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$229+ Cheap flights from Rapid City to Sioux Falls (RAP - 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — FSD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Rapid City to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) 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 11, 2025.

Round-trip from

$229
(United Airlines)
From Rapid City to Sioux Falls Joe Foss Field
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Find flight deals from Rapid City to Sioux Falls

Cheapest flights from Rapid City to Sioux Falls
Explore the most affordable flight options available from Rapid City to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/75:50 pmRAP - FSD
1 stop4h 25mUnited Airlines
Tue 10/146:00 amFSD - RAP
1 stop4h 10mUnited Airlines
Deal found 9/9$229
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 9/251:44 pmRAP - FSD
1 stop7h 38mUnited Airlines
Mon 9/2911:52 amFSD - RAP
1 stop6h 08mUnited Airlines
Deal found 9/10$299
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/245:30 amRAP - FSD
1 stop4h 11mUnited Airlines
Sun 9/285:14 pmFSD - RAP
1 stop4h 20mUnited Airlines
Deal found 9/9$383
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 10/31:44 pmRAP - FSD
1 stop7h 38mUnited Airlines
Mon 10/69:30 amFSD - RAP
1 stop26h 27mUnited Airlines
Deal found 9/8$388
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/131:35 pmRAP - FSD
1 stop7h 37mUnited Airlines
Mon 9/159:16 amFSD - RAP
1 stop24h 49mUnited Airlines
Deal found 9/9$747
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/145:30 amRAP - FSD
1 stop4h 11mUnited Airlines
Tue 9/165:06 pmFSD - RAP
1 stop4h 33mUnited Airlines
Deal found 9/10$769

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Rapid City to Sioux Falls that are best for you.

Fly from

Rapid City

Fly to

Sioux Falls

Route

Depart

Return

Price

Rapid CitySioux Falls

RAP - FSD

RAPFSD

Rapid City

Tue 10/7

5:50 pm-11:15 pm

1 stop4h 25m

Sioux Falls Joe Foss Field

Tue 10/14

6:00 am-9:10 am

1 stop4h 10m

$229

Rapid CitySioux Falls

RAP - FSD

RAPFSD

Rapid City

Thu 9/25

1:44 pm-10:22 pm

1 stop7h 38m

Sioux Falls Joe Foss Field

Mon 9/29

11:52 am-5:00 pm

1 stop6h 08m

$299

Rapid CitySioux Falls

RAP - FSD

RAPFSD

Rapid City

Wed 9/24

5:30 am-10:41 am

1 stop4h 11m

Sioux Falls Joe Foss Field

Sun 9/28

5:14 pm-8:34 pm

1 stop4h 20m

$383

Rapid CitySioux Falls

RAP - FSD

RAPFSD

Rapid City

Fri 10/3

1:44 pm-10:22 pm

1 stop7h 38m

Sioux Falls Joe Foss Field

Mon 10/6

9:30 am-10:57 am

1 stop26h 27m

$388

Rapid CitySioux Falls

RAP - FSD

RAPFSD

Rapid City

Sun 9/14

5:30 am-10:41 am

1 stop4h 11m

Sioux Falls Joe Foss Field

Tue 9/16

5:06 pm-8:39 pm

1 stop4h 33m

$769

Rapid CitySioux Falls

RAP - FSD

RAPFSD

Rapid City

Sun 9/14

6:27 am-12:11 pm

1 stop4h 44m

Sioux Falls Joe Foss Field

Tue 9/16

5:00 am-10:12 am

1 stop6h 12m

$773

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Rapid City to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Rapid City 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.

Related info for your journey

Find useful and relevant information for your journey from Rapid 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.

  • How long is the flight from Rapid City to Sioux Falls?

    United Airlines can get you from Rapid City to Sioux Falls in just under 4h 25m. Your travel time can differ by up to . The distance from Rapid City to Sioux Falls is about 316 mi.

  • Can I find deals for flights from Rapid City to Sioux Falls that include hotel bookings?

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

  • How can I find direct flights from Rapid City to Sioux Falls?

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

  • Can I find deals for business class flights from Rapid City to Sioux Falls?

    Yes. Cheapflights offers flight deals from Rapid City 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 Rapid City to Sioux Falls?

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

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Marshall

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