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$278+ Cheap flights from Boston (BOS) to Finland

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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — HEL
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Boston to Finland

Keep the following information in mind while searching for Boston to Finland flight deals. Data was last updated September 15, 2025.

Round-trip from

$321
(Booking.com)

One-way from

$278
(Kiwi.com)

Popular in

June

Cheapest in

December

Average price

$539
From Boston Logan Intl to Finland
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One-way flight from Boston Logan Intl to Finland
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Highest demand for flights based on searches. 25% potential increase in price ($189 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Boston to Finland

Cheapest flights from Boston to Finland
Explore the most affordable flight options available from Boston to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/12. 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.
Mon 10/206:28 pmBOS - HEL
1 stop12h 32mFinnair
Tue 11/44:50 pmHEL - BOS
1 stop12h 57mFinnair
Deal found 9/12$313
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/285:59 pmBOS - HEL
1 stop13h 56mFinnair
Tue 11/44:50 pmHEL - BOS
1 stop12h 57mFinnair
Deal found 9/13$321
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 12/37:24 pmBOS - HEL
1 stop11h 31mAmerican Airlines
Tue 12/912:30 pmHEL - BOS
1 stop17h 30mAmerican Airlines
Deal found 9/13$332
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/203:00 pmBOS - HEL
1 stop16h 00mAmerican Airlines
Tue 11/412:30 pmHEL - BOS
1 stop17h 32mAmerican Airlines
Deal found 9/14$333
This FlightHub deal was found by Cheapflights users on 9/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:05 amBOS - HEL
2 stops25h 05mScandinavian Airlines
Wed 11/129:00 pmHEL - BOS
1 stop25h 50mScandinavian Airlines
Deal found 9/13$359
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/208:05 pmBOS - HEL
1 stop20h 45mLufthansa
Tue 11/412:45 pmHEL - BOS
1 stop12h 50mLufthansa
Deal found 9/12$360
This CrystalTravel deal was found by Cheapflights users on 9/14. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:15 amBOS - HEL
2 stops31h 50mScandinavian Airlines
Wed 11/268:55 pmHEL - BOS
2 stops25h 55mScandinavian Airlines
Deal found 9/14$364
This oojo deal was found by Cheapflights users on 9/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/148:50 pmBOS - HEL
1 stop10h 10mIcelandair
Fri 10/243:00 pmHEL - BOS
1 stop14h 00mIcelandair
Deal found 9/13$366
This Booking.com deal was found by Cheapflights users on 9/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:17 pmBOS - HEL
1 stop11h 38mFinnair
Sun 11/234:50 pmHEL - BOS
1 stop12h 57mFinnair
Deal found 9/12$367
This Mytrip deal was found by Cheapflights users on 9/12. 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.
Mon 10/276:28 pmBOS - HEL
1 stop13h 27mFinnair
Mon 11/34:50 pmHEL - BOS
1 stop12h 57mFinnair
Deal found 9/12$370
This Finnair deal was found by Cheapflights users on 9/13. 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.
Wed 10/295:59 pmBOS - RVN
2 stops21h 06mFinnair
Wed 11/51:05 pmRVN - BOS
2 stops16h 42mFinnair
Deal found 9/13$522
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:10 pmBOS - RVN
1 stop20h 25mMultiple Airlines
Wed 11/58:45 pmRVN - BOS
2 stops31h 10mMultiple Airlines
Deal found 9/13$609

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Finland 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 September 15, 2025.
Use the filters below to find and compare flights from Boston to Finland that are best for you.

