How popular is this Sioux Falls to Denver flight route?

Within the past month, 124 users have taken a look at flights from Sioux Falls Joe Foss Field to Denver Intl.

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

Our cheapest airline available from Sioux Falls to Denver is Frontier. Our recent data shows that you can find tickets from as low as $120 on this airline. Additional options worth looking into are United Airlines and Delta, starting at $189 and $204 round-trip. You may be able to fly from Sioux Falls to Denver for 35% less than the average price by searching for these airlines.

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

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $59. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Sioux Falls to Denver for a low price.

What are the cheapest flights from Sioux Falls to Denver?

The cheapest flight price from Sioux Falls to Denver is $85. On average you can expect to pay $1,653. The most popular route, (Sioux Falls Joe Foss Field - Denver Intl), can usually be booked for $189.

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

The top 3 most reliable airlines when flying from Sioux Falls to Denver are SkyWest Airlines (86%), Frontier (81%) and United Airlines (77%).

What are the most popular airlines that fly from Sioux Falls to Denver?

Before booking your flight from Sioux Falls to Denver check out the most popular airlines for this route: Delta, Frontier or United Airlines.

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

Saturday flights are generally found to be more expensive for flights from Sioux Falls to Denver. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Denver.

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

To save on the cost of your flight from Sioux Falls to Denver, book at least 55 days before your planned departure. Booking around this time can save you about 125% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $91 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $283.

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

Flights from Sioux Falls to Denver lean towards being more expensive in December. Prices are generally better when you fly from Sioux Falls to Denver in September, with the cheapest ticket starting at $41.

Most accurate provider : When it comes to deals on Sioux Falls-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Denver flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Sioux Falls-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux Falls-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Denver Intl is the airport most travelers will use when flying to Denver from Sioux Falls Joe Foss Field. Booking flights from Joe Foss Field (FSD) to Denver Intl (DEN) should be relatively easy as there are 5 daily flights to Denver from 3 different airlines. 1h 39m is how long a flight from Sioux Falls to Denver Intl will take if you book a nonstop flight.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Sioux Falls to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$59+ Flights from Sioux Falls to Denver

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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”

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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.

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Cheapflights Tip: The best prices from Sioux Falls Joe Foss Field to Denver Intl are usually found in September or August, booked 72 days in advance, depart on a Friday or Saturday and return on a Monday

Cheap flight deals from Sioux Falls to Denver

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$120 (CheapOair)
One-way from	$59 (Cheapflightsfares)
Popular in	December
Cheapest in	September
Average price	$204
Good round-trip deal	$261 or less
Good one-way deal	$144 or less

Provider with most accurate pricing for Sioux Falls Joe Foss Field-Denver Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Denver Intl flights.

Search Deals

From Sioux Falls Joe Foss Field to Denver Intl

Search Deals

One-way flight from Sioux Falls Joe Foss Field to Denver Intl

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($26 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from Sioux Falls Joe Foss Field to Denver Intl.

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Price to beat on a one-way flight from Sioux Falls Joe Foss Field to Denver Intl.

Search Deals

Find flight deals from Sioux Falls to Denver

Cheapest flights from Sioux Falls to Denver
Explore the most affordable flight options available from Sioux Falls to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

Wed 7/23:58 pmFSD - DEN

Nonstop1h 55mFrontier

Wed 7/912:23 pmDEN - FSD

Nonstop1h 43mFrontier

Deal found 4/3

$120

Fri 9/199:14 amFSD - DEN

Nonstop1h 45mUnited Airlines

Wed 9/248:00 amDEN - FSD

Nonstop1h 41mUnited Airlines

Deal found 4/2

$189

Fri 6/137:59 pmFSD - DEN

1 stop4h 24mDelta

Tue 6/174:03 pmDEN - FSD

1 stop6h 42mDelta

Deal found 4/3

$204

Sat 9/65:39 pmFSD - DEN

1 stop5h 14mAmerican Airlines

Sun 9/75:00 amDEN - FSD

1 stop6h 19mAmerican Airlines

Deal found 4/3

$209

Wed 6/41:44 pmFSD - DEN

2 stops29h 38mAllegiant Air

Fri 6/64:53 pmDEN - FSD

2 stops23h 51mAllegiant Air

Deal found 4/4

$524

Thu 5/111:20 amFSD - DEN

2 stops24h 03mMultiple Airlines

Thu 5/86:30 pmDEN - FSD

2 stops22h 47mMultiple Airlines

Deal found 4/3

$539

Best flights from Sioux Falls to Denver
Discover carefully curated flight deals from Sioux Falls to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 4, 2025.

