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Cheap flights from Illinois to Sioux City (SUX) from $175

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — SUX
May 19 — May 261
From?
To?
Sun 5/19
Sun 5/26
1 adult, Economy
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What is the cheapest month to fly from Illinois to Sioux City?

The best pricing can be found in the month of January. Prices to Sioux City from Illinois average $362. You can even find prices in January for less than $362, as users have found deals to Sioux City from as low as $212. The month of June appears to be one of the more expensive times to travel to Sioux City from Illinois. Flying in the targeted month can save you up to 37%.

When is the cheapest time to fly from Illinois to Sioux City (IL - SUX)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Sioux City as you normally would.

Cheap United Airlines flights from Illinois to Sioux City

Explore cheap flight options specifically provided by United Airlines for the route between Illinois and Sioux City. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 14, 2024.
Sat 6/19:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Sat 6/86:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$236
Thu 7/259:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Wed 7/316:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/12$261
Thu 7/259:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Thu 8/16:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/12$272
Wed 6/129:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Wed 6/196:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$295
Fri 5/179:05 pmORD - SUX
Nonstop1h 44mUnited Airlines
Sun 5/196:29 amSUX - ORD
Nonstop1h 41mUnited Airlines
Deal found 5/13$339
Sat 6/19:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Sat 6/87:01 pmSUX - ORD
2 stops12h 35mUnited Airlines
Deal found 5/13$352
Thu 6/279:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Mon 7/16:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$354
Sat 6/15:04 amORD - SUX
1 stop13h 22mUnited Airlines
Sat 6/86:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$355
Thu 7/259:08 pmORD - SUX
1 stop21h 18mUnited Airlines
Wed 7/316:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/12$364

Cheap Illinois to Sioux City flights in May & June 2024

Find cheap flight options from Illinois to Sioux City specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,633,403 searches. Prices were last updated on May 14, 2024.
Sat 6/19:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Sat 6/86:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$236
Wed 6/129:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Wed 6/196:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$295
Fri 5/179:05 pmORD - SUX
Nonstop1h 44mUnited Airlines
Sun 5/196:29 amSUX - ORD
Nonstop1h 41mUnited Airlines
Deal found 5/13$339
Sat 6/19:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Sat 6/87:01 pmSUX - ORD
2 stops12h 35mUnited Airlines
Deal found 5/13$352
Thu 6/279:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Mon 7/16:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$354
Sat 6/15:04 amORD - SUX
1 stop13h 22mUnited Airlines
Sat 6/86:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$355
Wed 6/125:04 amORD - SUX
1 stop13h 22mUnited Airlines
Wed 6/196:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$381
Thu 6/279:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Mon 7/17:01 pmSUX - ORD
1 stop23h 45mUnited Airlines
Deal found 5/13$389
Thu 6/279:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Mon 7/17:01 pmSUX - ORD
2 stops23h 34mUnited Airlines
Deal found 5/13$401

Illinois to Sioux City 2024 flight deals

Discover exclusive flight deals for travel between Illinois and Sioux City in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 14, 2024.
Wed 8/149:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Tue 8/207:20 amSUX - ORD
Nonstop1h 45mUnited Airlines
Deal found 5/12$214
Sat 6/19:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Sat 6/86:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$236
Thu 7/259:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Wed 7/316:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/12$261
Thu 7/259:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Thu 8/16:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/12$272
Thu 8/159:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Wed 8/217:20 amSUX - ORD
Nonstop1h 45mUnited Airlines
Deal found 5/12$284
Sun 12/19:05 pmORD - SUX
Nonstop1h 40mUnited Airlines
Tue 12/107:45 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/12$295
Wed 8/149:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Wed 8/213:35 pmSUX - ORD
1 stop8h 22mUnited Airlines
Deal found 5/12$308
Wed 8/149:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Tue 8/203:35 pmSUX - ORD
2 stops20h 01mUnited Airlines
Deal found 5/12$311
Wed 8/149:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Wed 8/213:35 pmSUX - ORD
2 stops21h 26mUnited Airlines
Deal found 5/12$321

Non-stop flights to Sioux City from Illinois

Discover non-stop flight options from Illinois to Sioux City. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 14, 2024.
Wed 8/149:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Tue 8/207:20 amSUX - ORD
Nonstop1h 45mUnited Airlines
Deal found 5/12$214
Sat 6/19:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Sat 6/86:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/13$236
Thu 7/259:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Wed 7/316:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/12$261
Thu 7/259:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Thu 8/16:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/12$272
Thu 8/159:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Wed 8/217:20 amSUX - ORD
Nonstop1h 45mUnited Airlines
Deal found 5/12$284
Fri 5/249:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Sun 5/266:26 amSUX - ORD
Nonstop1h 44mUnited Airlines
Deal found 5/12$354

One-way flights to Sioux City from Illinois

Search for one-way flight options from Illinois to Sioux City. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 14, 2024.
Tue 5/219:05 pmORD - SUX
Nonstop1h 44mUnited Airlines
Deal found 5/13$175
Tue 5/2110:35 amORD - SUX
1 stop7h 39mUnited Airlines
Deal found 5/13$299
Tue 5/216:00 amORD - SUX
2 stops12h 14mUnited Airlines
Deal found 5/13$308

Find flights from Illinois to Sioux City within your budget

Customize your flight search to find flights from Illinois to Sioux City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 14, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$236 - $364

