Nonstop flights from Denver to Sioux City

United Airlines flies this route 1 to 2 times a day until Mar 7, 2027.

DENDenver International

466 mi · 11 flights a week

SUXSioux City Sioux Gateway

DENSUX

When they leave

Denver time

8:15a9:05pFirst departure 8:15 AM, last 9:05 PM

One morning flight at 8:15 AM, then one evening flight at 9:05 PM.

Earliest first

8:15 AM→10:55 AMUnited AirlinesUntil Mar 7, 2027CRJ 200Mon, Wed, Thu, Fri, Sat, Sun
9:05 PM→11:43 PMUnited AirlinesUntil Mar 7, 2027CRJ 200Mon, Tue, Thu, Fri, Sun

Schedules last checked Sep 19, 2026. Times are local.

United Airlines is the only airline flying nonstop from Denver to Sioux City, 1 to 2 times a day on the CRJ 200.

There are 1 or 2 flights every day of the week. The first arrival in Sioux City is at 10:55 AM and the last at 11:43 PM. The flight covers 466 miles.

Flying back, Sioux City to Denver has 11 nonstop flights a week.

Schedules as of Oct 9, 2026.