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Cheap flights from Kansas City to Illinois from $59

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 City to Illinois departing on 12/3. 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 City to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
6:10 am - 7:25 amMCI-STL
1h 15mnonstop
Southwest Logo
9:25 am - 3:15 pmSTL-MCI
5h 50m1 stop
$154Southwest
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Wed, Feb 25 - Thu, Feb 26
Frontier Logo
8:28 pm - 9:07 amMCI-STL
12h 39m1 stop
Frontier Logo
7:45 pm - 5:19 pmSTL-MCI
21h 34m1 stop
$162Frontier
Find Deal
Sat, Nov 15 - Mon, Nov 17
Multiple Airlines Logo
3:47 pm - 1:16 pmMCI-ORD
21h 29m1 stop
Multiple Airlines Logo
7:00 am - 7:50 pmORD-MCI
12h 50m1 stop
$180Multiple Airlines
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Thu, Dec 11 - Sun, Dec 14
Multiple Airlines Logo
7:31 pm - 1:57 pmMCI-ORD
18h 26m1 stop
Multiple Airlines Logo
7:00 am - 7:50 pmORD-MCI
12h 50m1 stop
$181Multiple Airlines
Find Deal
Wed, Dec 3 - Mon, Dec 8
United Airlines Logo
6:27 pm - 8:10 pmMCI-ORD
1h 43mnonstop
United Airlines Logo
8:18 pm - 9:58 pmORD-MCI
1h 40mnonstop
$231United Airlines
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Tue, Dec 2 - Wed, Dec 3
American Airlines Logo
7:33 pm - 9:20 pmMCI-ORD
1h 47mnonstop
American Airlines Logo
7:39 pm - 9:23 pmORD-MCI
1h 44mnonstop
$232American Airlines
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Sat, Nov 22 - Mon, Nov 24
American Airlines Logo
6:05 am - 7:46 amMCI-ORD
1h 41mnonstop
American Airlines Logo
5:34 pm - 12:03 amORD-MCI
6h 29m1 stop
$241American Airlines
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Tue, Dec 2 - Sat, Dec 13
Delta Logo
2:13 pm - 8:35 pmMCI-ORD
6h 22m1 stop
Delta Logo
5:42 pm - 11:10 pmORD-MCI
5h 28m1 stop
$251Delta
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Tue, Dec 2 - Sat, Dec 13
Delta Logo
6:40 am - 1:10 pmMCI-MDW
6h 30m1 stop
Delta Logo
9:59 am - 3:04 pmMDW-MCI
5h 05m1 stop
$251Delta
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Tue, Dec 2 - Sat, Dec 13
United Airlines Logo
6:00 am - 10:15 amMCI-MLI
4h 15m1 stop
United Airlines Logo
1:00 pm - 7:57 pmMLI-MCI
6h 57m1 stop
$404United Airlines
Find Deal
Tue, Nov 18 - Sat, Nov 22

United Airlines flights from Kansas City to Illinois

Our best United Airlines deals on Kansas City to Illinois flight tickets
United Airlines
Dec 2
MCI6:27 pmKansas City
1h 43m
ORD8:10 pmChicago O'Hare Intl
Dec 3
ORD8:18 pmChicago O'Hare Intl
1h 40m
MCI9:58 pmKansas City
$231
Find similar
United Airlines
Nov 7
MCI6:00 amKansas City
4h 15m
1 stop
MLI10:15 amMoline Quad-City
Nov 9
MLI3:55 pmMoline Quad-City
5h 55m
1 stop
MCI9:50 pmKansas City
$279
Find similar
United Airlines
Nov 4
MCI11:36 amKansas City
3h 44m
1 stop
MLI3:20 pmMoline Quad-City
Nov 9
MLI3:55 pmMoline Quad-City
5h 55m
1 stop
MCI9:50 pmKansas City
$339
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American Airlines flights from Kansas City to Illinois

Our best American Airlines deals on Kansas City to Illinois flight tickets
American Airlines
Nov 22
MCI7:33 pmKansas City
1h 47m
ORD9:20 pmChicago O'Hare Intl
Nov 24
ORD7:39 pmChicago O'Hare Intl
1h 44m
MCI9:23 pmKansas City
$232
Find similar
American Airlines
Dec 2
MCI6:05 amKansas City
1h 41m
ORD7:46 amChicago O'Hare Intl
Dec 13
ORD5:34 pmChicago O'Hare Intl
6h 29m
1 stop
MCI12:03 amKansas City
$241
Find similar
American Airlines
Nov 22
MCI7:33 pmKansas City
1h 47m
ORD9:20 pmChicago O'Hare Intl
Nov 24
ORD5:18 amChicago O'Hare Intl
5h 02m
1 stop
MCI10:20 amKansas City
$242
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kansas 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, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Kansas City to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

