$265+ 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — HEL
Sep 24 — Oct 11
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Boston to Finland 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Boston to Finland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to FinlandExplore 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 August 25, 2026.
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 August 25, 2026.
This Mytrip deal was found by Cheapflights users on 8/23. 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 10/178:50 pm -
1 stop10h 10m
Sat 10/243:00 pm -
1 stop10h 50m
Deal found 8/23![Icelandair logo]()
$436
This Mytrip deal was found by Cheapflights users on 8/22. 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 9/215:40 pm -
2 stops12h 15m
Thu 10/19:05 pm -
1 stop25h 30m
Deal found 8/22![Scandinavian Airlines logo]()
$437
This FlightHub deal was found by Cheapflights users on 8/22. 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.
Mon 9/215:40 pm -
1 stop9h 55m
Fri 10/27:15 am -
2 stops15h 20m
Deal found 8/22![Scandinavian Airlines logo]()
$441
This BusinessClass deal was found by Cheapflights users on 8/21. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:40 pm -
1 stop9h 55m
Tue 10/67:15 am -
2 stops15h 20m
Deal found 8/21![Scandinavian Airlines logo]()
$442
This Icelandair deal was found by Cheapflights users on 8/24. 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.
Fri 12/47:50 pm -
1 stop10h 10m
Wed 12/92:00 pm -
1 stop10h 50m
Deal found 8/24![Icelandair logo]()
$443
This oojo deal was found by Cheapflights users on 8/21. 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.
Mon 8/2411:00 pm -
1 stop32h 00m
Mon 8/3111:30 pm -
1 stop29h 15m
Deal found 8/21![Icelandair logo]()
$445
This KAYAK deal was found by Cheapflights users on 8/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/297:50 pm -
1 stop10h 10m
Fri 12/112:00 pm -
1 stop10h 50m
Deal found 8/24![Icelandair logo]()
$447
This Gotogate deal was found by Cheapflights users on 8/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:00 pm -
1 stop32h 00m
Mon 8/3111:30 pm -
1 stop29h 15m
Deal found 8/23![Icelandair logo]()
$451
This oojo deal was found by Cheapflights users on 8/25. 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.
Mon 11/165:35 pm -
2 stops14h 00m
Mon 11/302:15 pm -
2 stops32h 25m
Deal found 8/25![Scandinavian Airlines logo]()
$454
This oojo deal was found by Cheapflights users on 8/24. 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.
Thu 8/278:50 pm -
1 stop10h 10m
Mon 8/3111:30 pm -
1 stop29h 15m
Deal found 8/24![Icelandair logo]()
$455
This Finnair deal was found by Cheapflights users on 8/21. 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 10/510:10 am -
2 stops20h 25m
Mon 10/125:30 am -
2 stops24h 55m
Deal found 8/21![Finnair logo]()
$840
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 12/225:50 pm -
1 stop19h 20m
Sat 12/2611:45 am -
1 stop14h 10m
Deal found 8/21![Multiple Airlines logo]()
$946
Best flights from Boston to FinlandDiscover carefully curated flight deals from Boston to Finland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Boston to Finland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Mon 11/910:30 am -
2 stops18h 20m
Thu 11/1212:35 pm -
2 stops17h 54m
Deal found 8/21![United Airlines logo]()
$472
This Scandinavian Airlines deal was found by Cheapflights users on 8/21. 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.
Sun 12/65:35 pm -
1 stop14h 50m
Thu 12/107:00 am -
2 stops15h 40m
Deal found 8/21![Scandinavian Airlines logo]()
$490
This Delta deal was found by Cheapflights users on 8/24. 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.
Mon 9/217:00 pm -
1 stop11h 05m
Sun 10/41:55 pm -
1 stop30h 20m
Deal found 8/24![Delta logo]()
$571
This Finnair deal was found by Cheapflights users on 8/24. 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 1/25:30 pm -
2 stops16h 25m
Wed 1/131:15 pm -
2 stops16h 41m
Deal found 8/24![Finnair logo]()
$837
This Turkish Airlines deal was found by Cheapflights users on 8/25. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/128:00 pm -
1 stop34h 30m
Thu 2/183:20 pm -
1 stop33h 45m
Deal found 8/25![Turkish Airlines logo]()
$904
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Tue 11/246:00 am -
2 stops22h 50m
Tue 12/112:35 pm -
2 stops32h 55m
Deal found 8/20![United Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Sat 11/286:00 am -
2 stops22h 50m
Mon 12/712:35 pm -
2 stops28h 36m
Deal found 8/24![United Airlines logo]()
$473
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 1/179:15 pm -
1 stop18h 30m
Thu 1/2111:30 am -
1 stop14h 29m
Deal found 8/23![Multiple Airlines logo]()
$1,145
This Scandinavian Airlines deal was found by Cheapflights users on 8/23. 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.
