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Cheap flights from Boston to Finland from $311

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 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Air Canada Logo
4:35 pm - 6:50 pmBOS-HEL
19h 15m2 stops
Air Canada Logo
12:45 pm - 9:27 pmHEL-BOS
15h 42m2 stops
$345Air Canada
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Mon, Nov 17 - Wed, Dec 3
Icelandair Logo
7:50 pm - 12:55 pmBOS-HEL
10h 05m1 stop
Icelandair Logo
1:55 pm - 5:50 pmHEL-BOS
10h 55m1 stop
$348Icelandair
Find Deal
Tue, Nov 11 - Fri, Nov 21
American Airlines Logo
7:17 pm - 1:55 pmBOS-HEL
11h 38m1 stop
American Airlines Logo
12:30 pm - 9:33 pmHEL-BOS
16h 03m1 stop
$354American Airlines
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Mon, Nov 17 - Wed, Dec 3
Scandinavian Airlines Logo
6:15 am - 3:25 pmBOS-HEL
26h 10m2 stops
Scandinavian Airlines Logo
6:15 am - 8:10 pmHEL-BOS
20h 55m1 stop
$355Scandinavian Airlines
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Tue, Nov 11 - Fri, Nov 21
Scandinavian Airlines Logo
1:20 pm - 11:45 pmBOS-HEL
27h 25m2 stops
Scandinavian Airlines Logo
11:20 am - 3:50 pmHEL-BOS
11h 30m1 stop
$358Scandinavian Airlines
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Mon, Nov 17 - Mon, Nov 24
American Airlines Logo
12:03 pm - 1:55 pmBOS-HEL
18h 52m1 stop
American Airlines Logo
5:00 pm - 10:54 pmHEL-BOS
12h 54m1 stop
$362American Airlines
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Wed, Dec 3 - Wed, Dec 10
Lufthansa Logo
9:40 pm - 6:50 pmBOS-HEL
15h 10m1 stop
Lufthansa Logo
7:05 am - 1:25 pmHEL-BOS
13h 20m1 stop
$399Lufthansa
Find Deal
Tue, Oct 28 - Tue, Nov 4
Lufthansa Logo
8:40 pm - 6:50 pmBOS-HEL
15h 10m1 stop
Lufthansa Logo
7:35 pm - 6:35 pmHEL-BOS
30h 00m1 stop
$403Lufthansa
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Mon, Dec 1 - Mon, Dec 8
Finnair Logo
7:17 pm - 12:55 amBOS-RVN
22h 38m2 stops
Finnair Logo
2:00 pm - 10:47 pmRVN-BOS
15h 47m2 stops
$578Finnair
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Wed, Nov 12 - Wed, Nov 19
Finnair Logo
7:35 pm - 5:45 pmBOS-RVN
15h 10m2 stops
Finnair Logo
1:05 pm - 10:56 pmRVN-BOS
16h 51m2 stops
$592Finnair
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Fri, Jan 9 - Wed, Jan 14

Air Canada flights from Boston to Finland

Our best Air Canada deals on Boston to Finland flight tickets
Air Canada
Nov 17
BOS4:35 pmBoston Logan Intl
19h 15m
2 stops
HEL6:50 pmHelsinki-Vantaa
Dec 3
HEL12:45 pmHelsinki-Vantaa
15h 42m
2 stops
BOS9:27 pmBoston Logan Intl
$345
Find similar
Air Canada
Nov 17
BOS4:35 pmBoston Logan Intl
19h 15m
2 stops
HEL6:50 pmHelsinki-Vantaa
Dec 3
HEL6:55 amHelsinki-Vantaa
14h 57m
2 stops
BOS2:52 pmBoston Logan Intl
$377
Find similar