Fly from

Boston

Fly to

Finland

Route

Depart

Return

Price

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 10/20

6:28 pm-2:00 pm

1 stop12h 32m

Helsinki-Vantaa

Tue 11/4

4:50 pm-10:47 pm

1 stop12h 57m

$313

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Wed 12/3

7:24 pm-1:55 pm

1 stop11h 31m

Helsinki-Vantaa

Tue 12/9

4:50 pm-10:54 pm

1 stop13h 04m

$332

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Wed 11/5

7:17 pm-1:55 pm

1 stop11h 38m

Helsinki-Vantaa

Wed 11/12

5:00 pm-10:47 pm

1 stop12h 47m

$332

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 10/20

3:00 pm-2:00 pm

1 stop16h 00m

Helsinki-Vantaa

Tue 11/4

12:30 pm-11:02 pm

1 stop17h 32m

$333

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Fri 11/7

6:05 am-2:10 pm

2 stops25h 05m

Helsinki-Vantaa

Wed 11/12

9:00 pm-3:50 pm

1 stop25h 50m

$359

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Mon 10/20

8:05 pm-11:50 pm

1 stop20h 45m

Helsinki-Vantaa

Tue 11/4

12:45 pm-6:35 pm

1 stop12h 50m

$360

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Wed 11/19

6:15 am-11:45 pm

2 stops34h 30m

Helsinki-Vantaa

Sun 11/23

7:40 pm-3:50 pm

2 stops27h 10m

$360

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Wed 12/3

7:24 pm-1:55 pm

1 stop11h 31m

Helsinki-Vantaa

Wed 12/10

5:00 pm-10:54 pm

1 stop12h 54m

$362

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Tue 10/14

8:50 pm-2:00 pm

1 stop10h 10m

Helsinki-Vantaa

Fri 10/24

3:00 pm-6:50 pm

1 stop10h 50m

$366

BostonHelsinki

BOS - HEL

BOSHEL

Boston Logan Intl

Sun 11/16

7:17 pm-1:55 pm

1 stop11h 38m

Helsinki-Vantaa

Sun 11/23

4:50 pm-10:47 pm

1 stop12h 57m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 30 results
1
2
3

Best time to book a flight from Boston to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland from Boston 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 Boston to Finland

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

Currently, November is the cheapest month in which you can book a flight from Boston to Finland (average of $444). Flying from Boston to Finland in June is currently the most expensive (average of $1,082). 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 BOS to FI?

Find hourly flight availability from Boston to Finland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Boston to Finland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Finland

Get insights into the airlines that provide service to Finland. 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 Finland. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with Finnair, Scandinavian Airlines, and American Airlines from Boston to Finland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,323 reviews

Entertainment

6.9

Food

6.7

Overall

7.6

Comfort

7.5

Boarding

7.6

Crew

8.1

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair
7.6
Good
1,323 reviews
Finnair
7.6
Good
1,323 reviews

Entertainment

6.9

Food

6.7

Overall

7.6

Comfort

7.5

Boarding

7.6

Crew

8.1

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Scandinavian Airlines
7.4
Good
1,484 reviews
Finnair
7.6
Good
1,323 reviews

Entertainment

6.9

Food

6.7

Overall

7.6

Comfort

7.5

Boarding

7.6

Crew

8.1

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
American Airlines
7.2
Good
10,000 reviews
Finnair
7.6
Good
1,323 reviews

Entertainment

6.9

Food

6.7

Overall

7.6

Comfort

7.5

Boarding

7.6

Crew

8.1

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Icelandair
7.0
Good
546 reviews
Finnair
7.6
Good
1,323 reviews

Entertainment

6.9

Food

6.7

Overall

7.6

Comfort

7.5

Boarding

7.6

Crew

8.1

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Lufthansa
6.8
Okay
7,409 reviews
Finnair
7.6
Good
1,323 reviews

Entertainment

6.9

Food

6.7

Overall

7.6

Comfort

7.5

Boarding

7.6

Crew

8.1

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

Related info for your journey

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

  • What airport do you fly from for flights from Boston to Finland?

    If you book a flight to Finland from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston.

  • How long is the flight from Boston to Finland?

    For as low as $332, Finnair can have you in Finland from Boston in 11h 31m. Airlines will cover a distance of 3923 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Boston to Finland?

    While some choose either Boston Logan Intl - Helsinki-Vantaa or Boston Logan Intl - Kemi/Tornio, Boston Logan Intl - Rovaniemi is the most popular route from Boston to Finland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Finland 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 Boston to Finland?

    Currently, November is the cheapest month in which you can book a flight from Boston to Finland (average of $444). Flying from Boston to Finland in June is currently the most expensive (average of $1,082). 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

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Alternative routes for Boston to Finland

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Top 10 airlines flying from Boston to Finland

Discover the top 10 airlines that operate flights from Boston to Finland. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$352Average$942FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$361Average$604FlexibilityNo cancel feeOn-time71%
IcelandairCheapest$363Average$443FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$436Average$760FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$437Average$600FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$473Average$722FlexibilityNo cancel feeOn-time76%
DeltaCheapest$493Average$741FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$493Average$694FlexibilityNo cancel feeOn-time77%
KLMCheapest$500Average$751FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$597Average$936FlexibilityNo cancel feeOn-time69%

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