Chicago to Sioux City flights

Routavio compares airline fares from several flight booking sites. Search Chicago to Sioux City to see the lowest price before you book.

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Lowest fare seen

€159Seen on 16 Oct 2026

Last checked

30 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €159

Lowest observed

14 Dec 2026

United Airlines · Non-stop · One way

Cheapest observed day · Last checked: 16 Oct 2026

Departure

16:15

When to fly

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One-way fare

One-way fare · No data: click and we will search

Airlines seen: United Airlines
Reported fastest flight: 1h 50m
Non-stop: Yes

Short answer

Routavio has seen United Airlines fares from Chicago to Sioux City, non-stop. These are prices Routavio's searches returned on the dates shown, not quotes; run a live search for today's fare. Lowest fare seen: €159 on 16 Oct 2026.

Chicago → Sioux CityMon 14 Dec 2026 · €159Last checked: 16 Oct 2026

About this route

Explore the fares we observed from Chicago to Sioux City. Prices move often, so pick your dates to see the latest options.

Route distance: 726 km
Reported fastest flight: 1h 50m
Alternative airports: CGX, DPA, MDW, PWK, RFD

Route-level information; individual journeys vary.
Published schedules report non-stop service with United Airlines. Check current timetables.

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Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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How our prices work

Price alert

Price alert for Chicago → Sioux City

If the observed fare for this date drops, we will email you. At most one message a day.

Airport to city: straight-line distance

Chicago Midway International Airport (MDW) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 14 km.
Chicago O'Hare International Airport (ORD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 25 km.
Chicago Rockford International Airport (RFD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 126 km.
Sioux Gateway Airport / Brigadier General Bud Day Field (SUX) → Sioux City, city gazetteer reference point (42.4963, -96.4049): ≈ 11 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Frequently asked

How much was a flight from Chicago to Sioux City?

A fare of €159 was seen on 16 Oct 2026. Fares change, so search your dates for the current price.

Are there direct flights from Chicago to Sioux City?

Yes. Published schedules report non-stop flights on this route with United Airlines.

Which airlines fly from Chicago to Sioux City?

Routavio has seen these carriers on the route: United Airlines.

How long does the flight from Chicago to Sioux City take?

Across the 47 fares Routavio observed, the average journey time is 4h 53m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Chicago to Sioux City fares were non-stop?

34 of the 47 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio