$400+ 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — BOS
Sep 9 — Sep 161
Round-trip
1 adult, Economy
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Find cheap flights from Helsinki to Boston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Helsinki to Boston
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Cheapest flights from Helsinki to BostonExplore 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 10, 2026.
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 10, 2026.
This Trip.com deal was found by Cheapflights users on 8/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1411:55 pm -
1 stop25h 55m
Wed 9/3011:00 pm -
1 stop32h 00m
Deal found 8/7![Icelandair logo]()
$440
This Icelandair deal was found by Cheapflights users on 8/6. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:00 pm -
1 stop10h 50m
Sun 10/2511:40 pm -
1 stop31h 20m
Deal found 8/6![Icelandair logo]()
$441
This Finnair deal was found by Cheapflights users on 8/6. 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 9/145:15 pm -
1 stop13h 13m
Wed 9/305:28 pm -
1 stop13h 32m
Deal found 8/6![Multiple Airlines logo]()
$450
This Finnair deal was found by Cheapflights users on 8/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:15 pm -
1 stop13h 13m
Thu 10/15:28 pm -
1 stop13h 32m
Deal found 8/10![Finnair logo]()
$451
This Finnair deal was found by Cheapflights users on 8/7. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:35 pm -
1 stop15h 52m
Mon 10/125:28 pm -
1 stop13h 32m
Deal found 8/7![Finnair logo]()
$453
This Finnair deal was found by Cheapflights users on 8/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:35 pm -
1 stop15h 52m
Mon 10/125:28 pm -
1 stop13h 32m
Deal found 8/8![Multiple Airlines logo]()
$454
This Finnair deal was found by Cheapflights users on 8/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:20 pm -
1 stop16h 46m
Thu 9/175:28 pm -
1 stop13h 32m
Deal found 8/9![Finnair logo]()
$462
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/113:00 pm -
1 stop13h 45m
Sun 10/1811:00 pm -
1 stop32h 00m
Deal found 8/9![Icelandair logo]()
$491
This Mytrip deal was found by Cheapflights users on 8/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:55 pm -
1 stop25h 55m
Sun 10/1811:00 pm -
1 stop32h 00m
Deal found 8/9![Icelandair logo]()
$496
This Sembo deal was found by Cheapflights users on 8/9. 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.
Sat 10/1011:55 pm -
1 stop25h 55m
Sat 10/178:50 pm -
1 stop10h 10m
Deal found 8/9![Icelandair logo]()
$502
Best flights from Helsinki to BostonDiscover carefully curated flight deals from Helsinki to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from Helsinki to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This Icelandair deal was found by Cheapflights users on 8/7. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:00 pm -
1 stop10h 50m
Sun 10/2511:40 pm -
1 stop31h 20m
Deal found 8/7![Icelandair logo]()
$441
This Finnair deal was found by Cheapflights users on 8/6. 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 9/145:15 pm -
1 stop13h 13m
Wed 9/305:28 pm -
1 stop13h 32m
Deal found 8/6![Multiple Airlines logo]()
$450
This Finnair deal was found by Cheapflights users on 8/6. 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 9/105:15 pm -
1 stop13h 13m
Wed 9/235:28 pm -
1 stop13h 32m
Deal found 8/6![Finnair logo]()
$450
This Finnair deal was found by Cheapflights users on 8/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:15 pm -
1 stop13h 13m
Thu 10/15:28 pm -
1 stop13h 32m
Deal found 8/10![Finnair logo]()
$451
This Finnair deal was found by Cheapflights users on 8/7. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:35 pm -
1 stop15h 52m
Mon 10/125:28 pm -
1 stop13h 32m
Deal found 8/7![Finnair logo]()
$453
This Finnair deal was found by Cheapflights users on 8/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:25 pm -
1 stop14h 11m
Sat 10/245:28 pm -
1 stop14h 27m
Deal found 8/9![Finnair logo]()
$454
This Finnair deal was found by Cheapflights users on 8/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:15 pm -
1 stop13h 13m
Wed 9/305:28 pm -
1 stop13h 32m
Deal found 8/8![Multiple Airlines logo]()
$596
This Finnair deal was found by Cheapflights users on 8/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:20 pm -
1 stop16h 46m
Thu 9/175:28 pm -
1 stop13h 32m
Deal found 8/9![Finnair logo]()
$462
This Finnair deal was found by Cheapflights users on 8/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:30 pm -
1 stop17h 06m
Thu 11/265:33 pm -
1 stop13h 22m
Deal found 8/8![Finnair logo]()
$462
Last-minute flights from Helsinki to BostonDiscover last-minute flight deals from Helsinki to Boston. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Helsinki to Boston. Data last updated August 10, 2026 and is based on user searches.
