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South Dakota

$48+ Cheap flights from Colorado to South Dakota

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FSD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Colorado to South Dakota

Cheapest flights from Colorado to South Dakota
Explore the most affordable flight options available from Colorado to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Frontier deal was found by Cheapflights users on 12/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:14 pmDEN - FSD
Nonstop1h 41mFrontier
Fri 1/28:50 pmFSD - DEN
Nonstop1h 44mFrontier
Deal found 12/15$168
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/3111:22 amDEN - RAP
Nonstop1h 24mUnited Airlines
Tue 1/62:40 pmRAP - DEN
Nonstop1h 41mUnited Airlines
Deal found 12/16$204
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/312:00 pmDEN - PIR
Nonstop1h 30mUnited Airlines
Sun 1/46:15 amPIR - DEN
Nonstop1h 40mUnited Airlines
Deal found 12/16$240
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/2611:22 amDEN - RAP
Nonstop1h 24mUnited Airlines
Mon 1/56:05 pmRAP - DEN
Nonstop1h 34mUnited Airlines
Deal found 12/16$249
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:14 pmDEN - FSD
Nonstop1h 41mFrontier
Mon 1/58:50 pmFSD - DEN
Nonstop1h 44mFrontier
Deal found 12/16$251
This Frontier deal was found by Cheapflights users on 12/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:14 pmDEN - FSD
Nonstop1h 41mFrontier
Sun 1/118:26 pmFSD - DEN
Nonstop1h 44mFrontier
Deal found 12/15$261
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/2611:22 amDEN - RAP
Nonstop1h 24mUnited Airlines
Thu 1/13:35 pmRAP - DEN
Nonstop1h 34mUnited Airlines
Deal found 12/17$265
This Expedia deal was found by Cheapflights users on 12/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:14 pmDEN - FSD
Nonstop1h 41mFrontier
Mon 12/298:50 pmFSD - DEN
Nonstop1h 44mFrontier
Deal found 12/16$274
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Mon 12/225:00 amDEN - FSD
1 stop6h 28mAmerican Airlines
Sun 1/116:15 pmFSD - DEN
1 stop6h 01mAmerican Airlines
Deal found 12/15$284
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:14 pmDEN - FSD
Nonstop1h 41mFrontier
Fri 1/28:50 pmFSD - DEN
Nonstop1h 44mFrontier
Deal found 12/16$294
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:14 pmDEN - FSD
Nonstop1h 41mFrontier
Fri 12/268:50 pmFSD - DEN
Nonstop1h 44mFrontier
Deal found 12/16$323
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Mon 12/226:21 amDEN - FSD
1 stop5h 07mAmerican Airlines
Mon 1/55:16 pmFSD - DEN
1 stop5h 45mAmerican Airlines
Deal found 12/16$324

Find flight deals from Colorado to South Dakota

Keep the following information in mind while searching for Colorado to South Dakota flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$123
(Kiwi.com)

One-way from

$48
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$285

Good round-trip deal

$154 or less

Good one-way deal

$54 or less
Provider with most accurate pricing for Denver Intl-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Sioux Falls Joe Foss Field flights.
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From Colorado to South Dakota
Search Deals
One-way flight from Colorado to South Dakota
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Colorado to South Dakota.
Search Deals
Price to beat on a one-way flight from Colorado to South Dakota.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to South Dakota 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 December 18, 2025.
Use the filters below to find and compare flights from Colorado to South Dakota that are best for you.

