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Cheap flights from Helsinki to Boston from $380

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 9/2. 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 Helsinki to Boston (HEL-BOS)

Cheap round-trip flights

Icelandair Logo
3:00 pm - 6:50 pmHEL-BOS
10h 50m1 stop
Icelandair Logo
8:50 pm - 2:00 pmBOS-HEL
10h 10m1 stop
$409Icelandair
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Thu, Sep 18 - Sat, Oct 4
Logo
6:10 am - 9:25 pmHEL-BOS
22h 15m2 stops
Logo
8:05 pm - 11:50 pmBOS-HEL
20h 45m1 stop
$435
Find Deal
Tue, Sep 16 - Tue, Sep 23
Finnair Logo
5:15 pm - 10:50 pmHEL-BOS
12h 35m1 stop
Finnair Logo
8:10 pm - 3:15 pmBOS-HEL
12h 05m1 stop
$436Finnair
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Tue, Sep 30 - Tue, Oct 7
Air Canada Logo
6:10 am - 9:25 pmHEL-BOS
22h 15m2 stops
Air Canada Logo
3:15 pm - 12:50 pmBOS-HEL
14h 35m2 stops
$437Air Canada
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Tue, Sep 16 - Tue, Sep 23
Lufthansa Logo
1:35 pm - 8:10 pmHEL-BOS
13h 35m1 stop
Lufthansa Logo
8:05 pm - 11:50 pmBOS-HEL
20h 45m1 stop
$441Lufthansa
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Tue, Sep 16 - Tue, Sep 23
Air Canada Logo
6:10 am - 9:30 amHEL-BOS
34h 20m2 stops
Air Canada Logo
10:20 am - 12:50 pmBOS-HEL
19h 30m2 stops
$449Air Canada
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Thu, Sep 18 - Thu, Oct 2
Finnair Logo
5:15 pm - 10:50 pmHEL-BOS
12h 35m1 stop
Finnair Logo
6:29 pm - 2:00 pmBOS-HEL
12h 31m1 stop
$450Finnair
Find Deal
Mon, Sep 15 - Tue, Sep 30
Finnair Logo
5:15 pm - 10:50 pmHEL-BOS
12h 35m1 stop
Finnair Logo
6:29 pm - 2:00 pmBOS-HEL
12h 31m1 stop
$451Finnair
Find Deal
Thu, Sep 18 - Sat, Oct 4
Delta Logo
7:00 am - 4:30 pmHEL-BOS
16h 30m1 stop
Delta Logo
5:05 pm - 4:40 pmBOS-HEL
16h 35m2 stops
$452Delta
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Fri, Sep 19 - Sat, Oct 4
Delta Logo
7:00 am - 4:00 pmHEL-BOS
16h 00m2 stops
Delta Logo
5:05 pm - 4:40 pmBOS-HEL
16h 35m2 stops
$456Delta
Find Deal
Thu, Sep 18 - Sat, Oct 4

Finnair flights from Helsinki to Boston

Our best Finnair deals on Helsinki to Boston flight tickets
Finnair
Sep 30
HEL5:15 pmHelsinki-Vantaa
12h 35m
1 stop
BOS10:50 pmBoston Logan Intl
Oct 7
BOS8:10 pmBoston Logan Intl
12h 05m
1 stop
HEL3:15 pmHelsinki-Vantaa
$436
Find similar
Finnair
Sep 15
HEL5:15 pmHelsinki-Vantaa
12h 35m
1 stop
BOS10:50 pmBoston Logan Intl
Sep 30
BOS6:29 pmBoston Logan Intl
12h 31m
1 stop
HEL2:00 pmHelsinki-Vantaa
$450
Find similar
Finnair
Sep 18
HEL5:15 pmHelsinki-Vantaa
12h 35m
1 stop
BOS10:50 pmBoston Logan Intl
Oct 4
BOS6:29 pmBoston Logan Intl
12h 31m
1 stop
HEL2:00 pmHelsinki-Vantaa
$451
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United Airlines flights from Helsinki to Boston

