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$357+ Cheap flights from Helsinki (HEL) to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — BOS
Aug 11 — Aug 181
Tue 8/11
Tue 8/18
1 adult, Economy
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Cheap flight deals from Helsinki to Boston

Cheapest flights from Helsinki to Boston
Explore the most affordable flight options available from Helsinki to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.

This SmartFares deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:15 pm
HEL
-
BOS
2 stops27h 20m
Scandinavian Airlines
Sun 10/115:40 pm
BOS
-
HEL
2 stops12h 15m
Scandinavian Airlines
Deal found 7/8$626
This Scandinavian Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:15 am
HEL
-
BOS
2 stops15h 20m
Scandinavian Airlines
Mon 10/266:35 pm
BOS
-
HEL
1 stop10h 00m
Scandinavian Airlines
Deal found 7/8$644
This American Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:35 pm
HEL
-
BOS
1 stop16h 31m
American Airlines
Mon 8/317:24 pm
BOS
-
HEL
2 stops12h 36m
American Airlines
Deal found 7/9$646
This Flysmarter deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:15 am
HEL
-
BOS
2 stops15h 20m
Scandinavian Airlines
Thu 9/105:40 pm
BOS
-
HEL
1 stop14h 40m
Scandinavian Airlines
Deal found 7/10$666
This Delta deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 am
HEL
-
BOS
1 stop13h 18m
Delta
Sat 8/291:34 pm
BOS
-
HEL
2 stops14h 01m
Delta
Deal found 7/7$689
This Sembo deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:15 pm
HEL
-
BOS
2 stops25h 20m
Scandinavian Airlines
Sun 8/305:40 pm
BOS
-
HEL
2 stops12h 15m
Scandinavian Airlines
Deal found 7/9$690

Find flight deals from Helsinki to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$626
(SmartFares)

One-way from

$357
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$816
Provider with most accurate pricing for Helsinki-Vantaa-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Helsinki-Vantaa-Boston Logan Intl flights.
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From Helsinki-Vantaa to Boston Logan Intl
Search Deals
One-way flight from Helsinki-Vantaa to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 12, 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
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

$644

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

$666

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Sat 8/22

7:00 am-1:18 pm

1 stop13h 18m

Boston Logan Intl

Sat 8/29

1:34 pm-10:35 am

2 stops14h 01m

$689

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Wed 8/26

3:00 pm-2:41 pm

3 stops30h 41m

Boston Logan Intl

Sun 8/30

10:50 am-10:30 pm

2 stops28h 40m

$729

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 8/27

1:55 pm-9:45 pm

2 stops14h 50m

Boston Logan Intl

Wed 9/9

11:00 pm-8:20 am

3 stops26h 20m

$745
Cheapest one-way

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Tue 9/8

11:50 pm-7:50 pm

3 stops51h 00m

$392

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Wed 9/16

5:30 pm-9:05 pm

2 stops34h 35m

$457

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Sun 10/4

11:25 pm-2:45 pm

3 stops46h 20m

$468

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 9/10

6:15 am-9:05 pm

1 stop21h 50m

$520
Quickest one-way

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Tue 9/15

3:00 pm-6:50 pm

1 stop10h 50m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Helsinki to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Helsinki to Boston in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Helsinki-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helsinki-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helsinki-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helsinki-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Helsinki-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Helsinki to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Helsinki with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Helsinki to Boston

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

Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from Helsinki to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Helsinki to Boston?

Currently, March is the cheapest month in which you can book a flight from Helsinki to Boston (average of $429). Flying from Helsinki to Boston in June is currently the most expensive (average of $833). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Helsinki to Boston?

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated July 12, 2026.
Peruse reviews from past customers who have flown with Delta and Icelandair from Helsinki to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,459 reviews

Food

7.2

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Crew

8.5

Overall

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
7.8
Good
8,459 reviews
Delta
7.8
Good
8,459 reviews

Food

7.2

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Crew

8.5

Overall

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Icelandair
7.0
Good
704 reviews
Delta
7.8
Good
8,459 reviews

Food

7.2

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Crew

8.5

Overall

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Helsinki to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Helsinki to Boston?

    There are many flights that can get you from Helsinki to Boston in 15h 20m. Fly via Scandinavian Airlines to get the fastest option. Helsinki and Boston are separated by a distance of 3923 mi.

  • What is the cheapest airline to fly from Helsinki to Boston round-trip?

    According to our current data, Icelandair ($411), offers the cheapest pricing from Helsinki to Boston. Users have found that Icelandair is 28% cheaper than the other options available to this destination.

  • Can I find deals for flights from Helsinki to Boston that include hotel bookings?

    Yes. In addition to deals on Helsinki to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helsinki to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helsinki to Boston.

  • Can I find deals for business class flights from Helsinki to Boston?

    Yes. Cheapflights offers flight deals from Helsinki to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Helsinki to Boston?

    Currently, March is the cheapest month in which you can book a flight from Helsinki to Boston (average of $429). Flying from Helsinki to Boston in June is currently the most expensive (average of $833). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Cambridge
Concord
Brockton
Hampton Beach
Seekonk
Cranston
Warwick
Dedham
Peabody
Randolph
Auburn
Fitchburg
York Beach
Chelsea
Londonderry
Swansea
North Falmouth
Smithfield
Braintree

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Helsinki to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Helsinki to Albany flights

Top airline flying from Helsinki to Boston

Discover the top airline that operate flights from Helsinki to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$411Average$597FlexibilityNo cancel feeOn-time76%

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