Fly from

Colorado

Fly to

South Dakota

Route

Depart

Return

Price

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Mon 12/29

5:14 pm-7:55 pm

Nonstop1h 41m

Sioux Falls Joe Foss Field

Fri 1/2

8:50 pm-9:34 pm

Nonstop1h 44m

$168

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Sun 1/25

5:45 pm-7:14 pm

Nonstop1h 29m

Rapid City

Sun 2/1

5:10 am-6:57 am

Nonstop1h 47m

$189

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Thu 1/8

10:03 am-12:58 pm

Nonstop1h 55m

Sioux Falls Joe Foss Field

Sat 1/10

9:00 am-10:06 am

Nonstop2h 06m

$189

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Wed 1/28

10:03 am-12:58 pm

Nonstop1h 55m

Sioux Falls Joe Foss Field

Sun 2/1

1:40 pm-2:48 pm

Nonstop2h 08m

$189

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Fri 1/2

5:25 pm-8:00 pm

Nonstop1h 35m

Sioux Falls Joe Foss Field

Tue 1/6

9:00 am-10:06 am

Nonstop2h 06m

$204

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Sat 1/17

5:51 pm-11:04 pm

1 stop4h 13m

Sioux Falls Joe Foss Field

Wed 1/21

11:02 am-2:00 pm

1 stop3h 58m

$209

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Thu 1/29

6:00 am-12:53 pm

1 stop5h 53m

Sioux Falls Joe Foss Field

Sun 2/1

6:00 am-10:48 am

1 stop5h 48m

$209

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Sat 1/17

5:51 pm-11:04 pm

1 stop4h 13m

Sioux Falls Joe Foss Field

Mon 1/19

1:02 pm-4:41 pm

1 stop4h 39m

$209

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Fri 3/27

5:26 pm-8:05 pm

Nonstop1h 39m

Sioux Falls Joe Foss Field

Mon 3/30

8:55 pm-9:50 pm

Nonstop1h 55m

$209

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Wed 1/28

6:00 am-12:53 pm

1 stop5h 53m

Sioux Falls Joe Foss Field

Sun 2/1

6:00 am-10:48 am

1 stop5h 48m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 55 results
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Best time to book a flight from Colorado to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Colorado 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 Colorado to South Dakota

What is the cheapest month to book a flight from Colorado to South Dakota?

Currently, February is the cheapest month in which you can book a flight from Colorado to South Dakota (average of $68). Flying from Colorado to South Dakota in May is currently the most expensive (average of $122). 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 CO to SD?

Find hourly flight availability from Colorado to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from Colorado to South Dakota in the evening. Doing so could potentially save you 46% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Colorado to South Dakota?

Use this chart to determine the cheapest time to fly round-trip from Colorado to South Dakota. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Colorado to South Dakota flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. 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 South Dakota. Reviews last updated December 18, 2025.
Get a feel of what it's like to fly with Denver Air Connection, United Airlines, and Frontier from Colorado to South Dakota by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Denver Air Connection
8.7
Very good

Crew

9.4

Food

8.4

Overall

8.7

Comfort

8.9

Boarding

8.7

Entertainment

8.1
Denver Air Connection
8.7
Very good
Denver Air Connection
8.7
Very good

Crew

9.4

Food

8.4

Overall

8.7

Comfort

8.9

Boarding

8.7

Entertainment

8.1
United Airlines
7.4
Good
9,093 reviews
Denver Air Connection
8.7
Very good

Crew

9.4

Food

8.4

Overall

8.7

Comfort

8.9

Boarding

8.7

Entertainment

8.1
Frontier
5.8
Fair
3,081 reviews
Denver Air Connection
8.7
Very good

Crew

9.4

Food

8.4

Overall

8.7

Comfort

8.9

Boarding

8.7

Entertainment

8.1

Related info for your journey

Find useful and relevant information for your journey from Colorado to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Colorado to South Dakota flight route?

    Within the past month, 2 users have taken a look at flights from Colorado to South Dakota.

  • How long is the flight from Colorado to South Dakota?

    For as low as $189, Frontier can have you in South Dakota from Colorado in 1h 29m. The distance from Colorado to South Dakota is about 300 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Colorado to South Dakota one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $47. Denver Air Connection flights start at $92 while deals on United Airlines start at $128 one-way.

  • Can I find deals for flights from Colorado to South Dakota that include hotel bookings?

    Yes. In addition to deals on Colorado to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to South Dakota?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to South Dakota.

  • Can I find deals for business class flights from Colorado to South Dakota?

    Yes. Cheapflights offers flight deals from Colorado to South Dakota 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 Colorado to South Dakota?

    Currently, February is the cheapest month in which you can book a flight from Colorado to South Dakota (average of $68). Flying from Colorado to South Dakota in May is currently the most expensive (average of $122). 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

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Alternative routes for Colorado to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Colorado to South Dakota

Discover the top 3 airlines that operate flights from Colorado to South Dakota. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$74Average$148FlexibilityNo cancel feeOn-time62%
Denver Air ConnectionCheapest$159Average$269FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$367FlexibilityNo cancel feeOn-time69%

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