$305+ Cheap flights from Boston (BOS) to Helsinki (HEL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — HEL
Dec 10 — Dec 171
Round-trip
1 adult, Economy
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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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Cheapest flights from Boston to HelsinkiExplore the most affordable flight options available from Boston to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
Explore the most affordable flight options available from Boston to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
This Sembo deal was found by Cheapflights users on 11/9. 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.
Mon 11/237:50 pm -
1 stop10h 10m
Tue 12/82:00 pm -
1 stop10h 50m
Deal found 11/9![Icelandair logo]()
$399
This oojo deal was found by Cheapflights users on 11/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:50 pm -
1 stop10h 10m
Thu 12/102:00 pm -
1 stop10h 50m
Deal found 11/7![Icelandair logo]()
$410
This SmartFares deal was found by Cheapflights users on 11/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:50 pm -
1 stop10h 10m
Wed 12/92:00 pm -
1 stop10h 50m
Deal found 11/6![Icelandair logo]()
$412
This Mytrip deal was found by Cheapflights users on 11/9. 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.
Fri 11/273:10 pm -
2 stops20h 35m
Wed 12/212:35 pm -
1 stop13h 00m
Deal found 11/9![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 11/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:50 pm -
1 stop10h 10m
Thu 12/32:00 pm -
1 stop10h 50m
Deal found 11/7![Icelandair logo]()
$439
This Mytrip deal was found by Cheapflights users on 11/9. 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.
Wed 12/95:45 am -
2 stops30h 00m
Wed 12/1612:35 pm -
1 stop13h 00m
Deal found 11/9![Multiple Airlines logo]()
$440
This Mytrip deal was found by Cheapflights users on 11/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:45 am -
2 stops30h 00m
Tue 12/87:05 am -
1 stop13h 40m
Deal found 11/10![Multiple Airlines logo]()
$443
This Mytrip deal was found by Cheapflights users on 11/9. 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.
Mon 11/305:45 am -
2 stops30h 00m
Sun 12/67:05 am -
1 stop13h 40m
Deal found 11/9![Multiple Airlines logo]()
$446
This Mytrip deal was found by Cheapflights users on 11/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:45 am -
2 stops30h 00m
Fri 12/47:05 am -
1 stop13h 40m
Deal found 11/8![Multiple Airlines logo]()
$449
This Mytrip deal was found by Cheapflights users on 11/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:45 am -
2 stops30h 00m
Sun 12/137:30 pm -
1 stop30h 05m
Deal found 11/6![Multiple Airlines logo]()
$450
This FlightHub deal was found by Cheapflights users on 11/5. 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 12/88:40 pm -
1 stop15h 05m
Thu 12/1712:35 pm -
1 stop13h 00m
Deal found 11/5![Lufthansa logo]()
$453
Best flights from Boston to HelsinkiDiscover carefully curated flight deals from Boston to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from Boston to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This FlightHub deal was found by Cheapflights users on 11/5. 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 1/125:35 pm -
1 stop14h 50m
Tue 1/193:30 pm -
2 stops31h 25m
Deal found 11/5![Scandinavian Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 11/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/92:57 pm -
2 stops20h 48m
Sun 12/1312:35 pm -
1 stop13h 00m
Deal found 11/10![United Airlines logo]()
$459
This Scandinavian Airlines deal was found by Cheapflights users on 11/7. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/105:35 pm -
2 stops23h 15m
Sun 3/145:20 pm -
2 stops53h 25m
Deal found 11/7![Scandinavian Airlines logo]()
$408
This United Airlines deal was found by Cheapflights users on 11/5. 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 12/89:15 am -
2 stops26h 30m
Thu 12/1712:35 pm -
2 stops18h 24m
Deal found 11/5![United Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 11/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/307:40 pm -
2 stops40h 05m
Sat 1/3012:35 pm -
2 stops29h 49m
Deal found 11/7![United Airlines logo]()
$471
This Scandinavian Airlines deal was found by Cheapflights users on 11/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/305:35 pm -
1 stop9h 55m
Wed 2/311:10 am -
1 stop11h 45m
Deal found 11/9![Scandinavian Airlines logo]()
$482
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/69:50 pm -
2 stops37h 55m
Sun 12/1312:35 pm -
1 stop13h 00m
Deal found 11/9![United Airlines logo]()
$473
This United Airlines deal was found by Cheapflights users on 11/5. 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 1/206:00 am -
2 stops22h 50m
Sat 1/2312:35 pm -
2 stops40h 18m
Deal found 11/5![United Airlines logo]()
$475
This United Airlines deal was found by Cheapflights users on 11/5. 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 1/126:39 pm -
2 stops34h 11m
Tue 1/1912:35 pm -
2 stops34h 25m
Deal found 11/5![United Airlines logo]()
$475
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/69:50 pm -
2 stops37h 55m
Sat 12/1212:35 pm -
2 stops38h 45m
Deal found 11/9![United Airlines logo]()
$489
Last-minute flights from Boston to HelsinkiDiscover last-minute flight deals from Boston to Helsinki. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Helsinki. Data last updated November 10, 2026 and is based on user searches.
