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South Dakota

$241+ Cheap flights from St. Louis (STL) 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FSD
feb. 26 — mar. 51
jue. 2/26
jue. 3/5
1 adult, Economy
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Cheap flight deals from St. Louis to South Dakota

Cheapest flights from St. Louis to South Dakota
Explore the most affordable flight options available from St. Louis to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 27, 2026.

This American Airlines deal was found by Cheapflights users on 1/25. 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.
jue. 2/199:37 am
STL
-
FSD
1 stop3h 59m
American Airlines
sáb. 2/212:07 pm
FSD
-
STL
1 stop7h 05m
American Airlines
Deal found 1/25$249
This Delta deal was found by Cheapflights users on 1/26. 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.
mar. 2/1011:23 am
STL
-
FSD
1 stop4h 11m
Delta
sáb. 2/1410:50 am
FSD
-
STL
1 stop4h 04m
Delta
Deal found 1/26$259
This American Airlines deal was found by Cheapflights users on 1/25. 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.
lun. 2/236:36 pm
STL
-
FSD
1 stop4h 27m
American Airlines
sáb. 2/285:19 pm
FSD
-
STL
1 stop6h 03m
American Airlines
Deal found 1/25$274
This Delta deal was found by Cheapflights users on 1/25. 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.
dom. 2/15:48 pm
STL
-
FSD
1 stop5h 16m
Delta
dom. 2/86:25 am
FSD
-
STL
1 stop4h 18m
Delta
Deal found 1/25$279
This Delta deal was found by Cheapflights users on 1/26. 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.
mar. 2/105:25 pm
STL
-
RAP
1 stop6h 03m
Delta
sáb. 2/144:29 pm
RAP
-
STL
1 stop5h 54m
Delta
Deal found 1/26$279
This American Airlines deal was found by Cheapflights users on 1/26. 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.
sáb. 1/3111:55 am
STL
-
FSD
1 stop5h 04m
American Airlines
lun. 2/25:35 pm
FSD
-
STL
1 stop5h 24m
American Airlines
Deal found 1/26$309
This United Airlines deal was found by Cheapflights users on 1/25. 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.
mié. 2/182:45 pm
STL
-
FSD
1 stop5h 54m
United Airlines
sáb. 2/213:15 pm
FSD
-
STL
1 stop5h 50m
United Airlines
Deal found 1/25$314
This United Airlines deal was found by Cheapflights users on 1/25. 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.
vie. 1/306:00 pm
STL
-
FSD
1 stop5h 44m
United Airlines
sáb. 1/313:11 pm
FSD
-
STL
1 stop6h 02m
United Airlines
Deal found 1/25$319
This United Airlines deal was found by Cheapflights users on 1/26. 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. 5/266:00 am
STL
-
RAP
1 stop5h 19m
United Airlines
mar. 6/21:41 pm
RAP
-
STL
1 stop6h 30m
United Airlines
Deal found 1/26$323
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
lun. 2/239:50 am
STL
-
FSD
2 stops8h 22m
Multiple Airlines
dom. 3/12:16 pm
FSD
-
STL
1 stop22h 53m
Multiple Airlines
Deal found 1/25$327
This United Airlines deal was found by Cheapflights users on 1/25. 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.
sáb. 2/214:30 pm
STL
-
RAP
1 stop6h 46m
United Airlines
mié. 2/257:00 am
RAP
-
STL
1 stop5h 14m
United Airlines
Deal found 1/25$339
This Delta deal was found by Cheapflights users on 1/27. 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. 2/166:10 am
STL
-
RAP
1 stop4h 59m
Delta
vie. 2/204:29 pm
RAP
-
STL
1 stop5h 54m
Delta
Deal found 1/27$351

Find flight deals from St. Louis to South Dakota

Keep the following information in mind while searching for St. Louis to South Dakota flight deals. Data was last updated enero 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(American Airlines)

One-way from

$241
(American Airlines)

Popular in

November

Cheapest in

February

Average price

$348
Provider with most accurate pricing for Lambert-St Louis-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Sioux Falls Joe Foss Field flights.
Search Deals
From Lambert-St Louis to South Dakota
Search Deals
One-way flight from Lambert-St Louis to South Dakota
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis 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 enero 27, 2026.
Use the filters below to find and compare flights from St. Louis to South Dakota that are best for you.

