Cheap flights Denver — Sioux City (DEN — SUX)

Good to know - Cheap tickets Denver — Sioux City

Flight distance 779 km
Round-trip from $446

Airfare Denver – Sioux City by month

Here you can find out in what months how much a ticket Denver – Sioux City costs to buy cheap plane tickets.

Month One-way Round-trip
March 2026

Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.

Popular airlines flying Denver — Sioux City

Flight Denver – Sioux City is served by 2 airlines.

Flights Denver — Sioux City

The selection of cheap flights Denver — Sioux City

The price of the flight Denver — Sioux City (United States) — Denver from $446 (round-trip).

The average price of the flight Denver — Sioux City (United States) — Denver $450 (round-trip).

Low cost flights Denver — Sioux City (DEN — SUX)

The distance between Denver and Sioux City 484 miles (or 779 kilometres).

The time difference between Denver and Sioux City is 1 h.

Routes from nearby cities to Sioux City

A flight from a neighbouring city can help you save money on plane tickets.

The closest airports to Denver with a flight to Sioux City are in Colorado Springs.

Popular International routes from Denver

Denver — Moscow

Denver — Istanbul

Denver — Sydney

Popular routes from Sioux City

If you are going to fly from Sioux City, then study the popular flights. The most popular flights from Sioux City:

Popular domestic routes from Denver

Denver — Miami

Denver — Orlando

Denver — Honolulu

Denver — New York

Denver — Las Vegas

FAQ about Denver — Sioux City

Yes, you can fly from Denver to Sioux City. Denver has 3 airports (Centennial Airport, Buffalo Municipal Airport, Denver International Airport) for flights. There are non-direct flights through NetJets, Tradewind Aviation.

The price of flights Denver — Sioux City starts from $446.

In Denver — Centennial Airport, Buffalo Municipal Airport, Denver International Airport. In Sioux City — Sioux Gateway Airport.

High season is considered to be and the cheapest month is . Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Denver — Sioux City flight deals.

All the following airlines flights Denver — Sioux City: NetJets, Tradewind Aviation.

Low price calendar