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Cheap flights from Boston to Finland from $203

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 1/12. 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.
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
$358Icelandair
Thu, Feb 5 - Tue, Feb 17
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
$362Icelandair
Thu, Jan 8 - Wed, Jan 21
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
$364Icelandair
Fri, Jan 23 - Fri, Jan 30
Scandinavian Airlines Logo
6:15 am - 3:25 pm
BOS
-
HEL
26h 10m2 stops
Scandinavian Airlines Logo
11:20 am - 3:50 pm
HEL
-
BOS
11h 30m1 stop
$377Scandinavian Airlines
Thu, Feb 5 - Tue, Feb 17
Scandinavian Airlines Logo
1:25 pm - 3:25 pm
BOS
-
HEL
19h 00m2 stops
Scandinavian Airlines Logo
11:20 am - 3:50 pm
HEL
-
BOS
11h 30m1 stop
$384Scandinavian Airlines
Sun, Jan 18 - Thu, Jan 22
Finnair Logo
7:35 pm - 9:05 pm
BOS
-
RVN
18h 30m2 stops
Finnair Logo
2:00 pm - 10:56 pm
RVN
-
BOS
15h 56m2 stops
$657Finnair
Sun, Jan 25 - Sun, Feb 8
Finnair Logo
7:35 pm - 9:15 pm
BOS
-
RVN
18h 40m2 stops
Finnair Logo
9:10 am - 10:56 pm
RVN
-
BOS
20h 46m2 stops
$672Finnair
Tue, Jan 27 - Tue, Feb 3
Multiple Airlines Logo
4:45 pm - 1:55 pm
BOS
-
RVN
14h 10m1 stop
Multiple Airlines Logo
9:10 am - 10:56 pm
RVN
-
BOS
20h 46m2 stops
$712Multiple Airlines
Tue, Jan 27 - Tue, Feb 3
Multiple Airlines Logo
7:25 pm - 12:50 pm
BOS
-
RVN
10h 25m1 stop
Multiple Airlines Logo
9:25 pm - 8:55 pm
RVN
-
BOS
30h 30m2 stops
$730Multiple Airlines
Sun, Jan 25 - Sun, Feb 8
British Airways Logo
9:35 pm - 1:20 pm
BOS
-
RVN
32h 45m2 stops
British Airways Logo
8:45 am - 10:56 pm
RVN
-
BOS
21h 11m2 stops
$805British Airways
Fri, Jan 9 - Fri, Jan 16

Icelandair flights from Boston to Finland

Our best Icelandair deals on Boston to Finland flight tickets
Icelandair
Feb 5
BOS7:50 pmBoston Logan Intl
10h 05m
1 stop
HEL12:55 pmHelsinki-Vantaa
Feb 17
HEL1:55 pmHelsinki-Vantaa
10h 55m
1 stop
BOS5:50 pmBoston Logan Intl
$358
Find similar
Icelandair
Jan 8
BOS7:50 pmBoston Logan Intl
10h 05m
1 stop
HEL12:55 pmHelsinki-Vantaa
Jan 21
HEL1:55 pmHelsinki-Vantaa
10h 55m
1 stop
BOS5:50 pmBoston Logan Intl
$362
Find similar
Icelandair
Jan 23
BOS7:50 pmBoston Logan Intl
10h 05m
1 stop
HEL12:55 pmHelsinki-Vantaa
Jan 30
HEL1:55 pmHelsinki-Vantaa
10h 55m
1 stop
BOS5:50 pmBoston Logan Intl
$364
Find similar

Scandinavian Airlines flights from Boston to Finland

Our best Scandinavian Airlines deals on Boston to Finland flight tickets
Scandinavian Airlines
Feb 5
BOS6:15 amBoston Logan Intl
26h 10m
2 stops
HEL3:25 pmHelsinki-Vantaa
Feb 17
HEL11:20 amHelsinki-Vantaa
11h 30m
1 stop
BOS3:50 pmBoston Logan Intl
$377
Find similar
Scandinavian Airlines
Jan 18
BOS1:25 pmBoston Logan Intl
19h 00m
2 stops
HEL3:25 pmHelsinki-Vantaa
Jan 22
HEL11:20 amHelsinki-Vantaa
11h 30m
1 stop
BOS3:50 pmBoston Logan Intl
$384
Find similar
Scandinavian Airlines
Jan 26
BOS6:15 amBoston Logan Intl
26h 10m
2 stops
HEL3:25 pmHelsinki-Vantaa
Feb 9
HEL7:00 amHelsinki-Vantaa
15h 50m
2 stops
BOS3:50 pmBoston Logan Intl
$385
Find similar