This Sembo deal was found by Cheapflights users on 11/9. 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.
Mon 11/237:50 pm -
1 stop10h 10m
Tue 12/82:00 pm -
1 stop10h 50m
Deal found 11/9![Icelandair logo]()
$399
This Mytrip deal was found by Cheapflights users on 11/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:45 am -
2 stops30h 00m
Tue 12/87:05 am -
1 stop13h 40m
Deal found 11/10![Multiple Airlines logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 11/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:50 pm -
1 stop10h 10m
Thu 12/32:00 pm -
1 stop10h 50m
Deal found 11/7![Icelandair logo]()
$439
This Mytrip deal was found by Cheapflights users on 11/9. 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.
Fri 11/273:10 pm -
2 stops20h 35m
Wed 12/212:35 pm -
1 stop13h 00m
Deal found 11/9![Multiple Airlines logo]()
$436
This Mytrip deal was found by Cheapflights users on 11/9. 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.
Mon 11/305:45 am -
2 stops30h 00m
Sun 12/67:05 am -
1 stop13h 40m
Deal found 11/9![Multiple Airlines logo]()
$446
This Mytrip deal was found by Cheapflights users on 11/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:45 am -
2 stops30h 00m
Fri 12/47:05 am -
1 stop13h 40m
Deal found 11/8![Multiple Airlines logo]()
$449
This Mytrip deal was found by Cheapflights users on 11/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:45 am -
2 stops30h 00m
Sun 12/137:30 pm -
1 stop30h 05m
Deal found 11/6![Multiple Airlines logo]()
$450
This SmartFares deal was found by Cheapflights users on 11/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:50 pm -
1 stop10h 10m
Wed 12/92:00 pm -
1 stop10h 50m
Deal found 11/6![Icelandair logo]()
$412
This oojo deal was found by Cheapflights users on 11/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:50 pm -
1 stop10h 10m
Thu 12/102:00 pm -
1 stop10h 50m
Deal found 11/7![Icelandair logo]()
$410
This FlightHub deal was found by Cheapflights users on 11/5. 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 12/88:40 pm -
1 stop15h 05m
Thu 12/1712:35 pm -
1 stop13h 00m
Deal found 11/5![Lufthansa logo]()
$453
This Mytrip deal was found by Cheapflights users on 11/9. 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.
Wed 12/95:45 am -
2 stops30h 00m
Wed 12/1612:35 pm -
1 stop13h 00m
Deal found 11/9![Multiple Airlines logo]()
$440
One-way flights from Boston to HelsinkiSearch for one-way flight options from Boston to Helsinki. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
Search for one-way flight options from Boston to Helsinki. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This oojo deal was found by Cheapflights users on 11/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:50 pm -
1 stop10h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Icelandair logo]()
$305
This Gotogate deal was found by Cheapflights users on 11/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2811:00 pm -
1 stop32h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Icelandair logo]()
$306
This Mytrip deal was found by Cheapflights users on 11/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/48:50 pm -
1 stop10h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Icelandair logo]()
$307
This FlightHub deal was found by Cheapflights users on 11/6. 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.
