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Cheap flights from Kansas to Illinois from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas to Illinois departing on 10/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Kansas to Illinois

Cheap round-trip flights

Southwest Logo
11:30 am - 12:35 pmMCI-STL
1h 05mnonstop
Southwest Logo
8:45 pm - 9:50 pmSTL-MCI
1h 05mnonstop
$97Southwest
Find Deal
Tue, Aug 26 - Tue, Sep 2
Southwest Logo
5:05 pm - 9:50 pmMCI-STL
4h 45m1 stop
Southwest Logo
1:20 pm - 2:25 pmSTL-MCI
1h 05mnonstop
$107Southwest
Find Deal
Tue, Aug 26 - Tue, Sep 2
American Airlines Logo
6:25 pm - 11:03 pmICT-STL
4h 38m1 stop
American Airlines Logo
5:15 am - 9:42 amSTL-ICT
4h 27m1 stop
$159American Airlines
Find Deal
Thu, Aug 21 - Mon, Aug 25
American Airlines Logo
5:39 am - 7:19 amMCI-ORD
1h 40mnonstop
American Airlines Logo
11:41 am - 1:22 pmORD-MCI
1h 41mnonstop
$177American Airlines
Find Deal
Wed, Aug 20 - Sat, Aug 23
United Airlines Logo
3:23 pm - 5:05 pmMCI-ORD
1h 42mnonstop
United Airlines Logo
12:45 pm - 2:20 pmORD-MCI
1h 35mnonstop
$188United Airlines
Find Deal
Sat, Aug 23 - Mon, Aug 25
Frontier Logo
8:01 pm - 12:32 amMCI-ORD
28h 31m1 stop
Frontier Logo
7:00 am - 6:23 pmORD-MCI
11h 23m1 stop
$195Frontier
Find Deal
Mon, Aug 11 - Wed, Aug 13
Frontier Logo
4:30 pm - 1:44 pmMCI-MDW
21h 14m1 stop
Frontier Logo
4:29 pm - 7:02 pmMDW-MCI
26h 33m1 stop
$195Frontier
Find Deal
Sat, Nov 1 - Sun, Nov 2
Delta Logo
10:32 am - 4:13 pmMCI-ORD
5h 41m1 stop
Delta Logo
2:00 pm - 9:05 pmORD-MCI
7h 05m1 stop
$197Delta
Find Deal
Tue, Aug 26 - Tue, Sep 2
Delta Logo
6:35 am - 12:28 pmMCI-MDW
5h 53m1 stop
Delta Logo
7:17 pm - 11:05 pmMDW-MCI
3h 48m1 stop
$197Delta
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Wed, Aug 27 - Wed, Sep 3
United Airlines Logo
8:05 am - 10:01 amJLN-ORD
1h 56mnonstop
United Airlines Logo
9:50 pm - 11:43 pmORD-JLN
1h 53mnonstop
$201United Airlines
Find Deal
Wed, Aug 20 - Tue, Aug 26

Spirit Airlines flights from Kansas to Illinois

Our best Spirit Airlines deals on Kansas to Illinois flight tickets
Spirit Airlines
Aug 23
MCI6:00 amKansas City
10h 10m
1 stop
ORD4:10 pmChicago O'Hare Intl
Aug 25
ORD6:56 amChicago O'Hare Intl
15h 57m
1 stop
MCI10:53 pmKansas City
$211
Find similar
Spirit Airlines
Aug 27
MCI6:00 amKansas City
10h 10m
1 stop
ORD4:10 pmChicago O'Hare Intl
Sep 3
ORD6:56 amChicago O'Hare Intl
15h 57m
1 stop
MCI10:53 pmKansas City
$212
Find similar
Spirit Airlines
Aug 23
MCI6:00 amKansas City
16h 22m
1 stop
ORD10:22 pmChicago O'Hare Intl
Aug 25
ORD6:56 amChicago O'Hare Intl
15h 57m
1 stop
MCI10:53 pmKansas City
$213
Find similar

Frontier flights from Kansas to Illinois

Our best Frontier deals on Kansas to Illinois flight tickets
Frontier
Aug 11
MCI8:01 pmKansas City
28h 31m
1 stop
ORD12:32 amChicago O'Hare Intl
Aug 13
ORD7:00 amChicago O'Hare Intl
11h 23m
1 stop
MCI6:23 pmKansas City
$195
Find similar
Frontier
Aug 28
MCI2:18 pmKansas City
10h 14m
1 stop
ORD12:32 amChicago O'Hare Intl
Aug 31
ORD6:00 amChicago O'Hare Intl
7h 33m
1 stop
MCI1:33 pmKansas City
$198
Find similar
Frontier
Aug 15
MCI8:01 pmKansas City
28h 31m
1 stop
ORD12:32 amChicago O'Hare Intl
Aug 22
ORD11:44 amChicago O'Hare Intl
5h 33m
1 stop
MCI5:17 pmKansas City
$205
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Kansas to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

