How does KAYAK find such low prices on flights from South Dakota to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from South Dakota to St. Louis. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from South Dakota to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from South Dakota is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from South Dakota to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to South Dakota with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from South Dakota to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from South Dakota up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$126 CHEAP FLIGHTS from South Dakota to St. Louis

STL

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

...and more

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$249

Typical prices: $293-$386

United Airlines

Wed 5/27Tue 6/2

FSD - STL • 1 stop

Cheapest one-way

$126

Frontier

Thu 2/26

FSD - STL • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to St. Louis!

Flight Deals

Cheap Flights from South Dakota to St. Louis

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from South Dakota to St. Louis

Wed, May 27 - Tue, Jun 2

6:51 pm - 11:58 pm

FSD

STL

5h 07m

1 stop

5:29 pm - 9:38 pm

STL

FSD

4h 09m

1 stop

$249United Airlines

Tue, Feb 17 - Sat, Feb 21

3:15 pm - 9:05 pm

FSD

STL

5h 50m

1 stop

7:41 am - 2:40 pm

STL

FSD

6h 59m

1 stop

$259United Airlines

Wed, Mar 25 - Sat, Mar 28

2:06 pm - 9:11 pm

FSD

STL

7h 05m

1 stop

8:00 am - 1:33 pm

STL

FSD

5h 33m

1 stop

$274American Airlines

Wed, Feb 18 - Sat, Feb 21

1:26 pm - 7:29 pm

FSD

STL

6h 03m

1 stop

8:00 am - 1:33 pm

STL

FSD

5h 33m

1 stop

$279American Airlines

Tue, Feb 17 - Sat, Feb 21

4:29 pm - 11:23 pm

RAP

STL

5h 54m

1 stop

6:10 am - 10:05 am

STL

RAP

4h 55m

1 stop

$279Delta

Tue, Feb 17 - Sat, Feb 21

4:29 pm - 11:23 pm

RAP

STL

5h 54m

1 stop

6:35 am - 3:44 pm

STL

RAP

10h 09m

2 stops

$284Delta

Wed, Mar 25 - Sun, Mar 29

8:00 am - 2:24 pm

FSD

STL

6h 24m

1 stop

6:29 am - 10:21 am

STL

FSD

3h 52m

1 stop

$288Delta

Tue, May 12 - Mon, May 18

6:00 am - 11:37 am

FSD

STL

5h 37m

1 stop

6:00 am - 11:05 pm

STL

FSD

17h 05m

1 stop

$299American Airlines

Wed, Feb 11 - Sat, Feb 14

4:10 pm - 11:25 pm

RAP

STL

6h 15m

1 stop

6:10 am - 10:05 am

STL

RAP

4h 55m

1 stop

$309Delta

Sat, Feb 14 - Wed, Feb 18

3:15 pm - 9:05 pm

FSD

STL

5h 50m

1 stop

6:00 pm - 11:44 pm

STL

FSD

5h 44m

1 stop

$319United Airlines

Useful Info

Low season	January
High season	May
Cheapest flight	$126

Best time to beat the crowds but there is an average 10% increase in price.

Most popular time to fly and prices are also 5% lower on average.

Flight from Sioux Falls to St. Louis

How does KAYAK find such low prices on flights from South Dakota to St. Louis?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from South Dakota to St. Louis.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from South Dakota to St. Louis?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from South Dakota is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from South Dakota to St. Louis?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to South Dakota with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from South Dakota to St. Louis?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from South Dakota up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

O'Fallon

Wentzville

Farmington

Eureka

Litchfield

Grafton

Shrewsbury

Glencoe

Everything you need to know for your flight to St. Louis

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Cabin class

Complete your trip

Direct Flights

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Origins

Other airports

Return flight deals

Information on the airport you'll fly into in St. Louis

St. Louis (STL)

STL

$126 Find Cheap Flights from South Dakota to St. Louis

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

Everything you should know

Cheap Flights from South Dakota to St. Louis

Recent round-trip flight deals from South Dakota to St. Louis

Recent one-way flight deals from South Dakota to St. Louis

Recent last minute flight deals from South Dakota to St. Louis

Good to know

FAQs for booking flights from South Dakota to St. Louis

How does KAYAK find such low prices on flights from South Dakota to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from South Dakota to St. Louis.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from South Dakota to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from South Dakota is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from South Dakota to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to South Dakota with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from South Dakota to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from South Dakota up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near St. Louis?

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

Cabin class types available on flights to South Dakota

Complete your trip to St. Louis with a hotel stay or car rental

Find direct flights for St. Louis

Flights to other popular destinations

Flights from domestic origins to St. Louis

Choose which airport to fly into in St. Louis

Find deals for your return flight