How many flights depart from Kansas City to Illinois on average per day?

As of September 2026, there are 17 flights per day flying from Kansas City to Illinois. The most common time of day flights depart is 3:00PM, with 45% of flights taking off in the afternoon.

What airlines fly to Illinois?

United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to Illinois from Kansas City according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

How many flights depart from Kansas City to Illinois on average per week?

The number of flights available between Kansas City and Illinois is 123 per week as of September 2026. The most frequent departure day is Mon, with 54% of weekly flights leaving on this day.

What is the cheapest airline that flies from Kansas City to Illinois?

Frontier, Southwest, and United Airlines are the most popular carriers operating from Kansas City to Illinois

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?

The number of operators available for flights from Kansas City Airport to Illinois is 4 as of September 2026.

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.

$110 Cheap Flights from Kansas City to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kansas City to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:30 pm - 11:17 amMCI Kansas City-STL Lambert-St Louis

12h 47m1 stop Las Vegas Harry Reid Intl

12:17 pm - 9:45 pmSTL Lambert-St Louis-MCI Kansas City

9h 28m1 stop Las Vegas Harry Reid Intl

$220Frontier

Thu, Sep 24 - Mon, Sep 28

10:30 pm - 11:17 amMCI Kansas City-STL Lambert-St Louis

12h 47m1 stop Las Vegas Harry Reid Intl

12:17 pm - 9:45 pmSTL Lambert-St Louis-MCI Kansas City

9h 28m1 stop Las Vegas Harry Reid Intl

$230Frontier

Sun, Sep 27 - Mon, Sep 28

7:25 am - 8:50 amMCI Kansas City-MDW Chicago Midway

1h 25mnonstop

1:30 pm - 6:45 pmMDW Chicago Midway-MCI Kansas City

5h 15m1 stop Washington, D.C. Reagan-National

$247Southwest

Wed, Oct 14 - Wed, Nov 4

8:40 pm - 10:00 pmMCI Kansas City-MDW Chicago Midway

1h 20mnonstop

6:30 pm - 11:55 pmMDW Chicago Midway-MCI Kansas City

5h 25m1 stop Nashville Intl

$247Southwest

Thu, Oct 1 - Mon, Oct 5

6:39 pm - 8:33 pmMCI Kansas City-ORD Chicago O'Hare Intl

1h 54mnonstop

8:13 pm - 10:00 pmORD Chicago O'Hare Intl-MCI Kansas City

1h 47mnonstop

$256United Airlines

Fri, Oct 16 - Mon, Oct 19

5:30 am - 7:14 amMCI Kansas City-ORD Chicago O'Hare Intl

1h 44mnonstop

6:54 am - 8:42 amORD Chicago O'Hare Intl-MCI Kansas City

1h 48mnonstop

$256American Airlines

Fri, Oct 9 - Mon, Oct 12

6:00 am - 7:47 amMCI Kansas City-ORD Chicago O'Hare Intl

1h 47mnonstop

8:40 am - 10:26 amORD Chicago O'Hare Intl-MCI Kansas City

1h 46mnonstop

$257United Airlines

Thu, Dec 3 - Tue, Dec 8

5:30 am - 7:14 amMCI Kansas City-ORD Chicago O'Hare Intl

1h 44mnonstop

10:40 pm - 12:28 amORD Chicago O'Hare Intl-MCI Kansas City

1h 48mnonstop

$257American Airlines

Wed, Oct 21 - Wed, Oct 21

5:40 pm - 9:38 pmMCI Kansas City-ORD Chicago O'Hare Intl

3h 58m1 stop Minneapolis St Paul

5:30 pm - 10:20 pmORD Chicago O'Hare Intl-MCI Kansas City

4h 50m1 stop Minneapolis St Paul

$277Delta

Sat, Oct 3 - Sat, Oct 10

9:16 am - 12:51 pmMCI Kansas City-ORD Chicago O'Hare Intl

27h 35m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

6:30 am - 7:47 pmORD Chicago O'Hare Intl-MCI Kansas City

13h 17m1 stop Denver Intl

$316Multiple Airlines

Mon, Oct 26 - Wed, Oct 28

Cheap last minute flights

Enter your travel dates to find the best prices.

