
BOS8:50 pmBoston Logan Intl
10h 05m
1 stop
HEL12:55 pmHelsinki-Vantaa
Mar 18
HEL1:55 pmHelsinki-Vantaa
10h 55m
1 stop
BOS6:50 pmBoston Logan Intl
$366

American Airlines flights from Boston to Finland

Our best American Airlines deals on Boston to Finland flight tickets
American Airlines
Apr 27
BOS3:17 pmBoston Logan Intl
15h 43m
1 stop
HEL2:00 pmHelsinki-Vantaa
May 7
HEL4:25 pmHelsinki-Vantaa
14h 57m
1 stop
BOS12:22 amBoston Logan Intl
$369
American Airlines
Jan 25
BOS7:35 pmBoston Logan Intl
11h 20m
1 stop
HEL1:55 pmHelsinki-Vantaa
Feb 11
HEL12:30 pmHelsinki-Vantaa
18h 00m
1 stop
BOS11:30 pmBoston Logan Intl
$407
American Airlines
Jan 28
BOS7:35 pmBoston Logan Intl
11h 20m
1 stop
HEL1:55 pmHelsinki-Vantaa
Feb 10
HEL2:00 pmHelsinki-Vantaa
15h 56m
2 stops
BOS10:56 pmBoston Logan Intl
$411

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Finland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 10, 2026.
Use the filters below to find and compare flights from Boston to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 1/26

7:35 pm-1:55 pm

1 stop11h 20m

Helsinki-Vantaa

Tue 2/10

4:50 pm-10:56 pm

1 stop13h 06m

$349

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 2/2

7:50 pm-12:55 pm

1 stop10h 05m

Helsinki-Vantaa

Fri 2/6

1:55 pm-5:50 pm

1 stop10h 55m

$360

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Sat 3/21

8:50 pm-12:55 pm

1 stop10h 05m

Helsinki-Vantaa

Sat 3/28

1:55 pm-6:50 pm

1 stop10h 55m

$364

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Tue 3/10

8:50 pm-12:55 pm

1 stop10h 05m

Helsinki-Vantaa

Wed 3/18

1:55 pm-6:50 pm

1 stop10h 55m

$366

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Tue 3/10

8:50 pm-12:55 pm

1 stop10h 05m

Helsinki-Vantaa

Wed 5/6

3:00 pm-6:50 pm

1 stop10h 50m

$367

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 4/27

3:17 pm-2:00 pm

1 stop15h 43m

Helsinki-Vantaa

Thu 5/7

4:25 pm-12:22 am

1 stop14h 57m

$369

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Sat 2/7

5:35 pm-1:35 am

1 stop25h 00m

Helsinki-Vantaa

Sat 2/14

9:00 pm-3:50 pm

1 stop25h 50m

$381

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Tue 3/10

6:35 pm-10:40 am

1 stop10h 05m

Helsinki-Vantaa

Wed 3/18

4:10 pm-4:50 pm

2 stops30h 40m

$382

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 2/9

5:35 pm-3:25 pm

2 stops14h 50m

Helsinki-Vantaa

Tue 3/10

6:15 am-4:50 pm

1 stop16h 35m

$389

BostonRovaniemi

BOS - RVN

BOSRVN

Boston Logan Intl

Tue 2/24

7:00 pm-5:45 pm

2 stops15h 45m

Rovaniemi

Tue 3/3

9:10 am-10:48 pm

2 stops20h 38m

$552

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Finland from

How to get the cheapest flight ticket from Boston to Finland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Finland?

If you don’t want to visit Finland in December, then you should wait until November to fly from Boston, when ticket prices are also cheap, with an average price of $435.

How far in advance should I book a flight to Finland?

You are more likely to see cheaper flights to Finland from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Finland for around $563 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Finland from Boston for as low as $459 on momondo.

Can stopping save me money on Boston to Finland flights?

You could potentially save up to 57% on your flight if you consider stops on a Boston to Finland flight.

Cheap Boston to Finland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Finland

Fastest flight time

10h 05m

Direct flights

None
The fastest flight from Boston to Finland takes 10h 05m
There are no direct flights from Boston to Finland. There are no popular flight routes from Boston to Finland.
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Finland?

    Prices for flights from Boston Logan Intl Airport to Finland were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Finland?

  • How old do you have to be to fly from Boston Logan Intl Airport to Finland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Finland.

  • What documentation or ID do you need to fly to Finland?

    The travel and health documents you'll need for your trip to Finland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Finland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Boston to Finland

Compare and see reviews for airlines that fly from Boston to Finland with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $331Free CancellationRating
7.2
11,100 reviews
Search American Airlines flights
FinnairPriceFrom $349Free CancellationRating
7.6
1,347 reviews
Search Finnair flights
IcelandairPriceFrom $355Free CancellationRating
7.1
595 reviews
Search Icelandair flights
Air FrancePriceFrom $366Free CancellationRating
7.4
1,518 reviews
Search Air France flights
DeltaPriceFrom $410Free CancellationRating
7.9
8,039 reviews
Search Delta flights
United AirlinesPriceFrom $429Free CancellationRating
7.4
9,145 reviews
Search United Airlines flights
KLMPriceFrom $430Free CancellationRating
7.7
1,435 reviews
Search KLM flights
British AirwaysPriceFrom $446Free CancellationRating
6.7
7,667 reviews
Search British Airways flights
Scandinavian AirlinesPriceFrom $448Free CancellationRating
7.3
1,642 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $473Free CancellationRating
6.8
7,710 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Finland?

It is quick and easy to find Boston to Finland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Finland that suits you.

Can I find flights from Boston to Finland with flexible booking policies on momondo?

All flight searches from Boston to Finland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Finland?

momondo provides multiple filters to help you find the best flight to Finland from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Boston to Finland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Finland, momondo offers a useful price alert feature which will track prices for flights to Finland from Boston and alert you when they change.

An easier way to manage your Finland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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