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South Dakota

$40+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FSD
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This Flightnetwork deal was found by Cheapflights users on 1/27. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1910:42 am
DEN
-
FSD
Nonstop1h 39m
Frontier
Sun 2/222:16 pm
FSD
-
DEN
Nonstop1h 53m
Frontier
Deal found 1/27$58
This Flightnetwork deal was found by Cheapflights users on 1/27. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:42 am
DEN
-
FSD
Nonstop1h 39m
Frontier
Sun 3/12:16 pm
FSD
-
DEN
Nonstop1h 53m
Frontier
Deal found 1/27$69
This Frontier deal was found by Cheapflights users on 1/27. 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.
Thu 2/2610:42 am
DEN
-
FSD
Nonstop1h 39m
Frontier
Thu 3/52:16 pm
FSD
-
DEN
Nonstop1h 53m
Frontier
Deal found 1/27$94
This Frontier deal was found by Cheapflights users on 1/27. 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.
Thu 2/2610:42 am
DEN
-
FSD
Nonstop1h 39m
Frontier
Fri 2/271:59 pm
FSD
-
DEN
Nonstop1h 45m
Frontier
Deal found 1/27$110
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Fri 3/65:20 pm
DEN
-
FSD
Nonstop1h 39m
Frontier
Mon 3/98:54 pm
FSD
-
DEN
Nonstop1h 55m
Frontier
Deal found 1/28$123
This Frontier deal was found by Cheapflights users on 1/27. 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.
Fri 2/2710:17 am
DEN
-
FSD
Nonstop1h 39m
Frontier
Thu 3/52:16 pm
FSD
-
DEN
Nonstop1h 53m
Frontier
Deal found 1/27$124
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Sun 2/2210:42 am
DEN
-
FSD
Nonstop1h 39m
Frontier
Sun 3/12:16 pm
FSD
-
DEN
Nonstop1h 53m
Frontier
Deal found 1/27$129
This Priceline deal was found by Cheapflights users on 1/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:42 am
DEN
-
FSD
Nonstop1h 39m
Frontier
Mon 3/22:42 pm
FSD
-
DEN
Nonstop1h 53m
Frontier
Deal found 1/27$130
This Frontier deal was found by Cheapflights users on 1/27. 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.
Fri 2/2710:17 am
DEN
-
FSD
Nonstop1h 39m
Frontier
Sun 3/12:16 pm
FSD
-
DEN
Nonstop1h 53m
Frontier
Deal found 1/27$140
This United Airlines deal was found by Cheapflights users on 1/26. 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 3/127:20 pm
DEN
-
RAP
Nonstop1h 14m
United Airlines
Thu 3/198:30 am
RAP
-
DEN
Nonstop1h 38m
United Airlines
Deal found 1/26$189
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Mon 3/167:45 am
DEN
-
RAP
Nonstop1h 25m
United Airlines
Wed 3/258:30 am
RAP
-
DEN
Nonstop1h 38m
United Airlines
Deal found 1/27$199
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/129:50 am
DEN
-
RAP
Nonstop1h 22m
United Airlines
Mon 2/168:30 am
RAP
-
DEN
Nonstop1h 40m
United Airlines
Deal found 1/28$219

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$58
(Flightnetwork)

One-way from

$40
(Frontier)

Popular in

January

Cheapest in

July

Average price

$349

Good round-trip deal

$201 or less

Good one-way deal

$144 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.
Search Deals
From Colorado to South Dakota
Search Deals
One-way flight from Colorado to South Dakota
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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.
Search Deals

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 January 29, 2026.
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

Fri 2/27

10:17 am-12:56 pm

Nonstop1h 39m

Sioux Falls Joe Foss Field

Sun 3/1

2:16 pm-3:09 pm

Nonstop1h 53m

$141

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Fri 2/20

10:17 am-12:56 pm

Nonstop1h 39m

Sioux Falls Joe Foss Field

Sun 2/22

2:16 pm-3:09 pm

Nonstop1h 53m

$148

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Sun 2/15

10:42 am-1:21 pm

Nonstop1h 39m

Sioux Falls Joe Foss Field

Sun 2/22

2:16 pm-3:09 pm

Nonstop1h 53m

$168

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Fri 3/6

10:40 am-5:47 pm

1 stop6h 07m

Sioux Falls Joe Foss Field

Mon 3/9

8:54 pm-9:49 pm

Nonstop1h 55m

$174

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Thu 3/5

9:00 pm-11:44 pm

Nonstop1h 44m

Sioux Falls Joe Foss Field

Thu 3/12

9:00 am-10:05 am

Nonstop2h 05m

$184

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Sat 7/11

8:00 am-9:18 am

Nonstop1h 18m

Rapid City

Mon 7/13

7:05 am-8:21 am

Nonstop1h 16m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Thu 3/12

7:20 pm-8:34 pm

Nonstop1h 14m

Rapid City

Thu 3/19

8:30 am-10:08 am

Nonstop1h 38m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Tue 2/24

8:55 pm-10:16 pm

Nonstop1h 21m

Rapid City

Tue 3/3

2:52 pm-4:28 pm

Nonstop1h 36m

$189

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Fri 3/6

7:00 am-1:36 pm

1 stop5h 36m

Sioux Falls Joe Foss Field

Tue 3/10

12:14 pm-5:17 pm

1 stop6h 03m

$199

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Mon 3/16

7:45 am-9:10 am

Nonstop1h 25m

Rapid City

Wed 3/25

8:30 am-10:08 am

Nonstop1h 38m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 59 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 January 29, 2026.

It’s typically best to fly out from Colorado to South Dakota in the morning. Doing so could potentially save you 28% 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 January 24, 2026.

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. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Colorado to South Dakota

Explore weekly flight availability from Colorado to South Dakota. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 29, 2026.

The most flights from USCO to USSD are scheduled on a Monday (6 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

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 January 29, 2026.
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
8.0
Very good

Comfort

8.5

Entertainment

7.5

Food

8.0

Boarding

8.0

Crew

9.0

Overall

8.0
Denver Air Connection
8.0
Very good
Denver Air Connection
8.0
Very good

Comfort

8.5

Entertainment

7.5

Food

8.0

Boarding

8.0

Crew

9.0

Overall

8.0
United Airlines
7.4
Good
9,215 reviews
Denver Air Connection
8.0
Very good

Comfort

8.5

Entertainment

7.5

Food

8.0

Boarding

8.0

Crew

9.0

Overall

8.0
Frontier
5.7
Fair
3,056 reviews
Denver Air Connection
8.0
Very good

Comfort

8.5

Entertainment

7.5

Food

8.0

Boarding

8.0

Crew

9.0

Overall

8.0

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 $141, Frontier can have you in South Dakota from Colorado in 1h 39m. The distance from Colorado to South Dakota is about 483 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 $42. Denver Air Connection flights start at $92 while deals on United Airlines start at $132 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$71Average$145FlexibilityNo cancel feeOn-time62%
Denver Air ConnectionCheapest$154Average$276FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$187Average$363FlexibilityNo cancel feeOn-time69%

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