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

Departing from South Dakota to St. Louis will take you 3h 39m. Airlines will cover a distance of 470 mi. This flight may include one or multiple stops.

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.

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).

What are the most popular airlines that fly from South Dakota to St. Louis?

Consider American Airlines, Delta or United Airlines when booking your flight. These represent the most popular airlines when flying from South Dakota to St. Louis.

What is the cheapest month to fly from South Dakota to St. Louis?

The best pricing can be found in the month of April. Prices to St. Louis from South Dakota average $340. You can even find prices in April for less than $340, as users have found deals to St. Louis from as low as $228. The month of December appears to be one of the more expensive times to travel to St. Louis from South Dakota. Flying in the targeted month can save you up to 37%.

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.

$113+ Flights from South Dakota to St. Louis

Q: How much does it cost to fly round-trip from South Dakota to St. Louis?

Airfare is below average for this route at the moment. South Dakota to St. Louis flights typically cost between $299 and $478 in March. The cheapest round-trip price found within the last 3 days was $229 on Delta (Mar 3-Mar 7).

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from South Dakota to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from South Dakota to St. Louis

Round-trip from	$229 (Delta)
One-way from	$113 (Trip.com)
Popular in	December
Cheapest in	April
Average price	$308

From South Dakota to Lambert-St Louis

Search Deals

One-way flight from South Dakota to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($49 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

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 September 15, 2025.

Tue 9/3012:56 pmFSD - STL

1 stop3h 49mDelta

Sat 10/46:00 amSTL - FSD

1 stop4h 07mDelta

Deal found 9/15

$239

Wed 10/224:34 pmRAP - STL

1 stop5h 33mDelta

Sat 10/256:00 amSTL - RAP

1 stop4h 53mDelta

Deal found 9/13

$249

Tue 9/307:00 amRAP - STL

1 stop4h 44mUnited Airlines

Sat 10/46:30 amSTL - RAP

1 stop4h 43mUnited Airlines

Deal found 9/13

$254

Fri 9/192:08 pmFSD - STL

1 stop6h 38mUnited Airlines

Sun 9/215:15 amSTL - FSD

1 stop5h 26mUnited Airlines

Deal found 9/14

$279

Thu 9/256:12 pmRAP - STL

1 stop4h 36mAmerican Airlines

Sun 9/285:18 amSTL - RAP

1 stop7h 44mAmerican Airlines

Deal found 9/14

$284

Thu 9/188:00 amFSD - STL

1 stop6h 19mUnited Airlines

Sat 9/205:15 amSTL - FSD

1 stop7h 30mUnited Airlines

Deal found 9/14

$289

Thu 9/256:00 pmFSD - STL

1 stop5h 48mAmerican Airlines

Mon 9/297:59 pmSTL - FSD

1 stop3h 58mAmerican Airlines

Deal found 9/13

$314

Tue 9/308:00 amFSD - STL

2 stops12h 46mUnited Airlines

Sat 10/45:15 amSTL - FSD

1 stop7h 36mUnited Airlines

Deal found 9/15

$319

Thu 9/255:30 amRAP - STL

2 stops7h 57mUnited Airlines

Sun 9/286:30 amSTL - RAP

1 stop4h 43mUnited Airlines

Deal found 9/14

$359

Fri 9/2611:09 amRAP - STL

1 stop6h 32mAmerican Airlines

Sun 9/285:18 amSTL - RAP

1 stop7h 44mAmerican Airlines

Deal found 9/14

$369

Sun 9/282:54 pmFSD - STL

1 stop18h 12mMultiple Airlines

Wed 10/17:55 pmSTL - FSD

2 stops14h 56mMultiple Airlines

Deal found 9/15

$372

Fri 12/52:55 pmRAP - STL

1 stop5h 02mUnited Airlines

Sun 12/71:35 pmSTL - RAP

1 stop4h 35mUnited Airlines

Deal found 9/13

$379

Best flights from South Dakota to St. Louis
Discover carefully curated flight deals from South Dakota to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2025.

