Which layover airport has the shortest connection time from Boston to Helsinki?

Amsterdam (AMS) has the shortest average layover time for this route: 1h 39m.

What airlines fly to Helsinki?

Icelandair, Finnair and American Airlines are the top three most popular airlines that fly to Helsinki from Boston according to our data. Icelandair is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 8 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Boston to Helsinki?

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 10h 50m.

What is the cheapest airline that flies from Boston Logan Intl to Helsinki-Vantaa?

Icelandair and Lufthansa are the most popular carriers operating from Boston Logan Intl to Helsinki-Vantaa

Which layover airport offers the lowest fares from Boston to Helsinki?

Flights via Chicago (ORD) offer the lowest average round-trip price of $461.

Which airport is the most popular layover for flights between Boston and Helsinki?

Reykjavik (KEF) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Boston Logan Intl Airport to Helsinki-Vantaa Airport?

Prices for flights from Boston Logan Intl Airport to Helsinki-Vantaa Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Boston Logan Intl Airport to Helsinki-Vantaa Airport?

The number of operators available for flights from Boston Logan Intl Airport to Helsinki-Vantaa Airport is 8 as of August 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Helsinki-Vantaa Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Helsinki-Vantaa Airport.

What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

The required travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helsinki-Vantaa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$264 Cheap Flights from Boston to Helsinki in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Helsinki

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 pm - 3:20 pm

BOS

HEL

14h 40m

1 stop

7:15 am - 3:35 pm

HEL

BOS

15h 20m

2 stops

$437Scandinavian Airlines

Thu, Sep 24 - Tue, Sep 29

5:40 pm - 1:50 pm

BOS

HEL

13h 10m

2 stops

7:15 am - 3:35 pm

HEL

BOS

15h 20m

2 stops

$437Scandinavian Airlines

Thu, Sep 24 - Tue, Sep 29

11:10 am - 6:45 pm

BOS

HEL

24h 35m

2 stops

7:30 pm - 6:35 pm

HEL

BOS

30h 05m

1 stop

$443Multiple Airlines

Thu, Nov 19 - Sun, Nov 22

8:50 pm - 2:00 pm

BOS

HEL

10h 10m

1 stop

2:00 pm - 6:50 pm

HEL

BOS

10h 50m

1 stop

$444Icelandair

Tue, Oct 20 - Wed, Oct 28

8:50 pm - 2:00 pm

BOS

HEL

10h 10m

1 stop

2:00 pm - 6:50 pm

HEL

BOS

10h 50m

1 stop

$444Icelandair

Wed, Oct 21 - Wed, Oct 28

7:35 pm - 6:45 pm

BOS

HEL

16h 10m

2 stops

12:35 pm - 6:35 pm

HEL

BOS

13h 00m

1 stop

$447Lufthansa

Tue, Jan 5 - Tue, Jan 12

8:05 pm - 6:55 pm

BOS

HEL

15h 50m

1 stop

6:00 am - 5:40 pm

HEL

BOS

18h 40m

1 stop

$447Lufthansa

Wed, Oct 7 - Wed, Oct 14

11:10 am - 6:45 pm

BOS

HEL

24h 35m

2 stops

12:35 pm - 9:28 pm

HEL

BOS

15h 53m

2 stops

$449Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

9:45 pm - 4:40 pm

BOS

HEL

11h 55m

1 stop

7:15 am - 7:29 pm

HEL

BOS

19h 14m

2 stops

$505Delta

Mon, Sep 7 - Wed, Sep 23

9:45 pm - 4:40 pm

BOS

HEL

11h 55m

1 stop

7:15 am - 7:29 pm

HEL

BOS

19h 14m

2 stops

$507Delta

Mon, Sep 7 - Wed, Sep 23

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Icelandair flights from Boston to Helsinki

