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Cheap flights from Sioux Falls to Helsinki from $497

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux Falls to Helsinki departing on 1/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Sioux Falls to Helsinki

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 6:50 pm
FSD
-
HEL
28h 50m2 stops
United Airlines Logo
6:55 am - 9:50 pm
HEL
-
FSD
22h 55m2 stops
$497United Airlines
Wed, Jan 28 - Sun, Feb 1
United Airlines Logo
6:00 am - 6:50 pm
FSD
-
HEL
28h 50m2 stops
United Airlines Logo
6:55 am - 9:50 pm
HEL
-
FSD
22h 55m2 stops
$498United Airlines
Wed, Jan 28 - Sun, Feb 1
United Airlines Logo
11:22 am - 6:50 pm
FSD
-
HEL
23h 28m2 stops
United Airlines Logo
6:55 am - 9:50 pm
HEL
-
FSD
46h 55m3 stops
$508United Airlines
Wed, Jan 28 - Sun, Feb 1
Air France Logo
1:25 pm - 1:10 pm
FSD
-
HEL
15h 45m2 stops
Air France Logo
6:20 pm - 7:30 pm
HEL
-
FSD
33h 10m2 stops
$998Air France
Sat, Jan 3 - Mon, Jan 12
Air France Logo
1:25 pm - 5:25 pm
FSD
-
HEL
20h 00m2 stops
Air France Logo
7:00 am - 7:30 pm
HEL
-
FSD
20h 30m2 stops
$1,036Air France
Sun, Jan 4 - Sun, Jan 11
Lufthansa Logo
6:16 pm - 6:50 pm
FSD
-
HEL
16h 34m2 stops
Lufthansa Logo
1:50 pm - 8:24 pm
HEL
-
FSD
38h 34m2 stops
$1,087Lufthansa
Sun, Jan 4 - Sun, Jan 11
Air France Logo
1:25 pm - 10:35 pm
FSD
-
HEL
25h 10m2 stops
Air France Logo
6:20 pm - 7:30 pm
HEL
-
FSD
33h 10m2 stops
$1,128Air France
Sat, Jan 3 - Mon, Jan 12
Air France Logo
1:25 pm - 1:10 pm
FSD
-
HEL
15h 45m2 stops
Air France Logo
6:20 pm - 7:40 pm
HEL
-
FSD
33h 20m2 stops
$1,181Air France
Sun, Jan 4 - Sun, Jan 11
United Airlines Logo
3:08 pm - 1:20 am
FSD
-
HEL
26h 12m2 stops
United Airlines Logo
6:55 am - 9:50 pm
HEL
-
FSD
46h 55m3 stops
$1,398United Airlines
Sun, Jan 4 - Sun, Jan 11
American Airlines Logo
10:41 am - 3:15 pm
FSD
-
HEL
20h 34m2 stops
American Airlines Logo
12:30 pm - 10:04 pm
HEL
-
FSD
17h 34m1 stop
$1,479American Airlines
Sat, Jan 3 - Mon, Jan 12

United Airlines flights from Sioux Falls to Helsinki

Our best United Airlines deals on Sioux Falls to Helsinki flight tickets
United Airlines
Jan 28
FSD6:00 amSioux Falls Joe Foss Field
28h 50m
2 stops
HEL6:50 pmHelsinki-Vantaa
Feb 1
HEL6:55 amHelsinki-Vantaa
22h 55m
2 stops
FSD9:50 pmSioux Falls Joe Foss Field
$497
Find similar
United Airlines
Jan 28
FSD6:00 amSioux Falls Joe Foss Field
28h 50m
2 stops
HEL6:50 pmHelsinki-Vantaa
Feb 1
HEL6:55 amHelsinki-Vantaa
22h 55m
2 stops
FSD9:50 pmSioux Falls Joe Foss Field
$498
Find similar
United Airlines
Jan 28
FSD11:22 amSioux Falls Joe Foss Field
23h 28m
2 stops
HEL6:50 pmHelsinki-Vantaa
Feb 1
HEL6:55 amHelsinki-Vantaa
46h 55m
3 stops
FSD9:50 pmSioux Falls Joe Foss Field
$508
Find similar