8:32 pm - 12:23 amMCI Kansas City-ORD Chicago O'Hare Intl

27h 51m1 stop Denver Intl

6:30 am - 7:37 pmORD Chicago O'Hare Intl-MCI Kansas City

13h 07m1 stop Denver Intl

$270Frontier

Sun, Sep 13 - Tue, Sep 22

8:32 pm - 12:23 amMCI Kansas City-ORD Chicago O'Hare Intl

27h 51m1 stop Denver Intl

8:55 pm - 9:45 pmORD Chicago O'Hare Intl-MCI Kansas City

24h 50m1 stop Las Vegas Harry Reid Intl

$310Frontier

Fri, Sep 11 - Sun, Sep 13

11:22 am - 1:15 pmMCI Kansas City-ORD Chicago O'Hare Intl

1h 53mnonstop

8:00 pm - 9:47 pmORD Chicago O'Hare Intl-MCI Kansas City

1h 47mnonstop

$423United Airlines

Wed, Sep 9 - Sat, Sep 12

10:00 am - 11:51 amMCI Kansas City-ORD Chicago O'Hare Intl

1h 51mnonstop

2:30 pm - 4:12 pmORD Chicago O'Hare Intl-MCI Kansas City

1h 42mnonstop

$423United Airlines

Wed, Sep 9 - Wed, Sep 16

4:45 pm - 6:10 pmMCI Kansas City-MDW Chicago Midway

1h 25mnonstop

11:00 am - 12:25 pmMDW Chicago Midway-MCI Kansas City

1h 25mnonstop

$423Southwest

Wed, Sep 9 - Sat, Sep 12

2:00 pm - 3:25 pmMCI Kansas City-MDW Chicago Midway

1h 25mnonstop

6:20 pm - 7:55 pmMDW Chicago Midway-MCI Kansas City

1h 35mnonstop

$423Southwest

Wed, Sep 9 - Sat, Sep 12

5:13 am - 6:59 amMCI Kansas City-ORD Chicago O'Hare Intl

1h 46mnonstop

1:38 pm - 3:22 pmORD Chicago O'Hare Intl-MCI Kansas City

1h 44mnonstop

$423American Airlines

Sat, Sep 12 - Tue, Sep 15

2:14 pm - 4:06 pmMCI Kansas City-ORD Chicago O'Hare Intl

1h 52mnonstop

1:38 pm - 3:22 pmORD Chicago O'Hare Intl-MCI Kansas City

1h 44mnonstop

$423American Airlines

Wed, Sep 9 - Wed, Sep 16

3:59 pm - 9:33 pmMCI Kansas City-ORD Chicago O'Hare Intl

5h 34m1 stop Minneapolis St Paul

8:25 am - 3:09 pmORD Chicago O'Hare Intl-MCI Kansas City

6h 44m1 stop Minneapolis St Paul

$463Delta

Mon, Sep 14 - Wed, Sep 16

9:12 am - 3:05 pmMCI Kansas City-ORD Chicago O'Hare Intl

5h 53m1 stop Minneapolis St Paul

6:10 am - 11:29 amORD Chicago O'Hare Intl-MCI Kansas City

5h 19m1 stop Minneapolis St Paul

$483Delta

Wed, Sep 9 - Fri, Sep 11

Cheap direct flights

Enter your travel dates to find the best prices.