Tue 3/35:15 amFSD - STL

1 stop3h 39mDelta

Sat 3/75:30 pmSTL - FSD

1 stop5h 28mDelta

Deal found 9/13

$229

Wed 10/223:20 pmRAP - STL

1 stop4h 26mUnited Airlines

Sat 10/2511:10 amSTL - RAP

2 stops8h 30mUnited Airlines

Deal found 9/13

$254

Thu 9/256:12 pmRAP - STL

1 stop4h 36mAmerican Airlines

Sun 9/285:18 amSTL - RAP

1 stop7h 44mAmerican Airlines

Deal found 9/14

$284

Sun 9/282:54 pmFSD - STL

1 stop18h 12mMultiple Airlines

Wed 10/17:55 pmSTL - FSD

2 stops14h 56mMultiple Airlines

Deal found 9/15

$372

Wed 3/45:15 amFSD - STL

1 stop3h 39mDelta

Sat 3/75:30 pmSTL - FSD

1 stop5h 28mDelta

Deal found 9/14

$229

Tue 9/307:00 amRAP - STL

1 stop4h 44mUnited Airlines

Sat 10/46:30 amSTL - RAP

1 stop4h 43mUnited Airlines

Deal found 9/13

$254

Tue 9/3012:56 pmFSD - STL

1 stop3h 49mDelta

Sat 10/46:00 amSTL - FSD

1 stop4h 07mDelta

Deal found 9/15

$239

Tue 3/34:00 pmRAP - STL

1 stop6h 10mDelta

Sat 3/76:30 amSTL - RAP

1 stop4h 35mDelta

Deal found 9/12

$249

Thu 9/256:00 pmFSD - STL

1 stop5h 48mAmerican Airlines

Mon 9/297:59 pmSTL - FSD

1 stop3h 58mAmerican Airlines

Deal found 9/13

$314

Wed 10/224:34 pmRAP - STL

1 stop5h 33mDelta

Sat 10/256:00 amSTL - RAP

1 stop4h 53mDelta

Deal found 9/13

$249

Tue 9/308:00 amFSD - STL

2 stops12h 46mUnited Airlines

Sat 10/45:15 amSTL - FSD

1 stop7h 36mUnited Airlines

Deal found 9/15

$319

Thu 9/255:30 amRAP - STL

2 stops7h 57mUnited Airlines

Sun 9/286:30 amSTL - RAP

1 stop4h 43mUnited Airlines

Deal found 9/14

$359

Last-minute flights from South Dakota to St. Louis
Discover last-minute flight deals from South Dakota to St. Louis. Data last updated September 15, 2025 and is based on user searches.

Thu 9/188:00 amFSD - STL

1 stop6h 19mUnited Airlines

Sat 9/205:15 amSTL - FSD

1 stop7h 30mUnited Airlines

Deal found 9/14

$289

Fri 9/192:08 pmFSD - STL

1 stop6h 38mUnited Airlines

Sun 9/215:15 amSTL - FSD

1 stop5h 26mUnited Airlines

Deal found 9/14

$279

Thu 9/256:12 pmRAP - STL

1 stop4h 36mAmerican Airlines

Sun 9/285:18 amSTL - RAP

1 stop7h 44mAmerican Airlines

Deal found 9/14

$284

Thu 9/256:00 pmFSD - STL

1 stop5h 48mAmerican Airlines

Mon 9/297:59 pmSTL - FSD

1 stop3h 58mAmerican Airlines

Deal found 9/13

$314

Thu 9/255:30 amRAP - STL

2 stops7h 57mUnited Airlines

Sun 9/286:30 amSTL - RAP

1 stop4h 43mUnited Airlines

Deal found 9/14

$359

Fri 9/2611:09 amRAP - STL

1 stop6h 32mAmerican Airlines

Sun 9/285:18 amSTL - RAP

1 stop7h 44mAmerican Airlines

Deal found 9/14

$369

Fri 9/265:30 amRAP - STL

2 stops9h 14mUnited Airlines

Sun 9/285:15 amSTL - RAP

1 stop4h 55mUnited Airlines

Deal found 9/14

$410

Sun 9/282:54 pmFSD - STL

1 stop18h 12mMultiple Airlines

Wed 10/17:55 pmSTL - FSD

2 stops14h 56mMultiple Airlines

Deal found 9/15

$372

Tue 9/3012:56 pmFSD - STL

1 stop3h 49mDelta

Sat 10/46:00 amSTL - FSD

1 stop4h 07mDelta

Deal found 9/15

$239

Tue 9/307:00 amRAP - STL

1 stop4h 44mUnited Airlines

Sat 10/46:30 amSTL - RAP

1 stop4h 43mUnited Airlines

Deal found 9/13

$254

Tue 9/308:00 amFSD - STL

2 stops12h 46mUnited Airlines

Sat 10/45:15 amSTL - FSD

1 stop7h 36mUnited Airlines

Deal found 9/15

$319

Wed 10/224:34 pmRAP - STL

1 stop5h 33mDelta

Sat 10/256:00 amSTL - RAP

1 stop4h 53mDelta

Deal found 9/13

$249

One-way flights from South Dakota to St. Louis
Search for one-way flight options from South Dakota to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 15, 2025.

