$607+ Cheap flights from Sioux City to Sioux Falls (SUX - FSD)
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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — FSD
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Sioux City to Sioux Falls 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 Sioux City to Sioux Falls
Cheapest
Best
Last-minute
Cheapest flights from Sioux City to Sioux FallsExplore the most affordable flight options available from Sioux City to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from Sioux City to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 10/46:58 pm -
1 stop15h 52m
Sun 10/117:50 am -
1 stop10h 03m
Deal found 9/5![United Airlines logo]()
$886
Best flights from Sioux City to Sioux FallsDiscover carefully curated flight deals from Sioux City to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Sioux City to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/2. 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 1/279:03 am -
1 stop13h 20m
Sun 1/316:00 am -
1 stop17h 42m
Deal found 9/2![United Airlines logo]()
$607
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 1/309:03 am -
1 stop13h 20m
Wed 2/37:40 am -
1 stop10h 14m
Deal found 9/6![United Airlines logo]()
$622
Last-minute flights from Sioux City to Sioux FallsDiscover last-minute flight deals from Sioux City to Sioux Falls. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux City to Sioux Falls. Data last updated September 7, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 10/46:58 pm -
1 stop15h 52m
Sun 10/117:50 am -
1 stop10h 03m
Deal found 9/5![United Airlines logo]()
$886
Find flight deals from Sioux City to Sioux Falls
Discover tips and strategies to find the most affordable flight options for your journey from Sioux City (SUX) 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 September 7, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $607 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Sioux City 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 7,457,451 searches. Data last updated September 7, 2026.
Use the filters below to find and compare flights from Sioux City to Sioux Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux CitySioux Falls
SUX Sioux City Sioux Gateway - FSD Sioux Falls Joe Foss Field
SUXFSD
Sioux City Sioux Gateway
Wed 1/27
9:03 am-10:23 pm
1 stop13h 20m
Sioux Falls Joe Foss Field
Sun 1/31
6:00 am-11:42 pm
1 stop17h 42m
$607
Quickest round-trip
Sioux CitySioux Falls
SUX Sioux City Sioux Gateway - FSD Sioux Falls Joe Foss Field
SUXFSD
Sioux City Sioux Gateway
Sat 1/30
9:03 am-10:23 pm
1 stop13h 20m
Sioux Falls Joe Foss Field
Wed 2/3
7:40 am-5:54 pm
1 stop10h 14m
$622
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Sioux City-Sioux Falls flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Sioux City-Sioux Falls flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Sioux City-Sioux Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sioux City-Sioux Falls flights, Cheapflights users trust Expedia the most. Expedia 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 Sioux City-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 Sioux City to Sioux Falls
Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Sioux City with our price prediction graph.
SUX-FSD
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.
Related info for your journey
Find useful and relevant information for your journey from Sioux City to Sioux Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Sioux Falls?
Book flights to Sioux Falls if you plan to visit one of these locationsYankton
Marshall
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