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Illinois

$88+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — ORD
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$179
(United Airlines)

One-way from

$88
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$274

Good round-trip deal

$88 or less

Good one-way deal

$44 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. 10% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 31, 2025.

This United Airlines deal was found by Cheapflights users on 3/30. 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 5/28:05 amCID - ORD
Nonstop1h 16mUnited Airlines
Fri 5/98:20 pmORD - CID
Nonstop1h 19mUnited Airlines
Deal found 3/30$179
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Wed 5/146:32 pmMLI - ORD
Nonstop1h 04mAmerican Airlines
Wed 5/215:06 pmORD - MLI
Nonstop0h 56mAmerican Airlines
Deal found 3/31$179
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Wed 4/166:51 pmCID - ORD
Nonstop1h 19mAmerican Airlines
Sat 5/102:46 pmORD - CID
Nonstop1h 09mAmerican Airlines
Deal found 3/30$184
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Wed 5/145:32 amDSM - ORD
Nonstop1h 22mAmerican Airlines
Wed 5/214:22 pmORD - DSM
Nonstop1h 21mAmerican Airlines
Deal found 3/30$189
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Wed 7/3010:10 amSUX - ORD
Nonstop1h 44mUnited Airlines
Wed 8/68:50 pmORD - SUX
Nonstop1h 50mUnited Airlines
Deal found 3/30$194
This Delta deal was found by Cheapflights users on 3/29. 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 5/312:30 pmDSM - MDW
1 stop5h 50mDelta
Tue 5/63:02 pmMDW - DSM
1 stop5h 43mDelta
Deal found 3/29$209
This Delta deal was found by Cheapflights users on 3/30. 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.
Mon 5/54:45 pmDSM - ORD
1 stop4h 00mDelta
Thu 5/221:45 pmORD - DSM
1 stop7h 01mDelta
Deal found 3/30$209
This Southwest deal was found by Cheapflights users on 3/30. 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.
Wed 6/255:35 pmDSM - MDW
1 stop4h 05mSouthwest
Fri 6/277:50 pmMDW - DSM
1 stop4h 00mSouthwest
Deal found 3/30$219
This Delta deal was found by Cheapflights users on 3/30. 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.
Tue 4/296:40 amCID - ORD
1 stop4h 49mDelta
Sat 5/36:35 amORD - CID
1 stop4h 50mDelta
Deal found 3/30$219
This Southwest deal was found by Cheapflights users on 3/30. 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.
Wed 4/236:40 amDSM - ORD
1 stop10h 05mSouthwest
Thu 4/2412:40 pmORD - DSM
1 stop9h 30mSouthwest
Deal found 3/30$225
This Frontier deal was found by Cheapflights users on 3/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/144:11 pmOMA - ORD
1 stop8h 26mFrontier
Mon 4/216:40 amORD - OMA
1 stop8h 21mFrontier
Deal found 3/30$228
This Southwest deal was found by Cheapflights users on 3/30. 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 4/246:00 amDSM - STL
Nonstop1h 05mSouthwest
Mon 4/2810:10 amSTL - DSM
Nonstop1h 10mSouthwest
Deal found 3/30$237

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 March 31, 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 5/2

8:05 am-9:21 am

Nonstop1h 16m

Chicago O'Hare Intl

Fri 5/9

8:20 pm-9:39 pm

Nonstop1h 19m

$179

MolineChicago

MLI - ORD

MLIORD

Moline Quad-City

Wed 5/14

6:32 pm-7:36 pm

Nonstop1h 04m

Chicago O'Hare Intl

Wed 5/21

5:06 pm-6:02 pm

Nonstop0h 56m

$179

Cedar RapidsChicago

CID - ORD

CIDORD

Cedar Rapids

Wed 4/16

6:51 pm-8:10 pm

Nonstop1h 19m

Chicago O'Hare Intl

Sat 5/10

2:46 pm-3:55 pm

Nonstop1h 09m

$184

Des MoinesChicago

DSM - ORD

DSMORD

Des Moines

Wed 5/14

5:32 am-6:54 am

Nonstop1h 22m

Chicago O'Hare Intl

Wed 5/21

4:22 pm-5:43 pm

Nonstop1h 21m

$189

Sioux CityChicago

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Wed 7/30

10:10 am-11:54 am

Nonstop1h 44m

Chicago O'Hare Intl

Wed 8/6

8:50 pm-10:40 pm

Nonstop1h 50m

$194

Des MoinesChicago

DSM - MDW

DSMMDW

Des Moines

Sat 5/3

12:30 pm-6:20 pm

1 stop5h 50m

Chicago Midway

Tue 5/6

3:02 pm-8:45 pm

1 stop5h 43m

$209

Des MoinesChicago

DSM - ORD

DSMORD

Des Moines

Mon 5/5

4:45 pm-8:45 pm

1 stop4h 00m

Chicago O'Hare Intl

Thu 5/22

1:45 pm-8:46 pm

1 stop7h 01m

$209

Des MoinesChicago

DSM - MDW

DSMMDW

Des Moines

Wed 6/25

5:35 pm-9:40 pm

1 stop4h 05m

Chicago Midway

Fri 6/27

7:50 pm-11:50 pm

1 stop4h 00m

$219

Cedar RapidsChicago

CID - ORD

CIDORD

Cedar Rapids

Tue 4/29

6:40 am-11:29 am

1 stop4h 49m

Chicago O'Hare Intl

Sat 5/3

6:35 am-11:25 am

1 stop4h 50m

$219

Des MoinesChicago

DSM - ORD

DSMORD

Des Moines

Wed 4/23

6:40 am-4:45 pm

1 stop10h 05m

Chicago O'Hare Intl

Thu 4/24

12:40 pm-10:10 pm

1 stop9h 30m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

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 $323). 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 March 31, 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 March 31, 2025.

The most flights from USIA to USIL are scheduled on a Monday (39 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (11 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 March 31, 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
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Allegiant Air
7.3
Good
731 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 $88 on Frontier. Other airlines that offer cheap prices include Southwest from $106 and American Airlines from $119 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 $323). 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

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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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Southern / MokuleleCheapest$72Average$112FlexibilityNo cancel feeOn-timeN/A
Denver Air ConnectionCheapest$129Average$170FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$147Average$249FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$186Average$353FlexibilityNo cancel feeOn-time71%
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