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Cheap flight deals from Helena to Sioux Falls Starting at €337

Discover our range of affordable one-way and round-trip flights from Helena to Sioux Falls and kick-start your next adventure today!

  • Round-trip
      • HLN14:05
        5h 38m
        1 stop
        FSD20:43
        Wed, Feb 26|Helena - Sioux Falls|United Airlines
        FSD09:15
        5h 10m
        1 stop
        HLN13:25
        Tue, Mar 4|Sioux Falls - Helena|United Airlines
        €337€622
        46% OFF
        46% OFF
        €622€337

        Choose United Airlines flights from Helena to Sioux Falls. The one-way connecting flight with United Airlines departs from Helena Regional Airport on Wed, Feb 26-Tue, Mar 4, arriving at Sioux Falls Regional Airport. One-way Prices start from €337 including taxes and charges.

      • HLN14:25
        4h 50m
        1 stop
        FSD20:15
        Thu, Mar 6|Helena - Sioux Falls|United Airlines
        FSD09:07
        5h 33m
        1 stop
        HLN13:40
        Wed, Mar 12|Sioux Falls - Helena|United Airlines
        €380€622
        39% OFF
        39% OFF
        €622€380

        Choose United Airlines flights from Helena to Sioux Falls. The one-way connecting flight with United Airlines departs from Helena Regional Airport on Thu, Mar 6-Wed, Mar 12, arriving at Sioux Falls Regional Airport. One-way Prices start from €380 including taxes and charges.

      • HLN14:05
        5h 38m
        1 stop
        FSD20:43
        Wed, Mar 5|Helena - Sioux Falls|United Airlines
        FSD09:07
        5h 33m
        1 stop
        HLN13:40
        Wed, Mar 12|Sioux Falls - Helena|United Airlines
        €382€622
        39% OFF
        39% OFF
        €622€382

        Choose United Airlines flights from Helena to Sioux Falls. The one-way connecting flight with United Airlines departs from Helena Regional Airport on Wed, Mar 5-Wed, Mar 12, arriving at Sioux Falls Regional Airport. One-way Prices start from €382 including taxes and charges.

      • HLN13:30
        25h 11m
        2 stops
        FSD15:41
        Wed, Feb 26|Helena - Sioux Falls|Delta Air Lines
        FSD16:27
        7h 27m
        2 stops
        HLN22:54
        Tue, Mar 4|Sioux Falls - Helena|Delta Air Lines
        €383
        €383

        Choose Delta Air Lines flights from Helena to Sioux Falls. The one-way connecting flight with Delta Air Lines departs from Helena Regional Airport on Wed, Feb 26-Tue, Mar 4, arriving at Sioux Falls Regional Airport. One-way Prices start from €383 including taxes and charges.

      • HLN14:05
        22h 26m
        1 stop
        FSD13:31
        Thu, Feb 20|Helena - Sioux Falls|United Airlines
        FSD14:31
        7h 41m
        1 stop
        HLN21:12
        Mon, Feb 24|Sioux Falls - Helena|Frontier Airlines
        €405
        €405

        Choose United Airlines flights from Helena to Sioux Falls. The one-way connecting flight with United Airlines departs from Helena Regional Airport on Thu, Feb 20-Mon, Feb 24, arriving at Sioux Falls Regional Airport. One-way Prices start from €405 including taxes and charges.

      • HLN14:05
        5h 38m
        1 stop
        FSD20:43
        Thu, Feb 13|Helena - Sioux Falls|United Airlines
        FSD09:15
        5h 10m
        1 stop
        HLN13:25
        Wed, Feb 19|Sioux Falls - Helena|United Airlines
        €413
        €413

        Choose United Airlines flights from Helena to Sioux Falls. The one-way connecting flight with United Airlines departs from Helena Regional Airport on Thu, Feb 13-Wed, Feb 19, arriving at Sioux Falls Regional Airport. One-way Prices start from €413 including taxes and charges.

      • HLN14:05
        5h 38m
        1 stop
        FSD20:43
        Tue, Feb 25|Helena - Sioux Falls|United Airlines
        FSD17:08
        21h 17m
        1 stop
        HLN13:25
        Mon, Mar 3|Sioux Falls - Helena|United Airlines
        €414
        €414

        Choose United Airlines flights from Helena to Sioux Falls. The one-way connecting flight with United Airlines departs from Helena Regional Airport on Tue, Feb 25-Mon, Mar 3, arriving at Sioux Falls Regional Airport. One-way Prices start from €414 including taxes and charges.

      • HLN14:05
        8h 38m
        1 stop
        FSD23:43
        Sat, Feb 22|Helena - Sioux Falls|United Airlines
        FSD11:20
        10h 52m
        2 stops
        HLN21:12
        Wed, Feb 26|Sioux Falls - Helena|United Airlines
        €431
        €431

        Choose United Airlines flights from Helena to Sioux Falls. The one-way connecting flight with United Airlines departs from Helena Regional Airport on Sat, Feb 22-Wed, Feb 26, arriving at Sioux Falls Regional Airport. One-way Prices start from €431 including taxes and charges.