Tue 9/155:40 pm -
2 stops12h 15m
Fri 9/257:15 am -
2 stops15h 20m
Deal found 8/23![Scandinavian Airlines logo]()
$649
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Sun 11/296:00 am -
2 stops22h 50m
Tue 12/812:35 pm -
2 stops32h 05m
Deal found 8/24![United Airlines logo]()
$583
This Finnair deal was found by Cheapflights users on 8/21. 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 10/510:10 am -
2 stops20h 25m
Mon 10/125:30 am -
2 stops24h 55m
Deal found 8/21![Finnair logo]()
$840
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Thu 12/31:33 pm -
2 stops39h 17m
Sun 12/1312:35 pm -
2 stops38h 45m
Deal found 8/24![United Airlines logo]()
$671
This Finnair deal was found by Cheapflights users on 8/25. 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 2/1310:00 am -
2 stops20h 20m
Thu 2/181:15 pm -
2 stops16h 37m
Deal found 8/25![Finnair logo]()
$846
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Sat 12/53:03 pm -
3 stops61h 47m
Sat 12/1212:35 pm -
2 stops31h 55m
Deal found 8/20![United Airlines logo]()
$675
This Finnair deal was found by Cheapflights users on 8/20. 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 2/1010:00 am -
2 stops21h 25m
Mon 2/159:45 pm -
2 stops23h 35m
Deal found 8/20![Finnair logo]()
$988
This Expedia deal was found by Cheapflights users on 8/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1110:00 am -
2 stops20h 20m
Sun 2/141:00 pm -
2 stops16h 52m
Deal found 8/20![Finnair logo]()
$1,029
This Finnair deal was found by Cheapflights users on 8/20. 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 2/1110:00 am -
2 stops20h 20m
Mon 2/159:45 pm -
2 stops23h 35m
Deal found 8/20![Finnair logo]()
$1,043
This Finnair deal was found by Cheapflights users on 8/21. 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.
Sun 1/177:35 pm -
2 stops19h 25m
Thu 1/217:35 am -
2 stops22h 21m
Deal found 8/21![Finnair logo]()
$1,052
This Finnair deal was found by Cheapflights users on 8/21. 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.
Sun 9/135:28 pm -
2 stops24h 07m
Wed 9/165:25 am -
2 stops25h 03m
Deal found 8/21![Finnair logo]()
$1,077
This Finnair deal was found by Cheapflights users on 8/21. 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 11/45:30 pm -
2 stops32h 00m
Sun 11/81:00 pm -
2 stops17h 50m
Deal found 8/21![Finnair logo]()
$1,081
Last-minute flights from Boston to FinlandDiscover last-minute flight deals from Boston to Finland. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Finland. Data last updated August 25, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 8/23. 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.
Wed 8/2611:00 pm -
1 stop32h 00m
Mon 8/3111:30 pm -
1 stop29h 15m
Deal found 8/23![Icelandair logo]()
$445
This oojo deal was found by Cheapflights users on 8/24. 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.
Thu 8/278:50 pm -
1 stop10h 10m
Mon 8/3111:30 pm -
1 stop29h 15m
Deal found 8/24![Icelandair logo]()
$455
This Finnair deal was found by Cheapflights users on 8/21. 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.
Sun 9/135:28 pm -
2 stops24h 07m
Wed 9/165:25 am -
2 stops25h 03m
Deal found 8/21![Finnair logo]()
$1,077
This oojo deal was found by Cheapflights users on 8/21. 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.
Wed 9/1611:00 pm -
1 stop32h 00m
Mon 9/2111:55 pm -
1 stop25h 55m
Deal found 8/21![Icelandair logo]()
$457
This Mytrip deal was found by Cheapflights users on 8/22. 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 9/215:40 pm -
2 stops12h 15m
Thu 10/19:05 pm -
1 stop25h 30m
Deal found 8/22![Scandinavian Airlines logo]()
$437
This FlightHub deal was found by Cheapflights users on 8/22. 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.
Mon 9/215:40 pm -
1 stop9h 55m
Fri 10/27:15 am -
2 stops15h 20m
Deal found 8/22![Scandinavian Airlines logo]()
$441
This Justfly.com deal was found by Cheapflights users on 8/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:00 pm -
1 stop32h 00m
Mon 10/511:55 pm -
1 stop25h 55m
Deal found 8/21![Icelandair logo]()
$456
This Scandinavian Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 9/265:40 pm -
1 stop9h 55m
Wed 10/711:15 am -
1 stop11h 20m
Deal found 8/21![Scandinavian Airlines logo]()
$462
This BusinessClass deal was found by Cheapflights users on 8/21. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:40 pm -
1 stop9h 55m
Tue 10/67:15 am -
2 stops15h 20m
Deal found 8/21![Scandinavian Airlines logo]()
$442
This FlightHub deal was found by Cheapflights users on 8/21. 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.
Wed 9/305:40 pm -
1 stop14h 40m
Sun 10/119:05 pm -
1 stop25h 30m
Deal found 8/21![Scandinavian Airlines logo]()
$461
One-way flights from Boston to FinlandSearch for one-way flight options from Boston to Finland. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Boston to Finland. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This Travelocity deal was found by Cheapflights users on 8/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:10 pm -
1 stop13h 05m
Deal found 8/24![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/511:00 pm -
2 stops52h 10m
Deal found 8/21![Multiple Airlines logo]()
$289
This Mytrip deal was found by Cheapflights users on 8/25. 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 10/18:05 pm -
1 stop15h 50m
Deal found 8/25![Lufthansa logo]()
$310
This Booking.com deal was found by Cheapflights users on 8/21. 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.