Our best United Airlines deals on Helsinki to Boston flight tickets
United Airlines
Oct 1
HEL6:10 amHelsinki-Vantaa
21h 00m
1 stop
BOS8:10 pmBoston Logan Intl
Oct 8
BOS12:10 pmBoston Logan Intl
23h 45m
2 stops
HEL6:55 pmHelsinki-Vantaa
$454
Find similar
United Airlines
Sep 15
HEL6:10 amHelsinki-Vantaa
24h 12m
2 stops
BOS11:22 pmBoston Logan Intl
Sep 30
BOS10:00 pmBoston Logan Intl
19h 25m
1 stop
HEL12:25 amHelsinki-Vantaa
$507
Find similar
United Airlines
Sep 18
HEL6:10 amHelsinki-Vantaa
24h 12m
2 stops
BOS11:22 pmBoston Logan Intl
Oct 4
BOS10:00 pmBoston Logan Intl
31h 50m
1 stop
HEL12:50 pmHelsinki-Vantaa
$535
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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 August 18, 2025.
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

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 9/18

3:00 pm-6:50 pm

1 stop10h 50m

Boston Logan Intl

Sat 10/4

8:50 pm-2:00 pm

1 stop10h 10m

$409

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Tue 9/16

6:10 am-9:25 pm

2 stops22h 15m

Boston Logan Intl

Tue 9/23

8:05 pm-11:50 pm

1 stop20h 45m

$435

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Tue 9/30

5:15 pm-10:50 pm

1 stop12h 35m

Boston Logan Intl

Tue 10/7

8:10 pm-3:15 pm

1 stop12h 05m

$436

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Tue 9/16

6:10 am-9:25 pm

2 stops22h 15m

Boston Logan Intl

Tue 9/23

3:15 pm-12:50 pm

2 stops14h 35m

$437

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Tue 9/16

1:35 pm-8:10 pm

1 stop13h 35m

Boston Logan Intl

Tue 9/23

8:05 pm-11:50 pm

1 stop20h 45m

$441

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 9/18

6:10 am-9:30 am

2 stops34h 20m

Boston Logan Intl

Thu 10/2

10:20 am-12:50 pm

2 stops19h 30m

$449

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Mon 9/15

5:15 pm-10:50 pm

1 stop12h 35m

Boston Logan Intl

Tue 9/30

6:29 pm-2:00 pm

1 stop12h 31m

$450

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 9/18

5:15 pm-10:50 pm

1 stop12h 35m

Boston Logan Intl

Sat 10/4

6:29 pm-2:00 pm

1 stop12h 31m

$451

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Fri 9/19

7:00 am-4:30 pm

1 stop16h 30m

Boston Logan Intl

Sat 10/4

5:05 pm-4:40 pm

2 stops16h 35m

$452

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 9/18

7:00 am-4:00 pm

2 stops16h 00m

Boston Logan Intl

Sat 10/4

5:05 pm-4:40 pm

2 stops16h 35m

$456

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 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 May instead. Flights to Boston in May, while not as cheap as those in March, still average around $501.

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

The cheapest day to depart from Helsinki to Boston is on a Wednesday when prices can be found for as low as $715. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $865.

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

According to our data, the cheapest time of day to fly to Boston is at noon. momondo users have found flights departing from Helsinki to Boston at noon for as low as $719. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $839 per ticket.

How far in advance should I book a flight 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 $600 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 $506 on momondo.

How have Helsinki to Boston flight prices changed over time?

As of August 2025, prices for Helsinki to Boston flights are approximately 32% cheaper 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

Best Price Found

$380

Fastest flight time

10h 50m

Direct flights

None

Airports in Boston

1 airport
The best one-way flight to Boston from Helsinki in the past 72 hours is $380. The best round-trip flight deal from Helsinki to Boston found on momondo in the last 72 hours is $409.
The fastest flight from Helsinki to Boston takes 10h 50m
There are no direct flights from Helsinki to Boston. Popular non-direct route for this connection is Helsinki-Vantaa Airport - Boston Logan Intl Airport.
There is 1 airport near Boston: Boston Logan Intl (BOS)
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  • 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
LufthansaPriceFrom $319Free CancellationRating
6.8
7,330 reviews
Search Lufthansa flights
IcelandairPriceFrom $418Free CancellationRating
7.0
527 reviews
Search Icelandair flights
FinnairPriceFrom $479Free CancellationRating
7.6
1,320 reviews
Search Finnair flights
Air FrancePriceFrom $481Free CancellationRating
7.4
1,468 reviews
Search Air France flights
DeltaPriceFrom $485Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Scandinavian AirlinesPriceFrom $489Free CancellationRating
7.4
1,470 reviews
Search Scandinavian Airlines flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Hampton
Old Orchard Beach
York Beach
Plymouth
Kennebunkport
Nashua
Cambridge
Narragansett
Laconia
South Yarmouth
Brockton
Gloucester
Concord
Everett
Falmouth
Wells
Sturbridge

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.

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