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South Dakota

$77+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FSD
May 10 — May 171
Sun 5/10
Sun 5/17
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 April 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:44 pm
DEN
-
FSD
Nonstop1h 37m
Multiple Airlines
Mon 5/46:38 pm
FSD
-
DEN
1 stop27h 51m
Multiple Airlines
Deal found 4/6$185
This Delta deal was found by Cheapflights users on 4/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:30 am
DEN
-
FSD
1 stop5h 33m
Delta
Fri 5/85:00 am
FSD
-
DEN
1 stop4h 01m
Delta
Deal found 4/10$187
This Frontier deal was found by Cheapflights users on 4/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/63:57 pm
DEN
-
FSD
Nonstop1h 36m
Frontier
Wed 5/137:18 pm
FSD
-
DEN
Nonstop1h 48m
Frontier
Deal found 4/8$189
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Tue 5/510:29 pm
DEN
-
FSD
1 stop14h 16m
Multiple Airlines
Tue 5/122:26 pm
FSD
-
DEN
2 stops20h 12m
Multiple Airlines
Deal found 4/7$191
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Wed 5/63:57 pm
DEN
-
FSD
Nonstop1h 36m
Frontier
Fri 5/84:07 pm
FSD
-
DEN
Nonstop1h 49m
Frontier
Deal found 4/7$192
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:34 pm
DEN
-
FSD
1 stop24h 11m
Multiple Airlines
Mon 5/114:07 pm
FSD
-
DEN
Nonstop1h 49m
Multiple Airlines
Deal found 4/8$195
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:47 pm
DEN
-
FSD
Nonstop1h 35m
Frontier
Mon 5/114:07 pm
FSD
-
DEN
Nonstop1h 49m
Frontier
Deal found 4/6$198
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/44:34 pm
DEN
-
FSD
Nonstop1h 37m
Frontier
Fri 5/84:07 pm
FSD
-
DEN
Nonstop1h 49m
Frontier
Deal found 4/5$200
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:06 pm
DEN
-
FSD
2 stops19h 15m
Multiple Airlines
Mon 5/48:53 pm
FSD
-
DEN
1 stop7h 32m
Multiple Airlines
Deal found 4/8$203
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:45 am
DEN
-
RAP
2 stops10h 22m
Multiple Airlines
Fri 5/811:32 am
RAP
-
DEN
1 stop20h 36m
Multiple Airlines
Deal found 4/8$233
This United Airlines deal was found by Cheapflights users on 4/6. 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.
Fri 5/152:10 pm
DEN
-
ATY
Nonstop1h 52m
United Airlines
Sat 5/166:21 pm
ATY
-
DEN
Nonstop1h 59m
United Airlines
Deal found 4/6$240
This United Airlines deal was found by Cheapflights users on 4/7. 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 4/224:45 pm
DEN
-
PIR
Nonstop1h 34m
United Airlines
Sun 4/265:15 pm
PIR
-
DEN
Nonstop1h 40m
United Airlines
Deal found 4/7$240

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 April 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$185
(Kiwi.com)

One-way from

$77
(Kiwi.com)

Popular in

January

Cheapest in

July

Average price

$317

Good round-trip deal

$249 or less

Good one-way deal

$198 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. 16% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 10, 2026.
Use the filters below to find and compare flights from Colorado to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Fri 5/15

2:10 pm-5:02 pm

Nonstop1h 52m

Watertown

Sat 5/16

6:21 pm-7:20 pm

Nonstop1h 59m

$240

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Thu 7/23

2:10 pm-4:58 pm

Nonstop1h 48m

Watertown

Mon 7/27

6:27 pm-7:39 pm

Nonstop2h 12m

$240

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Fri 8/21

2:30 pm-5:14 pm

Nonstop1h 44m

Watertown

Sun 8/23

6:40 pm-7:38 pm

Nonstop1h 58m

$240

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Thu 8/13

2:30 pm-5:14 pm

Nonstop1h 44m

Watertown

Mon 8/17

6:40 pm-7:38 pm

Nonstop1h 58m

$240

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Fri 4/24

2:10 pm-5:02 pm

Nonstop1h 52m

Watertown

Tue 4/28

6:26 pm-7:25 pm

Nonstop1h 59m

$240

DenverPierre

DEN - PIR

DENPIR

Denver Intl

Fri 5/1

1:45 pm-4:20 pm

Nonstop1h 35m

Pierre

Fri 5/8

6:15 am-6:55 am

Nonstop1h 40m

$240

DenverPierre

DEN - PIR

DENPIR

Denver Intl

Wed 4/22

4:45 pm-7:19 pm

Nonstop1h 34m

Pierre

Sun 4/26

5:15 pm-5:55 pm

Nonstop1h 40m

$240

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Mon 7/27

11:15 am-12:29 pm

Nonstop1h 14m

Rapid City

Sat 8/1

11:20 am-12:48 pm

Nonstop1h 28m

$249

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Wed 8/5

5:28 pm-8:08 pm

Nonstop1h 40m

Sioux Falls Joe Foss Field

Mon 8/10

11:25 am-12:15 pm

Nonstop1h 50m

$249

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Thu 5/7

8:00 am-9:23 am

Nonstop1h 23m

Rapid City

Sun 5/10

8:25 am-10:05 am

Nonstop1h 40m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 60 resultsSorted by cheapest first
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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, July is the cheapest month in which you can book a flight from Colorado to South Dakota (average of $77). Flying from Colorado to South Dakota in January is currently the most expensive (average of $213). 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 April 10, 2026.

It’s typically best to fly out from Colorado to South Dakota in the morning. Doing so could potentially save you 25% 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 April 4, 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. Sunday 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 April 10, 2026.

The most flights from USCO to USSD are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Colorado to South Dakota?

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 April 10, 2026.
Get a feel of what it's like to fly with Denver Air Connection,United Airlines, andFrontier 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
8.1
Very good

Crew

9.1

Comfort

8.6

Food

8.2

Overall

8.1

Entertainment

7.6

Boarding

8.2
Denver Air Connection
8.1
Very good
Denver Air Connection
8.1
Very good

Crew

9.1

Comfort

8.6

Food

8.2

Overall

8.1

Entertainment

7.6

Boarding

8.2
United Airlines
7.4
Good
9,563 reviews
Denver Air Connection
8.1
Very good

Crew

9.1

Comfort

8.6

Food

8.2

Overall

8.1

Entertainment

7.6

Boarding

8.2
Frontier
5.7
Fair
2,998 reviews
Denver Air Connection
8.1
Very good

Crew

9.1

Comfort

8.6

Food

8.2

Overall

8.1

Entertainment

7.6

Boarding

8.2

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 $240, United Airlines can have you in South Dakota from Colorado in 1h 52m. The distance from Colorado to South Dakota is about 518 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 $54. United Airlines flights start at $132 while deals on Delta start at $248 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, July is the cheapest month in which you can book a flight from Colorado to South Dakota (average of $77). Flying from Colorado to South Dakota in January is currently the most expensive (average of $213). 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.

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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 April 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$75Average$145FlexibilityNo cancel feeOn-time62%
Denver Air ConnectionCheapest$154Average$275FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$186Average$361FlexibilityNo cancel feeOn-time69%

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