Cheap Flights from Sioux Falls to Denver starting at S$ 69

We've found these cheap flights for you. You can book one-way or return flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Sioux Falls to Denver

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

23 30
Apr

30 6
6 13
13 20
20 27
May

27 4
4 11
11 18
18 25
Jun

25 1
1 8
8 15

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When to buy flight tickets from Sioux Falls (FSD) to Denver (DEN) the cheapest?

Airlines adjust prices for flights from Sioux Falls to Denver based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from Sioux Falls (FSD) to Denver (DEN) cost?

According to Trip.com's data, the lowest price is around S$ 407.
How long is a flight from Sioux Falls (FSD) to Denver (DEN)?

It takes about 7 hours 50 minutes to fly from Sioux Falls (FSD) to Denver (DEN).
What are the most popular airlines that fly from Sioux Falls (FSD) to Denver (DEN)?

Airlines with flights from Sioux Falls (FSD) to Denver (DEN): United Airlines, Frontier Airlines, Lufthansa, Volaris and Copa Airlines.
What's the most popular airline for direct flights from Sioux Falls (FSD) to Denver (DEN)?

Frontier Airlines operates 1 direct flights from Sioux Falls (FSD) to Denver (DEN).
How many airports in Denver?

There are 1 airports near Denver: Denver International Airport.

How to find a cheap flight from Sioux Falls to Denver

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Sioux Falls to Denver. Book your flights at the right time and save more.

Choose your dates flexibly and get the best deals on flights from Sioux Falls to Denver.

Tap 'Date' on the flight search bar to browse the calendar for Sioux Falls to Denver airfare over the next 6 months in 2025. If you're looking to fly within the next 3 months, the cheapest date seems to be Mon, Apr 28, with one-way flights starting at S$ 69.

Compare cheap flight deals from hundreds of airlines for Sioux Falls to Denver flights.

Our extensive search lets you compare prices from over 500 airlines to find the cheapest flights from Sioux Falls to Denver. The cheapest flight at the moment is with Frontier Airlines.

Set up a Price Alert

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Book early or wait for last-minute deals.

It's always better to book early. Flight tickets are often at their lowest when first released, usually a year ahead of departure. Keep an eye out as soon as your desired flights open for booking. If you miss the early deals, you may still find lower prices closer to your travel date.

Search for flights on the go.

For the best flight booking experience on the go, download Trip.com and search for cheap flights from Sioux Falls to Denver to get your exclusive deals.

Find cheapest flight ticket from Sioux Falls to Denver

Cheapest one-way flight price	S$ 61
Cheapest return ticket price	S$ 78
Off-season for travel	March
Peak season for travel	June
Flight distance	776.32km
Average flight time	7 hours 50 minutes
Popular airline	Delta Air Lines