Wed 7/23:58 pmFSD - DEN

Nonstop1h 55mFrontier

Wed 7/912:23 pmDEN - FSD

Nonstop1h 43mFrontier

Deal found 4/3

$120

Fri 9/199:14 amFSD - DEN

Nonstop1h 45mUnited Airlines

Wed 9/248:00 amDEN - FSD

Nonstop1h 41mUnited Airlines

Deal found 4/2

$189

Fri 6/137:59 pmFSD - DEN

1 stop4h 24mDelta

Tue 6/174:03 pmDEN - FSD

1 stop6h 42mDelta

Deal found 4/3

$204

Sat 9/65:39 pmFSD - DEN

1 stop5h 14mAmerican Airlines

Sun 9/75:00 amDEN - FSD

1 stop6h 19mAmerican Airlines

Deal found 4/3

$209

Wed 6/41:44 pmFSD - DEN

2 stops29h 38mAllegiant Air

Fri 6/64:53 pmDEN - FSD

2 stops23h 51mAllegiant Air

Deal found 4/4

$524

Thu 5/111:20 amFSD - DEN

2 stops24h 03mMultiple Airlines

Thu 5/86:30 pmDEN - FSD

2 stops22h 47mMultiple Airlines

Deal found 4/3

$539

Last-minute flights from Sioux Falls to Denver
Discover last-minute flight deals from Sioux Falls to Denver. Data last updated April 4, 2025 and is based on user searches.

Thu 4/1011:20 amFSD - DEN

Nonstop1h 53mUnited Airlines

Sun 4/138:00 amDEN - FSD

Nonstop1h 45mUnited Airlines

Deal found 4/3

$249

Thu 4/106:59 pmFSD - DEN

1 stop5h 03mDelta

Sat 4/126:25 amDEN - FSD

1 stop4h 18mDelta

Deal found 4/3

$269

Thu 4/104:05 pmFSD - DEN

1 stop7h 34mAmerican Airlines

Sun 4/135:00 amDEN - FSD

1 stop6h 48mAmerican Airlines

Deal found 4/3

$309

Thu 4/109:45 amFSD - DEN

2 stops25h 38mAllegiant Air

Sun 4/138:21 amDEN - FSD

2 stops25h 01mAllegiant Air

Deal found 4/3

$586

Mon 4/142:36 pmFSD - DEN

Nonstop1h 46mFrontier

Fri 4/1810:56 amDEN - FSD

Nonstop1h 40mFrontier

Deal found 4/4

$158

Mon 4/1411:12 amFSD - DEN

3 stops27h 28mMultiple Airlines

Fri 4/1811:13 amDEN - FSD

2 stops30h 03mMultiple Airlines

Deal found 4/4

$711

Sun 4/209:05 amFSD - DEN

Nonstop1h 46mUnited Airlines

Tue 5/208:00 amDEN - FSD

Nonstop1h 42mUnited Airlines

Deal found 4/4

$194

Thu 5/17:35 pmFSD - DEN

1 stop4h 34mDelta

Tue 5/66:10 amDEN - FSD

1 stop4h 34mDelta

Deal found 4/4

$209

Thu 5/11:22 pmFSD - DEN

1 stop5h 18mAmerican Airlines

Thu 5/85:00 amDEN - FSD

1 stop7h 02mAmerican Airlines

Deal found 4/3

$279

Thu 5/111:20 amFSD - DEN

2 stops24h 03mMultiple Airlines

Thu 5/86:30 pmDEN - FSD

2 stops22h 47mMultiple Airlines

Deal found 4/3

$539

Fri 5/92:08 pmFSD - DEN

Nonstop1h 49mFrontier

Mon 5/1210:45 amDEN - FSD

Nonstop1h 33mFrontier

Deal found 4/3

$140

One-way flights from Sioux Falls to Denver
Search for one-way flight options from Sioux Falls to Denver. Find affordable one-way fares based on user searches. Data last updated April 4, 2025.

