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$31+ 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FSD
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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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 Thursday 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 29, 2025.

Round-trip from

$115
(Cheapflightsfares)

One-way from

$31
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$176

Good round-trip deal

$124 or less

Good one-way deal

$79 or less
From Denver Intl to Sioux Falls Joe Foss Field
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One-way flight from Denver Intl to Sioux Falls Joe Foss Field
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Highest demand for flights based on searches. 20% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Denver Intl to Sioux Falls Joe Foss Field.
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Price to beat on a one-way flight from Denver Intl to Sioux Falls Joe Foss Field.
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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 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1411:20 amDEN - FSD
Nonstop1h 42mFrontier
Sun 8/172:57 pmFSD - DEN
Nonstop1h 50mFrontier
Deal found 7/27$115
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/39:04 amDEN - FSD
1 stop6h 59mAmerican Airlines
Fri 9/51:19 pmFSD - DEN
1 stop7h 28mAmerican Airlines
Deal found 7/27$199
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:15 amDEN - FSD
1 stop5h 01mDelta
Sun 8/315:00 amFSD - DEN
1 stop5h 55mDelta
Deal found 7/27$204
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 10/158:01 amDEN - FSD
Nonstop1h 41mUnited Airlines
Mon 10/209:30 amFSD - DEN
Nonstop1h 45mUnited Airlines
Deal found 7/28$219

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 29, 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

Thu 8/14

11:20 am-2:02 pm

Nonstop1h 42m

Sioux Falls Joe Foss Field

Sun 8/17

2:57 pm-3:47 pm

Nonstop1h 50m

$115

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Wed 9/3

9:04 am-5:03 pm

1 stop6h 59m

Sioux Falls Joe Foss Field

Fri 9/5

1:19 pm-7:47 pm

1 stop7h 28m

$199

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Wed 8/27

6:15 am-12:16 pm

1 stop5h 01m

Sioux Falls Joe Foss Field

Sun 8/31

5:00 am-9:55 am

1 stop5h 55m

$204

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Wed 10/15

8:01 am-10:42 am

Nonstop1h 41m

Sioux Falls Joe Foss Field

Mon 10/20

9:30 am-10:15 am

Nonstop1h 45m

$219

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Wed 8/27

11:30 am-2:12 pm

Nonstop1h 42m

$31

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Wed 8/27

9:41 am-5:33 pm

1 stop6h 52m

$119

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Thu 9/25

8:35 pm-11:15 pm

Nonstop1h 40m

$139

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Sun 9/28

6:05 am-1:51 pm

1 stop6h 46m

$159

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Thu 8/21

4:46 pm-10:57 am

2 stops17h 11m

$166

DenverSioux Falls

DEN - FSD

DENFSD

Denver Intl

Wed 8/20

11:30 am-7:47 pm

2 stops31h 17m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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 July 25, 2025.

Booking 70 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 29, 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 54% 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 27, 2025.

Travelers seeking maximum savings on their Denver to Sioux Falls 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 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 29, 2025.

The most flights from DEN to FSD are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 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 29, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American 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.
Delta
8.0
Very good
7,977 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,893 reviews
Delta
8.0
Very good
7,977 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.2
Good
703 reviews
Delta
8.0
Very good
7,977 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,238 reviews
Delta
8.0
Very good
7,977 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 33m 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 $115, 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 American Airlines and Delta - these airlines can fly you to your destination from $199 and $204, respectively. Users have found that Frontier is 45% cheaper than the other options available to this destination.

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

    $31 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $119 and $139, 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 (75%), United Airlines (73%) or Lufthansa (60%) 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 $69. On average you can expect to pay $138. The most popular route, (Denver Intl - Sioux Falls Joe Foss Field), can usually be booked for $150.

  • 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

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Alternative routes for Denver to Sioux Falls

See prices for flight routes from nearby airports that may be better suited for you.
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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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$138FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$189Average$307FlexibilityNo cancel feeOn-time69%

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