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Cheap flights from St Louis to Sioux Falls (STL - FSD)

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How to find the cheapest flight from
St Louis (STL) to Sioux Falls (FSD)

What is the cheapest day to fly round-trip from St Louis to Sioux Falls?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 98% when planning your travel around this day of the week.

How far in advance should I book a flight from St Louis to Sioux Falls?

Find a great deal and save up to 20% by booking at least 25 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St Louis to Sioux Falls within the next two weeks, with the cheapest ticket starting at $420.

What is the cheapest month to fly from St Louis to Sioux Falls?

The best pricing can be found in the month of August. Prices to Sioux Falls from St Louis average $374. You can even find prices in August for less than $374, as users have found deals to Sioux Falls from as low as $133. The month of October appears to be one of the more expensive times to travel to Sioux Falls from St Louis. Flying in the targeted month can save you up to 25%.

When is the cheapest time to fly from St Louis to Sioux Falls (STL - FSD)?

A simple way to save on the total cost of your ticket is to fly from St Louis to Sioux Falls in the afternoon. If you’re flexible enough to do this you can expect to save up to 9% on your trip compared to booking a flight in the morning.

Cheap flights from St Louis to Sioux Falls in December, January 2021

The best prices found for STL to FSD flights for December, January
17 Dec - 18 Dec
$224pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
FSD
Sioux Falls Joe Foss Field
United Airlines
 
1 STOP
STL
Lambert-St Louis
19 Dec - 22 Jan
$229pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
FSD
Sioux Falls Joe Foss Field
American Airlines
 
1 STOP
STL
Lambert-St Louis
19 Dec - 22 Jan
$232pp
STL
Lambert-St Louis
Delta
 
1 STOP
FSD
Sioux Falls Joe Foss Field
FSD
Sioux Falls Joe Foss Field
Delta
   
2 STOPS
STL
Lambert-St Louis

St Louis to Sioux Falls 2021 flight deals

Cheap flights to Sioux Falls from St Louis found for this year
17 Dec - 18 Dec
$224pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
FSD
Sioux Falls Joe Foss Field
United Airlines
 
1 STOP
STL
Lambert-St Louis
19 Dec - 22 Jan
$229pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
FSD
Sioux Falls Joe Foss Field
American Airlines
 
1 STOP
STL
Lambert-St Louis
19 Dec - 22 Jan
$232pp
STL
Lambert-St Louis
Delta
 
1 STOP
FSD
Sioux Falls Joe Foss Field
FSD
Sioux Falls Joe Foss Field
Delta
   
2 STOPS
STL
Lambert-St Louis

Last minute flights from St Louis to Sioux Falls

Late deals on round-trip flights to Sioux Falls from St Louis, departing today and this week
9 Dec - 11 Dec
$253pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
FSD
Sioux Falls Joe Foss Field
Frontier
   
2 STOPS
STL
Lambert-St Louis
9 Dec - 11 Dec
$296pp
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
FSD
Sioux Falls Joe Foss Field
FSD
Sioux Falls Joe Foss Field
Frontier
   
2 STOPS
STL
Lambert-St Louis
9 Dec - 11 Dec
$315pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
FSD
Sioux Falls Joe Foss Field
FSD
Sioux Falls Joe Foss Field
American Airlines
 
1 STOP
STL
Lambert-St Louis

One-way flights to Sioux Falls from St Louis

The cheapest one-way flights from St Louis to Sioux Falls
1:00 am - 6:53 am
Delta
1 Stop
5h 53m
STL - FSD
Delta
$123
Delta
2:05 pm - 1:17 pm
Frontier
2 Stops
23h 12m
STL - FSD
Frontier
$158
Kiwi.com
9:46 am - 12:54 pm
Multiple Airlines
3 Stops
27h 08m
STL - FSD
Multiple Airlines
$175
Kiwi.com

Related info for your journey

Useful info, stats and facts about St Louis to Sioux Falls flights.

Flight FAQs

From St Louis to Sioux Falls

Are flight prices decreasing from St Louis to Sioux Falls due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and Sioux Falls for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Lambert-St Louis to Sioux Falls Joe Foss Field to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. New policies for travelers booking flights from Lambert-St Louis to Sioux Falls Joe Foss Field include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Lambert-St Louis to Sioux Falls Joe Foss Field have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Lambert-St Louis to Sioux Falls Joe Foss Field that may be offering flexible cancellation policies are Delta, American Airlines, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from St Louis to Sioux Falls for under $200 on Cheapflights?

Yes, there are multiple flights from St Louis to Sioux Falls for under $200. The cheapest flight booked recently is on Delta for just $178, but on average you can expect to pay $349.

Are there nonstop flights from St Louis to Sioux Falls for under $200 on Cheapflights?

There are no nonstop flights from St Louis to Sioux Falls, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from St Louis to Sioux Falls for under $300?

There are currently 4+ open flights from St Louis to Sioux Falls within the next 7 days for less than $300.

Does it rain more in St Louis or Sioux Falls?

In St Louis, there will be greater rainfall in St Louis compared to Sioux Falls over the next 14 days.

Is St Louis weather warmer or cooler than Sioux Falls?

You can imagine temperatures to be in the 90 °F range in July. The weather in Sioux Falls is generally colder than St Louis's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from St Louis to Sioux Falls?

Departing from St Louis to Sioux Falls will take you 4h 02m. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from St Louis to Sioux Falls round-trip?

Cheapflights users have booked flights from St Louis to Sioux Falls round-trip from $178. Another airline that can offer you cheap pricing is American Airlines. Delta is 42% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from St Louis to Sioux Falls one-way?

For one-way options, check prices for Delta. According to our data, you can fly for as low as $103. Users have also found prices from $115 and $122 on Delta and Frontier, respectively.

Alternative routes for St Louis to Sioux Falls

Destination information for Sioux Falls

Things to know before you go. Useful info for your trip from St Louis to Sioux Falls
Average temperature for December in Sioux Falls
32.0 °F
Avg rainfall for December in Sioux Falls
0.6 ″

Airports servicing St. Louis

Airports servicing Sioux Falls

Top 3 airlines from St Louis to Sioux Falls

The chart below displays the airlines Cheapflights users traveling from St Louis to Sioux Falls choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
$145 $298 No cancel fee 71%
United Airlines
$191 $309 No cancel fee 69%
Delta
$213 $377 No cancel fee N/A
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