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Cheap flights from Sioux City (SUX) to Illinois from $133

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 8/20. 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.
SUX — ORD
Jun 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
1 adult, Economy
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What is the cheapest month to fly from Sioux City to Illinois?

The best pricing can be found in the month of December. Prices to Illinois from Sioux City average $277. You can even find prices in December for less than $277, as users have found deals to Illinois from as low as $163. The month of June appears to be one of the more expensive times to travel to Illinois from Sioux City. Flying in the targeted month can save you up to 27%.

What is the cheapest time of day to fly from SUX to IL?

When flying from Sioux City to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Sioux City to Illinois flights in June & July 2024

Find cheap flight options from Sioux City to Illinois specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
Wed 7/36:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Sun 7/79:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$260
Sat 6/296:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Sat 7/69:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$280
Thu 7/46:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Sat 7/69:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$293
Thu 6/206:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Fri 6/219:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$326
Wed 7/37:01 pmSUX - ORD
1 stop26h 03mUnited Airlines
Sun 7/79:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$330
Thu 7/47:01 pmSUX - ORD
2 stops23h 31mUnited Airlines
Sat 7/69:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$349
Sat 6/297:01 pmSUX - ORD
2 stops23h 31mUnited Airlines
Sat 7/69:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$350
Sun 6/166:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Thu 6/279:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$373
Wed 7/37:01 pmSUX - ORD
2 stops17h 56mUnited Airlines
Sun 7/79:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$375

Sioux City to Illinois 2024 flight deals

Discover exclusive flight deals for travel between Sioux City and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Thu 9/267:45 amSUX - ORD
Nonstop1h 44mUnited Airlines
Mon 9/309:05 pmORD - SUX
Nonstop1h 40mUnited Airlines
Deal found 6/5$240
Wed 7/36:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Sun 7/79:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$260
Sat 6/296:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Sat 7/69:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$280
Wed 9/47:20 amSUX - ORD
Nonstop1h 45mUnited Airlines
Sun 9/89:16 pmORD - SUX
Nonstop1h 47mUnited Airlines
Deal found 6/5$283
Thu 7/46:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Sat 7/69:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$293
Thu 6/206:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Fri 6/219:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$326
Wed 7/37:01 pmSUX - ORD
1 stop26h 03mUnited Airlines
Sun 7/79:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$330
Thu 9/267:45 amSUX - ORD
Nonstop1h 44mUnited Airlines
Mon 9/309:08 pmORD - SUX
1 stop17h 46mUnited Airlines
Deal found 6/5$336
Thu 7/47:01 pmSUX - ORD
2 stops23h 31mUnited Airlines
Sat 7/69:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$349

Sioux City to Illinois flights leaving soon

Find last-minute flight options from Sioux City to Illinois for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Sun 6/166:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Thu 6/279:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$373
Fri 6/147:01 pmSUX - ORD
2 stops23h 23mUnited Airlines
Sat 6/159:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$433
Fri 6/146:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Sat 6/159:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$506
Fri 6/147:01 pmSUX - ORD
2 stops14h 41mUnited Airlines
Sat 6/151:12 pmORD - SUX
1 stop5h 14mUnited Airlines
Deal found 6/5$513
Sun 6/166:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Thu 6/279:08 pmORD - SUX
1 stop21h 18mUnited Airlines
Deal found 6/5$542
Fri 6/146:15 amSUX - ORD
Nonstop1h 44mUnited Airlines
Sat 6/155:04 amORD - SUX
1 stop13h 22mUnited Airlines
Deal found 6/5$546
Sun 6/167:01 pmSUX - ORD
2 stops17h 02mUnited Airlines
Thu 6/279:05 pmORD - SUX
Nonstop1h 48mUnited Airlines
Deal found 6/5$590
Sun 6/167:01 pmSUX - ORD
1 stop14h 34mUnited Airlines
Thu 6/279:40 pmORD - SUX
2 stops20h 46mUnited Airlines
Deal found 6/5$759
Sun 6/167:01 pmSUX - ORD
2 stops17h 56mUnited Airlines
Thu 6/279:40 pmORD - SUX
2 stops20h 46mUnited Airlines
Deal found 6/5$826

One-way flights to Illinois from Sioux City

Search for one-way flight options from Sioux City to Illinois. 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 3,050,429 searches. Data last updated June 6, 2024.
Tue 8/207:20 amSUX - ORD
Nonstop1h 45mUnited Airlines
Deal found 6/6$133
Tue 8/203:35 pmSUX - ORD
1 stop8h 22mUnited Airlines
Deal found 6/6$209
Tue 8/203:35 pmSUX - ORD
2 stops21h 17mUnited Airlines
Deal found 6/6$227