Air France flights from Sioux Falls to Helsinki

Our best Air France deals on Sioux Falls to Helsinki flight tickets
Air France
Jan 3
FSD1:25 pmSioux Falls Joe Foss Field
15h 45m
2 stops
HEL1:10 pmHelsinki-Vantaa
Jan 12
HEL6:20 pmHelsinki-Vantaa
33h 10m
2 stops
FSD7:30 pmSioux Falls Joe Foss Field
$998
Find similar
Air France
Jan 4
FSD1:25 pmSioux Falls Joe Foss Field
20h 00m
2 stops
HEL5:25 pmHelsinki-Vantaa
Jan 11
HEL7:00 amHelsinki-Vantaa
20h 30m
2 stops
FSD7:30 pmSioux Falls Joe Foss Field
$1,036
Find similar
Air France
Jan 3
FSD1:25 pmSioux Falls Joe Foss Field
25h 10m
2 stops
HEL10:35 pmHelsinki-Vantaa
Jan 12
HEL6:20 pmHelsinki-Vantaa
33h 10m
2 stops
FSD7:30 pmSioux Falls Joe Foss Field
$1,128
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 15, 2025.
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

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Wed 1/28

6:00 am-6:50 pm

2 stops28h 50m

Helsinki-Vantaa

Sun 2/1

6:55 am-9:50 pm

2 stops22h 55m

$497

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Wed 1/28

6:00 am-6:50 pm

2 stops28h 50m

Helsinki-Vantaa

Sun 2/1

6:55 am-9:50 pm

2 stops22h 55m

$498

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Wed 1/28

11:22 am-6:50 pm

2 stops23h 28m

Helsinki-Vantaa

Sun 2/1

6:55 am-9:50 pm

3 stops46h 55m

$508

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Sat 1/3

1:25 pm-1:10 pm

2 stops15h 45m

Helsinki-Vantaa

Mon 1/12

6:20 pm-7:30 pm

2 stops33h 10m

$998

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

7:00 am-7:30 pm

2 stops20h 30m

$1,036

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Sun 1/4

6:16 pm-6:50 pm

2 stops16h 34m

Helsinki-Vantaa

Sun 1/11

1:50 pm-8:24 pm

2 stops38h 34m

$1,087

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Sat 1/3

1:25 pm-10:35 pm

2 stops25h 10m

Helsinki-Vantaa

Mon 1/12

6:20 pm-7:30 pm

2 stops33h 10m

$1,128

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Sun 1/4

1:25 pm-1:10 pm

2 stops15h 45m

Helsinki-Vantaa

Sun 1/11

6:20 pm-7:40 pm

2 stops33h 20m

$1,181

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Sun 1/4

3:08 pm-1:20 am

2 stops26h 12m

Helsinki-Vantaa

Sun 1/11

6:55 am-9:50 pm

3 stops46h 55m

$1,398

Sioux FallsHelsinki

FSD - HEL

FSDHEL

Sioux Falls Joe Foss Field

Sat 1/3

10:41 am-3:15 pm

2 stops20h 34m

Helsinki-Vantaa

Mon 1/12

12:30 pm-10:04 pm

1 stop17h 34m

$1,479

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 Sioux Falls 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 Sioux Falls 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 Sioux Falls 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.

When to book flights from Sioux Falls to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux Falls to Helsinki according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sioux Falls to Helsinki (FSD to HEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sioux Falls to Helsinki

Fastest flight time

15h 45m

Direct flights

None
The fastest flight from Sioux Falls to Helsinki takes 15h 45m
There are no direct flights from Sioux Falls to Helsinki. There are no popular flight routes from Sioux Falls to Helsinki.
Search flight deals

  • How far is Sioux Falls Joe Foss Field to Helsinki-Vantaa by plane?

    A flight from Sioux Falls Joe Foss Field to Helsinki-Vantaa will travel around 4550.2 mi. In terms of flight time, this usually takes a little over 15h 45m.

  • When did momondo last update prices for flights from Sioux Falls Joe Foss Field Airport to Helsinki-Vantaa Airport?

    Prices for flights from Sioux Falls Joe Foss Field Airport to Helsinki-Vantaa Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Sioux Falls Joe Foss Field Airport to Helsinki-Vantaa Airport?

  • How old do you have to be to fly from Sioux Falls Joe Foss Field Airport to Helsinki-Vantaa Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sioux Falls Joe Foss Field Airport to Helsinki-Vantaa Airport.

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

    The travel and health documents required for your trip to Helsinki-Vantaa Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helsinki-Vantaa Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Sioux Falls to Helsinki?

Best airlines flying from Sioux Falls to Helsinki

Compare and see reviews for airlines that fly from Sioux Falls to Helsinki with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $588Free CancellationRating
7.2
11,052 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 Sioux Falls 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 Sioux Falls.

Can I find flights from Sioux Falls to Helsinki with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Helsinki from Sioux Falls with this policy.

How can momondo help me find flights from Sioux Falls to Helsinki?

momondo helps you find the best flight between Sioux Falls and Helsinki by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Helsinki from Sioux Falls. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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