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South Dakota

$239+ Cheap flights from St. Louis (STL) to South Dakota

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FSD
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap 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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$239
(United Airlines)

Popular in

May

Cheapest in

February

Average price

$353
Provider with most accurate pricing for Lambert-St Louis-Sioux Falls Joe Foss Field flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Sioux Falls Joe Foss Field flights.
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From Lambert-St Louis to South Dakota
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Highest demand for flights based on searches. 14% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 March 28, 2025.

This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/113:40 pmSTL - FSD
1 stop6h 32mUnited Airlines
Tue 4/156:00 amFSD - STL
1 stop6h 47mUnited Airlines
Deal found 3/27$239
This Delta deal was found by Cheapflights users on 3/27. 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.
Sat 4/265:33 pmSTL - RAP
1 stop5h 57mDelta
Sat 5/34:19 pmRAP - STL
1 stop4h 39mDelta
Deal found 3/27$249
This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/114:45 pmSTL - RAP
1 stop4h 44mUnited Airlines
Tue 4/155:15 amRAP - STL
2 stops8h 27mUnited Airlines
Deal found 3/27$264
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/235:19 amSTL - FSD
1 stop7h 43mAmerican Airlines
Mon 5/265:45 pmFSD - STL
1 stop5h 00mAmerican Airlines
Deal found 3/27$340
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/239:50 amSTL - FSD
2 stops10h 47mMultiple Airlines
Mon 5/269:27 pmFSD - STL
2 stops21h 14mMultiple Airlines
Deal found 3/27$412
This Delta deal was found by Cheapflights users on 3/27. 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.
Thu 5/156:00 amSTL - FSD
1 stop6h 04mDelta
Fri 5/167:59 pmFSD - STL
1 stop3h 27mDelta
Deal found 3/27$419
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/210:36 amSTL - RAP
1 stop11h 17mAmerican Airlines
Sat 6/75:38 amRAP - STL
1 stop7h 50mAmerican Airlines
Deal found 3/27$423
This Mytrip deal was found by Cheapflights users on 3/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2312:15 pmSTL - RAP
3 stops29h 35mMultiple Airlines
Sun 4/275:40 pmRAP - STL
3 stops41h 05mMultiple Airlines
Deal found 3/28$581

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 March 28, 2025.
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

Fri 4/11

3:40 pm-10:12 pm

1 stop6h 32m

Sioux Falls Joe Foss Field

Tue 4/15

6:00 am-12:47 pm

1 stop6h 47m

$239

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Sat 4/26

5:33 pm-10:30 pm

1 stop5h 57m

Rapid City

Sat 5/3

4:19 pm-9:58 pm

1 stop4h 39m

$249

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Fri 4/11

4:45 pm-8:29 pm

1 stop4h 44m

Rapid City

Tue 4/15

5:15 am-2:42 pm

2 stops8h 27m

$264

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

Fri 5/23

5:19 am-1:02 pm

1 stop7h 43m

Sioux Falls Joe Foss Field

Mon 5/26

5:45 pm-10:45 pm

1 stop5h 00m

$340

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

Fri 5/23

9:50 am-8:37 pm

2 stops10h 47m

Sioux Falls Joe Foss Field

Mon 5/26

9:27 pm-6:41 pm

2 stops21h 14m

$412

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

Thu 5/15

6:00 am-12:04 pm

1 stop6h 04m

Sioux Falls Joe Foss Field

Fri 5/16

7:59 pm-11:26 pm

1 stop3h 27m

$419

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Mon 6/2

10:36 am-8:53 pm

1 stop11h 17m

Rapid City

Sat 6/7

5:38 am-2:28 pm

1 stop7h 50m

$423

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Wed 4/23

12:15 pm-4:50 pm

3 stops29h 35m

Rapid City

Sun 4/27

5:40 pm-11:45 am

3 stops41h 05m

$581

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Sun 4/6

6:00 am-11:04 am

1 stop6h 04m

$286

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Fri 4/18

1:43 pm-6:54 pm

1 stop6h 11m

$290

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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

What is the cheapest time of day to fly from STL to SD?

Find hourly flight availability from St. Louis to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

When flying from St. Louis to South Dakota, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in South Dakota by month

Plan your trip to South Dakota by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Dakota ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit South Dakota when rainfall is around 0.6 in.

Temperature in South Dakota by month

Plan your trip to South Dakota by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Dakota, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 March 28, 2025.
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 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.
Delta
8.0
Very good
7,896 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,896 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • 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, September is the cheapest month in which you can book a flight from St. Louis to South Dakota (average of $334). Flying from St. Louis 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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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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$213Average$376FlexibilityNo cancel feeOn-time71%
DeltaCheapest$222Average$297FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$245Average$390FlexibilityNo cancel feeOn-time69%
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