Find flights from Sioux City to Illinois within your budget

Customize your flight search to find flights from Sioux City to Illinois 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 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$240 - $331

Route

Depart

Return

Price

Sioux City Sioux GatewayChicago O'Hare Intl

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Mon 7/8

Nonstop1h 44m

Chicago O'Hare Intl

Sat 7/13

Nonstop1h 48m

$240

Sioux City Sioux GatewayChicago O'Hare Intl

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Wed 7/3

Nonstop1h 44m

Chicago O'Hare Intl

Sun 7/7

Nonstop1h 48m

$260

Sioux City Sioux GatewayChicago O'Hare Intl

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Sat 6/29

Nonstop1h 44m

Chicago O'Hare Intl

Sat 7/6

Nonstop1h 48m

$280

Sioux City Sioux GatewayChicago O'Hare Intl

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Wed 9/4

Nonstop1h 45m

Chicago O'Hare Intl

Sun 9/8

Nonstop1h 47m

$283

Sioux City Sioux GatewayChicago O'Hare Intl

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Thu 7/4

Nonstop1h 44m

Chicago O'Hare Intl

Sat 7/6

Nonstop1h 48m

$293

Sioux City Sioux GatewayChicago O'Hare Intl

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Thu 7/4

Nonstop1h 44m

Chicago O'Hare Intl

Sat 7/6

Nonstop1h 48m

$294

Sioux City Sioux GatewayChicago O'Hare Intl

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Thu 6/20

Nonstop1h 44m

Chicago O'Hare Intl

Fri 6/21

Nonstop1h 48m

$326

Sioux City Sioux GatewayChicago O'Hare Intl

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Wed 7/3

1 stop26h 03m

Chicago O'Hare Intl

Sun 7/7

Nonstop1h 48m

$330

Sioux City Sioux GatewayChicago O'Hare Intl

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Thu 7/4

1 stop14h 44m

Chicago O'Hare Intl

Sat 7/6

Nonstop1h 48m

$331

Flights are sorted by cheapest first

Deals found on 6/6

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

Best time to book a flight from Sioux City to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Sioux City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated June 6, 2024.
United Airlines
7.4
Good
10,696 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.2

Food

6.7

Boarding

7.7

Crew

8.1

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

United Airlines
7.4
Good
10,696 reviews
United Airlines
7.4
Good
10,696 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.2

Food

6.7

Boarding

7.7

Crew

8.1

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Related info for your journey

Find useful and relevant information for your journey from Sioux City to Illinois. 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 from for flights from Sioux City to Illinois?

    Most people fly from Sioux City Sioux Gateway (SUX) if they book a flight from Sioux City to Illinois. Sioux City Sioux Gateway is conveniently located just 7.0 mi from Sioux City’s city center.

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

    Yes, there are multiple flights from Sioux City to Illinois for under $300. The cheapest flight booked recently is on United Airlines for just $240, but on average you can expect to pay $329.

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

    Cheapflights has at least 8 direct flights from Sioux City to Illinois under $300. A good price for a nonstop flight from Sioux City to Illinois is less than $320.

  • Are there last-minute flights available from Sioux City to Illinois for under $400?

    There are currently 9+ open flights from Sioux City to Illinois within the next 7 days for less than $400.

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

    On average you can expect to pay $351 for a flight from Sioux City to Illinois. The cheapest flight overall is $111 while the most popular route, (Sioux City Sioux Gateway - Chicago O'Hare Intl) is currently priced at $240.

  • What does SUX to ORD mean?

    SUX stands for Sioux City Sioux Gateway Airport, while ORD stands for Chicago O'Hare Intl 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. Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI) are other airports near this flight route and their unique identifiers/IATA codes.

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

    The amount of baggage you can bring on your Sioux City to Illinois 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 Sioux City to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Sioux City to Illinois 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 Sioux City to Illinois that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Sioux City to Illinois 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 Sioux City to Illinois that allow pets onboard?

    Many airlines flying from Sioux City to Illinois 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 Sioux City to Illinois?

    Yes, you can often find last-minute deals on Sioux City to Illinois 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 Sioux City to Illinois flight deals updated?

    The Sioux City to Illinois flight deals you see on this page were last updated on 6/5.

  • What is the cheapest month to book a flight from Sioux City to Illinois?

    Currently, February is the cheapest month in which you can book a flight from Sioux City to Illinois (average of $244). Flying from Sioux City to Illinois in July is currently the most expensive (average of $324). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top airline flying from Sioux City to Illinois

Discover the top airline that operate flights from Sioux City to Illinois. 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 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$200Average$289FlexibilityNo cancel feeOn-time69%
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Search flights from Sioux City to Illinois by cabin class

Find flights from Sioux City to Illinois, 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 Sioux City to Illinois

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

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