Sun 10/52:54 pmFSD - STL

1 stop18h 12mFrontier

Deal found 9/15

$113

Sun 10/2611:41 amFSD - STL

2 stops31h 45mMultiple Airlines

Deal found 9/13

$167

Sun 10/262:23 pmFSD - STL

1 stop18h 44mFrontier

Deal found 9/13

$217

Sun 10/266:27 pmFSD - STL

1 stop5h 27mAmerican Airlines

Deal found 9/14

$228

Thu 10/26:00 amFSD - STL

1 stop6h 44mUnited Airlines

Deal found 9/15

$263

Thu 10/211:41 amFSD - STL

2 stops21h 25mMultiple Airlines

Deal found 9/15

$306

Sun 10/59:30 amFSD - STL

2 stops12h 07mUnited Airlines

Deal found 9/15

$659

Sun 9/218:00 amFSD - STL

1 stop4h 25mUnited Airlines

Deal found 9/15

$670

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Dakota to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Tue 3/3

5:15 am-8:54 am

1 stop3h 39m

Lambert-St Louis

Sat 3/7

5:30 pm-10:58 pm

1 stop5h 28m

$229

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Wed 3/4

5:15 am-8:54 am

1 stop3h 39m

Lambert-St Louis

Sat 3/7

5:30 pm-10:58 pm

1 stop5h 28m

$229

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Tue 9/30

12:56 pm-4:45 pm

1 stop3h 49m

Lambert-St Louis

Sat 10/4

6:00 am-10:07 am

1 stop4h 07m

$239

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Tue 3/3

4:00 pm-11:10 pm

1 stop6h 10m

Lambert-St Louis

Sat 3/7

6:30 am-10:05 am

1 stop4h 35m

$249

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Wed 10/22

4:34 pm-11:07 pm

1 stop5h 33m

Lambert-St Louis

Sat 10/25

6:00 am-9:53 am

1 stop4h 53m

$249

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Wed 10/22

3:20 pm-8:46 pm

1 stop4h 26m

Lambert-St Louis

Sat 10/25

11:10 am-6:40 pm

2 stops8h 30m

$254

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Tue 9/30

7:00 am-12:44 pm

1 stop4h 44m

Lambert-St Louis

Sat 10/4

6:30 am-10:13 am

1 stop4h 43m

$254

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Thu 9/25

6:12 pm-11:48 pm

1 stop4h 36m

Lambert-St Louis

Sun 9/28

5:18 am-12:02 pm

1 stop7h 44m

$284

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Thu 9/25

6:00 pm-11:48 pm

1 stop5h 48m

Lambert-St Louis

Mon 9/29

7:59 pm-11:57 pm

1 stop3h 58m

$314

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Tue 9/30

8:00 am-8:46 pm

2 stops12h 46m

Lambert-St Louis

Sat 10/4

5:15 am-12:51 pm

1 stop7h 36m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 22 results

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.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to St. Louis

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?

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.

How much does it cost to fly round-trip from South Dakota to St. Louis?

Related info for your journey

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.
How long is the flight from South Dakota to St. Louis?
Departing from South Dakota to St. Louis will take you 3h 39m. Airlines will cover a distance of 470 mi. This flight may include one or multiple stops.
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

Edwardsville

O'Fallon

Fairview Heights

Maryland Heights

Collinsville

Eureka

Glencoe

St. Peters

Chesterfield

Alton

Farmington

Festus

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from South Dakota to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$228	Average$313	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$241	Average$391	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$253	Average$293	FlexibilityNo cancel fee	On-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$113+ Cheap flights from South Dakota to St. Louis (STL)

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from South Dakota to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 September 15, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from South Dakota to St. Louis

Cheapest flights from South Dakota to St. LouisExplore 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 September 15, 2025.

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 September 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Dakota to St. Louis that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to St. Louis

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

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 September 15, 2025.

How much does it cost to fly round-trip from South Dakota to St. Louis?

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?

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

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

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

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

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

Traveling to a place near St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for South Dakota to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from South Dakota to St. Louis

100% Free

Book with Flexibility

Travel Smart

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 September 15, 2025.