Mon 10/58:05 pm -
1 stop15h 50m
Deal found 8/21![Lufthansa logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Thu 11/267:50 pm -
3 stops30h 35m
Deal found 8/24![Multiple Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Thu 12/37:50 pm -
3 stops29h 45m
Deal found 8/23![Multiple Airlines logo]()
$317
This Booking.com deal was found by Cheapflights users on 8/22. 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.
Mon 9/218:05 pm -
1 stop15h 50m
Deal found 8/22![Lufthansa logo]()
$321
This oojo deal was found by Cheapflights users on 8/20. 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.
Mon 9/75:45 pm -
1 stop16h 15m
Deal found 8/20![Lufthansa logo]()
$326
This oojo deal was found by Cheapflights users on 8/23. 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.
Sun 9/1311:00 pm -
1 stop17h 00m
Deal found 8/23![Icelandair logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 11/167:50 pm -
3 stops33h 55m
Deal found 8/25![Multiple Airlines logo]()
$331
Find flight deals from Boston to Finland
Keep the following information in mind while searching for Boston to Finland flight deals. Data was last updated August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $436 (Mytrip) |
One-way from | $265 (Travelocity) |
Popular in | June |
Cheapest in | December |
Average price | $568 |
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 7,457,451 searches. Data last updated August 25, 2026.
Use the filters below to find and compare flights from Boston to Finland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Mon 11/9
10:30 am-11:50 am
2 stops18h 20m
Helsinki-Vantaa
Thu 11/12
12:35 pm-11:29 pm
2 stops17h 54m
$472
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Tue 11/24
6:00 am-11:50 am
2 stops22h 50m
Helsinki-Vantaa
Tue 12/1
12:35 pm-2:30 pm
2 stops32h 55m
$472
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Sat 11/28
6:00 am-11:50 am
2 stops22h 50m
Helsinki-Vantaa
Mon 12/7
12:35 pm-10:11 am
2 stops28h 36m
$473
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Sun 12/6
5:35 pm-3:25 pm
1 stop14h 50m
Helsinki-Vantaa
Thu 12/10
7:00 am-3:40 pm
2 stops15h 40m
$490
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Mon 9/21
7:00 pm-1:05 pm
1 stop11h 05m
Helsinki-Vantaa
Sun 10/4
1:55 pm-1:15 pm
1 stop30h 20m
$571
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Sun 11/29
6:00 am-11:50 am
2 stops22h 50m
Helsinki-Vantaa
Tue 12/8
12:35 pm-1:40 pm
2 stops32h 05m
$583
Quickest round-trip
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Tue 9/15
5:40 pm-12:55 pm
2 stops12h 15m
Helsinki-Vantaa
Fri 9/25
7:15 am-3:35 pm
2 stops15h 20m
$649
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Thu 12/3
1:33 pm-11:50 am
2 stops39h 17m
Helsinki-Vantaa
Sun 12/13
12:35 pm-8:20 pm
2 stops38h 45m
$671
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Sat 12/5
3:03 pm-11:50 am
3 stops61h 47m
Helsinki-Vantaa
Sat 12/12
12:35 pm-1:30 pm
2 stops31h 55m
$675
BostonRovaniemi
BOS Boston Logan Intl - RVN Rovaniemi
BOSRVN
Boston Logan Intl
Sat 1/2
5:30 pm-4:55 pm
2 stops16h 25m
Rovaniemi
Wed 1/13
1:15 pm-10:56 pm
2 stops16h 41m
$837
Showing 1-10 of 31 resultsSorted by cheapest first
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.
BOS-HEL
BOS-KEM
BOS-RVN
BOS-OUL
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
BOS-FI0
BOS-HEL
BOS-KEM
BOS-RVN
BOS-OUL
What is the cheapest month to book a flight from Boston to Finland?
Currently, December is the cheapest month in which you can book a flight from Boston to Finland (average of $380). Flying from Boston to Finland in June is currently the most expensive (average of $961). 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 far ahead should I book a flight from Boston to Finland?
To ensure you get the cheapest price possible for a flight from Boston to Finland, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 August 25, 2026.
Get a feel of what it's like to fly with Delta,Finnair, andScandinavian 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.
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
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.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
Alternative routes for Boston to Finland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Finland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Finland by cabin class
Find flights from Boston to Finland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Finland flights
Browse other Boston and Finland flight options. Last updated on August 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Boston to Finland flights
Consider these flights traveling from Boston to Finland.
Fly to Finland regions
Consider these flights traveling to Finland regions.
Top 8 airlines flying from Boston to Finland
Discover the top 8 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 7,457,451 searches. Data last updated August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$331 | Average$543 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$349 | Average$647 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$355 | Average$475 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$366 | Average$612 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$401 | Average$607 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$416 | Average$746 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$430 | Average$874 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$467 | Average$738 | FlexibilityNo cancel fee | On-time76% |