CA $243 Cheap Flights from Sioux Falls (FSD) to Denver (DEN)

View CA $243 flight on Tue, Jun 16, 2026Opens in a new window

Popular airlines from Sioux Falls Regional Airport (FSD) to Denver International Airport (DEN)

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Cheap flights from Sioux Falls (FSD) to Denver (DEN)

Prices were available within the past 7 days and start at CA $243 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

Which airlines fly direct from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
Enter FSD to DEN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.) will differ from traveler to traveler. If you like to fly early, UA offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. UA offers the most daily flights from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
When flying from Sioux Falls Regional (FSD) to Denver Intl. (DEN), you'll find approximately 7 nonstop flights per day. For even more choice, look at flights that include layovers, as there are around 25 connecting flights daily. Some common connection points include O'Hare Intl. (ORD), Minneapolis - St. Paul Intl. (MSP), and Dallas-Fort Worth Intl. (DFW).
What is the earliest flight from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Sioux Falls Regional (FSD) to Denver Intl. (DEN) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in May. An early departure like this can help you maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
You'll typically find the most flights from Sioux Falls Regional (FSD) to Denver Intl. (DEN) on a Friday, with around 23 flights available. This gives you plenty of options for your travel plans. Compared to other days, Fridays offer notably more flight options. Major airlines on this route include United Airlines, American Airlines, and Delta Air Lines.
What are the most popular departure times for flights from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Sioux Falls Regional (FSD) to Denver Intl. (DEN) are between 12pm and 3pm. This accounts for around 25% of total traffic. Many major carriers, including American Airlines, United Airlines and Delta Air Lines, offer flights during this window. This timing works well if you prefer to travel in the afternoon, giving you time to get to the airport without an early rush.
How long does it take to fly from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
Direct flights from FSD to DEN usually take about 2 hours, traveling roughly 484 miles. If you opt for a connecting flight, expect to add around 4 hours to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
Select the "Business class" and "First class" filters when looking for FSD to DEN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Denver from Sioux Falls Regional (FSD)?
If you're planning to travel to Denver from Sioux Falls Regional (FSD), you can fly directly into Denver Intl. (DEN) Some flights may connect through major hubs like Minneapolis - St. Paul Intl. (MSP), Dallas-Fort Worth Intl. (DFW), Sky Harbor Intl. (PHX) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.)?
If you booked your Sioux Falls, SD (FSD-Sioux Falls Regional) to Denver, CO (DEN-Denver Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Sioux Falls Regional
Destination airport
Denver Intl.
Distance
773 km

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Sioux Falls to Denver Flights

The easy way to book your flights from Sioux Falls to Denver 

With Expedia, it’s simple to find and book flights to Denver from Sioux Falls whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Denver Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Sioux Falls to Denver today, tomorrow, or this week.  

 

Save dollars with cheap flights from Sioux Falls Regional, FSD to Denver Intl., DEN 

Sort your search results by price to find great deals on your flight from Sioux Falls to Denver—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Denver from Sioux Falls currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Denver  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Denver from Sioux Falls 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Denver with Expedia today.

Sioux Falls to Denver Flights

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