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Cheap flights from South Dakota to Helsinki from $503

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from South Dakota to Helsinki departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from South Dakota to Helsinki

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:07 pm - 5:25 pm
FSD
-
HEL
20h 18m2 stops
Delta Logo
7:00 am - 7:53 pm
HEL
-
FSD
20h 53m2 stops
$503Delta
Wed, Feb 4 - Wed, Feb 11
United Airlines Logo
7:30 am - 1:05 pm
FSD
-
HEL
21h 35m2 stops
United Airlines Logo
7:05 am - 2:36 pm
HEL
-
FSD
39h 31m2 stops
$510United Airlines
Fri, Jan 30 - Tue, Feb 3
American Airlines Logo
12:26 pm - 1:55 pm
FSD
-
HEL
17h 29m2 stops
American Airlines Logo
12:30 pm - 10:16 pm
HEL
-
FSD
17h 46m1 stop
$565American Airlines
Wed, Feb 4 - Wed, Feb 11
United Airlines Logo
7:50 am - 12:00 pm
FSD
-
HEL
20h 10m3 stops
United Airlines Logo
6:55 am - 5:18 pm
HEL
-
FSD
18h 23m2 stops
$593United Airlines
Wed, Feb 4 - Wed, Feb 11
Air France Logo
1:25 pm - 5:25 pm
FSD
-
HEL
20h 00m2 stops
Air France Logo
6:30 am - 7:30 pm
HEL
-
FSD
21h 00m2 stops
$792Air France
Sun, Jan 4 - Sun, Jan 11
United Airlines Logo
7:50 am - 12:00 pm
FSD
-
HEL
20h 10m3 stops
United Airlines Logo
6:55 am - 8:24 pm
HEL
-
FSD
21h 29m3 stops
$804United Airlines
Wed, Feb 4 - Wed, Feb 11
Air France Logo
1:25 pm - 5:25 pm
FSD
-
HEL
20h 00m2 stops
Air France Logo
6:20 pm - 7:40 pm
HEL
-
FSD
33h 20m2 stops
$952Air France
Sun, Jan 4 - Sun, Jan 11
United Airlines Logo
7:30 am - 1:05 pm
FSD
-
HEL
21h 35m3 stops
United Airlines Logo
7:05 am - 10:47 am
HEL
-
FSD
35h 42m2 stops
$1,095United Airlines
Fri, Jan 30 - Tue, Feb 3
United Airlines Logo
5:12 pm - 4:40 pm
FSD
-
HEL
39h 28m2 stops
United Airlines Logo
12:45 pm - 11:44 pm
HEL
-
FSD
42h 59m2 stops
$1,103United Airlines
Sat, Jan 3 - Mon, Jan 12
Lufthansa Logo
11:27 am - 1:10 pm
FSD
-
HEL
17h 43m2 stops
Lufthansa Logo
5:45 pm - 9:50 pm
HEL
-
FSD
36h 05m2 stops
$1,184Lufthansa
Sun, Jan 4 - Sun, Jan 11

United Airlines flights from South Dakota to Helsinki

Our best United Airlines deals on South Dakota to Helsinki flight tickets
United Airlines
Jan 30
FSD7:30 amSioux Falls Joe Foss Field
21h 35m
2 stops
HEL1:05 pmHelsinki-Vantaa
Feb 3
HEL7:05 amHelsinki-Vantaa
39h 31m
2 stops
FSD2:36 pmSioux Falls Joe Foss Field
$510
Find similar
United Airlines
Feb 4
FSD7:50 amSioux Falls Joe Foss Field
20h 10m
3 stops
HEL12:00 pmHelsinki-Vantaa
Feb 11
HEL6:55 amHelsinki-Vantaa
18h 23m
2 stops
FSD5:18 pmSioux Falls Joe Foss Field
$593
Find similar
United Airlines
Feb 4
FSD7:50 amSioux Falls Joe Foss Field
20h 10m
3 stops
HEL12:00 pmHelsinki-Vantaa
Feb 11
HEL6:55 amHelsinki-Vantaa
21h 29m
3 stops
FSD8:24 pmSioux Falls Joe Foss Field
$804
Find similar