Route

Depart

Return

Price

Chicago O'Hare IntlSioux City Sioux Gateway

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Sat 6/1

Nonstop1h 48m

Sioux City Sioux Gateway

Sat 6/8

Nonstop1h 44m

$236

Chicago O'Hare IntlSioux City Sioux Gateway

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Thu 7/25

Nonstop1h 48m

Sioux City Sioux Gateway

Wed 7/31

Nonstop1h 44m

$261

Chicago O'Hare IntlSioux City Sioux Gateway

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Thu 7/25

Nonstop1h 48m

Sioux City Sioux Gateway

Thu 8/1

Nonstop1h 44m

$272

Chicago O'Hare IntlSioux City Sioux Gateway

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Wed 6/12

Nonstop1h 48m

Sioux City Sioux Gateway

Wed 6/19

Nonstop1h 44m

$295

Chicago O'Hare IntlSioux City Sioux Gateway

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Fri 5/17

Nonstop1h 44m

Sioux City Sioux Gateway

Sun 5/19

Nonstop1h 41m

$339

Chicago O'Hare IntlSioux City Sioux Gateway

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Sat 6/1

Nonstop1h 48m

Sioux City Sioux Gateway

Sat 6/8

2 stops12h 35m

$352

Chicago O'Hare IntlSioux City Sioux Gateway

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Thu 6/27

Nonstop1h 48m

Sioux City Sioux Gateway

Mon 7/1

Nonstop1h 44m

$354

Chicago O'Hare IntlSioux City Sioux Gateway

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Sat 6/1

1 stop13h 22m

Sioux City Sioux Gateway

Sat 6/8

Nonstop1h 44m

$355

Chicago O'Hare IntlSioux City Sioux Gateway

ORD - SUX

ORDSUX

Chicago O'Hare Intl

Thu 7/25

1 stop21h 18m

Sioux City Sioux Gateway

Wed 7/31

Nonstop1h 44m

$364

Flights are sorted by cheapest first

Deals found on 5/13

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Sioux City

Get insights into the airlines that provide service to Sioux City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sioux City. Reviews last updated May 14, 2024.
United Airlines
7.4
Good
10,980 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.7

Overall

7.4

Comfort

7.2

Reviews

1 / 10

For a first class fair this was the worse ever. 1. Long delay departing. 2. Long time landing. 3. Late getting car hire. 4. No compensation whatsoever. Do I need to say more. You check it out yourself.

United Airlines
7.4
Good
10,980 reviews
United Airlines
7.4
Good
10,980 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.7

Overall

7.4

Comfort

7.2

Reviews

1 / 10

For a first class fair this was the worse ever. 1. Long delay departing. 2. Long time landing. 3. Late getting car hire. 4. No compensation whatsoever. Do I need to say more. You check it out yourself.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Sioux City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sioux City from Illinois?

    For a flight from Illinois to Sioux City, you will be flying into Sioux Gateway. Sioux City Sioux Gateway (SUX) is just 7.0 mi from the center of the city.

  • Can I find flights from Illinois to Sioux City for under $300 on Cheapflights?

    Yes, there are multiple flights from Illinois to Sioux City for under $300. The cheapest flight booked recently is on United Airlines for just $236, but on average you can expect to pay $376.

  • Are there nonstop flights from Illinois to Sioux City for under $300 on Cheapflights?

    Cheapflights has at least 6 direct flights from Illinois to Sioux City under $300. A good price for a nonstop flight from Illinois to Sioux City is less than $270.

  • What are the cheapest flights from Illinois to Sioux City?

    While on average a flight from Illinois to Sioux City is generally $175, our data shows the cheapest flight currently is $141. When looking at the most popular route, (Chicago O'Hare Intl - Sioux City Sioux Gateway), you can expect to pay $225 for that flight.

  • What does ORD to SUX mean?

    ORD stands for Chicago O'Hare Intl Airport, while SUX stands for Sioux City Sioux Gateway Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Ready for more IATA code knowledge? These are related airports for your current travel destination: Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI).

  • Can I find deals for flights from Illinois to Sioux City that include extra baggage allowance?

    The amount of baggage you can bring on your Illinois to Sioux City flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Illinois to Sioux City with specific airlines?

    Yes, Cheapflights allows you to browse and filter Illinois to Sioux City flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Illinois to Sioux City that include hotel bookings?

    Yes. In addition to deals on Illinois to Sioux City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Sioux City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Sioux City.

  • Can I find deals for business class flights from Illinois to Sioux City?

    Yes. Cheapflights offers flight deals from Illinois to Sioux City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Illinois to Sioux City that allow pets onboard?

    Many airlines flying from Illinois to Sioux City offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Illinois to Sioux City?

    Yes, you can often find last-minute deals on Illinois to Sioux City flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Illinois to Sioux City flight deals updated?

    The Illinois to Sioux City flight deals you see on this page were last updated on 5/13.

See more FAQs

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Top airline flying from Illinois to Sioux City

Discover the top airline that operate flights from Illinois to Sioux City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$214Average$354FlexibilityNo cancel feeOn-time69%
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Search flights from Illinois to Sioux City by cabin class

Find flights from Illinois to Sioux City, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Illinois to Sioux City

Find hourly flight availability from Illinois to Sioux City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 14, 2024.
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
100%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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Fly with Cheapflights

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How does Cheapflights help users find flights from Illinois to Sioux City?

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Why should you use Cheapflights to find cheap flight tickets from Illinois to Sioux City?

Cheapflights simply makes it quick and affordable to book flights from Illinois to Sioux City by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Illinois to Sioux City with no change fees?

Yes! Cheapflights helps users easily find flights from Illinois to Sioux City with no change fees.

Can Cheapflights notify me if prices for flights from Illinois to Sioux City become cheaper?

Yes! Start tracking prices for Illinois to Sioux City flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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