Wed 2/25

6:10 am-7:25 am

Nonstop1h 15m

Lambert-St Louis

Thu 2/26

9:25 am-3:15 pm

1 stop5h 50m

$154

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

Sat 11/15

8:28 pm-9:07 am

1 stop12h 39m

Lambert-St Louis

Mon 11/17

7:45 pm-5:19 pm

1 stop21h 34m

$162

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Thu 12/11

3:47 pm-1:16 pm

1 stop21h 29m

Chicago O'Hare Intl

Sun 12/14

7:00 am-7:50 pm

1 stop12h 50m

$180

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Wed 12/3

7:31 pm-1:57 pm

1 stop18h 26m

Chicago O'Hare Intl

Mon 12/8

7:00 am-7:50 pm

1 stop12h 50m

$181

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Tue 12/2

6:27 pm-8:10 pm

Nonstop1h 43m

Chicago O'Hare Intl

Wed 12/3

8:18 pm-9:58 pm

Nonstop1h 40m

$231

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Sat 11/22

7:33 pm-9:20 pm

Nonstop1h 47m

Chicago O'Hare Intl

Mon 11/24

7:39 pm-9:23 pm

Nonstop1h 44m

$232

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Tue 12/2

6:05 am-7:46 am

Nonstop1h 41m

Chicago O'Hare Intl

Sat 12/13

5:34 pm-12:03 am

1 stop6h 29m

$241

Kansas CityChicago

MCI - ORD

MCIORD

Kansas City

Tue 12/2

2:13 pm-8:35 pm

1 stop6h 22m

Chicago O'Hare Intl

Sat 12/13

5:42 pm-11:10 pm

1 stop5h 28m

$251

Kansas CityChicago

MCI - MDW

MCIMDW

Kansas City

Tue 12/2

6:40 am-1:10 pm

1 stop6h 30m

Chicago Midway

Sat 12/13

9:59 am-3:04 pm

1 stop5h 05m

$251

Kansas CityMoline

MCI - MLI

MCIMLI

Kansas City

Tue 11/18

6:00 am-10:15 am

1 stop4h 15m

Moline Quad-City

Sat 11/22

1:00 pm-7:57 pm

1 stop6h 57m

$404

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 City 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 City is in September. Flight prices, which tend to average around $236, 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 September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $280.

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

The cheapest day to depart from Kansas City to Illinois is on a Thursday when prices can be found for as low as $622. Flights from Kansas City to Illinois on a Saturday will generally be more expensive and average around $948. 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 evening. Flights from Kansas City to Illinois during this time can be as low as $623. Flights at noon are often more expensive with an average ticket price of $1,039.

What is the cheapest Kansas City to Illinois flight route?

Fly from Kansas City to Chicago Midway for the best Kansas City - 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 City when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $319 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Kansas City for as low as $223 on momondo.

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

There are 4 cabin classes available to choose from on Kansas City 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 City to Illinois flights?

You could potentially save up to 30% on your flight if you consider stops on a Kansas City to Illinois flight.

Cheap Kansas City to Illinois flight deals and tips

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

Best Price Found

$193

Fastest flight time

1h 00m

Direct flights

Every day

Airports in Illinois

3 airports
The best one-way flight to Illinois from Kansas City in the past 72 hours is $193. The best round-trip flight deal from Kansas City to Illinois found on momondo in the last 72 hours is $290.
The fastest flight from Kansas City to Illinois takes 1h 00m
Direct flights go from Kansas City 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 City Airport to Illinois?

    Prices for flights from Kansas City Airport to Illinois refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kansas City Airport to Illinois.

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

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Kansas City to Illinois

Compare and see reviews for airlines that fly from Kansas City to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $118Free CancellationRating
5.8
3,117 reviews
Search Frontier flights
United AirlinesPriceFrom $175Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights
American AirlinesPriceFrom $194Free CancellationRating
7.2
11,036 reviews
Search American Airlines flights
SouthwestPriceFrom $213Free CancellationRating
8.0
4,238 reviews
Search Southwest flights

Why use momondo?

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

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

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

All flight searches from Kansas City to Illinois on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Kansas City to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Illinois from Kansas City. 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.

An easier way to manage your Illinois trip

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