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Sioux Falls

$117+ Cheap flights from St. Louis to Sioux Falls (STL - FSD)

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FSD
abr. 20 — abr. 271
dom. 4/20
dom. 4/27
1 adult, Economy
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Cheap flight deals from St. Louis to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Sioux Falls (FSD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated abril 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$229
(Delta)

One-way from

$117
(Mytrip)

Popular in

October

Cheapest in

February

Average price

$327
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 Sioux Falls Joe Foss Field
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One-way flight from Lambert-St Louis to Sioux Falls Joe Foss Field
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Highest demand for flights based on searches. 11% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from St. Louis to Sioux Falls

Cheapest flights from St. Louis to Sioux Falls
Explore the most affordable flight options available from St. Louis to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

This Delta deal was found by Cheapflights users on 4/14. 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.
vie. 5/96:05 pmSTL - FSD
1 stop4h 52mDelta
dom. 5/117:59 pmFSD - STL
1 stop3h 27mDelta
Deal found 4/14$229
This American Airlines deal was found by Cheapflights users on 4/14. 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.
mié. 10/226:06 amSTL - FSD
1 stop3h 37mAmerican Airlines
sáb. 10/252:26 pmFSD - STL
1 stop5h 35mAmerican Airlines
Deal found 4/14$284
This United Airlines deal was found by Cheapflights users on 4/14. 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.
mié. 10/225:15 amSTL - FSD
1 stop5h 26mUnited Airlines
sáb. 10/258:00 amFSD - STL
2 stops12h 46mUnited Airlines
Deal found 4/14$433

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Sioux Falls 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 abril 15, 2025.
Use the filters below to find and compare flights from St. Louis to Sioux Falls that are best for you.

Fly from

St. Louis

Fly to

Sioux Falls

Route

Depart

Return

Price

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

vie. 5/9

6:05 pm-10:57 pm

1 stop4h 52m

Sioux Falls Joe Foss Field

lun. 5/12

7:59 pm-11:26 pm

1 stop3h 27m

$229

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

mar. 4/29

5:35 pm-10:12 pm

1 stop4h 37m

Sioux Falls Joe Foss Field

sáb. 5/3

9:23 am-9:48 pm

2 stops12h 25m

$457

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

mar. 6/10

6:00 am-4:34 pm

2 stops10h 34m

Sioux Falls Joe Foss Field

jue. 6/12

5:56 pm-11:54 pm

1 stop5h 58m

$775

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

mié. 6/11

8:11 pm-2:02 pm

1 stop17h 51m

$117

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

jue. 5/15

10:10 am-9:08 am

2 stops22h 58m

$165

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

jue. 5/8

6:00 am-10:15 am

1 stop4h 15m

$210

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

mié. 6/11

8:25 am-9:08 pm

2 stops12h 43m

$393

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Compare providers for flights from St. Louis to Sioux Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Sioux Falls in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Sioux Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Sioux Falls flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Sioux Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls 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 Sioux Falls

What is the cheapest month to book a flight from St. Louis to Sioux Falls?

Currently, September is the cheapest month in which you can book a flight from St. Louis to Sioux Falls (average of $334). Flying from St. Louis to Sioux Falls 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 FSD?

Find hourly flight availability from St. Louis to Sioux Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 15, 2025.

It’s optimal to fly from St. Louis to Sioux Falls in the afternoon. By choosing this option you can save up to 52% on the cost of your flight, compared to a flight at noon.

Rainfall in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sioux Falls 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 Sioux Falls when rainfall is around 0.6 in.

Temperature in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sioux Falls, 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 Sioux Falls

Get insights into the airlines that provide service to Sioux Falls. 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 Sioux Falls. Reviews last updated abril 15, 2025.
Delta
8.0
Very good
7,918 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

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
7,918 reviews
Delta
8.0
Very good
7,918 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

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
8,658 reviews
Delta
8.0
Very good
7,918 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

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
7,918 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

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
Frontier
6.0
Okay
3,281 reviews
Delta
8.0
Very good
7,918 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

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 Sioux Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    According to our current data, Delta ($229), United Airlines ($457), and American Airlines ($775) offers the cheapest pricing from St. Louis to Sioux Falls. Delta is 28% 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?

    The cheapest airlines for a one-way flight from St. Louis to Sioux Falls are Frontier ($117), Delta ($210), and United Airlines ($393).

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

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

  • How can I find direct flights from St. Louis to Sioux Falls?

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

  • Can I find deals for business class flights from St. Louis to Sioux Falls?

    Yes. Cheapflights offers flight deals from St. Louis to Sioux Falls 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 Sioux Falls?

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

Traveling to a place near St. Louis?

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Alternative routes for St. Louis to Sioux Falls

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 Sioux Falls

Discover the top 3 airlines that operate flights from St. Louis to Sioux Falls. 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 abril 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$213Average$322FlexibilityNo cancel feeOn-time71%
DeltaCheapest$222Average$258FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$245Average$336FlexibilityNo cancel feeOn-time69%

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