Mon 2/227:50 pm -
1 stop10h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Icelandair logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 11/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2511:00 pm -
2 stops31h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/2910:10 pm -
3 stops52h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$311
This FlightHub deal was found by Cheapflights users on 11/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:50 pm -
1 stop10h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Icelandair logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 11/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2711:00 pm -
2 stops29h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Multiple Airlines logo]()
$316
This oojo deal was found by Cheapflights users on 11/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:50 pm -
1 stop10h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Icelandair logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Sat 11/2810:10 pm -
2 stops30h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$321
This Icelandair deal was found by Cheapflights users on 11/7. 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.
Sun 4/258:50 pm -
1 stop10h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Icelandair logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Mon 11/3010:10 pm -
3 stops41h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$325
Find flight deals from Boston to Helsinki
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Helsinki (HEL). 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 November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $365 (Mytrip) |
One-way from | $305 (oojo) |
Popular in | June |
Cheapest in | October |
Average price | $576 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Helsinki 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 November 10, 2026.
Use the filters below to find and compare flights from Boston to Helsinki that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Mon 2/22
7:50 pm-1:00 pm
1 stop10h 10m
Helsinki-Vantaa
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$308
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Sun 4/25
8:50 pm-2:00 pm
1 stop10h 10m
Helsinki-Vantaa
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$323
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Mon 2/22
6:00 pm-7:20 pm
2 stops18h 20m
Helsinki-Vantaa
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$351
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Wed 2/24
6:35 pm-11:05 am
2 stops33h 30m
Helsinki-Vantaa
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$355
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Thu 12/10
10:20 pm-10:00 am
2 stops28h 40m
Helsinki-Vantaa
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$356
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Wed 2/24
6:00 pm-8:35 am
2 stops31h 35m
Helsinki-Vantaa
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$357
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Tue 2/23
3:54 pm-12:20 pm
2 stops13h 26m
Helsinki-Vantaa
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$360
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Tue 2/23
6:00 pm-8:35 am
2 stops31h 35m
Helsinki-Vantaa
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$360
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Tue 12/8
7:50 pm-9:10 pm
2 stops18h 20m
Helsinki-Vantaa
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$367
BostonHelsinki
BOS Boston Logan Intl - HEL Helsinki-Vantaa
BOSHEL
Boston Logan Intl
Tue 1/12
5:35 pm-3:25 pm
1 stop14h 50m
Helsinki-Vantaa
Tue 1/19
3:30 pm-3:55 pm
2 stops31h 25m
$373
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Boston to Helsinki
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 Boston to Helsinki in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Boston-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Helsinki flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Helsinki 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 Boston-Helsinki 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 Boston to Helsinki
Have a flexible travel schedule? Discover the best time to fly to Helsinki from Boston with our price prediction graph.
BOS-HEL
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 Helsinki
How far ahead should I book a flight from Boston to Helsinki?
To ensure you get the cheapest price possible for a flight from Boston to Helsinki, 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.
What is the cheapest month to book a flight from Boston to Helsinki?
Currently, October is the cheapest month in which you can book a flight from Boston to Helsinki (average of $451). Flying from Boston to Helsinki in June is currently the most expensive (average of $1,060). 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 Boston to Helsinki?
Airfare is below average for this route at the moment.
Boston to Helsinki flights typically cost between $446 and $677 in March.The cheapest round-trip price found within the last 5 days was $365 on Scandinavian Airlines (Mar 2-Mar 9).
Reviews of airlines servicing Helsinki
Get insights into the airlines that provide service to Helsinki. 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 Helsinki. Reviews last updated November 10, 2026.
Peruse reviews from past customers who have flown with Delta,Finnair, andScandinavian Airlines from Boston to Helsinki 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.
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
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 Helsinki. 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 Helsinki?
Book flights to Helsinki if you plan to visit one of these locationsVantaa
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Other flights to Helsinki
Explore flights to Helsinki departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 10, 2026.
Boston and Helsinki flights
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Top 8 airlines flying from Boston to Helsinki
Discover the top 8 airlines that operate flights from Boston to Helsinki. 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 November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$366 | Average$527 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$393 | Average$583 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$427 | Average$731 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$467 | Average$738 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$470 | Average$733 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$482 | Average$679 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$519 | Average$838 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$569 | Average$884 | FlexibilityNo cancel fee | On-time75% |