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$49+ Cheap flights from Iowa to Illinois

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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — ORD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Iowa to Illinois

Keep the following information in mind while searching for Iowa to Illinois flight deals. Data was last updated April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(American Airlines)

One-way from

$49
(Southwest)

Popular in

July

Cheapest in

February

Average price

$254

Good round-trip deal

$88 or less

Good one-way deal

$42 or less
Provider with most accurate pricing for Des Moines-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Des Moines-Chicago (CHI) flights.
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From Iowa to Illinois
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One-way flight from Iowa to Illinois
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Highest demand for flights based on searches. 11% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Iowa to Illinois.
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Price to beat on a one-way flight from Iowa to Illinois.
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Find flight deals from Iowa to Illinois

Cheapest flights from Iowa to Illinois
Explore the most affordable flight options available from Iowa to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/68:05 amCID - ORD
Nonstop1h 20mUnited Airlines
Sun 6/88:10 pmORD - CID
Nonstop1h 16mUnited Airlines
Deal found 4/16$179
This American Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/176:32 pmMLI - ORD
Nonstop1h 04mAmerican Airlines
Sat 5/249:43 amORD - MLI
Nonstop0h 59mAmerican Airlines
Deal found 4/17$179
This American Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/111:26 amCID - ORD
Nonstop1h 17mAmerican Airlines
Thu 5/812:00 pmORD - CID
Nonstop1h 10mAmerican Airlines
Deal found 4/16$184
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/811:26 amDSM - ORD
Nonstop1h 32mUnited Airlines
Sun 5/118:20 pmORD - DSM
Nonstop1h 32mUnited Airlines
Deal found 4/16$189
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:30 amMLI - ORD
Nonstop1h 08mUnited Airlines
Mon 5/52:10 pmORD - MLI
Nonstop1h 11mUnited Airlines
Deal found 4/16$189
This American Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/225:32 amDSM - ORD
Nonstop1h 22mAmerican Airlines
Mon 5/2610:15 pmORD - DSM
Nonstop1h 24mAmerican Airlines
Deal found 4/17$190
This Booking.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/127:51 pmOMA - STL
1 stop13h 20mFrontier
Sat 8/167:29 pmSTL - OMA
1 stop23h 24mFrontier
Deal found 4/17$193
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/64:20 pmCID - ORD
1 stop5h 01mDelta
Sun 6/86:00 amORD - CID
1 stop5h 24mDelta
Deal found 4/16$199
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/810:10 amMCW - ORD
Nonstop1h 30mUnited Airlines
Sun 5/114:48 pmORD - MCW
Nonstop1h 28mUnited Airlines
Deal found 4/17$202
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3111:57 amCID - MDW
1 stop5h 50mDelta
Mon 6/21:08 pmMDW - CID
2 stops9h 53mDelta
Deal found 4/17$204
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:00 amDSM - MDW
1 stop3h 55mSouthwest
Mon 6/26:25 pmMDW - DSM
1 stop4h 40mSouthwest
Deal found 4/16$209
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/311:07 pmDSM - ORD
1 stop3h 59mDelta
Sat 6/73:45 pmORD - DSM
1 stop5h 21mDelta
Deal found 4/15$209

Cheapflights Fare Finder

Customize your flight search to find flights from Iowa 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 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Iowa to Illinois that are best for you.

Fly from

Iowa

Fly to

Illinois

Route

Depart

Return

Price

Cedar RapidsChicago

CID - ORD

CIDORD

Cedar Rapids

Fri 6/6

8:05 am-9:25 am

Nonstop1h 20m

Chicago O'Hare Intl

Sun 6/8

8:10 pm-9:26 pm

Nonstop1h 16m

$179

MolineChicago

MLI - ORD

MLIORD

Moline Quad-City

Sat 5/17

6:32 pm-7:36 pm

Nonstop1h 04m

Chicago O'Hare Intl

Sat 5/24

9:43 am-10:42 am

Nonstop0h 59m

$179

Cedar RapidsChicago

CID - ORD

CIDORD

Cedar Rapids

Thu 5/1

11:26 am-12:43 pm

Nonstop1h 17m

Chicago O'Hare Intl

Thu 5/8

12:00 pm-1:10 pm

Nonstop1h 10m

$184

Des MoinesChicago

DSM - ORD

DSMORD

Des Moines

Fri 5/9

8:07 am-9:38 am

Nonstop1h 31m

Chicago O'Hare Intl

Sun 5/11

8:20 pm-9:52 pm

Nonstop1h 32m

$189

MolineChicago

MLI - ORD

MLIORD

Moline Quad-City

Thu 5/1

6:30 am-7:38 am

Nonstop1h 08m

Chicago O'Hare Intl

Mon 5/5

2:10 pm-3:21 pm

Nonstop1h 11m

$189

Des MoinesChicago

DSM - ORD

DSMORD

Des Moines

Thu 5/22

5:32 am-6:54 am

Nonstop1h 22m

Chicago O'Hare Intl

Mon 5/26

10:15 pm-11:39 pm

Nonstop1h 24m

$190

OmahaSt. Louis

OMA - STL

OMASTL

Omaha Eppley Airfield

Tue 8/12

7:51 pm-9:11 am

1 stop13h 20m

Lambert-St Louis

Sat 8/16

7:29 pm-6:53 pm

1 stop23h 24m

$193

Cedar RapidsChicago

CID - ORD

CIDORD

Cedar Rapids

Fri 6/6

4:20 pm-9:21 pm

1 stop5h 01m

Chicago O'Hare Intl

Sun 6/8

6:00 am-11:24 am

1 stop5h 24m

$199

Mason CityChicago

MCW - ORD

MCWORD

Mason City

Thu 5/8

10:10 am-11:40 am

Nonstop1h 30m

Chicago O'Hare Intl

Sun 5/11

4:48 pm-6:16 pm

Nonstop1h 28m

$202

Cedar RapidsChicago

CID - MDW

CIDMDW

Cedar Rapids

Sat 5/31

11:57 am-5:47 pm

1 stop5h 50m

Chicago Midway

Mon 6/2

1:08 pm-11:01 pm

2 stops9h 53m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 60 results
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Best time to book a flight from Iowa to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Iowa 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.

Cheapflights Insights

Everything you need to know about your flight from Iowa to Illinois

What is the cheapest month to book a flight from Iowa to Illinois?

Currently, August is the cheapest month in which you can book a flight from Iowa to Illinois (average of $245). Flying from Iowa to Illinois in March is currently the most expensive (average of $321). 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.

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

Find hourly flight availability from Iowa 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 April 17, 2025.

When flying from Iowa 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.

Weekly flight availability from Iowa to Illinois

Explore weekly flight availability from Iowa to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 17, 2025.

The most flights from USIA to USIL are scheduled on a Wednesday (40 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 April 17, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Iowa to Illinois. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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

  • What are the cheapest airlines to fly from Iowa to Illinois one-way?

    One-way options have recently been found by users for as low as $49 on Southwest. Other airlines that offer cheap prices include United Airlines from $80 and Delta from $89 one-way.

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

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

  • How can I find direct flights from Iowa to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Iowa 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.

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

    Currently, August is the cheapest month in which you can book a flight from Iowa to Illinois (average of $245). Flying from Iowa to Illinois in March is currently the most expensive (average of $321). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Iowa to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Iowa to Illinois

Discover the top 4 airlines that operate flights from Iowa 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 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Southern / MokuleleCheapest$72Average$108FlexibilityNo cancel feeOn-timeN/A
Denver Air ConnectionCheapest$129Average$170FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$147Average$250FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$187Average$357FlexibilityNo cancel feeOn-time71%

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