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South Dakota

$43+ Cheap flights from Denver (DEN) 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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FSD
Mar 27 — Apr 31
Fri 3/27
Fri 4/3
1 adult, Economy
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Cheap flight deals from Denver to South Dakota

Cheapest flights from Denver to South Dakota
Explore the most affordable flight options available from Denver to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 25, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/22. 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 3/211:13 am
DEN
-
FSD
Nonstop1h 44m
Frontier
Mon 3/98:54 pm
FSD
-
DEN
Nonstop1h 55m
Frontier
Deal found 2/22$92
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 3/165:20 pm
DEN
-
FSD
Nonstop1h 39m
Frontier
Fri 3/208:54 pm
FSD
-
DEN
Nonstop1h 55m
Frontier
Deal found 2/23$132
This Frontier deal was found by Cheapflights users on 2/23. 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 3/275:20 pm
DEN
-
FSD
Nonstop1h 39m
Frontier
Mon 3/308:54 pm
FSD
-
DEN
Nonstop1h 55m
Frontier
Deal found 2/23$133
This Frontier deal was found by Cheapflights users on 2/24. 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 4/103:55 pm
DEN
-
FSD
Nonstop1h 36m
Frontier
Fri 4/178:06 pm
FSD
-
DEN
Nonstop1h 52m
Frontier
Deal found 2/24$179
This Kiwi.com deal was found by Cheapflights users on 2/25. 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
Tue 5/52:26 pm
FSD
-
DEN
1 stop26h 23m
Multiple Airlines
Deal found 2/25$183
This United Airlines deal was found by Cheapflights users on 2/25. 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 3/207:20 pm
DEN
-
RAP
Nonstop1h 14m
United Airlines
Sun 3/227:00 am
RAP
-
DEN
Nonstop1h 35m
United Airlines
Deal found 2/25$189
This United Airlines deal was found by Cheapflights users on 2/22. 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 3/256:06 pm
DEN
-
FSD
Nonstop1h 34m
United Airlines
Sat 3/285:10 pm
FSD
-
DEN
Nonstop2h 06m
United Airlines
Deal found 2/22$189
This Kiwi.com deal was found by Cheapflights users on 2/22. 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 3/210:30 pm
DEN
-
FSD
2 stops38h 14m
Multiple Airlines
Mon 3/98:54 pm
FSD
-
DEN
Nonstop1h 55m
Multiple Airlines
Deal found 2/22$200
This United Airlines deal was found by Cheapflights users on 2/24. 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 5/295:28 pm
DEN
-
FSD
Nonstop1h 40m
United Airlines
Mon 6/19:30 am
FSD
-
DEN
Nonstop1h 46m
United Airlines
Deal found 2/24$203
This Trip.com deal was found by Cheapflights users on 2/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/510:42 am
DEN
-
FSD
Nonstop1h 39m
Frontier
Mon 3/98:54 pm
FSD
-
DEN
Nonstop1h 55m
Frontier
Deal found 2/24$204
This Kiwi.com deal was found by Cheapflights users on 2/24. 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 3/165:20 pm
DEN
-
FSD
Nonstop1h 39m
Multiple Airlines
Sun 3/228:37 pm
FSD
-
DEN
1 stop28h 41m
Multiple Airlines
Deal found 2/24$206
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 4/103:55 pm
DEN
-
FSD
Nonstop1h 36m
Multiple Airlines
Tue 4/142:26 pm
FSD
-
DEN
1 stop20h 17m
Multiple Airlines
Deal found 2/23$207

Find flight deals from Denver to South Dakota

Keep the following information in mind while searching for Denver to South Dakota flight deals. Data was last updated February 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$132
(Kiwi.com)

One-way from

$43
(Kiwi.com)

Popular in

January

Cheapest in

July

Average price

$249

Good round-trip deal

$199 or less

Good one-way deal

$158 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 Denver Intl to South Dakota
Search Deals
One-way flight from Denver Intl to South Dakota
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Denver Intl to South Dakota.
Search Deals
Price to beat on a one-way flight from Denver Intl to South Dakota.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 February 25, 2026.
Use the filters below to find and compare flights from Denver to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Sun 7/26

