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Cheap flights from Helsinki to Boston from $435

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helsinki to Boston departing on 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Finnair Logo
4:50 pm - 10:56 pmHEL-BOS
13h 06m1 stop
Finnair Logo
7:35 pm - 1:55 pmBOS-HEL
11h 20m1 stop
$435Finnair
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jue., ene. 8 - mié., ene. 21
Delta Logo
2:05 pm - 10:22 pmHEL-BOS
15h 17m2 stops
Delta Logo
8:20 pm - 4:25 pmBOS-HEL
13h 05m1 stop
$438Delta
Find Deal
jue., ene. 8 - mié., ene. 21
Delta Logo
7:00 am - 1:35 pmHEL-BOS
13h 35m1 stop
Delta Logo
8:20 pm - 5:40 pmBOS-HEL
14h 20m1 stop
$534Delta
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jue., may. 7 - lun., may. 11
Delta Logo
1:55 pm - 10:36 pmHEL-BOS
15h 41m2 stops
Delta Logo
8:20 pm - 5:40 pmBOS-HEL
14h 20m1 stop
$539Delta
Find Deal
jue., may. 7 - lun., may. 11
Delta Logo
1:55 pm - 10:36 pmHEL-BOS
15h 41m2 stops
Delta Logo
8:20 pm - 5:40 pmBOS-HEL
14h 20m1 stop
$540Delta
Find Deal
jue., may. 7 - lun., may. 11
British Airways Logo
7:50 am - 6:59 pmHEL-BOS
18h 09m2 stops
British Airways Logo
8:25 pm - 11:00 pmBOS-HEL
20h 35m1 stop
$570British Airways
Find Deal
sáb., mar. 7 - vie., mar. 13
Multiple Airlines Logo
7:40 am - 5:50 pmHEL-BOS
17h 10m2 stops
Multiple Airlines Logo
7:50 pm - 12:30 amBOS-HEL
21h 40m3 stops
$587Multiple Airlines
Find Deal
jue., ene. 8 - mié., ene. 21
Scandinavian Airlines Logo
7:15 am - 3:35 pmHEL-BOS
15h 20m2 stops
Scandinavian Airlines Logo
5:40 pm - 8:35 pmBOS-HEL
19h 55m2 stops
$606Scandinavian Airlines
Find Deal
jue., may. 7 - lun., may. 11
Multiple Airlines Logo
5:30 am - 5:50 pmHEL-BOS
19h 20m3 stops
Multiple Airlines Logo
7:50 pm - 12:30 amBOS-HEL
21h 40m3 stops
$666Multiple Airlines
Find Deal
jue., ene. 8 - mié., ene. 21
Scandinavian Airlines Logo
6:30 pm - 3:50 pmHEL-BOS
28h 20m2 stops
Scandinavian Airlines Logo
6:35 pm - 2:10 pmBOS-HEL
13h 35m2 stops
$697Scandinavian Airlines
Find Deal
sáb., mar. 7 - vie., mar. 13

Scandinavian Airlines flights from Helsinki to Boston

Our best Scandinavian Airlines deals on Helsinki to Boston flight tickets
Scandinavian Airlines
May 7
HEL7:15 amHelsinki-Vantaa
15h 20m
2 stops
BOS3:35 pmBoston Logan Intl
May 11
BOS5:40 pmBoston Logan Intl
19h 55m
2 stops
HEL8:35 pmHelsinki-Vantaa
$606
Find similar
Scandinavian Airlines
Jan 8
HEL11:20 amHelsinki-Vantaa
18h 02m
2 stops
BOS10:22 pmBoston Logan Intl
Jan 21
BOS1:28 pmBoston Logan Intl
18h 57m
2 stops
HEL3:25 pmHelsinki-Vantaa
$690
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Scandinavian Airlines
Nov 21
HEL7:00 amHelsinki-Vantaa
20h 10m
2 stops
BOS8:10 pmBoston Logan Intl
Dec 7
BOS5:35 pmBoston Logan Intl
19h 45m
2 stops
HEL8:20 pmHelsinki-Vantaa
$751
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KLM flights from Helsinki to Boston