Wed 6/183:58 pmFSD - DEN

Nonstop1h 55mFrontier

Deal found 4/3

$59

Sat 6/146:00 amFSD - DEN

Nonstop1h 49mUnited Airlines

Deal found 4/3

$109

Wed 6/185:16 pmFSD - DEN

1 stop7h 28mAmerican Airlines

Deal found 4/3

$119

Mon 6/167:59 pmFSD - DEN

1 stop4h 24mDelta

Deal found 4/4

$159

Sat 6/144:39 pmFSD - DEN

2 stops26h 43mAllegiant Air

Deal found 4/3

$185

Fri 4/1811:12 amFSD - DEN

2 stops32h 18mMultiple Airlines

Deal found 4/3

$210

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sioux Falls to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsDenver

FSD - DEN

FSDDEN

Sioux Falls Joe Foss Field

Wed 7/2

3:58 pm-4:53 pm

Nonstop1h 55m

Denver Intl

Wed 7/9

12:23 pm-3:06 pm

Nonstop1h 43m

$120

Sioux FallsDenver

FSD - DEN

FSDDEN

Sioux Falls Joe Foss Field

Fri 9/19

9:14 am-9:59 am

Nonstop1h 45m

Denver Intl

Wed 9/24

8:00 am-10:41 am

Nonstop1h 41m

$189

Sioux FallsDenver

FSD - DEN

FSDDEN

Sioux Falls Joe Foss Field

Fri 6/13

7:59 pm-11:23 pm

1 stop4h 24m

Denver Intl

Tue 6/17

4:03 pm-11:45 pm

1 stop6h 42m

$204

Sioux FallsDenver

FSD - DEN

FSDDEN

Sioux Falls Joe Foss Field

Sat 9/6

5:39 pm-9:53 pm

1 stop5h 14m

Denver Intl

Sun 9/7

5:00 am-12:19 pm

1 stop6h 19m

$209

Sioux FallsDenver

FSD - DEN

FSDDEN

Sioux Falls Joe Foss Field

Wed 6/4

1:44 pm-6:22 pm

2 stops29h 38m

Denver Intl

Fri 6/6

4:53 pm-5:44 pm

2 stops23h 51m

$524

Sioux FallsDenver

FSD - DEN

FSDDEN

Sioux Falls Joe Foss Field

Thu 5/1

11:20 am-10:23 am

2 stops24h 03m

Denver Intl

Thu 5/8

6:30 pm-6:17 pm

2 stops22h 47m

$539

Sioux FallsDenver

FSD - DEN

FSDDEN

Sioux Falls Joe Foss Field

Wed 6/18

3:58 pm-4:53 pm

Nonstop1h 55m

$59

Sioux FallsDenver

FSD - DEN

FSDDEN

Sioux Falls Joe Foss Field

Sat 6/14

6:00 am-6:49 am

Nonstop1h 49m

$109

Sioux FallsDenver

FSD - DEN

FSDDEN

Sioux Falls Joe Foss Field

Wed 6/18

5:16 pm-11:44 pm

1 stop7h 28m

$119

Sioux FallsDenver

FSD - DEN

FSDDEN

Sioux Falls Joe Foss Field

Mon 6/16

7:59 pm-11:23 pm

1 stop4h 24m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 12 results

Compare providers for flights from Sioux Falls to Denver

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sioux Falls to Denver in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Sioux Falls-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Denver flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Sioux Falls-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux Falls-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Sioux Falls to Denver flights

Cheapflights partnered with top experts to bring you the best recommendations for your Sioux Falls to Denver trip

Airlines

Frontier

Frontier's UpFront Plus seats offer a guaranteed empty middle seat for extra comfort.

Early morning flights have a better chance of being on time, reducing delays.

Read more about Frontierby Marisa Garcia

United Airlines

United's Economy Plus offers extra legroom seats towards the front of the economy cabin.

United's MileagePlus program allows pooling miles for family or friends' tickets.

Read more about United Airlinesby Harriet Baskas

Our travel experts

Marisa Garcia

Expert on Frontier

Harriet Baskas

Expert on United Airlines

Best time to book a flight from Sioux Falls to Denver

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

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

The best time to book flights from Sioux Falls to Denver is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Sioux Falls to Denver (average of $197). Flying from Sioux Falls to Denver in March is currently the most expensive (average of $278). 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 FSD to DEN?

It’s optimal to fly from Sioux Falls to Denver in the evening. By choosing this option you can save up to 68% on the cost of your flight, compared to a flight in the morning.

