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$214+ Cheap flights from South Dakota to St. Louis (STL)

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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — STL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from South Dakota to St. Louis

Keep the following information in mind while searching for South Dakota to St. Louis flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$214
(Delta)

Popular in

December

Cheapest in

April

Average price

$347
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Lambert-St Louis flights.
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From South Dakota to Lambert-St Louis
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Highest demand for flights based on searches. 9% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from South Dakota to St. Louis

Cheapest flights from South Dakota to St. Louis
Explore the most affordable flight options available from South Dakota to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Delta deal was found by Cheapflights users on 2/19. 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 3/2010:51 amFSD - STL
1 stop6h 01mDelta
Sat 3/226:00 amSTL - FSD
1 stop4h 11mDelta
Deal found 2/19$214
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 3/55:01 pmFSD - STL
1 stop5h 01mAmerican Airlines
Wed 3/266:29 pmSTL - FSD
1 stop4h 09mAmerican Airlines
Deal found 2/19$219
This United Airlines deal was found by Cheapflights users on 2/19. 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 4/95:03 pmFSD - STL
1 stop4h 47mUnited Airlines
Tue 4/153:40 pmSTL - FSD
1 stop6h 32mUnited Airlines
Deal found 2/19$239
This Mytrip deal was found by Cheapflights users on 2/20. 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.
Mon 4/1410:00 amFSD - STL
2 stops31h 16mMultiple Airlines
Thu 4/176:11 pmSTL - FSD
1 stop16h 11mMultiple Airlines
Deal found 2/20$272
This Delta deal was found by Cheapflights users on 2/20. 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 2/274:19 pmRAP - STL
1 stop4h 58mDelta
Mon 3/35:30 pmSTL - RAP
1 stop6h 11mDelta
Deal found 2/20$319
This United Airlines deal was found by Cheapflights users on 2/20. 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 5/61:34 pmRAP - STL
1 stop6h 27mUnited Airlines
Thu 5/295:20 amSTL - RAP
1 stop4h 44mUnited Airlines
Deal found 2/20$320
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 5/134:35 pmRAP - STL
1 stop5h 12mAmerican Airlines
Thu 5/295:00 amSTL - RAP
1 stop7h 35mAmerican Airlines
Deal found 2/20$324

Find flights from South Dakota to St. Louis within your budget

Customize your flight search to find flights from South Dakota to St. Louis 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 February 20, 2025.

Fly from

South Dakota

Fly to

St. Louis

Route

Depart

Return

Price

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Thu 3/20

10:51 am-4:52 pm

1 stop6h 01m

Lambert-St Louis

Sat 3/22

6:00 am-10:11 am

1 stop4h 11m

$214

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Wed 3/5

5:01 pm-10:02 pm

1 stop5h 01m

Lambert-St Louis

Wed 3/26

6:29 pm-10:38 pm

1 stop4h 09m

$219

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Wed 4/9

5:03 pm-9:50 pm

1 stop4h 47m

Lambert-St Louis

Tue 4/15

3:40 pm-10:12 pm

1 stop6h 32m

$239

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Mon 4/14

11:12 am-5:16 pm

1 stop30h 04m

Lambert-St Louis

Thu 4/17

6:11 pm-10:22 am

1 stop16h 11m

$241

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Tue 5/6

1:34 pm-9:01 pm

1 stop6h 27m

Lambert-St Louis

Thu 5/29

5:20 am-9:04 am

1 stop4h 44m

$320

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Tue 5/13

4:35 pm-10:47 pm

1 stop5h 12m

Lambert-St Louis

Thu 5/29

5:00 am-11:35 am

1 stop7h 35m

$324

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Wed 3/5

3:13 pm-9:46 pm

1 stop6h 33m

$280

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Tue 3/4

5:41 pm-10:43 pm

1 stop5h 02m

$360

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Wed 3/5

3:04 pm-8:10 pm

3 stops29h 06m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Best time to book a flight from South Dakota to St. Louis

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

Travel insights for flights from South Dakota to St. Louis

Get recent, data-driven insights about flights from South Dakota to St. Louis including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from South Dakota to St. Louis (average of $311). Flying from South Dakota to St. Louis in March is currently the most expensive (average of $356). 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 SD to STL?

Find hourly flight availability from South Dakota to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Dakota to St. Louis as you normally would.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated February 20, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from South Dakota to St. Louis to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
8,219 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

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 South Dakota to St. Louis. 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 into for flights to St. Louis from South Dakota?

    If you book a flight to St. Louis from South Dakota, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from South Dakota to St. Louis (average of $311). Flying from South Dakota to St. Louis in March is currently the most expensive (average of $356). 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 South Dakota?

Book flights to South Dakota if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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Alternative routes for South Dakota to St. Louis

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

Discover the top 3 airlines that operate flights from South Dakota to St. Louis. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$207Average$314FlexibilityNo cancel feeOn-time71%
DeltaCheapest$222Average$275FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$228Average$399FlexibilityNo cancel feeOn-time69%
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