Tue 8/26

11:30 am-12:35 pm

Nonstop1h 05m

Lambert-St Louis

Tue 9/2

8:45 pm-9:50 pm

Nonstop1h 05m

$97

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

Tue 8/26

5:05 pm-9:50 pm

1 stop4h 45m

Lambert-St Louis

Tue 9/2

1:20 pm-2:25 pm

Nonstop1h 05m

$107

WichitaSt. Louis

ICT - STL

ICTSTL

Wichita Eisenhower National

Thu 8/21

6:25 pm-11:03 pm

1 stop4h 38m

Lambert-St Louis

Mon 8/25

5:15 am-9:42 am

1 stop4h 27m

$159

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Wed 8/20

5:39 am-7:19 am

Nonstop1h 40m

Chicago O'Hare Intl

Sat 8/23

11:41 am-1:22 pm

Nonstop1h 41m

$177

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Sat 8/23

3:23 pm-5:05 pm

Nonstop1h 42m

Chicago O'Hare Intl

Mon 8/25

12:45 pm-2:20 pm

Nonstop1h 35m

$188

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Mon 8/11

8:01 pm-12:32 am

1 stop28h 31m

Chicago O'Hare Intl

Wed 8/13

7:00 am-6:23 pm

1 stop11h 23m

$195

Kansas CityChicago

MCI - MDW

MCIMDW

Kansas City

Sat 11/1

4:30 pm-1:44 pm

1 stop21h 14m

Chicago Midway

Sun 11/2

4:29 pm-7:02 pm

1 stop26h 33m

$195

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Tue 8/26

10:32 am-4:13 pm

1 stop5h 41m

Chicago O'Hare Intl

Tue 9/2

2:00 pm-9:05 pm

1 stop7h 05m

$197

Kansas CityChicago

MCI - MDW

MCIMDW

Kansas City

Wed 8/27

6:35 am-12:28 pm

1 stop5h 53m

Chicago Midway

Wed 9/3

7:17 pm-11:05 pm

1 stop3h 48m

$197

JoplinChicago

JLN - ORD

JLNORD

Joplin

Wed 8/20

8:05 am-10:01 am

Nonstop1h 56m

Chicago O'Hare Intl

Tue 8/26

9:50 pm-11:43 pm

Nonstop1h 53m

$201

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Kansas to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Kansas is in October. Flight prices, which tend to average around $259, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of October, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $269.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Kansas to Illinois is on a Saturday when prices can be found for as low as $476. Flights from Kansas to Illinois on a Monday will generally be more expensive and average around $716. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Kansas to Illinois during this time can be as low as $502. Flights in the evening are often more expensive with an average ticket price of $930.

What is the cheapest Kansas to Illinois flight route?

Fly from Wichita Eisenhower National to Chicago O'Hare Intl for the best Kansas - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Kansas when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $308 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Kansas for as low as $224 on momondo.

What cabin class options are available on Kansas to Illinois flights?

There are 4 cabin classes available to choose from on Kansas to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Kansas to Illinois flights?

No. A direct flight is the cheapest option for a flight between Kansas to Illinois.

Cheap Kansas to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kansas to Illinois

Best Price Found

$49

Fastest flight time

1h 05m

Direct flights

Every day

Airports in Illinois

3 airports
The best one-way flight to Illinois from Kansas in the past 72 hours is $49. The best round-trip flight deal from Kansas to Illinois found on momondo in the last 72 hours is $97.
The fastest flight from Kansas to Illinois takes 1h 05m
Direct flights go from Kansas to Illinois every day.
There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)
Search flight deals

  • When did momondo last update prices for flights from Kansas to Illinois?

    Prices for flights from Kansas to Illinois are refreshed on a daily basis.

  • How many operators does momondo search for flights from Kansas to Illinois?

  • How old do you have to be to fly from Kansas to Illinois?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kansas to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Kansas to Illinois?

Best airlines flying from Kansas to Illinois

Compare and see reviews for airlines that fly from Kansas to Illinois with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $185Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
American AirlinesPriceFrom $209Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $258Free CancellationRating
8.0
4,246 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Kansas to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kansas to Illinois. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Kansas to Illinois with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Illinois from Kansas with this policy.

How can momondo help me find flights from Kansas to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Kansas.

I’m not ready to book a flight from Kansas to Illinois right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Illinois from Kansas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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