Air France flights from South Dakota to Helsinki

Our best Air France deals on South Dakota to Helsinki flight tickets
Air France
Jan 4
FSD1:25 pmSioux Falls Joe Foss Field
20h 00m
2 stops
HEL5:25 pmHelsinki-Vantaa
Jan 11
HEL6:30 amHelsinki-Vantaa
21h 00m
2 stops
FSD7:30 pmSioux Falls Joe Foss Field
$792
Find similar
Air France
Jan 4
FSD1:25 pmSioux Falls Joe Foss Field
20h 00m
2 stops
HEL5:25 pmHelsinki-Vantaa
Jan 11
HEL6:20 pmHelsinki-Vantaa
33h 20m
2 stops
FSD7:40 pmSioux Falls Joe Foss Field
$952
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from South Dakota 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from South Dakota to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Wed 2/4

1:07 pm-5:25 pm

2 stops20h 18m

Helsinki-Vantaa

Wed 2/11

7:00 am-7:53 pm

2 stops20h 53m

$503

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Fri 1/30

7:30 am-1:05 pm

2 stops21h 35m

Helsinki-Vantaa

Tue 2/3

7:05 am-2:36 pm

2 stops39h 31m

$510

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Wed 2/4

12:26 pm-1:55 pm

2 stops17h 29m

Helsinki-Vantaa

Wed 2/11

12:30 pm-10:16 pm

1 stop17h 46m

$565

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Wed 2/4

7:50 am-12:00 pm

3 stops20h 10m

Helsinki-Vantaa

Wed 2/11

6:55 am-5:18 pm

2 stops18h 23m

$593

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Sun 1/4

1:25 pm-5:25 pm

2 stops20h 00m

Helsinki-Vantaa

Sun 1/11

6:30 am-7:30 pm

2 stops21h 00m

$792

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Wed 2/4

7:50 am-12:00 pm

3 stops20h 10m

Helsinki-Vantaa

Wed 2/11

6:55 am-8:24 pm

3 stops21h 29m

$804

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Sun 1/4

1:25 pm-5:25 pm

2 stops20h 00m

Helsinki-Vantaa

Sun 1/11

6:20 pm-7:40 pm

2 stops33h 20m

$952

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Fri 1/30

7:30 am-1:05 pm

3 stops21h 35m

Helsinki-Vantaa

Tue 2/3

7:05 am-10:47 am

2 stops35h 42m

$1,095

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Sat 1/3

5:12 pm-4:40 pm

2 stops39h 28m

Helsinki-Vantaa

Mon 1/12

12:45 pm-11:44 pm

2 stops42h 59m

$1,103

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Sun 1/4

11:27 am-1:10 pm

2 stops17h 43m

Helsinki-Vantaa

Sun 1/11

5:45 pm-9:50 pm

2 stops36h 05m

$1,184

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Helsinki from

How to get the cheapest flight ticket from South Dakota to Helsinki

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Friday when prices can be found for as low as $933. This is often the case because there is less demand to fly during this day of the week. Flights from South Dakota to Helsinki on a Thursday will generally be more expensive and average around $1,014. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Helsinki?

According to our data, the cheapest time of day to fly to Helsinki is at noon. momondo users have found flights departing from South Dakota to Helsinki at noon for as low as $812. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Helsinki, so prices are often more expensive at around $980 per ticket.

Can stopping save me money on South Dakota to Helsinki flights?

You could potentially save up to 22% on your flight if you consider stops on a South Dakota to Helsinki flight.

Cheap South Dakota to Helsinki flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Dakota to Helsinki

Fastest flight time

20h 00m

Direct flights

None
The fastest flight from South Dakota to Helsinki takes 20h 00m
There are no direct flights from South Dakota to Helsinki. There are no popular flight routes from South Dakota to Helsinki.
Search flight deals

  • When did momondo last update prices for flights from South Dakota to Helsinki-Vantaa Airport?

    Prices for flights from South Dakota to Helsinki-Vantaa Airport refresh daily.

  • How many operators does momondo search for flights from South Dakota to Helsinki-Vantaa Airport?

  • How old do you have to be to fly from South Dakota to Helsinki-Vantaa Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from South Dakota to Helsinki-Vantaa Airport.

  • What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

    The necessary travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from South Dakota to Helsinki

Compare and see reviews for airlines that fly from South Dakota to Helsinki with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $588Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights

Traveling to a place near Helsinki?

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

Why use momondo?

Why should I use momondo to find a flight deal from South Dakota to Helsinki?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helsinki from South Dakota.

Can I find flights from South Dakota to Helsinki with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Helsinki from South Dakota with this policy.

How can momondo help me find flights from South Dakota to Helsinki?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Helsinki from South Dakota.

I’m not ready to book a flight from South Dakota to Helsinki right now. Can momondo alert me if prices change?

Yes. momondo can track prices for South Dakota to Helsinki flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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