$796+ 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
Nov 5 — Nov 121
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
Cheapest
Best
Last-minute
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 October 6, 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 October 6, 2026.
This KLM deal was found by Cheapflights users on 10/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:00 pm -
2 stops19h 40m
Mon 11/236:20 pm -
2 stops33h 36m
Deal found 10/6![Multiple Airlines logo]()
$796
This Air France deal was found by Cheapflights users on 10/2. 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 11/161:00 pm -
2 stops20h 25m
Mon 11/236:20 pm -
2 stops32h 46m
Deal found 10/2![Multiple Airlines logo]()
$800
This American Airlines deal was found by Cheapflights users on 10/6. 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 32m
Mon 11/2312:30 pm -
1 stop16h 23m
Deal found 10/6![American Airlines logo]()
$835
This American Airlines deal was found by Cheapflights users on 10/2. 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.
Sun 11/16:00 am -
1 stop21h 40m
Sun 11/812:30 pm -
2 stops19h 59m
Deal found 10/2![American Airlines logo]()
$848
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/19:32 am -
2 stops42h 18m
Sun 11/812:35 pm -
2 stops43h 09m
Deal found 10/2![United Airlines logo]()
$937
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/167:39 am -
2 stops27h 06m
Fri 11/2012:35 pm -
2 stops17h 02m
Deal found 10/5![United Airlines logo]()
$1,092
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 October 6, 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 October 6, 2026.
This KLM deal was found by Cheapflights users on 10/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:00 pm -
2 stops19h 40m
Mon 11/236:20 pm -
2 stops33h 36m
Deal found 10/6![Multiple Airlines logo]()
$796
This American Airlines deal was found by Cheapflights users on 10/6. 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 32m
Mon 11/2312:30 pm -
1 stop16h 23m
Deal found 10/6![American Airlines logo]()
$835
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/166:40 pm -
2 stops16h 05m
Mon 11/237:05 am -
3 stops20h 59m
Deal found 10/2![United Airlines logo]()
$1,092
This British Airways deal was found by Cheapflights users on 10/2. 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 11/166:00 am -
1 stop21h 40m
Mon 11/2312:30 pm -
1 stop16h 23m
Deal found 10/2![Multiple Airlines logo]()
$835
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/167:39 am -
2 stops27h 06m
Fri 11/2012:35 pm -
2 stops17h 02m
Deal found 10/5![United Airlines logo]()
$1,092
Last-minute flights from Sioux Falls to HelsinkiDiscover last-minute flight deals from Sioux Falls to Helsinki. Data last updated October 6, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux Falls to Helsinki. Data last updated October 6, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/2. 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.
Sun 11/16:00 am -
1 stop21h 40m
Sun 11/812:30 pm -
2 stops19h 59m
Deal found 10/2![American Airlines logo]()
$848
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/19:32 am -
2 stops42h 18m
Sun 11/812:35 pm -
2 stops43h 09m
Deal found 10/2![United Airlines logo]()
$937
This KLM deal was found by Cheapflights users on 10/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:00 pm -
2 stops19h 40m
Mon 11/236:20 pm -
2 stops33h 36m
Deal found 10/6![Multiple Airlines logo]()
$796
This American Airlines deal was found by Cheapflights users on 10/6. 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 32m
Mon 11/2312:30 pm -
1 stop16h 23m
Deal found 10/6![American Airlines logo]()
$835
This Air France deal was found by Cheapflights users on 10/2. 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 11/161:00 pm -
2 stops20h 25m
Mon 11/236:20 pm -
2 stops32h 46m
Deal found 10/2![Multiple Airlines logo]()
$800
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/167:39 am -
2 stops27h 06m
Fri 11/2012:35 pm -
2 stops17h 02m
Deal found 10/5![United Airlines logo]()
$1,092
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 October 6, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $796 (FlightHub) |
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 October 6, 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
1:00 pm-4:40 pm
2 stops19h 40m
Helsinki-Vantaa
Mon 11/23
6:20 pm-7:56 pm
2 stops33h 36m
$796
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-11:40 am
1 stop14h 32m
Helsinki-Vantaa
Mon 11/23
12:30 pm-8:53 pm
1 stop16h 23m
$835
Sioux FallsHelsinki
FSD Sioux Falls Joe Foss Field - HEL Helsinki-Vantaa
FSDHEL
Sioux Falls Joe Foss Field
Mon 11/16
6:00 am-11:40 am
1 stop21h 40m
Helsinki-Vantaa
Mon 11/23
12:30 pm-8:53 pm
1 stop16h 23m
$835
Sioux FallsHelsinki
FSD Sioux Falls Joe Foss Field - HEL Helsinki-Vantaa
FSDHEL
Sioux Falls Joe Foss Field
Mon 11/16
6:40 pm-6:45 pm
2 stops16h 05m
Helsinki-Vantaa
Mon 11/23
7:05 am-8:04 pm
3 stops20h 59m
$1,092
Sioux FallsHelsinki
FSD Sioux Falls Joe Foss Field - HEL Helsinki-Vantaa
FSDHEL
Sioux Falls Joe Foss Field
Mon 11/16
7:39 am-6:45 pm
2 stops27h 06m
Helsinki-Vantaa
Fri 11/20
12:35 pm-9:37 pm
2 stops17h 02m
$1,092
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| 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
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.
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