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$790+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — HEL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap 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 April 17, 2025.

Round-trip from

$790
(American Airlines)
From Sioux Falls Joe Foss Field to Helsinki-Vantaa
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Find 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 April 17, 2025.

This American Airlines deal was found by Cheapflights users on 4/17. 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 9/157:01 amFSD - HEL
1 stop19h 44mAmerican Airlines
Fri 9/2612:35 pmHEL - FSD
1 stop16h 30mAmerican Airlines
Deal found 4/17$790
This Air France deal was found by Cheapflights users on 4/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/154:09 pmFSD - HEL
2 stops17h 31mMultiple Airlines
Fri 9/266:35 amHEL - FSD
2 stops20h 37mMultiple Airlines
Deal found 4/17$833
This United Airlines deal was found by Cheapflights users on 4/16. 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 9/158:00 amFSD - HEL
3 stops24h 40mUnited Airlines
Fri 9/266:10 amHEL - FSD
2 stops22h 11mUnited Airlines
Deal found 4/16$1,336
This Delta deal was found by Cheapflights users on 4/17. 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.
Fri 4/1810:52 amFSD - HEL
2 stops22h 48mDelta
Sat 5/36:40 amHEL - FSD
2 stops24h 36mDelta
Deal found 4/17$2,060
This business-class.com deal was found by Cheapflights users on 4/17. 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 business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1812:16 pmFSD - HEL
2 stops19h 09mIberia
Sat 5/34:00 pmHEL - FSD
1 stop14h 40mIberia
Deal found 4/17$5,291

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 April 17, 2025.
Use the filters below to find and compare flights from Sioux Falls to Helsinki that are best for you.

Fly from

Sioux Falls

Fly to

Helsinki

Route

Depart

Return

Price

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Mon 9/15

7:01 am-10:45 am

1 stop19h 44m

Helsinki-Vantaa

Fri 9/26

12:35 pm-9:05 pm

1 stop16h 30m

$790

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Mon 9/15

4:09 pm-5:40 pm

2 stops17h 31m

Helsinki-Vantaa

Fri 9/26

6:35 am-7:12 pm

2 stops20h 37m

$833

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Mon 9/15

8:00 am-4:40 pm

3 stops24h 40m

Helsinki-Vantaa

Fri 9/26

6:10 am-8:21 pm

2 stops22h 11m

$1,336

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

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.

Cheapflights Insights

Everything you need to know about your flight from Sioux Falls to Helsinki

Rainfall in Helsinki by month

Plan your trip to Helsinki by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Helsinki ranges from 1.2 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Helsinki when rainfall is around 1.2 in.

Temperature in Helsinki by month

Plan your trip to Helsinki by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Helsinki, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

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 April 17, 2025.
United Airlines
7.4
Good
8,667 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,667 reviews
United Airlines
7.4
Good
8,667 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,667 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

  • What are the cheapest airlines flying from Sioux Falls to Helsinki round-trip?

    Our cheapest airline available from Sioux Falls to Helsinki is American Airlines. Our recent data shows that you can find tickets from as low as $790 on this airline. An additional option worth looking into is United Airlines, starting at $1,336.

  • 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.

  • What is the cheapest month to book a flight from Sioux Falls to Helsinki?

    Currently, November is the cheapest month in which you can book a flight from Sioux Falls to Helsinki (average of $444). Flying from Sioux Falls to Helsinki in June is currently the most expensive (average of $1,123). 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.

See more FAQs

Traveling to a place near Sioux Falls?

Book flights to Sioux Falls if you plan to visit one of these locations
Vantaa
Espoo
Lahti

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Top airline flying from Sioux Falls to Helsinki

Discover the top airline that operate flights from Sioux Falls 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 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$479Average$689FlexibilityNo cancel feeOn-time71%

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