Looking for the price of a flight from Sioux City to Denver?

There’s no fixed price — fares between Sioux City and Denver can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Best airport options between Sioux City and Denver

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in Sioux City: Sioux City - Sioux Gateway is the only operating airport.
• Airports in Denver: Denver is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Filter and compare flights from Sioux City to Denver

Jetcost helps you manage complex searches with simple filters. Sort by airline, duration, number of stops, or even time windows for outbound and return flights.

Other popular destinations

Want more ideas for your trip to United States? Check these: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.