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South Dakota

$233+ Cheap flights from Great Falls (GTF) to South Dakota

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. 15 — oct. 221
mer. 10/15
mer. 10/22
1 adult, Economy
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Cheap flight deals from Great Falls to South Dakota

Keep the following information in mind while searching for Great Falls to South Dakota flight deals. Data was last updated septembre 15, 2025.

Round-trip from

$248
(United Airlines)

One-way from

$233
(United Airlines)

Popular in

October

Cheapest in

September

Average price

$269
From Great Falls to South Dakota
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One-way flight from Great Falls to South Dakota
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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 South Dakota

Cheapest flights from Great Falls to South Dakota
Explore the most affordable flight options available from Great Falls to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 15, 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.
mar. 9/232:35 pmGTF - FSD
1 stop4h 54mUnited Airlines
sam. 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.
lun. 9/222:35 pmGTF - FSD
1 stop4h 54mUnited Airlines
sam. 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.
mar. 9/232:35 pmGTF - FSD
1 stop4h 54mUnited Airlines
lun. 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.
jeu. 10/231:05 pmGTF - FSD
1 stop23h 34mMultiple Airlines
dim. 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.
dim. 9/217:00 amGTF - FSD
1 stop4h 45mUnited Airlines
sam. 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.
mer. 9/242:35 pmGTF - FSD
1 stop4h 55mUnited Airlines
lun. 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.
lun. 9/221:05 pmGTF - FSD
2 stops8h 39mDelta
sam. 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.
mar. 9/237:00 amGTF - FSD
2 stops9h 27mUnited Airlines
mar. 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.
jeu. 10/232:31 pmGTF - FSD
1 stop4h 50mUnited Airlines
dim. 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 South Dakota 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 septembre 15, 2025.
Use the filters below to find and compare flights from Great Falls to South Dakota that are best for you.

Fly from

Great Falls

Fly to

South Dakota

Route

Depart

Return

Price

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

jeu. 9/25

2:31 pm-8:21 pm

1 stop4h 50m

Sioux Falls Joe Foss Field

sam. 9/27

9:30 am-1:26 pm

1 stop4h 56m

$343

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

jeu. 9/25

2:31 pm-8:21 pm

1 stop4h 50m

Sioux Falls Joe Foss Field

mar. 9/30

5:14 pm-9:11 pm

1 stop4h 57m

$343

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

jeu. 9/25

2:31 pm-8:21 pm

1 stop4h 50m

Sioux Falls Joe Foss Field

lun. 9/29

9:30 am-1:26 pm

1 stop4h 56m

$419

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

jeu. 10/23

1:05 pm-1:39 pm

1 stop23h 34m

Sioux Falls Joe Foss Field

dim. 10/26

8:42 pm-9:32 pm

2 stops25h 50m

$473

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

jeu. 10/23

5:30 am-3:44 pm

2 stops9h 14m

Sioux Falls Joe Foss Field

dim. 10/26

5:20 am-12:28 pm

2 stops8h 08m

$1,079

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

jeu. 9/25

1:05 pm-10:44 pm

2 stops8h 39m

Sioux Falls Joe Foss Field

lun. 9/29

2:32 pm-10:28 pm

2 stops8h 56m

$1,700

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

sam. 10/18

2:31 pm-8:21 pm

1 stop4h 50m

$233

Great FallsSioux Falls

GTF - FSD

GTFFSD

Great Falls

sam. 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 South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota 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.

Cheapflights Insights

Everything you need to know about your flight from Great Falls to South Dakota

How much does it cost to fly round-trip from Great Falls to South Dakota?

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. 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 South Dakota. Reviews last updated septembre 15, 2025.
See what other customers who have flown with United Airlines from Great Falls to South Dakota have to say. 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
8,929 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

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
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

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 South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Great Falls to South Dakota?

    For a flight from Great Falls to South Dakota, you will be flying from Great Falls. Great Falls (GTF) is just 3.5 mi from the center of the city.

  • How long is the flight from Great Falls to South Dakota?

    A quick flight from Great Falls to South Dakota can take about 4h 50m. United Airlines provides one of the quickest options available for as low as $343. There are 756 mi between Great Falls and South Dakota.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Great Falls to South Dakota 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 South Dakota?

    Currently, September is the cheapest month in which you can book a flight from Great Falls to South Dakota (average of $334). Flying from Great Falls to South Dakota 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

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Top airline flying from Great Falls to South Dakota

Discover the top airline that operate flights from Great Falls to South Dakota. 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 septembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$238Average$384FlexibilityNo cancel feeOn-time69%

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