Fly from

St. Louis

Fly to

South Dakota

Route

Depart

Return

Price

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

vie. 2/13

6:10 am-12:15 pm

1 stop6h 05m

Sioux Falls Joe Foss Field

dom. 2/15

6:25 am-10:43 am

1 stop4h 18m

$259

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

mar. 2/10

11:23 am-3:34 pm

1 stop4h 11m

Sioux Falls Joe Foss Field

sáb. 2/14

10:50 am-2:54 pm

1 stop4h 04m

$259

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

lun. 2/23

6:36 pm-11:03 pm

1 stop4h 27m

Sioux Falls Joe Foss Field

dom. 3/1

7:42 pm-11:48 pm

1 stop4h 06m

$274

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

dom. 2/1

5:48 pm-11:04 pm

1 stop5h 16m

Sioux Falls Joe Foss Field

dom. 2/8

6:25 am-10:43 am

1 stop4h 18m

$279

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

sáb. 2/7

11:23 am-3:34 pm

1 stop4h 11m

Sioux Falls Joe Foss Field

dom. 2/8

6:25 am-10:43 am

1 stop4h 18m

$279

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

mié. 2/11

6:10 am-10:11 am

1 stop5h 01m

Rapid City

dom. 2/15

4:29 pm-11:23 pm

1 stop5h 54m

$279

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

mar. 2/10

6:10 am-10:11 am

1 stop5h 01m

Rapid City

sáb. 2/14

6:00 am-3:56 pm

2 stops8h 56m

$284

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

sáb. 1/31

11:55 am-4:59 pm

1 stop5h 04m

Sioux Falls Joe Foss Field

vie. 2/6

5:35 pm-10:59 pm

1 stop5h 24m

$309

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

sáb. 1/31

11:55 am-4:59 pm

1 stop5h 04m

Sioux Falls Joe Foss Field

lun. 2/2

5:35 pm-10:59 pm

1 stop5h 24m

$309

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

mié. 2/18

2:45 pm-8:39 pm

1 stop5h 54m

Sioux Falls Joe Foss Field

sáb. 2/21

3:15 pm-9:05 pm

1 stop5h 50m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 19 results
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Best time to book a flight from St. Louis to South Dakota

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

What is the cheapest month to book a flight from St. Louis to South Dakota?

Currently, August is the cheapest month in which you can book a flight from St. Louis to South Dakota (average of $197). Flying from St. Louis to South Dakota in October is currently the most expensive (average of $298). 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.

How much does it cost to fly round-trip from St. Louis 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 enero 27, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from St. Louis to South Dakota to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,118 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,118 reviews
Delta
7.9
Good
8,118 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,205 reviews
Delta
7.9
Good
8,118 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,197 reviews
Delta
7.9
Good
8,118 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from St. Louis 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 St. Louis to South Dakota?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to South Dakota. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • How long is the flight from St. Louis to South Dakota?

    Airlines like Delta, American Airlines, and United Airlines fly from St. Louis to South Dakota in about 4h 27m. The time it takes to get you to your destination can typically vary by up to 2h 19m. The distance between St. Louis and South Dakota is about 470 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from St. Louis to South Dakota that include hotel bookings?

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

  • How can I find direct flights from St. Louis to South Dakota?

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

  • Can I find deals for business class flights from St. Louis to South Dakota?

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to South Dakota?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to South Dakota (average of $197). Flying from St. Louis to South Dakota in October is currently the most expensive (average of $298). 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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Alternative routes for St. Louis to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from St. Louis to South Dakota

Discover the top 3 airlines that operate flights from St. Louis 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 enero 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$213Average$400FlexibilityNo cancel feeOn-time71%
DeltaCheapest$218Average$301FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$253Average$383FlexibilityNo cancel feeOn-time69%

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