7:25 am - 8:50 amMCI Kansas City-MDW Chicago Midway

1h 25mnonstop

9:30 pm - 11:05 pmMDW Chicago Midway-MCI Kansas City

1h 35mnonstop

$256Southwest

Tue, Oct 20 - Fri, Oct 23

6:25 pm - 7:50 pmMCI Kansas City-MDW Chicago Midway

1h 25mnonstop

8:10 am - 9:50 amMDW Chicago Midway-MCI Kansas City

1h 40mnonstop

$256Southwest

Thu, Dec 24 - Fri, Jan 1

6:39 pm - 8:33 pmMCI Kansas City-ORD Chicago O'Hare Intl

1h 54mnonstop

8:13 pm - 10:00 pmORD Chicago O'Hare Intl-MCI Kansas City

1h 47mnonstop

$256United Airlines

Fri, Oct 16 - Mon, Oct 19

5:30 am - 7:14 amMCI Kansas City-ORD Chicago O'Hare Intl

1h 44mnonstop

6:54 am - 8:42 amORD Chicago O'Hare Intl-MCI Kansas City

1h 48mnonstop

$256American Airlines

Fri, Oct 9 - Mon, Oct 12

6:00 am - 7:47 amMCI Kansas City-ORD Chicago O'Hare Intl

1h 47mnonstop

8:40 am - 10:26 amORD Chicago O'Hare Intl-MCI Kansas City

1h 46mnonstop

$257United Airlines

Thu, Dec 3 - Tue, Dec 8

5:30 am - 7:14 amMCI Kansas City-ORD Chicago O'Hare Intl

1h 44mnonstop

10:40 pm - 12:28 amORD Chicago O'Hare Intl-MCI Kansas City

1h 48mnonstop

$257American Airlines

Wed, Oct 21 - Wed, Oct 21

4:05 pm - 5:30 pmMCI Kansas City-MDW Chicago Midway

1h 25mnonstop

7:50 am - 9:20 amMDW Chicago Midway-MCI Kansas City

1h 30mnonstop

$257Southwest

Sat, Oct 17 - Tue, Oct 20

8:00 am - 9:25 amMCI Kansas City-MDW Chicago Midway

1h 25mnonstop

10:05 am - 11:35 amMDW Chicago Midway-MCI Kansas City

1h 30mnonstop

$257Southwest

Tue, Nov 17 - Thu, Nov 19

9:09 am - 11:03 amMCI Kansas City-ORD Chicago O'Hare Intl

1h 54mnonstop

6:54 am - 8:42 amORD Chicago O'Hare Intl-MCI Kansas City

1h 48mnonstop

$257American Airlines

Sat, Oct 3 - Sat, Oct 10

7:16 am - 9:05 amMCI Kansas City-ORD Chicago O'Hare Intl

1h 49mnonstop

6:54 am - 8:42 amORD Chicago O'Hare Intl-MCI Kansas City

1h 48mnonstop

$257American Airlines

Thu, Oct 15 - Tue, Oct 20

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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

