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Cheap flights from Helsinki to Boston from $350

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 5/19. 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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
3:00 pm - 9:45 pm
HEL
-
BOS
13h 45m
1 stop
Icelandair Logo
8:50 pm - 2:00 pm
BOS
-
HEL
10h 10m
1 stop
$438Icelandair
Thu, May 21 - Thu, May 28
Finnair Logo
5:15 pm - 11:52 pm
HEL
-
BOS
13h 37m
1 stop
Finnair Logo
5:45 pm - 2:00 pm
BOS
-
HEL
13h 15m
1 stop
$497Finnair
Mon, May 18 - Wed, Jun 3
Icelandair Logo
3:00 pm - 6:50 pm
HEL
-
BOS
10h 50m
1 stop
Icelandair Logo
8:50 pm - 2:00 pm
BOS
-
HEL
10h 10m
1 stop
$498Icelandair
Mon, Oct 5 - Fri, Oct 16
Icelandair Logo
3:00 pm - 6:50 pm
HEL
-
BOS
10h 50m
1 stop
Icelandair Logo
11:40 pm - 12:55 pm
BOS
-
HEL
31h 15m
1 stop
$572Icelandair
Fri, Oct 16 - Sun, Oct 25
Multiple Airlines Logo
1:55 pm - 6:30 pm
HEL
-
BOS
11h 35m
1 stop
Multiple Airlines Logo
6:55 pm - 5:40 pm
BOS
-
HEL
15h 45m
1 stop
$599Multiple Airlines
Sun, May 24 - Mon, Jun 8
KLM Logo
1:55 pm - 7:24 am
HEL
-
BOS
24h 29m
2 stops
KLM Logo
8:25 pm - 12:25 am
BOS
-
HEL
21h 00m
1 stop
$620KLM
Mon, Oct 5 - Fri, Oct 16
Delta Logo
7:00 am - 1:10 pm
HEL
-
BOS
13h 10m
1 stop
Delta Logo
1:35 pm - 10:35 am
BOS
-
HEL
14h 00m
2 stops
$633Delta
Sun, May 24 - Mon, Jun 8
Delta Logo
7:00 am - 4:36 pm
HEL
-
BOS
16h 36m
1 stop
Delta Logo
8:45 pm - 5:25 pm
BOS
-
HEL
14h 40m
2 stops
$637Delta
Fri, Oct 16 - Sun, Oct 25
Delta Logo
1:55 pm - 10:26 pm
HEL
-
BOS
15h 31m
2 stops
Delta Logo
8:45 pm - 5:25 pm
BOS
-
HEL
14h 40m
2 stops
$643Delta
Fri, Oct 16 - Sun, Oct 25
Icelandair Logo
3:00 pm - 6:50 pm
HEL
-
BOS
10h 50m
1 stop
Icelandair Logo
8:50 pm - 2:00 pm
BOS
-
HEL
10h 10m
1 stop
$644Icelandair
Tue, Jul 7 - Tue, Jul 14

Air France flights from Helsinki to Boston

Our best Air France deals on Helsinki to Boston flight tickets
Air France
Jul 17
HEL7:00 amHelsinki-Vantaa
16h 40m
1 stop
BOS4:40 pmBoston Logan Intl
Aug 15
BOS9:45 pmBoston Logan Intl
11h 55m
1 stop
HEL4:40 pmHelsinki-Vantaa
$753
Air France
Jun 29
HEL6:25 pmHelsinki-Vantaa
29h 10m
1 stop
BOS4:35 pmBoston Logan Intl
Jul 14
BOS9:45 pmBoston Logan Intl
11h 55m
1 stop
HEL4:40 pmHelsinki-Vantaa
$808
Air France
Jul 17
HEL5:40 pmHelsinki-Vantaa
28h 15m
1 stop
BOS2:55 pmBoston Logan Intl
Aug 15
BOS7:10 pmBoston Logan Intl
14h 30m
1 stop
HEL4:40 pmHelsinki-Vantaa
$817

Icelandair flights from Helsinki to Boston

Our best Icelandair deals on Helsinki to Boston flight tickets
Icelandair
May 11
HEL3:00 pmHelsinki-Vantaa
10h 50m
1 stop
BOS6:50 pmBoston Logan Intl
May 24
BOS11:00 pmBoston Logan Intl
32h 00m
1 stop
HEL2:00 pmHelsinki-Vantaa
$407
Icelandair
May 10
HEL3:00 pmHelsinki-Vantaa
13h 45m
1 stop
BOS9:45 pmBoston Logan Intl
May 24
BOS11:00 pmBoston Logan Intl
32h 00m
1 stop
HEL2:00 pmHelsinki-Vantaa
$412
Icelandair
May 14
HEL3:00 pmHelsinki-Vantaa
13h 45m
1 stop
BOS9:45 pmBoston Logan Intl
May 27
BOS8:50 pmBoston Logan Intl
10h 10m
1 stop
HEL2:00 pmHelsinki-Vantaa
$417

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 May 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

Thu 5/21

3:00 pm-9:45 pm

1 stop13h 45m

Boston Logan Intl

Thu 5/28

8:50 pm-2:00 pm

1 stop10h 10m

$438

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Mon 5/18

5:15 pm-11:52 pm

1 stop13h 37m

Boston Logan Intl

Wed 6/3

5:45 pm-2:00 pm

1 stop13h 15m

$497
Quickest round-trip

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Mon 10/5

3:00 pm-6:50 pm

1 stop10h 50m

Boston Logan Intl

Fri 10/16

8:50 pm-2:00 pm

1 stop10h 10m

$498

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Fri 10/16

3:00 pm-6:50 pm

1 stop10h 50m

Boston Logan Intl

Sun 10/25

11:40 pm-12:55 pm

1 stop31h 15m

$572

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Sun 5/24

1:55 pm-6:30 pm

1 stop11h 35m

Boston Logan Intl

Mon 6/8

6:55 pm-5:40 pm

1 stop15h 45m

$599

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Mon 10/5

1:55 pm-7:24 am

2 stops24h 29m

Boston Logan Intl

Fri 10/16

8:25 pm-12:25 am

1 stop21h 00m

$620

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Sun 5/24

7:00 am-1:10 pm

1 stop13h 10m

Boston Logan Intl

Mon 6/8

1:35 pm-10:35 am

2 stops14h 00m

$633

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Fri 10/16

7:00 am-4:36 pm

1 stop16h 36m

Boston Logan Intl

Sun 10/25

8:45 pm-5:25 pm

2 stops14h 40m

$637

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Fri 10/16

1:55 pm-10:26 pm

2 stops15h 31m

Boston Logan Intl

Sun 10/25

8:45 pm-5:25 pm

2 stops14h 40m

$643

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Tue 7/7

3:00 pm-6:50 pm

1 stop10h 50m

Boston Logan Intl

Tue 7/14

8:50 pm-2:00 pm

1 stop10h 10m

$644

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 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 $545 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 $486 on momondo.

Can stopping save me money on Helsinki to Boston flights?

You could potentially save up to 22% 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 May 2026, prices for Helsinki to Boston flights are approximately 11% 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
653 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
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Gloucester
Narragansett
Brockton
Falmouth
Chatham
Warwick
Sturbridge
Laconia
Dennis Port
Nashua

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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