9:10 pm-10:25 pm

Nonstop1h 15m

Rapid City

Sun 8/2

11:20 am-12:48 pm

Nonstop1h 28m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 4/24

11:55 am-1:08 pm

Nonstop1h 13m

Rapid City

Sun 4/26

10:00 am-11:40 am

Nonstop1h 40m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 3/20

8:35 pm-9:57 pm

Nonstop1h 22m

Rapid City

Sat 3/21

5:00 am-6:41 am

Nonstop1h 41m

$189

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Thu 3/26

6:06 pm-8:40 pm

Nonstop1h 34m

Sioux Falls Joe Foss Field

Mon 3/30

4:57 pm-6:11 pm

Nonstop2h 14m

$189

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Fri 3/13

6:06 pm-8:40 pm

Nonstop1h 34m

Sioux Falls Joe Foss Field

Thu 3/19

9:00 am-10:04 am

Nonstop2h 04m

$224

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Wed 3/11

2:10 pm-4:57 pm

Nonstop1h 47m

Watertown

Sun 3/15

6:45 pm-7:40 pm

Nonstop1h 55m

$240

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Thu 4/2

2:10 pm-5:02 pm

Nonstop1h 52m

Watertown

Sun 4/5

6:26 pm-7:25 pm

Nonstop1h 59m

$240

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Fri 3/27

2:10 pm-4:57 pm

Nonstop1h 47m

Watertown

Tue 3/31

6:26 pm-7:25 pm

Nonstop1h 59m

$240

DenverPierre

DEN - PIR

DENPIR

Denver Intl

Wed 3/11

8:42 pm-11:15 pm

Nonstop1h 33m

Pierre

Sun 3/15

6:15 am-6:51 am

Nonstop1h 36m

$240

DenverPierre

DEN - PIR

DENPIR

Denver Intl

Wed 4/1

9:05 pm-11:41 pm

Nonstop1h 36m

Pierre

Thu 4/30

6:15 am-6:55 am

Nonstop1h 40m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Showing 1-10 of 56 resultsSorted by cheapest first
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2
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6

Best time to book a flight from Denver to South Dakota

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

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

Currently, February is the cheapest month in which you can book a flight from Denver to South Dakota (average of $67). Flying from Denver 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 DEN to SD?

Find hourly flight availability from Denver 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 February 25, 2026.

One of the essential ways to save on airfare from Denver to South Dakota is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 29% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Denver to South Dakota. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their Denver 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 Denver to South Dakota

Explore weekly flight availability from Denver 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 February 25, 2026.

The most flights from DEN to USSD are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 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 February 25, 2026.
See what other customers who have flown with Denver Air Connection, United Airlines, and Frontier from Denver to South Dakota have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Denver Air Connection
8.1
Very good

Boarding

8.2

Food

8.2

Comfort

8.6

Entertainment

7.6

Crew

9.1

Overall

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

Boarding

8.2

Food

8.2

Comfort

8.6

Entertainment

7.6

Crew

9.1

Overall

8.1
United Airlines
7.4
Good
9,348 reviews
Denver Air Connection
8.1
Very good

Boarding

8.2

Food

8.2

Comfort

8.6

Entertainment

7.6

Crew

9.1

Overall

8.1
Frontier
5.7
Fair
3,040 reviews
Denver Air Connection
8.1
Very good

Boarding

8.2

Food

8.2

Comfort

8.6

Entertainment

7.6

Crew

9.1

Overall

8.1

Related info for your journey

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

  • What airport do you fly from for flights from Denver to South Dakota?

    Denver Intl (DEN) is the airport you will fly out of if you book a flight from Denver to South Dakota. It is only a 18.5 mi journey to Denver Intl (DEN) from Denver’s city center.

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

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

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

    For as low as $189, United Airlines can have you in South Dakota from Denver in 1h 15m. Airlines will cover a distance of 300 mi. Most flights are nonstop.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $49. Users have also found prices from $102 and $128 on Denver Air Connection and United Airlines, respectively.

  • What are the most popular routes from Denver to South Dakota?

    When deciding which route to take from Denver to South Dakota consider Denver Intl - Sioux Falls Joe Foss Field, Denver Intl - Rapid City or Denver Intl - Watertown as they are the most popular.

  • What are the most reliable airlines from Denver to South Dakota?

    The top 3 most reliable airlines when flying from Denver to South Dakota are Volaris (100%), United Airlines (90%) and SkyWest Airlines (87%).

  • What are the cheapest flights from Denver to South Dakota?

    Looking at all options, your cheapest flight can be booked for $59. While the most popular route (Denver Intl - Sioux Falls Joe Foss Field) can be booked for $189 on average, our data indicates $369 when flying from Denver to South Dakota.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Denver to South Dakota (average of $67). Flying from Denver 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 Denver 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 Denver to South Dakota

Discover the top 3 airlines that operate flights from Denver 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 February 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$73Average$145FlexibilityNo cancel feeOn-time62%
Denver Air ConnectionCheapest$154Average$276FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$182Average$330FlexibilityNo cancel feeOn-time69%

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