Our best KLM deals on Helsinki to Boston flight tickets
KLM
Nov 20
HEL2:05 pmHelsinki-Vantaa
15h 19m
2 stops
BOS10:24 pmBoston Logan Intl
Dec 6
BOS7:05 pmBoston Logan Intl
11h 05m
1 stop
HEL1:10 pmHelsinki-Vantaa
$678
Find similar
KLM
May 7
HEL1:55 pmHelsinki-Vantaa
15h 41m
2 stops
BOS10:36 pmBoston Logan Intl
May 11
BOS4:45 pmBoston Logan Intl
13h 10m
2 stops
HEL12:55 pmHelsinki-Vantaa
$758
Find similar
KLM
Dec 26
HEL7:00 amHelsinki-Vantaa
13h 20m
1 stop
BOS1:20 pmBoston Logan Intl
Jan 2
BOS8:50 pmBoston Logan Intl
13h 35m
1 stop
HEL5:25 pmHelsinki-Vantaa
$865
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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 noviembre 13, 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

jue. 1/8

4:50 pm-10:56 pm

1 stop13h 06m

Boston Logan Intl

mié. 1/21

7:35 pm-1:55 pm

1 stop11h 20m

$435

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

jue. 1/8

2:05 pm-10:22 pm

2 stops15h 17m

Boston Logan Intl

mié. 1/21

8:20 pm-4:25 pm

1 stop13h 05m

$438

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

jue. 5/7

7:00 am-1:35 pm

1 stop13h 35m

Boston Logan Intl

lun. 5/11

8:20 pm-5:40 pm

1 stop14h 20m

$534

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

jue. 5/7

1:55 pm-10:36 pm

2 stops15h 41m

Boston Logan Intl

lun. 5/11

8:20 pm-5:40 pm

1 stop14h 20m

$539

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

jue. 5/7

1:55 pm-10:36 pm

2 stops15h 41m

Boston Logan Intl

lun. 5/11

8:20 pm-5:40 pm

1 stop14h 20m

$540

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

sáb. 3/7

7:50 am-6:59 pm

2 stops18h 09m

Boston Logan Intl

vie. 3/13

8:25 pm-11:00 pm

1 stop20h 35m

$570

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

jue. 1/8

7:40 am-5:50 pm

2 stops17h 10m

Boston Logan Intl

mié. 1/21

7:50 pm-12:30 am

3 stops21h 40m

$587

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

jue. 5/7

7:15 am-3:35 pm

2 stops15h 20m

Boston Logan Intl

lun. 5/11

5:40 pm-8:35 pm

2 stops19h 55m

$606

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

jue. 1/8

5:30 am-5:50 pm

3 stops19h 20m

Boston Logan Intl

mié. 1/21

7:50 pm-12:30 am

3 stops21h 40m

$666

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

sáb. 3/7

6:30 pm-3:50 pm

2 stops28h 20m

Boston Logan Intl

vie. 3/13

6:35 pm-2:10 pm

2 stops13h 35m

$697

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 $425. If you aren’t able to travel during the month of March, then book flights to Boston from Helsinki during October instead. Flights to Boston in October, while not as cheap as those in March, still average around $453.

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 $550 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 $450 on momondo.

How have Helsinki to Boston flight prices changed over time?

As of November 2025, prices for Helsinki to Boston flights are approximately 14% 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

Direct flights

None
There are no direct flights from Helsinki to Boston. There are no popular flight routes from Helsinki to Boston.
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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 55m.

  • 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
7,572 reviews
Search Lufthansa flights
IcelandairPriceFrom $407Free CancellationRating
7.1
578 reviews
Search Icelandair flights
FinnairPriceFrom $479Free CancellationRating
7.6
1,334 reviews
Search Finnair flights
Air FrancePriceFrom $481Free CancellationRating
7.4
1,487 reviews
Search Air France flights
DeltaPriceFrom $485Free CancellationRating
7.9
8,007 reviews
Search Delta flights
Scandinavian AirlinesPriceFrom $489Free CancellationRating
7.4
1,575 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
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Falmouth
Laconia
Brockton
Concord
Everett
Sturbridge
Chatham

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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