Icelandair flights from Boston to Finland

Our best Icelandair deals on Boston to Finland flight tickets
Icelandair
Nov 11
BOS7:50 pmBoston Logan Intl
10h 05m
1 stop
HEL12:55 pmHelsinki-Vantaa
Nov 21
HEL1:55 pmHelsinki-Vantaa
10h 55m
1 stop
BOS5:50 pmBoston Logan Intl
$348
Find similar
Icelandair
Nov 10
BOS7:50 pmBoston Logan Intl
10h 05m
1 stop
HEL12:55 pmHelsinki-Vantaa
Nov 25
HEL1:55 pmHelsinki-Vantaa
27h 40m
1 stop
BOS10:35 amBoston Logan Intl
$349
Find similar
Icelandair
Nov 10
BOS7:50 pmBoston Logan Intl
10h 05m
1 stop
HEL12:55 pmHelsinki-Vantaa
Nov 25
HEL1:55 pmHelsinki-Vantaa
27h 40m
1 stop
BOS10:35 amBoston Logan Intl
$350
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 October 20, 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

Mon 11/17

4:35 pm-6:50 pm

2 stops19h 15m

Helsinki-Vantaa

Wed 12/3

12:45 pm-9:27 pm

2 stops15h 42m

$345

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Tue 11/11

7:50 pm-12:55 pm

1 stop10h 05m

Helsinki-Vantaa

Fri 11/21

1:55 pm-5:50 pm

1 stop10h 55m

$348

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 11/17

7:17 pm-1:55 pm

1 stop11h 38m

Helsinki-Vantaa

Wed 12/3

12:30 pm-9:33 pm

1 stop16h 03m

$354

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Tue 11/11

6:15 am-3:25 pm

2 stops26h 10m

Helsinki-Vantaa

Fri 11/21

6:15 am-8:10 pm

1 stop20h 55m

$355

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 11/17

1:20 pm-11:45 pm

2 stops27h 25m

Helsinki-Vantaa

Mon 11/24

11:20 am-3:50 pm

1 stop11h 30m

$358

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Wed 12/3

12:03 pm-1:55 pm

1 stop18h 52m

Helsinki-Vantaa

Wed 12/10

5:00 pm-10:54 pm

1 stop12h 54m

$362

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Tue 10/28

9:40 pm-6:50 pm

1 stop15h 10m

Helsinki-Vantaa

Tue 11/4

7:05 am-1:25 pm

1 stop13h 20m

$399

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 12/1

8:40 pm-6:50 pm

1 stop15h 10m

Helsinki-Vantaa

Mon 12/8

7:35 pm-6:35 pm

1 stop30h 00m

$403

BostonRovaniemi

BOS - RVN

BOSRVN

Boston Logan Intl

Wed 11/12

7:17 pm-12:55 am

2 stops22h 38m

Rovaniemi

Wed 11/19

2:00 pm-10:47 pm

2 stops15h 47m

$578

BostonRovaniemi

BOS - RVN

BOSRVN

Boston Logan Intl

Fri 1/9

7:35 pm-5:45 pm

2 stops15h 10m

Rovaniemi

Wed 1/14

1:05 pm-10:56 pm

2 stops16h 51m

$592

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 January to fly from Boston, when ticket prices are also cheap, with an average price of $456.

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 $562 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 $451 on momondo.

Can stopping save me money on Boston to Finland flights?

You could potentially save up to 34% 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

Direct flights

None
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
11,027 reviews
Search American Airlines flights
FinnairPriceFrom $349Free CancellationRating
7.6
1,333 reviews
Search Finnair flights
IcelandairPriceFrom $362Free CancellationRating
7.0
561 reviews
Search Icelandair flights
DeltaPriceFrom $413Free CancellationRating
7.9
7,978 reviews
Search Delta flights
Scandinavian AirlinesPriceFrom $423Free CancellationRating
7.4
1,533 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $429Free CancellationRating
7.4
8,993 reviews
Search United Airlines flights
British AirwaysPriceFrom $455Free CancellationRating
6.7
7,461 reviews
Search British Airways flights
LufthansaPriceFrom $473Free CancellationRating
6.8
7,504 reviews
Search Lufthansa flights
KLMPriceFrom $500Free CancellationRating
7.7
1,404 reviews
Search KLM flights
Air FrancePriceFrom $531Free CancellationRating
7.4
1,475 reviews
Search Air France 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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