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$727+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — HEL
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheap flight deals from Sioux Falls to Helsinki

Cheapest flights from Sioux Falls to Helsinki
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 July 9, 2026.

This oojo deal was found by Cheapflights users on 7/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:15 pm
FSD
-
HEL
2 stops21h 35m
Lufthansa
Wed 11/257:35 pm
HEL
-
FSD
2 stops32h 40m
Lufthansa
Deal found 7/8$727
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 am
FSD
-
HEL
1 stop20h 00m
American Airlines
Wed 11/257:50 am
HEL
-
FSD
2 stops24h 41m
American Airlines
Deal found 7/8$745
This British Airways deal was found by Cheapflights users on 7/4. 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.
Fri 10/306:03 am
FSD
-
HEL
1 stop21h 27m
Multiple Airlines
Sun 11/1512:30 pm
HEL
-
FSD
1 stop36h 11m
Multiple Airlines
Deal found 7/4$832
This American Airlines deal was found by Cheapflights users on 7/4. 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.
Thu 11/1212:11 pm
FSD
-
HEL
2 stops19h 04m
American Airlines
Sun 11/2912:30 pm
HEL
-
FSD
1 stop16h 39m
American Airlines
Deal found 7/4$850
This American Airlines deal was found by Cheapflights users on 7/4. 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.
Fri 10/3012:11 pm
FSD
-
HEL
2 stops18h 44m
American Airlines
Sun 11/1512:30 pm
HEL
-
FSD
2 stops20h 01m
American Airlines
Deal found 7/4$867
This Finnair deal was found by Cheapflights users on 7/4. 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 11/126:30 am
FSD
-
HEL
2 stops23h 25m
Multiple Airlines
Sun 11/297:35 pm
HEL
-
FSD
2 stops33h 34m
Multiple Airlines
Deal found 7/4$894
This Orbitz deal was found by Cheapflights users on 7/4. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:28 pm
FSD
-
HEL
2 stops21h 52m
Multiple Airlines
Sat 8/88:00 am
HEL
-
FSD
2 stops24h 30m
Multiple Airlines
Deal found 7/4$1,694
This American Airlines deal was found by Cheapflights users on 7/4. 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.
Tue 8/44:54 pm
FSD
-
HEL
1 stop13h 21m
American Airlines
Sat 8/84:50 pm
HEL
-
FSD
2 stops26h 46m
American Airlines
Deal found 7/4$1,748
This United Airlines deal was found by Cheapflights users on 7/4. 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 8/411:16 am
FSD
-
HEL
2 stops17h 54m
United Airlines
Sat 8/86:45 am
HEL
-
FSD
3 stops19h 08m
United Airlines
Deal found 7/4$1,800

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 July 9, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$832
(British Airways)
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Helsinki-Vantaa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Helsinki-Vantaa flights.
Search Deals
From Sioux Falls Joe Foss Field to Helsinki-Vantaa
Search Deals

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 2,558,603 searches. Data last updated July 9, 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

Price

Cheapest round-trip

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Fri 10/30

6:03 am-10:30 am

1 stop21h 27m

Helsinki-Vantaa

Sun 11/15

7:50 am-7:05 pm

2 stops19h 15m

$846
Quickest round-trip

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Thu 11/12

6:30 am-10:30 am

1 stop20h 00m

Helsinki-Vantaa

Sun 11/29

12:30 pm-9:09 pm

1 stop16h 39m

$854

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Thu 11/12

6:30 am-1:55 pm

2 stops23h 25m

Helsinki-Vantaa

Sun 11/29

7:35 pm-9:09 pm

2 stops33h 34m

$894

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Tue 8/4

11:16 am-1:10 pm

2 stops17h 54m

Helsinki-Vantaa

Sat 8/8

6:45 am-5:53 pm

3 stops19h 08m

$1,800

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Tue 8/4

6:00 am-10:45 am

1 stop20h 45m

Helsinki-Vantaa

Sat 8/8

4:25 pm-12:30 am

1 stop16h 05m

$2,295

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Wed 11/11

5:05 pm-6:50 pm

2 stops17h 45m

Helsinki-Vantaa

Wed 11/25

7:05 am-9:45 pm

3 stops22h 40m

$2,764

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Fri 10/30

6:20 pm-6:50 pm

2 stops17h 30m

Helsinki-Vantaa

Sun 11/15

7:05 am-9:45 pm

3 stops22h 40m

$3,487

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/4

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 July.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

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

  • How long is the flight from Sioux Falls to Helsinki?

    Departing from Sioux Falls to Helsinki will take you 17h 54m. The distance between Sioux Falls and Helsinki is about 4541 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Sioux Falls to Helsinki that include hotel bookings?

    Yes. In addition to deals on Sioux Falls to Helsinki flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sioux Falls to Helsinki?

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

  • Can I find deals for business class flights from Sioux Falls to Helsinki?

    Yes. Cheapflights offers flight deals from Sioux Falls to Helsinki by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Lahti

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