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Sioux Falls

$233+ Cheap flights from Great Falls to Sioux Falls (GTF - FSD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — FSD
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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Cheap flight deals from Great Falls to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Sioux Falls (FSD). 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 September 14, 2025.

Round-trip from

$343
(United Airlines)

One-way from

$233
(United Airlines)

Popular in

October

Cheapest in

September

Average price

$269
From Great Falls to Sioux Falls Joe Foss Field
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One-way flight from Great Falls to Sioux Falls Joe Foss Field
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Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Great Falls to Sioux Falls

Cheapest flights from Great Falls to Sioux Falls
Explore the most affordable flight options available from Great Falls to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 9/232:35 pmGTF - FSD
1 stop4h 54mUnited Airlines
Sat 9/275:14 pmFSD - GTF
1 stop4h 57mUnited Airlines
Deal found 9/13$343
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/222:35 pmGTF - FSD
1 stop4h 54mUnited Airlines
Sat 9/275:14 pmFSD - GTF
1 stop4h 57mUnited Airlines
Deal found 9/13$394
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 9/232:35 pmGTF - FSD
1 stop4h 54mUnited Airlines
Mon 9/299:30 amFSD - GTF
1 stop4h 56mUnited Airlines
Deal found 9/13$419
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/231:05 pmGTF - FSD
1 stop23h 34mMultiple Airlines
Sun 10/268:42 pmFSD - GTF
2 stops25h 50mMultiple Airlines
Deal found 9/13$473
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/217:00 amGTF - FSD
1 stop4h 45mUnited Airlines
Sat 9/275:14 pmFSD - GTF
1 stop4h 57mUnited Airlines
Deal found 9/13$477
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 9/242:35 pmGTF - FSD
1 stop4h 55mUnited Airlines
Mon 9/293:12 pmFSD - GTF
2 stops30h 59mUnited Airlines
Deal found 9/13$493
This Delta deal was found by Cheapflights users on 9/13. 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.
Mon 9/221:05 pmGTF - FSD
2 stops8h 39mDelta
Sat 9/2710:48 amFSD - GTF
2 stops7h 39mDelta
Deal found 9/13$513
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 9/237:00 amGTF - FSD
2 stops9h 27mUnited Airlines
Tue 9/305:14 pmFSD - GTF
1 stop4h 57mUnited Airlines
Deal found 9/13$598
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Thu 10/232:31 pmGTF - FSD
1 stop4h 50mUnited Airlines
Sun 10/268:47 amFSD - GTF
1 stop5h 46mUnited Airlines
Deal found 9/13$616

Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls to Sioux Falls 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 September 14, 2025.
Use the filters below to find and compare flights from Great Falls to Sioux Falls that are best for you.

Fly from

Great Falls

Fly to

Sioux Falls

Route

Depart

Return

Price

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Thu 9/25

2:31 pm-8:21 pm

1 stop4h 50m

Sioux Falls Joe Foss Field

Sat 9/27

9:30 am-1:26 pm

1 stop4h 56m

$343

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Wed 9/24

2:35 pm-8:30 pm

1 stop4h 55m

Sioux Falls Joe Foss Field

Sat 9/27

9:30 am-1:26 pm

1 stop4h 56m

$343

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Wed 9/24

2:35 pm-8:30 pm

1 stop4h 55m

Sioux Falls Joe Foss Field

Tue 9/30

5:14 pm-9:11 pm

1 stop4h 57m

$343

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Thu 9/25

2:31 pm-8:21 pm

1 stop4h 50m

Sioux Falls Joe Foss Field

Tue 9/30

5:14 pm-9:11 pm

1 stop4h 57m

$343

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Thu 9/25

2:31 pm-8:21 pm

1 stop4h 50m

Sioux Falls Joe Foss Field

Mon 9/29

9:30 am-1:26 pm

1 stop4h 56m

$419

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Wed 9/24

2:35 pm-8:30 pm

1 stop4h 55m

Sioux Falls Joe Foss Field

Mon 9/29

9:30 am-1:26 pm

1 stop4h 56m

$419

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Sat 10/18

2:31 pm-8:21 pm

1 stop4h 50m

$233

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

Sat 10/18

6:15 pm-11:51 am

3 stops40h 36m

$450

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from Great Falls to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Great 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.

Reviews of airlines servicing Sioux Falls

Get insights into the airlines that provide service to Sioux Falls. 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 Sioux Falls. Reviews last updated September 14, 2025.
Read reviews from past customers who have flown United Airlines from Great Falls to Sioux Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,934 reviews

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,934 reviews
United Airlines
7.4
Good
8,934 reviews

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Great Falls to Sioux Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Great Falls to Sioux Falls?

    Airlines like United Airlines fly from Great Falls to Sioux Falls in about 4h 50m. The time it takes to get you to your destination can typically vary by up to . The distance from Great Falls to Sioux Falls is about 756 mi.

  • What is the cheapest airline to fly from Great Falls to Sioux Falls round-trip?

    Our cheapest airline available from Great Falls to Sioux Falls is United Airlines. Our recent data shows that you can find tickets from as low as $238 on this airline. United Airlines is currently priced 46% below the average price you’ll pay for this route.

  • Can I find deals for flights from Great Falls to Sioux Falls that include hotel bookings?

    Yes. In addition to deals on Great Falls to Sioux Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Great Falls to Sioux Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to Sioux Falls.

  • Can I find deals for business class flights from Great Falls to Sioux Falls?

    Yes. Cheapflights offers flight deals from Great Falls to Sioux Falls 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 Great Falls to Sioux Falls?

    Currently, September is the cheapest month in which you can book a flight from Great Falls to Sioux Falls (average of $334). Flying from Great Falls to Sioux Falls in December is currently the most expensive (average of $446). 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
Marshall

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Alternative routes for Great Falls to Sioux Falls

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Top airline flying from Great Falls to Sioux Falls

Discover the top airline that operate flights from Great Falls to Sioux Falls. 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 September 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$238Average$384FlexibilityNo cancel feeOn-time69%

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