This Finnair deal was found by Cheapflights users on 8/6. 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 8/2512:35 pm -
1 stop16h 31m
Thu 9/36:26 pm -
1 stop12h 34m
Deal found 8/6![Multiple Airlines logo]()
$618
This Finnair deal was found by Cheapflights users on 8/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:20 pm -
1 stop16h 46m
Thu 9/175:28 pm -
1 stop13h 32m
Deal found 8/9![Finnair logo]()
$462
This Flysmarter deal was found by Cheapflights users on 8/10. 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.
Thu 9/107:15 am -
2 stops15h 20m
Fri 9/255:40 pm -
1 stop9h 55m
Deal found 8/10![Scandinavian Airlines logo]()
$615
This Trip.com deal was found by Cheapflights users on 8/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1411:55 pm -
1 stop25h 55m
Wed 9/3011:00 pm -
1 stop32h 00m
Deal found 8/7![Icelandair logo]()
$440
This Finnair deal was found by Cheapflights users on 8/6. 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 9/145:15 pm -
1 stop13h 13m
Wed 9/305:28 pm -
1 stop13h 32m
Deal found 8/6![Multiple Airlines logo]()
$450
This Finnair deal was found by Cheapflights users on 8/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:30 pm -
1 stop24h 05m
Mon 10/55:28 pm -
1 stop13h 32m
Deal found 8/9![Finnair logo]()
$603
This Finnair deal was found by Cheapflights users on 8/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:15 pm -
1 stop13h 13m
Thu 10/15:28 pm -
1 stop13h 32m
Deal found 8/10![Finnair logo]()
$451
This Trip.com deal was found by Cheapflights users on 8/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/262:55 am -
1 stop22h 55m
Fri 10/28:50 pm -
1 stop22h 05m
Deal found 8/6![Icelandair logo]()
$527
This Finnair deal was found by Cheapflights users on 8/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:15 pm -
1 stop13h 13m
Wed 9/305:28 pm -
1 stop13h 32m
Deal found 8/8![Multiple Airlines logo]()
$596
This Finnair deal was found by Cheapflights users on 8/7. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:35 pm -
1 stop15h 52m
Mon 10/125:28 pm -
1 stop13h 32m
Deal found 8/7![Finnair logo]()
$453
This Finnair deal was found by Cheapflights users on 8/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:35 pm -
1 stop15h 52m
Mon 10/125:28 pm -
1 stop13h 32m
Deal found 8/8![Multiple Airlines logo]()
$454
One-way flights from Helsinki to BostonSearch for one-way flight options from Helsinki to Boston. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Helsinki to Boston. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Sun 9/2711:25 pm -
3 stops51h 25m
Deal found 8/6![Multiple Airlines logo]()
$400
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:30 pm -
1 stop26h 20m
Deal found 8/10![Icelandair logo]()
$484
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:00 pm -
3 stops34h 50m
Deal found 8/10![Multiple Airlines logo]()
$504
This Ticket deal was found by Cheapflights users on 8/6. 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.
Sat 9/262:55 am -
1 stop22h 55m
Deal found 8/6![Icelandair logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/249:05 pm -
3 stops44h 25m
Deal found 8/6![Multiple Airlines logo]()
$529
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/159:00 am -
2 stops15h 50m
Deal found 8/10![airBaltic logo]()
$530
This FlightHub deal was found by Cheapflights users on 8/6. 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.
