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Cheap flights from Helsinki to Boston from $392

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helsinki to Boston departing on 9/8. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Helsinki to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:55 pm - 1:25 am
HEL
-
BOS
18h 30m
2 stops
Delta Logo
12:25 pm - 1:05 pm
BOS
-
HEL
17h 40m
2 stops
$637Delta
Mon, Aug 24 - Sun, Sep 6
Delta Logo
1:55 pm - 1:25 am
HEL
-
BOS
18h 30m
2 stops
Delta Logo
12:25 pm - 1:05 pm
BOS
-
HEL
17h 40m
2 stops
$638Delta
Mon, Aug 24 - Sun, Sep 6
Delta Logo
1:55 pm - 6:30 pm
HEL
-
BOS
11h 35m
1 stop
Delta Logo
12:15 pm - 1:05 pm
BOS
-
HEL
17h 50m
2 stops
$640Delta
Fri, Aug 28 - Thu, Sep 10
Scandinavian Airlines Logo
6:10 am - 3:35 pm
HEL
-
BOS
16h 25m
1 stop
Scandinavian Airlines Logo
5:40 pm - 12:55 pm
BOS
-
HEL
12h 15m
2 stops
$641Scandinavian Airlines
Thu, Aug 27 - Wed, Sep 9
Scandinavian Airlines Logo
7:15 am - 3:35 pm
HEL
-
BOS
15h 20m
2 stops
Scandinavian Airlines Logo
6:35 pm - 10:35 am
BOS
-
HEL
10h 00m
1 stop
$645Scandinavian Airlines
Thu, Oct 22 - Mon, Oct 26
Scandinavian Airlines Logo
7:15 am - 3:35 pm
HEL
-
BOS
15h 20m
2 stops
Scandinavian Airlines Logo
5:40 pm - 3:20 pm
BOS
-
HEL
14h 40m
1 stop
$664Scandinavian Airlines
Fri, Aug 28 - Thu, Sep 10
Delta Logo
7:00 am - 7:15 pm
HEL
-
BOS
19h 15m
2 stops
Delta Logo
4:40 pm - 1:05 pm
BOS
-
HEL
13h 25m
1 stop
$665Delta
Thu, Aug 27 - Wed, Sep 9
Scandinavian Airlines Logo
7:15 am - 3:35 pm
HEL
-
BOS
15h 20m
2 stops
Scandinavian Airlines Logo
5:40 pm - 1:45 pm
BOS
-
HEL
13h 05m
2 stops
$669Scandinavian Airlines
Fri, Aug 28 - Thu, Sep 10
Scandinavian Airlines Logo
9:15 pm - 3:35 pm
HEL
-
BOS
25h 20m
2 stops
Scandinavian Airlines Logo
5:40 pm - 8:35 pm
BOS
-
HEL
19h 55m
2 stops
$670Scandinavian Airlines
Thu, Aug 27 - Wed, Sep 9
Scandinavian Airlines Logo
9:15 pm - 3:35 pm
HEL
-
BOS
25h 20m
2 stops
Scandinavian Airlines Logo
5:40 pm - 8:35 pm
BOS
-
HEL
19h 55m
2 stops
$673Scandinavian Airlines
Thu, Aug 27 - Wed, Sep 9

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KLM flights from Helsinki to Boston

Our best KLM deals on Helsinki to Boston flight tickets
KLM
Jul 17
HEL6:25 pmHelsinki-Vantaa
29h 15m
1 stop
BOS4:40 pmBoston Logan Intl
Jul 20
BOS8:25 pmBoston Logan Intl
21h 00m
1 stop
HEL12:25 amHelsinki-Vantaa
$751
KLM
Jul 30
HEL6:25 pmHelsinki-Vantaa
29h 15m
1 stop
BOS4:40 pmBoston Logan Intl
Aug 6
BOS4:45 pmBoston Logan Intl
24h 40m
1 stop
HEL12:25 amHelsinki-Vantaa
$755
KLM
Jul 28
HEL6:25 pmHelsinki-Vantaa
29h 15m
1 stop
BOS4:40 pmBoston Logan Intl
Aug 3
BOS4:45 pmBoston Logan Intl
17h 55m
1 stop
HEL5:40 pmHelsinki-Vantaa
$770

