Direct flights from Chicago to Sioux City ORD → SUX

United Airlines operates nonstop flights from Chicago (ORD) to Sioux City (SUX). The nonstop flight takes around ~0h 53m, covering 435 miles (700 km) and operates 5–6×/week. Updated 30 June 2026.

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United Airlines UA

Departure Schedule next 7 days

More nonstops from Chicago

ORD → ATL Atlanta 9 airlines ORD → LAS Las Vegas 6 airlines ORD → PUJ Punta Cana 6 airlines ORD → CUN Cancún 5 airlines ORD → FLL Fort Lauderdale 5 airlines ORD → LAX Los Angeles 5 airlines ORD → LGA New York 5 airlines ORD → MCO Orlando 5 airlines

Frequently asked questions

Is there a direct flight from Chicago to Sioux City?

Yes, United Airlines operates nonstop flights from Chicago (ORD) to Sioux City (SUX).

Which airlines fly direct from Chicago to Sioux City?

United Airlines operates nonstop flights from Chicago to Sioux City.

How long is the flight from Chicago to Sioux City?

The nonstop flight from Chicago to Sioux City takes ~0h 53m (approximately 700 km).

How often do direct flights operate from Chicago to Sioux City?

Nonstop flights from Chicago to Sioux City operate 5–6×/week.

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ORD All direct flights from Chicago 🗓 Find cheapest round-trip dates → SUX All direct flights from Sioux City SUX → ORD Return: Sioux City to Chicago
Cheap direct deals from Chicago — last one was $158 to Atlanta