      • HLN14:25
        4h 50m
        1 stop
        FSD20:15
        Mon, Mar 10|Helena - Sioux Falls|United Airlines
        FSD09:07
        5h 33m
        1 stop
        HLN13:40
        Sun, Mar 16|Sioux Falls - Helena|United Airlines
        €437
        €437

        Choose United Airlines flights from Helena to Sioux Falls. The one-way connecting flight with United Airlines departs from Helena Regional Airport on Mon, Mar 10-Sun, Mar 16, arriving at Sioux Falls Regional Airport. One-way Prices start from €437 including taxes and charges.

      • HLN13:30
        27h 46m
        2 stops
        FSD18:16
        Tue, Feb 18|Helena - Sioux Falls|Delta Air Lines
        FSD13:18
        10h 36m
        2 stops
        HLN22:54
        Mon, Feb 24|Sioux Falls - Helena|Delta Air Lines
        €439
        €439

        Choose Delta Air Lines flights from Helena to Sioux Falls. The one-way connecting flight with Delta Air Lines departs from Helena Regional Airport on Tue, Feb 18-Mon, Feb 24, arriving at Sioux Falls Regional Airport. One-way Prices start from €439 including taxes and charges.

      • HLN01:00 pm
        3h 5m
        Nonstop
        FSD02:00 pm
        Thu, Feb 20|Helena - Sioux Falls|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Helena to Sioux Falls flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL3901

    Delta Air Lines

    05:45

    HLN

    1.5h

    07:15

    SLC

    SMTWTFS
    Search

  2. DL2916

    Delta Air Lines

    08:00

    SLC

    2.8h

    11:46

    MSP

    SMTWTFS

  3. DL5238

    Delta Air Lines

    14:20

    MSP

    1.1h

    15:28

    FSD

    SMTWTFS

  4. DL3880

    Delta Air Lines

    13:03

    HLN

    1.6h

    14:38

    SLC

    SMTWTFS
    Search

  5. DL2924

    Delta Air Lines

    11:00

    SLC

    2.6h

    14:37

    MSP

    SMTWTFS

  6. DL4174

    Delta Air Lines

    17:03

    MSP

    1.2h

    18:16

    FSD

    SMTWT--

  7. DL3880

    Delta Air Lines

    13:03

    HLN

    1.6h

    14:38

    SLC

    SMTWTFS
    Search

  8. DL2916

    Delta Air Lines

    08:00

    SLC

    2.8h

    11:46

    MSP

    SMTWTFS

  9. DL5238

    Delta Air Lines

    14:20

    MSP

    1.1h

    15:28

    FSD

    SMTWTFS

  10. DL3880

    Delta Air Lines

    13:03

    HLN

    1.6h

    14:38

    SLC

    SMTWTFS
    Search

  11. DL2935

    Delta Air Lines

    17:10

    SLC

    2.6h

    20:45

    MSP

    SMTWTFS

  12. DL1047

    Delta Air Lines

    21:55

    MSP

    1.2h

    23:07

    FSD

    SMTWTFS

  13. UA5911

    United Airlines

    14:16

    HLN

    2.0h

    16:19

    DEN

    SMTWTFS
    Search

  14. F92108

    Frontier Airlines

    10:50

    DEN

    1.6h

    13:23

    FSD

    SM--TFS

  15. UA5911

    United Airlines

    14:16

    HLN

    2.0h

    16:19

    DEN

    SMTWTFS
    Search

  16. UA4759

    United Airlines

    09:55

    DEN

    1.7h

    12:38

    FSD

    SMTWTFS

  17. UA5911

    United Airlines

    14:16

    HLN

    2.0h

    16:19

    DEN

    SMTWTFS
    Search

  18. UA5700

    United Airlines

    21:02

    DEN

    1.7h

    23:45

    FSD

    SMTWTFS

  19. UA5911

    United Airlines

    14:16

    HLN

    2.0h

    16:19

    DEN

    SMTWTFS
    Search

  20. UA645

    United Airlines

    18:15

    DEN

    1.6h

    20:49

    FSD

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Helena to Sioux Falls?

These price trend charts carefully monitor and predict how flight prices from Helena to Sioux Falls will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Helena (HLN) to Sioux Falls (FSD) the cheapest?

    Airlines adjust prices for flights from Helena to Sioux Falls based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Helena (HLN) to Sioux Falls (FSD) cost?

    According to Trip.com's data, the lowest price is around €629.

  • What is the transportation method from the main airport to downtown in Sioux Falls?

    • The distance from Sioux Falls Regional Airport to downtown is about 3 km, by taxi about 20 minutes.

  • How many airports are there in Sioux Falls (FSD)?

    There are 1 airport(s) near Sioux Falls (FSD): Sioux Falls Regional Airport.

How to find a cheap flight from Helena to Sioux Falls

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Helena to Sioux Falls

Off-season for travelJuly
Peak season for travelMay
Flight distance1,240.5 km
Popular airlineDelta Air Lines

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