Our best Icelandair deals on Boston to Helsinki flight tickets

Icelandair

Oct 20

BOS8:50 pmBoston Logan Intl

10h 10m

1 stop

HEL2:00 pmHelsinki-Vantaa

Oct 28

HEL2:00 pmHelsinki-Vantaa

10h 50m

1 stop

BOS6:50 pmBoston Logan Intl

$444

Icelandair

Oct 19

BOS8:50 pmBoston Logan Intl

10h 10m

1 stop

HEL2:00 pmHelsinki-Vantaa

Oct 28

HEL2:00 pmHelsinki-Vantaa

10h 50m

1 stop

BOS6:50 pmBoston Logan Intl

$445

Icelandair

Oct 18

BOS11:00 pmBoston Logan Intl

32h 00m

1 stop

HEL2:00 pmHelsinki-Vantaa

Oct 31

HEL2:00 pmHelsinki-Vantaa

10h 50m

1 stop

BOS6:50 pmBoston Logan Intl

$446

Scandinavian Airlines flights from Boston to Helsinki

Our best Scandinavian Airlines deals on Boston to Helsinki flight tickets

Scandinavian Airlines

Sep 24

BOS5:40 pmBoston Logan Intl

13h 10m

2 stops

HEL1:50 pmHelsinki-Vantaa

Sep 29

HEL7:15 amHelsinki-Vantaa

15h 20m

2 stops

BOS3:35 pmBoston Logan Intl

$437

Scandinavian Airlines

Oct 22

BOS5:50 pmBoston Logan Intl

9h 45m

1 stop

HEL10:35 amHelsinki-Vantaa

Oct 27

HEL8:55 pmHelsinki-Vantaa

49h 45m

2 stops

BOS4:40 pmBoston Logan Intl

$438

Scandinavian Airlines

Sep 25

BOS5:40 pmBoston Logan Intl

9h 55m

1 stop

HEL10:35 amHelsinki-Vantaa

Sep 29

HEL11:15 amHelsinki-Vantaa

11h 20m

1 stop

BOS3:35 pmBoston Logan Intl

$439

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Thu 9/24

5:40 pm-3:20 pm

1 stop14h 40m

Helsinki-Vantaa

Tue 9/29

7:15 am-3:35 pm

2 stops15h 20m

$437

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Thu 9/24

5:40 pm-1:50 pm

2 stops13h 10m

Helsinki-Vantaa

Tue 9/29

7:15 am-3:35 pm

2 stops15h 20m

$437

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Thu 11/19

11:10 am-6:45 pm

2 stops24h 35m

Helsinki-Vantaa

Sun 11/22

7:30 pm-6:35 pm

1 stop30h 05m

$443

Quickest round-trip

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Tue 10/20

8:50 pm-2:00 pm

1 stop10h 10m

Helsinki-Vantaa

Wed 10/28

2:00 pm-6:50 pm

1 stop10h 50m

$444

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Wed 10/21

8:50 pm-2:00 pm

1 stop10h 10m

Helsinki-Vantaa

Wed 10/28

2:00 pm-6:50 pm

1 stop10h 50m

$444

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Tue 1/5

7:35 pm-6:45 pm

2 stops16h 10m

Helsinki-Vantaa

Tue 1/12

12:35 pm-6:35 pm

1 stop13h 00m

$447

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Wed 10/7

8:05 pm-6:55 pm

1 stop15h 50m

Helsinki-Vantaa

Wed 10/14

6:00 am-5:40 pm

1 stop18h 40m

$447

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Wed 11/4

11:10 am-6:45 pm

2 stops24h 35m

Helsinki-Vantaa

Wed 11/11

12:35 pm-9:28 pm

2 stops15h 53m

$449

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 9/7

9:45 pm-4:40 pm

1 stop11h 55m

Helsinki-Vantaa

Wed 9/23

7:15 am-7:29 pm

2 stops19h 14m

$505

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 9/7

9:45 pm-4:40 pm

1 stop11h 55m

Helsinki-Vantaa

Wed 9/23

7:15 am-7:29 pm

2 stops19h 14m

$507

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Helsinki

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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Boston and Helsinki?

Prices are currently low for flights on this route.

Typical prices usually range from $482 to $754.
The lowest price recently found on this route was $437.

What is the cheapest month to fly to Helsinki?

The month of December is, on average, the cheapest month to fly to Helsinki from Boston, with most prices found around $379. If you aren’t able to travel during the month of December, then book flights to Helsinki from Boston during October instead. Flights to Helsinki in October, while not as cheap as those in December, still average around $440.

How far in advance should I book a flight from Boston to Helsinki?

You are more likely to see cheaper flights to Helsinki from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $583 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from Boston for as low as $489 on momondo.

How have Boston to Helsinki flight prices changed over time?

As of August 2026, prices for Boston to Helsinki flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Helsinki according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Helsinki (BOS to HEL) flight deals and tips

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

Fastest flight time	10h 00m
Direct flights	None

The fastest flight from Boston to Helsinki takes 10h 00m

There are no direct flights from Boston to Helsinki. There are no popular flight routes from Boston to Helsinki.

Search flight deals

Frequently asked questions about flying from Boston to Helsinki

How far is Boston Logan Intl to Helsinki-Vantaa by plane?
Helsinki-Vantaa is 3928.7 mi away from Boston Logan Intl. A reasonable flight in good conditions will take 10h 00m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Helsinki-Vantaa Airport?
Prices for flights from Boston Logan Intl Airport to Helsinki-Vantaa Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Helsinki-Vantaa Airport?
The number of operators available for flights from Boston Logan Intl Airport to Helsinki-Vantaa Airport is 8 as of August 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Helsinki-Vantaa Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Helsinki-Vantaa Airport.
What documentation or ID do you need to fly to Helsinki-Vantaa Airport?
The required travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helsinki-Vantaa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Boston to Helsinki?
Based on momondo bookings for flights between Boston and Helsinki, the leading airline is Icelandair, making up 42% of the total bookings. Other popular airlines include Finnair with 16%, American Airlines with 13%, and Scandinavian Airlines with 13%.

Best airlines flying from Boston to Helsinki

Compare and see reviews for airlines that fly from Boston to Helsinki with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $331	Free Cancellation	Rating 7.1 11,845 reviews	Search American Airlines flights
Finnair	PriceFrom $348	Free Cancellation	Rating 7.7 1,428 reviews	Search Finnair flights
Icelandair	PriceFrom $355	Free Cancellation	Rating 7.0 720 reviews	Search Icelandair flights
Air France	PriceFrom $366	Free Cancellation	Rating 7.5 1,633 reviews	Search Air France flights
Lufthansa	PriceFrom $379	Free Cancellation	Rating 6.8 8,174 reviews	Search Lufthansa flights
Scandinavian Airlines	PriceFrom $411	Free Cancellation	Rating 7.4 1,912 reviews	Search Scandinavian Airlines flights
Delta	PriceFrom $416	Free Cancellation	Rating 7.8 8,492 reviews	Search Delta flights
KLM	PriceFrom $430	Free Cancellation	Rating 7.8 1,552 reviews	Search KLM flights

Vantaa

Espoo

Lahti

Kotka

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Helsinki. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Boston to Helsinki flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Helsinki 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 Helsinki right now. Can momondo alert me if prices change?

Price alerts on flights to Helsinki from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.