Delta flights from Helsinki to Boston

Our best Delta deals on Helsinki to Boston flight tickets
Delta
Aug 24
HEL1:55 pmHelsinki-Vantaa
18h 30m
2 stops
BOS1:25 amBoston Logan Intl
Sep 6
BOS12:25 pmBoston Logan Intl
17h 40m
2 stops
HEL1:05 pmHelsinki-Vantaa
$637
Delta
Aug 24
HEL1:55 pmHelsinki-Vantaa
18h 30m
2 stops
BOS1:25 amBoston Logan Intl
Sep 6
BOS12:25 pmBoston Logan Intl
17h 40m
2 stops
HEL1:05 pmHelsinki-Vantaa
$638
Delta
Aug 28
HEL1:55 pmHelsinki-Vantaa
11h 35m
1 stop
BOS6:30 pmBoston Logan Intl
Sep 10
BOS12:15 pmBoston Logan Intl
17h 50m
2 stops
HEL1:05 pmHelsinki-Vantaa
$640

momondo Fare Finder

 
Customize your flight search to find flights from Helsinki to Boston 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 July 7, 2026.
Use the filters below to find and compare flights from Helsinki to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Mon 8/24

1:55 pm-1:25 am

2 stops18h 30m

Boston Logan Intl

Sun 9/6

12:25 pm-1:05 pm

2 stops17h 40m

$637

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Mon 8/24

1:55 pm-1:25 am

2 stops18h 30m

Boston Logan Intl

Sun 9/6

12:25 pm-1:05 pm

2 stops17h 40m

$638

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Fri 8/28

1:55 pm-6:30 pm

1 stop11h 35m

Boston Logan Intl

Thu 9/10

12:15 pm-1:05 pm

2 stops17h 50m

$640

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 8/27

6:10 am-3:35 pm

1 stop16h 25m

Boston Logan Intl

Wed 9/9

5:40 pm-12:55 pm

2 stops12h 15m

$641
Quickest round-trip

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 10/22

7:15 am-3:35 pm

2 stops15h 20m

Boston Logan Intl

Mon 10/26

6:35 pm-10:35 am

1 stop10h 00m

$645

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Fri 8/28

7:15 am-3:35 pm

2 stops15h 20m

Boston Logan Intl

Thu 9/10

5:40 pm-3:20 pm

1 stop14h 40m

$664

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 8/27

7:00 am-7:15 pm

2 stops19h 15m

Boston Logan Intl

Wed 9/9

4:40 pm-1:05 pm

1 stop13h 25m

$665

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Fri 8/28

7:15 am-3:35 pm

2 stops15h 20m

Boston Logan Intl

Thu 9/10

5:40 pm-1:45 pm

2 stops13h 05m

$669

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 8/27

9:15 pm-3:35 pm

2 stops25h 20m

Boston Logan Intl

Wed 9/9

5:40 pm-8:35 pm

2 stops19h 55m

$670

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 8/27

9:15 pm-3:35 pm

2 stops25h 20m

Boston Logan Intl

Wed 9/9

5:40 pm-8:35 pm

2 stops19h 55m

$673

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Boston from

How to get the cheapest flight ticket from Helsinki to Boston

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

What is the cheapest month to fly to Boston?

In general, March is the cheapest month to fly from Helsinki to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $429. If you aren’t able to travel during the month of March, then book flights to Boston from Helsinki during February instead. Flights to Boston in February, while not as cheap as those in March, still average around $430.

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

You are more likely to see cheaper flights to Boston from Helsinki when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $569 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Helsinki for as low as $481 on momondo.

Can stopping save me money on Helsinki to Boston flights?

You could potentially save up to 4% on your flight if you consider stops on a Helsinki to Boston flight.

How have Helsinki to Boston flight prices changed over time?

As of July 2026, prices for Helsinki to Boston flights are approximately 15% more expensive when compared to flights at the same time last year.

When to book flights from Helsinki to Boston

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

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

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

Fastest flight time

10h 50m

Direct flights

None
The fastest flight from Helsinki to Boston takes 10h 50m
There are no direct flights from Helsinki to Boston. There are no popular flight routes from Helsinki to Boston.
Search flight deals

Frequently asked questions about flying from Helsinki to Boston

  • How far is Helsinki-Vantaa to Boston Logan Intl by plane?

    There are 3928.7 mi between Helsinki-Vantaa and Boston Logan Intl. By plane, this route typically takes 10h 50m.

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

    Prices for flights from Helsinki-Vantaa Airport to Boston Logan Intl Airport refresh daily.

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

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

    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 Helsinki-Vantaa Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Helsinki to Boston?

Best airlines flying from Helsinki to Boston

Compare and see reviews for airlines that fly from Helsinki to Boston with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $411Free CancellationRating
7.0
702 reviews
Search Icelandair flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
Cambridge
Plymouth
York Beach
Kennebunkport
South Yarmouth
Laconia
Revere
Gloucester
Warwick
Brockton
South Portland
Falmouth
Middletown
Everett
Narragansett

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Helsinki to Boston. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Boston from Helsinki which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Helsinki to Boston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Boston from Helsinki 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.

An easier way to manage your Boston trip

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