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$380+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — BOS
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Helsinki-Vantaa to Boston Logan Intl are usually found in March or May, booked 87 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap 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 August 18, 2025.

Round-trip from

$428
(FlightHub)

One-way from

$380
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$531
From Helsinki-Vantaa to Boston Logan Intl
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One-way flight from Helsinki-Vantaa to Boston Logan Intl
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Highest demand for flights based on searches. 14% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 18, 2025.

This Ticket deal was found by Cheapflights users on 8/17. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:10 amHEL - BOS
2 stops22h 15mMultiple Airlines
Tue 9/238:05 pmBOS - HEL
1 stop20h 45mMultiple Airlines
Deal found 8/17$435
This Finnair deal was found by Cheapflights users on 8/15. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:15 pmHEL - BOS
1 stop12h 35mFinnair
Tue 10/78:10 pmBOS - HEL
1 stop12h 05mFinnair
Deal found 8/15$436
This Ticket deal was found by Cheapflights users on 8/17. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:10 amHEL - BOS
2 stops22h 15mAir Canada
Tue 9/233:15 pmBOS - HEL
2 stops14h 35mAir Canada
Deal found 8/17$437
This Mytrip deal was found by Cheapflights users on 8/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:35 pmHEL - BOS
1 stop13h 35mLufthansa
Tue 9/238:05 pmBOS - HEL
1 stop20h 45mLufthansa
Deal found 8/17$441
This Mytrip deal was found by Cheapflights users on 8/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:10 amHEL - BOS
2 stops34h 20mAir Canada
Thu 10/210:20 amBOS - HEL
2 stops19h 30mAir Canada
Deal found 8/17$449
This Finnair deal was found by Cheapflights users on 8/16. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/155:15 pmHEL - BOS
1 stop12h 35mFinnair
Tue 9/306:29 pmBOS - HEL
1 stop12h 31mFinnair
Deal found 8/16$450
This Finnair deal was found by Cheapflights users on 8/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:15 pmHEL - BOS
1 stop12h 35mFinnair
Sat 10/46:29 pmBOS - HEL
1 stop12h 31mFinnair
Deal found 8/17$451
This Delta deal was found by Cheapflights users on 8/17. 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.
Fri 9/197:00 amHEL - BOS
1 stop16h 30mDelta
Sat 10/45:05 pmBOS - HEL
2 stops16h 35mDelta
Deal found 8/17$452
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:10 amHEL - BOS
1 stop21h 00mUnited Airlines
Wed 10/812:10 pmBOS - HEL
2 stops23h 45mUnited Airlines
Deal found 8/17$454
This Delta deal was found by Cheapflights users on 8/16. 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.
Thu 9/187:00 amHEL - BOS
2 stops16h 00mDelta
Sat 10/45:05 pmBOS - HEL
2 stops16h 35mDelta
Deal found 8/16$456
This Delta deal was found by Cheapflights users on 8/17. 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.
Wed 10/16:40 amHEL - BOS
2 stops16h 20mDelta
Wed 10/812:45 pmBOS - HEL
2 stops17h 15mDelta
Deal found 8/17$471

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 August 18, 2025.
Use the filters below to find and compare flights from Helsinki to Boston that are best for you.

Fly from

Helsinki

Fly to

Boston

Route

Depart

Return

Price

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

Wed 10/1

5:15 pm-10:50 pm

1 stop12h 35m

Boston Logan Intl

Wed 10/8

5:59 pm-2:00 pm

1 stop13h 01m

$449

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

$450

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 9/18

7:00 am-4:30 pm

1 stop16h 30m

Boston Logan Intl

Sat 10/4

5:05 pm-4:40 pm

2 stops16h 35m

$451

HelsinkiBoston

HEL - BOS

HELBOS

Helsinki-Vantaa

Thu 9/18

6:10 am-3:55 pm

1 stop16h 45m

Boston Logan Intl

Thu 10/2

2:36 pm-12:50 pm

2 stops15h 14m

$451

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 18 results
1
2

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?

Use this chart to determine the optimal time to book a round-trip flight from Helsinki to Boston. Price data was last updated on August 8, 2025.

Booking 43 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, January is the cheapest month in which you can book a flight from Helsinki to Boston (average of $218). Flying from Helsinki to Boston in July is currently the most expensive (average of $311). 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.

What is the cheapest time of day to fly from HEL to BOS?

Find hourly flight availability from Helsinki to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 15% on flights from Helsinki to Boston by exploring options for tickets at noon.

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 August 18, 2025.
Peruse reviews from past customers who have flown with Delta, Finnair, and Air France 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
8.0
Very good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Finnair
7.6
Good
1,320 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Air France
7.4
Good
1,468 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Scandinavian Airlines
7.4
Good
1,470 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Icelandair
7.0
Good
527 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

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 12h 35m. Fly via Finnair, Air Canada, or Lufthansa to get the fastest option. Helsinki and Boston are separated by a distance of 3923 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Helsinki to Boston round-trip?

    According to our current data, Lufthansa ($319), Icelandair ($418), and Finnair ($479) offers the cheapest pricing from Helsinki to Boston. Users have found that Lufthansa is 46% 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, January is the cheapest month in which you can book a flight from Helsinki to Boston (average of $218). Flying from Helsinki to Boston in July is currently the most expensive (average of $311). 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
Cambridge
Medford
Watertown
Hampton Beach
Waltham
Seabrook
Lowell
Lincoln
Smithfield
Cranston
Chestnut Hill
Warwick
Peabody
Quincy
York Beach
Chelsea
Swansea
Saugus
Burlington
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 6 airlines flying from Helsinki to Boston

Discover the top 6 airlines 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$319Average$479FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$418Average$670FlexibilityNo cancel feeOn-time76%
FinnairCheapest$479Average$626FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$481Average$594FlexibilityNo cancel feeOn-time77%
DeltaCheapest$485Average$561FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$489Average$805FlexibilityNo cancel feeOn-time77%

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