Denver (DEN) to Sioux City (SUX) flights
Nonstop from Denver International to Sioux Gateway Airport / Brigadier General Bud Day Field: distance, flying time, which airlines fly it and how often.
Distance
465 mi, great circle
Flying time
typical, gate to gate
Flights a day
average, November 2026
Airlines
passenger airlines
Airlines flying DEN to SUX
Route map
The shortest path over the Earth's surface. Actual tracks vary with winds and airspace. Map © OpenStreetMap contributors.
Cheapest recent fare
Fares found in recent searches load here. You can also compare DEN to SUX fares by month.
Both directions
- Sioux Gateway Airport / Brigadier General Bud Day Field (SUX) · we don't have SUX's route list yet
- All nonstop routes from Denver (DEN)
- DEN to SUX on the flight-path tool
Frequently asked questions
How long is the flight from Denver to Sioux City?
About 1h 39m gate to gate for the 749 km (465 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
Which airlines fly nonstop from DEN to SUX?
SkyWest Airlines and United Airlines, with about 1.9 flights a day between them in our data (AeroDataBox, November 2026).