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$39+ Cheap flights from Kansas 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
ICT — ORD
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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Cheap flight deals from Kansas to Illinois

Keep the following information in mind while searching for Kansas to Illinois flight deals. Data was last updated April 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$87
(Southwest)

One-way from

$39
(Southwest)

Popular in

December

Cheapest in

August

Average price

$289

Good round-trip deal

$328 or less

Good one-way deal

$199 or less
Provider with most accurate pricing for Wichita Eisenhower National-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Wichita Eisenhower National-Chicago (CHI) flights.
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From Kansas to Illinois
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One-way flight from Kansas to Illinois
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Highest demand for flights based on searches. 12% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 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 Kansas to Illinois.
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Price to beat on a one-way flight from Kansas to Illinois.
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Find flight deals from Kansas to Illinois

Cheapest flights from Kansas to Illinois
Explore the most affordable flight options available from Kansas to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This Southwest deal was found by Cheapflights users on 4/22. 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.
Tue 5/2011:50 amMCI - STL
Nonstop1h 00mSouthwest
Tue 5/275:00 pmSTL - MCI
1 stop5h 10mSouthwest
Deal found 4/22$87
This Southwest deal was found by Cheapflights users on 4/21. 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 5/215:25 pmTUL - STL
1 stop4h 50mSouthwest
Wed 6/49:30 pmSTL - TUL
Nonstop1h 20mSouthwest
Deal found 4/21$107
This American Airlines deal was found by Cheapflights users on 4/21. 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.
Tue 6/36:40 pmTUL - STL
1 stop4h 05mAmerican Airlines
Tue 6/105:29 pmSTL - TUL
1 stop6h 29mAmerican Airlines
Deal found 4/21$159
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Mon 5/197:59 amJLN - ORD
Nonstop1h 56mUnited Airlines
Mon 5/269:50 pmORD - JLN
Nonstop1h 50mUnited Airlines
Deal found 4/21$201
This American Airlines deal was found by Cheapflights users on 4/22. 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 6/56:33 pmMCI - ORD
1 stop5h 24mAmerican Airlines
Mon 6/1610:33 pmORD - MCI
Nonstop1h 26mAmerican Airlines
Deal found 4/22$210
This Southwest deal was found by Cheapflights users on 4/22. 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 6/410:20 amMCI - ORD
1 stop4h 40mSouthwest
Sat 6/77:00 amORD - MCI
1 stop8h 05mSouthwest
Deal found 4/22$213
This Southwest deal was found by Cheapflights users on 4/22. 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.
Sun 8/172:05 pmMCI - MDW
1 stop5h 35mSouthwest
Wed 8/206:25 amMDW - MCI
1 stop5h 30mSouthwest
Deal found 4/22$213
This Delta deal was found by Cheapflights users on 4/22. 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.
Thu 5/86:37 amMCI - ORD
1 stop6h 04mDelta
Mon 5/125:40 pmORD - MCI
1 stop5h 19mDelta
Deal found 4/22$217
This Delta deal was found by Cheapflights users on 4/22. 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.
Thu 5/811:10 amMCI - MDW
1 stop6h 35mDelta
Mon 5/127:25 pmMDW - MCI
1 stop3h 34mDelta
Deal found 4/22$217
This United Airlines deal was found by Cheapflights users on 4/22. 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 6/1311:00 amICT - ORD
Nonstop2h 06mUnited Airlines
Sun 6/155:02 amORD - ICT
1 stop5h 13mUnited Airlines
Deal found 4/22$219
This Frontier deal was found by Cheapflights users on 4/21. 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.
Fri 6/61:51 pmMCI - ORD
1 stop10h 08mFrontier
Sun 6/86:00 amORD - MCI
1 stop5h 35mFrontier
Deal found 4/21$220
This Mytrip deal was found by Cheapflights users on 4/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/268:40 pmMCI - MDW
1 stop22h 26mFrontier
Sun 5/48:03 pmMDW - MCI
1 stop23h 48mFrontier
Deal found 4/22$221

Cheapflights Fare Finder

Customize your flight search to find flights from Kansas 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 22, 2025.
Use the filters below to find and compare flights from Kansas to Illinois that are best for you.

Fly from

Kansas

Fly to

Illinois

Route

Depart

Return

Price

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

Tue 5/20

11:50 am-12:50 pm

Nonstop1h 00m

Lambert-St Louis

Tue 5/27

5:00 pm-10:10 pm

1 stop5h 10m

$87

TulsaSt. Louis

TUL - STL

TULSTL

Tulsa

Wed 5/21

5:25 pm-10:15 pm

1 stop4h 50m

Lambert-St Louis

Wed 6/4

9:30 pm-10:50 pm

Nonstop1h 20m

$107

TulsaSt. Louis

TUL - STL

TULSTL

Tulsa

Tue 6/3

6:40 pm-10:45 pm

1 stop4h 05m

Lambert-St Louis

Tue 6/10

5:29 pm-11:58 pm

1 stop6h 29m

$159

JoplinChicago

JLN - ORD

JLNORD

Joplin

Mon 5/19

7:59 am-9:55 am

Nonstop1h 56m

Chicago O'Hare Intl

Mon 5/26

9:50 pm-11:40 pm

Nonstop1h 50m

$201

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Thu 6/5

6:33 pm-11:57 pm

1 stop5h 24m

Chicago O'Hare Intl

Mon 6/16

10:33 pm-11:59 pm

Nonstop1h 26m

$210

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Wed 6/4

10:20 am-3:00 pm

1 stop4h 40m

Chicago O'Hare Intl

Sat 6/7

7:00 am-3:05 pm

1 stop8h 05m

$213

Kansas CityChicago

MCI - MDW

MCIMDW

Kansas City

Sun 5/18

5:45 am-7:10 am

Nonstop1h 25m

Chicago Midway

Wed 5/21

5:50 am-10:45 am

1 stop4h 55m

$213

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Thu 5/8

6:37 am-12:41 pm

1 stop6h 04m

Chicago O'Hare Intl

Mon 5/12

5:40 pm-10:59 pm

1 stop5h 19m

$217

Kansas CityChicago

MCI - MDW

MCIMDW

Kansas City

Thu 5/8

11:10 am-5:45 pm

1 stop6h 35m

Chicago Midway

Mon 5/12

7:25 pm-10:59 pm

1 stop3h 34m

$217

WichitaChicago

ICT - ORD

ICTORD

Wichita Eisenhower National

Fri 6/13

11:00 am-1:06 pm

Nonstop2h 06m

Chicago O'Hare Intl

Sun 6/15

5:02 am-10:15 am

1 stop5h 13m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

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

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

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

Currently, August is the cheapest month in which you can book a flight from Kansas to Illinois (average of $245). Flying from Kansas 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 KS to IL?

Find hourly flight availability from Kansas 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 22, 2025.

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

Weekly flight availability from Kansas to Illinois

Explore weekly flight availability from Kansas 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 22, 2025.

The most flights from USKS to USIL are scheduled on a Monday (23 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (19 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 22, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Kansas to Illinois by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,911 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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
9,911 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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
4,287 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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
7,920 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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
8,683 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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
9,911 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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 Kansas 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 Kansas to Illinois one-way?

    $39 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on American Airlines and Frontier, with prices starting from $86 and $106, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kansas 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 Kansas to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Kansas to Illinois (average of $245). Flying from Kansas 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

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Alternative routes for Kansas to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Kansas to Illinois

Discover the top 3 airlines that operate flights from Kansas 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 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$185Average$298FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$222Average$377FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$258Average$314FlexibilityNo cancel feeOn-time63%

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