HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sioux Falls

$63+ Cheap flights from Denver to Sioux Falls (DEN - FSD)

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FSD
Jul 12 — Jul 191
Sat 7/12
Sat 7/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Sioux Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Denver Intl to Sioux Falls Joe Foss Field are usually found in September or August, booked 70 days in advance, depart on a Monday or Saturday and return on a Friday

Cheap flight deals from Denver to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) 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 July 7, 2025.

Round-trip from

$105
(Cheapflightsfares)

One-way from

$63
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$182

Good round-trip deal

$138 or less

Good one-way deal

$119 or less
From Denver Intl to Sioux Falls Joe Foss Field
Search Deals
One-way flight from Denver Intl to Sioux Falls Joe Foss Field
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Denver Intl to Sioux Falls Joe Foss Field.
Search Deals
Price to beat on a one-way flight from Denver Intl to Sioux Falls Joe Foss Field.
Search Deals

Find flight deals from Denver to Sioux Falls

Cheapest flights from Denver to Sioux Falls
Explore the most affordable flight options available from Denver to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/164:14 pmDEN - FSD
Nonstop1h 40mFrontier
Sun 7/202:57 pmFSD - DEN
Nonstop1h 50mFrontier
Deal found 7/5$101
This United Airlines deal was found by Cheapflights users on 7/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/28:01 amDEN - FSD
Nonstop1h 41mUnited Airlines
Tue 10/711:52 amFSD - DEN
Nonstop1h 48mUnited Airlines
Deal found 7/5$184
This American Airlines deal was found by Cheapflights users on 7/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:32 pmDEN - FSD
1 stop5h 56mAmerican Airlines
Sun 8/175:15 pmFSD - DEN
1 stop5h 36mAmerican Airlines
Deal found 7/7$199
This Delta deal was found by Cheapflights users on 7/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/296:16 pmDEN - FSD
1 stop4h 30mDelta
Sat 9/611:04 amFSD - DEN
1 stop5h 24mDelta
Deal found 7/5$204

Cheapflights Fare Finder

Customize your flight search to find flights from Denver 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 July 7, 2025.
Use the filters below to find and compare flights from Denver to Sioux Falls that are best for you.

Fly from

Denver

Fly to

Sioux Falls

Route

Depart

Return

Price

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Wed 7/16

4:14 pm-6:54 pm

Nonstop1h 40m

Sioux Falls Joe Foss Field

Sun 7/20

2:57 pm-3:47 pm

Nonstop1h 50m

$101

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Thu 10/2

8:01 am-10:42 am

Nonstop1h 41m

Sioux Falls Joe Foss Field

Tue 10/7

11:52 am-12:40 pm

Nonstop1h 48m

$184

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Thu 8/14

5:32 pm-12:28 am

1 stop5h 56m

Sioux Falls Joe Foss Field

Sun 8/17

5:15 pm-9:51 pm

1 stop5h 36m

$199

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Fri 8/29

6:16 pm-11:46 pm

1 stop4h 30m

Sioux Falls Joe Foss Field

Sat 9/6

11:04 am-3:28 pm

1 stop5h 24m

$204

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Fri 7/11

3:58 pm-6:37 pm

Nonstop1h 39m

Sioux Falls Joe Foss Field

Tue 7/15

6:00 am-6:50 am

Nonstop1h 50m

$271

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Sun 8/3

11:20 am-2:02 pm

Nonstop1h 42m

$63

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Thu 10/2

8:35 pm-11:15 pm

Nonstop1h 40m

$109

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Fri 8/22

6:15 am-12:16 pm

1 stop5h 01m

$119

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Tue 7/15

5:22 pm-11:59 pm

1 stop5h 37m

$189

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Fri 8/8

6:44 pm-6:40 pm

2 stops22h 56m

$205

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/5

Showing 1-10 of 12 results
1
2

Best time to book a flight from Denver to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls 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 Sioux Falls

How far ahead should I book a flight from Denver to Sioux Falls?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Sioux Falls. Price data was last updated on June 27, 2025.

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Sioux Falls. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Denver to Sioux Falls?

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

What is the cheapest time of day to fly from DEN to FSD?

Find hourly flight availability from Denver to Sioux Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 7, 2025.

When flying from Denver to Sioux Falls, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 52% versus a flight at noon.

What is the cheapest day to fly from Denver to Sioux Falls?

Use this chart to determine the cheapest time to fly round-trip from Denver to Sioux Falls. Price data was last updated on July 6, 2025.

Travelers seeking maximum savings on their Denver to Sioux Falls flight should consider departing on Saturday at noon 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 Sioux Falls

Explore weekly flight availability from Denver to Sioux Falls. 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 July 7, 2025.

The most flights from DEN to FSD are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Sioux Falls

Get insights into the airlines that provide service to Sioux Falls. 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 Sioux Falls. Reviews last updated July 7, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Denver to Sioux Falls. 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,962 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,844 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
706 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What airports do I use to fly from Denver to Sioux Falls?

    If you wish to fly to Sioux Falls from Denver, then you need to book flights from Denver Intl to Sioux Falls Joe Foss Field. There are 8 flights from Denver Intl (DEN) to Joe Foss Field (FSD) per day to choose from. Flights to Sioux Falls from Denver Intl are available from 2 different airlines, which means you should have some options if you want to compare airfare deals. 1h 26m is how long a nonstop flight from Denver to Sioux Falls Joe Foss Field typically takes.

  • How popular is this Denver to Sioux Falls flight route?

    Within the past month, 2 users have taken a look at flights from Denver Intl to Sioux Falls Joe Foss Field.

  • What are the cheapest airlines flying from Denver to Sioux Falls round-trip?

    Currently priced at $105, Frontier will fly you from Denver to Sioux Falls and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $189 and $199, respectively. Users have found that Frontier is 49% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Denver to Sioux Falls one-way?

    $63 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $109 and $119, respectively.

  • What are the most reliable airlines from Denver to Sioux Falls?

    No one likes to see their flight delayed. When booking a flight from Denver to Sioux Falls consider choosing SkyWest Airlines (78%), United Airlines (76%) or Lufthansa (68%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Denver to Sioux Falls?

    The cheapest flight price from Denver to Sioux Falls is $42. On average you can expect to pay $169. The most popular route, (Denver Intl - Sioux Falls Joe Foss Field), can usually be booked for $128.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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 Denver to Sioux Falls?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Denver to Sioux Falls

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Rapid City flights
Colorado Springs to Rapid City flights
Denver to Pierre flights
Colorado Springs to Sioux Falls flights
Denver to Watertown flights
Denver to Aberdeen flights

Top 2 airlines flying from Denver to Sioux Falls

Discover the top 2 airlines that operate flights from Denver to Sioux Falls. 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 July 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$136FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$189Average$310FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.