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 December 10, 2025.
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

Thu 2/5

7:50 pm-12:55 pm

1 stop10h 05m

Helsinki-Vantaa

Tue 2/17

1:55 pm-5:50 pm

1 stop10h 55m

$358

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Thu 1/8

7:50 pm-12:55 pm

1 stop10h 05m

Helsinki-Vantaa

Wed 1/21

1:55 pm-5:50 pm

1 stop10h 55m

$362

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Fri 1/23

7:50 pm-12:55 pm

1 stop10h 05m

Helsinki-Vantaa

Fri 1/30

1:55 pm-5:50 pm

1 stop10h 55m

$364

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Thu 2/5

6:15 am-3:25 pm

2 stops26h 10m

Helsinki-Vantaa

Tue 2/17

11:20 am-3:50 pm

1 stop11h 30m

$377

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Sun 1/18

1:25 pm-3:25 pm

2 stops19h 00m

Helsinki-Vantaa

Thu 1/22

11:20 am-3:50 pm

1 stop11h 30m

$384

BostonRovaniemi

BOS - RVN

BOSRVN

Boston Logan Intl

Sun 1/25

7:35 pm-9:05 pm

2 stops18h 30m

Rovaniemi

Sun 2/8

2:00 pm-10:56 pm

2 stops15h 56m

$657

BostonRovaniemi

BOS - RVN

BOSRVN

Boston Logan Intl

Tue 1/27

7:35 pm-9:15 pm

2 stops18h 40m

Rovaniemi

Tue 2/3

9:10 am-10:56 pm

2 stops20h 46m

$672

BostonRovaniemi

BOS - RVN

BOSRVN

Boston Logan Intl

Tue 1/27

4:45 pm-1:55 pm

1 stop14h 10m

Rovaniemi

Tue 2/3

9:10 am-10:56 pm

2 stops20h 46m

$712

BostonRovaniemi

BOS - RVN

BOSRVN

Boston Logan Intl

Sun 1/25

7:25 pm-12:50 pm

1 stop10h 25m

Rovaniemi

Sun 2/8

9:25 pm-8:55 pm

2 stops30h 30m

$730

BostonRovaniemi

BOS - RVN

BOSRVN

Boston Logan Intl

Fri 1/9

9:35 pm-1:20 pm

2 stops32h 45m

Rovaniemi

Fri 1/16

8:45 am-10:56 pm

2 stops21h 11m

$805

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 $443.

What is the cheapest day to depart on your flight to Finland?

The cheapest day to depart from Boston to Finland is on a Tuesday. Travelers who choose to depart for Finland on a Tuesday will often find tickets for as low as $403. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Finland on Friday is $742.

What is the cheapest time of day to depart on your flight to Finland?

The cheapest time of day to fly to Finland is in the evening when flights can be purchased for as low as $527. In contrast, the most expensive time of day to depart to Finland is at noon when prices are around $2,250.

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 $558 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 62% 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
11,048 reviews
Search American Airlines flights
FinnairPriceFrom $351Free CancellationRating
7.6
1,334 reviews
Search Finnair flights
IcelandairPriceFrom $356Free CancellationRating
7.0
589 reviews
Search Icelandair flights
Air FrancePriceFrom $366Free CancellationRating
7.4
1,502 reviews
Search Air France flights
DeltaPriceFrom $410Free CancellationRating
7.9
8,007 reviews
Search Delta flights
United AirlinesPriceFrom $429Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights
KLMPriceFrom $430Free CancellationRating
7.7
1,432 reviews
Search KLM flights
Scandinavian AirlinesPriceFrom $437Free CancellationRating
7.4
1,605 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $446Free CancellationRating
6.7
7,573 reviews
Search British Airways flights
LufthansaPriceFrom $473Free CancellationRating
6.8
7,625 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.
Start using Trips
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