$791+ Cheap flights from Sioux Falls (FSD) 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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — HEL
Sep 22 — Sep 291
Round-trip
1 adult, Economy
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Find cheap flights from Sioux Falls to Helsinki 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 Sioux Falls to Helsinki
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Best
Cheapest flights from Sioux Falls to HelsinkiExplore the most affordable flight options available from Sioux Falls to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 23, 2026.
Explore the most affordable flight options available from Sioux Falls to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 23, 2026.
This oojo deal was found by Cheapflights users on 8/19. 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 11/96:40 pm -
2 stops16h 05m
Mon 11/237:30 pm -
2 stops32h 34m
Deal found 8/19![Lufthansa logo]()
$791
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:08 pm -
1 stop14h 02m
Mon 11/237:35 pm -
2 stops31h 33m
Deal found 8/21![Multiple Airlines logo]()
$801
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.
Sun 10/1112:53 pm -
2 stops18h 22m
Sun 10/184:25 pm -
1 stop16h 16m
Deal found 8/20![Multiple Airlines logo]()
$826
This American Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:08 pm -
1 stop14h 02m
Mon 11/2312:30 pm -
1 stop16h 27m
Deal found 8/19![American Airlines logo]()
$831
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:31 pm -
2 stops16h 24m
Sun 10/187:40 pm -
2 stops35h 31m
Deal found 8/20![Lufthansa logo]()
$843
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 11/167:48 am -
2 stops26h 57m
Fri 11/2012:35 pm -
2 stops19h 09m
Deal found 8/21![United Airlines logo]()
$1,094
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.
Sun 10/115:04 pm -
2 stops17h 51m
Sun 10/186:45 am -
3 stops19h 11m
Deal found 8/20![United Airlines logo]()
$1,577
Best flights from Sioux Falls to HelsinkiDiscover carefully curated flight deals from Sioux Falls to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 23, 2026.
Discover carefully curated flight deals from Sioux Falls to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 23, 2026.
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 11/96:40 pm -
2 stops16h 05m
Mon 11/237:30 pm -
2 stops32h 34m
Deal found 8/20![Lufthansa logo]()
$791
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:08 pm -
1 stop14h 02m
Mon 11/237:35 pm -
2 stops31h 33m
Deal found 8/21![Multiple Airlines logo]()
$801
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:08 pm -
1 stop14h 02m
Mon 11/2312:30 pm -
1 stop16h 23m
Deal found 8/23![American Airlines logo]()
$831
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/163:10 pm -
2 stops19h 35m
Fri 11/2012:35 pm -
2 stops17h 02m
Deal found 8/22![United Airlines logo]()
$1,095
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.
Sun 10/1112:53 pm -
2 stops18h 22m
Sun 10/184:25 pm -
1 stop16h 16m
Deal found 8/20![Multiple Airlines logo]()
$826
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:31 pm -
2 stops16h 24m
Sun 10/187:40 pm -
2 stops35h 31m
Deal found 8/20![Lufthansa logo]()
$843
Find flight deals from Sioux Falls to Helsinki
Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) 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 August 23, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $791 (oojo) |
Cheapflights Fare Finder
Customize your flight search to find flights from Sioux Falls 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 August 23, 2026.
Use the filters below to find and compare flights from Sioux Falls to Helsinki that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux FallsHelsinki
FSD Sioux Falls Joe Foss Field - HEL Helsinki-Vantaa
FSDHEL
Sioux Falls Joe Foss Field
Mon 11/9
6:40 pm-6:45 pm
2 stops16h 05m
Helsinki-Vantaa
Mon 11/23
7:30 pm-8:04 pm
2 stops32h 34m
$791
Sioux FallsHelsinki
FSD Sioux Falls Joe Foss Field - HEL Helsinki-Vantaa
FSDHEL
Sioux Falls Joe Foss Field
Mon 11/9
1:08 pm-11:10 am
1 stop14h 02m
Helsinki-Vantaa
Mon 11/23
7:35 pm-7:08 pm
2 stops31h 33m
$801
Sioux FallsHelsinki
FSD Sioux Falls Joe Foss Field - HEL Helsinki-Vantaa
FSDHEL
Sioux Falls Joe Foss Field
Sun 10/11
12:53 pm-3:15 pm
2 stops18h 22m
Helsinki-Vantaa
Sun 10/18
4:25 pm-12:41 am
1 stop16h 16m
$826
Quickest round-trip
Sioux FallsHelsinki
FSD Sioux Falls Joe Foss Field - HEL Helsinki-Vantaa
FSDHEL
Sioux Falls Joe Foss Field
Mon 11/9
1:08 pm-11:10 am
1 stop14h 02m
Helsinki-Vantaa
Mon 11/23
12:30 pm-8:53 pm
1 stop16h 23m
$831
Sioux FallsHelsinki
FSD Sioux Falls Joe Foss Field - HEL Helsinki-Vantaa
FSDHEL
Sioux Falls Joe Foss Field
Sun 10/11
6:31 pm-6:55 pm
2 stops16h 24m
Helsinki-Vantaa
Sun 10/18
7:40 pm-11:11 pm
2 stops35h 31m
$843
Sioux FallsHelsinki
FSD Sioux Falls Joe Foss Field - HEL Helsinki-Vantaa
FSDHEL
Sioux Falls Joe Foss Field
Mon 11/16
3:10 pm-6:45 pm
2 stops19h 35m
Helsinki-Vantaa
Fri 11/20
12:35 pm-9:37 pm
2 stops17h 02m
$1,095
Sorted by cheapest first
Compare providers for flights from Sioux Falls 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 Sioux Falls to Helsinki in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Sioux Falls-Helsinki flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Sioux Falls-Helsinki flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Sioux Falls-Helsinki flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sioux Falls-Helsinki flights, Cheapflights users trust Ovago the most. Ovago 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 Sioux Falls-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 Sioux Falls to Helsinki
Have a flexible travel schedule? Discover the best time to fly to Helsinki from Sioux Falls with our price prediction graph.
FSD-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.
Related info for your journey
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