Tue 12/152:00 pm -
1 stop10h 50m
Deal found 8/6![Icelandair logo]()
$534
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:05 am -
3 stops51h 15m
Deal found 8/10![Multiple Airlines logo]()
$535
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:00 pm -
3 stops28h 20m
Deal found 8/10![Multiple Airlines logo]()
$538
This Cheapflightsfares deal was found by Cheapflights users on 8/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:25 am -
2 stops21h 20m
Deal found 8/9![Icelandair logo]()
$539
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 August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $440 (Trip.com) |
One-way from | $400 (Kiwi.com) |
Popular in | August |
Cheapest in | February |
Average price | $833 |
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 10, 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
Cheapest round-trip
HelsinkiBoston
HEL Helsinki-Vantaa - BOS Boston Logan Intl
HELBOS
Helsinki-Vantaa
Thu 10/22
3:00 pm-6:50 pm
1 stop10h 50m
Boston Logan Intl
Sun 10/25
11:40 pm-1:00 pm
1 stop31h 20m
$441
Quickest round-trip
HelsinkiBoston
HEL Helsinki-Vantaa - BOS Boston Logan Intl
HELBOS
Helsinki-Vantaa
Mon 9/14
5:15 pm-11:28 pm
1 stop13h 13m
Boston Logan Intl
Wed 9/30
5:28 pm-2:00 pm
1 stop13h 32m
$450
HelsinkiBoston
HEL Helsinki-Vantaa - BOS Boston Logan Intl
HELBOS
Helsinki-Vantaa
Thu 9/10
5:15 pm-11:28 pm
1 stop13h 13m
Boston Logan Intl
Wed 9/23
5:28 pm-2:00 pm
1 stop13h 32m
$450
HelsinkiBoston
HEL Helsinki-Vantaa - BOS Boston Logan Intl
HELBOS
Helsinki-Vantaa
Thu 9/24
5:15 pm-11:28 pm
1 stop13h 13m
Boston Logan Intl
Thu 10/1
5:28 pm-2:00 pm
1 stop13h 32m
$451
HelsinkiBoston
HEL Helsinki-Vantaa - BOS Boston Logan Intl
HELBOS
Helsinki-Vantaa
Mon 9/28
12:35 pm-9:27 pm
1 stop15h 52m
Boston Logan Intl
Mon 10/12
5:28 pm-2:00 pm
1 stop13h 32m
$453
HelsinkiBoston
HEL Helsinki-Vantaa - BOS Boston Logan Intl
HELBOS
Helsinki-Vantaa
Sat 10/17
4:25 pm-11:36 pm
1 stop14h 11m
Boston Logan Intl
Sat 10/24
5:28 pm-2:55 pm
1 stop14h 27m
$454
HelsinkiBoston
HEL Helsinki-Vantaa - BOS Boston Logan Intl
HELBOS
Helsinki-Vantaa
Thu 9/3
12:20 pm-10:06 pm
1 stop16h 46m
Boston Logan Intl
Thu 9/17
5:28 pm-2:00 pm
1 stop13h 32m
$462
HelsinkiBoston
HEL Helsinki-Vantaa - BOS Boston Logan Intl
HELBOS
Helsinki-Vantaa
Thu 11/19
12:30 pm-10:36 pm
1 stop17h 06m
Boston Logan Intl
Thu 11/26
5:33 pm-1:55 pm
1 stop13h 22m
$462
HelsinkiBoston
HEL Helsinki-Vantaa - BOS Boston Logan Intl
HELBOS
Helsinki-Vantaa
Sat 9/26
5:15 pm-11:28 pm
1 stop13h 13m
Boston Logan Intl
Wed 9/30
5:28 pm-2:00 pm
1 stop13h 32m
$596
Cheapest one-way
HelsinkiBoston
HEL Helsinki-Vantaa - BOS Boston Logan Intl
HELBOS
Helsinki-Vantaa
Tue 9/1
10:55 am-6:50 pm
2 stops38h 55m
$507
Showing 1-10 of 20 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
HEL-BOS
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, February is the cheapest month in which you can book a flight from Helsinki to Boston (average of $430). Flying from Helsinki to Boston in August 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?
Airfare is below average for this route at the moment.
Helsinki to Boston flights typically cost between $641 and $906 in September.The cheapest round-trip price found within the last 5 days was $440 on Icelandair (Sep 14-Sep 30).
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 10, 2026.
Peruse reviews from past customers who have flown with 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.
Entertainment
6.8
Crew
8.0
Overall
6.9
Food
6.1
Boarding
7.1
Comfort
6.8
Reviews
1 / 20
6.0
GoodAnonymous,Jul 2026
KEF - ORD
Entertainment
6.8
Crew
8.0
Overall
6.9
Food
6.1
Boarding
7.1
Comfort
6.8
Reviews
1 / 20
6.0
GoodAnonymous,Jul 2026
KEF - ORD
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.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Cambridge
Concord
Brockton
Seekonk
Cranston
Dedham
Warwick
Peabody
Auburn
Chelsea
York Beach
Londonderry
Swansea
Revere
Fitchburg
North Falmouth
Braintree
Sandwich
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
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Complete your trip
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Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
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Helsinki and Boston flights
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Other flights from Helsinki
Browse through other flights departing from Helsinki. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
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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 August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$411 | Average$597 | FlexibilityNo cancel fee | On-time76% |