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

Travelers seeking maximum savings on their Sioux Falls to Denver flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Sioux Falls to Denver

The most flights from FSD to DEN are scheduled on a Friday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Denver by month

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get a feel of what it's like to fly with Delta, United Airlines and Allegiant Air from Sioux Falls to Denver by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,899 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,618 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Allegiant Air

7.3

Good

732 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Frontier

6.0

Okay

3,276 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airports do I use to fly from Sioux Falls to Denver?
Denver Intl is the airport most travelers will use when flying to Denver from Sioux Falls Joe Foss Field. Booking flights from Joe Foss Field (FSD) to Denver Intl (DEN) should be relatively easy as there are 5 daily flights to Denver from 3 different airlines. 1h 39m is how long a flight from Sioux Falls to Denver Intl will take if you book a nonstop flight.
How popular is this Sioux Falls to Denver flight route?
Within the past month, 124 users have taken a look at flights from Sioux Falls Joe Foss Field to Denver Intl.
What are the cheapest airlines flying from Sioux Falls to Denver round-trip?
Our cheapest airline available from Sioux Falls to Denver is Frontier. Our recent data shows that you can find tickets from as low as $120 on this airline. Additional options worth looking into are United Airlines and Delta, starting at $189 and $204 round-trip. You may be able to fly from Sioux Falls to Denver for 35% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Sioux Falls to Denver one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $59. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Sioux Falls to Denver for a low price.
What are the most reliable airlines from Sioux Falls to Denver?
The top 3 most reliable airlines when flying from Sioux Falls to Denver are SkyWest Airlines (86%), Frontier (81%) and United Airlines (77%).
What are the cheapest flights from Sioux Falls to Denver?
The cheapest flight price from Sioux Falls to Denver is $85. On average you can expect to pay $1,653. The most popular route, (Sioux Falls Joe Foss Field - Denver Intl), can usually be booked for $189.
Can I find deals for flights from Sioux Falls to Denver that include hotel bookings?
Yes. In addition to deals on Sioux Falls to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sioux Falls to Denver?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to Denver.
Can I find deals for business class flights from Sioux Falls to Denver?
Yes. Cheapflights offers flight deals from Sioux Falls to Denver 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 Sioux Falls to Denver?
Currently, October is the cheapest month in which you can book a flight from Sioux Falls to Denver (average of $197). Flying from Sioux Falls to Denver in March is currently the most expensive (average of $278). 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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Top 3 airlines flying from Sioux Falls to Denver

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$47	Average$104	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$178	Average$208	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$183	Average$281	FlexibilityNo cancel fee	On-time69%

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$59+ Cheap flights from Sioux Falls to Denver (FSD - DEN)

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sioux Falls to Denver with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Sioux Falls Joe Foss Field to Denver Intl are usually found in September or August, booked 72 days in advance, depart on a Friday or Saturday and return on a Monday

Cheap flight deals from Sioux Falls to Denver

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Sioux Falls to Denver

Cheapest flights from Sioux Falls to DenverExplore the most affordable flight options available from Sioux Falls to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

Explore the most affordable flight options available from Sioux Falls to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sioux Falls to Denver that are best for you.

Compare providers for flights from Sioux Falls to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sioux Falls to Denver in April.

The best insider tips for Sioux Falls to Denver flights

Cheapflights partnered with top experts to bring you the best recommendations for your Sioux Falls to Denver trip

Airlines

Frontier

United Airlines

Our travel experts

Best time to book a flight from Sioux Falls to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Sioux Falls with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Sioux Falls to Denver

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

Use this chart to determine the optimal time to book a round-trip flight from Sioux Falls to Denver. Price data was last updated on March 28, 2025.

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

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

Find hourly flight availability from Sioux Falls to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Sioux Falls to Denver. Price data was last updated on March 30, 2025.

Weekly flight availability from Sioux Falls to Denver

Explore weekly flight availability from Sioux Falls to Denver. 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 4, 2025.

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated April 4, 2025.

Get a feel of what it's like to fly with Delta, United Airlines and Allegiant Air from Sioux Falls to Denver by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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Top 3 airlines flying from Sioux Falls to Denver

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Cheapest flights from Sioux Falls to Denver
Explore the most affordable flight options available from Sioux Falls to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.