Oct 9

MCI5:30 amKansas City

1h 44m

ORD7:14 amChicago O'Hare Intl

Oct 12

ORD6:54 amChicago O'Hare Intl

1h 48m

MCI8:42 amKansas City

$256

American Airlines

Sep 26

MCI12:19 pmKansas City

1h 55m

ORD2:14 pmChicago O'Hare Intl

Oct 3

ORD10:35 pmChicago O'Hare Intl

1h 48m

MCI12:23 amKansas City

$257

American Airlines

Sep 26

MCI7:35 pmKansas City

2h 00m

ORD9:35 pmChicago O'Hare Intl

Sep 28

ORD6:50 amChicago O'Hare Intl

1h 48m

MCI8:38 amKansas City

$258

Frontier flights from Kansas City to Illinois

Our best Frontier deals on Kansas City to Illinois flight tickets

Frontier

Sep 24

MCI10:30 pmKansas City

12h 47m

1 stop

STL11:17 amLambert-St Louis

Sep 28

STL12:17 pmLambert-St Louis

9h 28m

1 stop

MCI9:45 pmKansas City

$220

Frontier

Sep 27

MCI10:30 pmKansas City

12h 47m

1 stop

STL11:17 amLambert-St Louis

Sep 28

STL12:17 pmLambert-St Louis

9h 28m

1 stop

MCI9:45 pmKansas City

$230

Frontier

Sep 24

MCI10:30 pmKansas City

12h 47m

1 stop

STL11:17 amLambert-St Louis

Sep 28

STL12:17 pmLambert-St Louis

9h 28m

1 stop

MCI9:45 pmKansas City

$240

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Thu 9/24

10:30 pm-11:17 am

1 stop12h 47m

Lambert-St Louis

Mon 9/28

12:17 pm-9:45 pm

1 stop9h 28m

$220

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Sun 9/27

10:30 pm-11:17 am

1 stop12h 47m

Lambert-St Louis

Mon 9/28

12:17 pm-9:45 pm

1 stop9h 28m

$230

Kansas CityChicago

MCI Kansas City - MDW Chicago Midway

MCIMDW

Kansas City

Wed 10/14

7:25 am-8:50 am

Nonstop1h 25m

Chicago Midway

Wed 11/4

1:30 pm-6:45 pm

1 stop5h 15m

$247

Kansas CityChicago

MCI Kansas City - MDW Chicago Midway

MCIMDW

Kansas City

Thu 10/1

8:40 pm-10:00 pm

Nonstop1h 20m

Chicago Midway

Mon 10/5

6:30 pm-11:55 pm

1 stop5h 25m

$247

Kansas CityChicago

MCI Kansas City - ORD Chicago O'Hare Intl

MCIORD

Kansas City

Fri 10/16

6:39 pm-8:33 pm

Nonstop1h 54m

Chicago O'Hare Intl

Mon 10/19

8:13 pm-10:00 pm

Nonstop1h 47m

$256

Quickest round-trip

Kansas CityChicago

MCI Kansas City - ORD Chicago O'Hare Intl

MCIORD

Kansas City

Fri 10/9

5:30 am-7:14 am

Nonstop1h 44m

Chicago O'Hare Intl

Mon 10/12

6:54 am-8:42 am

Nonstop1h 48m

$256

Kansas CityChicago

MCI Kansas City - ORD Chicago O'Hare Intl

MCIORD

Kansas City

Thu 12/3

6:00 am-7:47 am

Nonstop1h 47m

Chicago O'Hare Intl

Tue 12/8

8:40 am-10:26 am

Nonstop1h 46m

$257

Kansas CityChicago

MCI Kansas City - ORD Chicago O'Hare Intl

MCIORD

Kansas City

Wed 10/21

5:30 am-7:14 am

Nonstop1h 44m

Chicago O'Hare Intl

Wed 10/21

10:40 pm-12:28 am

Nonstop1h 48m

$257

Kansas CityChicago

MCI Kansas City - ORD Chicago O'Hare Intl

MCIORD

Kansas City

Sat 10/3

5:40 pm-9:38 pm

1 stop3h 58m

Chicago O'Hare Intl

Sat 10/10

5:30 pm-10:20 pm

1 stop4h 50m

$277

Kansas CityChicago

MCI Kansas City - ORD Chicago O'Hare Intl

MCIORD

Kansas City

Mon 10/26

9:16 am-12:51 pm

2 stops27h 35m

Chicago O'Hare Intl

Wed 10/28

6:30 am-7:47 pm

1 stop13h 17m

$316

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Kansas City is in December. Flight prices, which tend to average around $295, 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 December, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $325.

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 $558. Flights from Kansas City to Illinois on a Monday will generally be more expensive and average around $851. 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 City to Illinois during this time can be as low as $575. Flights at noon are often more expensive with an average ticket price of $1,043.

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 from Kansas City 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 $362 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 $293 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.

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	$110
Fastest flight time	1h 00m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Kansas City in the past 72 hours is $110. The best round-trip flight deal from Kansas City to Illinois found on momondo in the last 72 hours is $220.

The fastest flight from Kansas City to Illinois takes 1h 00m

Direct flights go from Kansas City to Illinois every day.

There are 98 airports in Illinois. From Kansas City there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL).

Search flight deals

Frequently asked questions about flying from Kansas City to Illinois

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?
The number of operators available for flights from Kansas City Airport to Illinois is 4 as of September 2026.
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?
momondo data reveals that the most frequently booked plane model on the route from Kansas City to Illinois is Airbus A319, representing 13.51% of all bookings. The subsequent popular models are Boeing 737-800 at 13.20%, Embraer 175 (Enhanced Winglets) at 12.85%, and Airbus A320-100/200 at 11.58%.

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
Frontier	PriceFrom $158	Free Cancellation	Rating 5.6 2,612 reviews	Search Frontier flights
United Airlines	PriceFrom $208	Free Cancellation	Rating 7.4 10,180 reviews	Search United Airlines flights
American Airlines	PriceFrom $219	Free Cancellation	Rating 7.1 12,041 reviews	Search American Airlines flights
Southwest	PriceFrom $245	Free Cancellation	Rating 8.0 4,196 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.