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

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

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

As of July 2026, 110 flights take off from Illinois and land in Kansas each day. The most common flight departure time for this route is 3:00PM, with 49% of daily flights taking off in the afternoon.

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

As of July 2026, there are 770 flights per week flying from Illinois to Kansas. The most common day of the week flights depart is Fri, with 18% of flights taking off on this day.

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

Prices for flights from Illinois to Kansas were last updated today.

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

As of July 2026, there are 3 operators available to choose from for flights from Illinois to Kansas.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Kansas.

What documentation or ID do you need to fly to Kansas?

The travel and health documents you'll need for your trip to Kansas 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 Kansas. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$71 Cheap Flights from Illinois to Kansas in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Kansas

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:17 pm - 10:41 am

STL

MCI

16h 24m

1 stop

11:26 am - 5:22 pm

MCI

STL

5h 56m

1 stop

$138Frontier

Thu, Aug 27 - Mon, Aug 31

6:34 pm - 5:10 pm

STL

MCI

22h 36m

1 stop

6:17 pm - 5:37 pm

MCI

STL

23h 20m

1 stop

$139Frontier

Thu, Aug 6 - Mon, Aug 10

8:12 am - 10:17 am

ORD

TUL

2h 05mnonstop

7:34 pm - 9:40 pm

TUL

ORD

2h 06mnonstop

$177American Airlines

Sat, Oct 3 - Wed, Oct 7

8:55 pm - 10:45 pm

MDW

TUL

1h 50mnonstop

3:25 pm - 5:05 pm

TUL

MDW

1h 40mnonstop

$177Southwest

Thu, Aug 6 - Mon, Aug 10

9:25 pm - 11:26 pm

ORD

TUL

2h 01mnonstop

6:38 am - 8:50 am

TUL

ORD

2h 12mnonstop

$178American Airlines

Sat, Aug 29 - Sat, Sep 5

10:25 am - 12:10 pm

MDW

TUL

1h 45mnonstop

6:55 pm - 11:45 pm

TUL

MDW

4h 50m

1 stop

$187Southwest

Thu, Aug 6 - Mon, Aug 10

5:30 am - 11:56 am

ORD

TUL

6h 26m

1 stop

5:50 pm - 11:57 pm

TUL

ORD

6h 07m

1 stop

$197Delta

Sat, Aug 29 - Sat, Sep 5

9:20 pm - 11:25 pm

ORD

TUL

2h 05mnonstop

2:40 pm - 4:48 pm

TUL

ORD

2h 08mnonstop

$210United Airlines

Mon, Aug 10 - Mon, Aug 17

8:05 am - 3:57 pm

ORD

TUL

7h 52m

1 stop

12:41 pm - 8:55 pm

TUL

ORD

8h 14m

1 stop

$223Delta

Thu, Aug 13 - Tue, Aug 18

8:00 am - 2:54 pm

STL

TUL

6h 54m

1 stop

7:15 am - 12:03 pm

TUL

STL

4h 48m

1 stop

$255United Airlines

Sat, Aug 8 - Sat, Aug 22

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Frontier flights from Illinois to Kansas

Our best Frontier deals on Illinois to Kansas flight tickets

Frontier

Aug 27

STL6:17 pmLambert-St Louis

16h 24m

1 stop

MCI10:41 amKansas City

Aug 31

MCI11:26 amKansas City

5h 56m

1 stop

STL5:22 pmLambert-St Louis

$138

Frontier

Aug 6

STL6:34 pmLambert-St Louis

22h 36m

1 stop

MCI5:10 pmKansas City

Aug 10

MCI6:17 pmKansas City

23h 20m

1 stop

STL5:37 pmLambert-St Louis

$139

Frontier

Aug 20

STL6:17 pmLambert-St Louis

16h 24m

1 stop

MCI10:41 amKansas City

Aug 31

MCI11:26 amKansas City

5h 56m

1 stop

STL5:22 pmLambert-St Louis

$140

Southwest flights from Illinois to Kansas

Our best Southwest deals on Illinois to Kansas flight tickets

Southwest

Aug 6

MDW8:55 pmChicago Midway

1h 50m

TUL10:45 pmTulsa

Aug 10

TUL3:25 pmTulsa

1h 40m

MDW5:05 pmChicago Midway

$177

Southwest

Aug 6

MDW10:25 amChicago Midway

1h 45m

TUL12:10 pmTulsa

Aug 10

TUL6:55 pmTulsa

4h 50m

1 stop

MDW11:45 pmChicago Midway

$187

Southwest

Aug 6

MDW8:55 pmChicago Midway

1h 50m

TUL10:45 pmTulsa

Aug 10

TUL4:40 pmTulsa

5h 15m

2 stops

MDW9:55 pmChicago Midway

$192

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisKansas City

STL - MCI

STLMCI

Lambert-St Louis

Thu 8/27

6:17 pm-10:41 am

1 stop16h 24m

Kansas City

Mon 8/31

11:26 am-5:22 pm

1 stop5h 56m

$138

St. LouisKansas City

STL - MCI

STLMCI

Lambert-St Louis

Thu 8/6

6:34 pm-5:10 pm

1 stop22h 36m

Kansas City

Mon 8/10

6:17 pm-5:37 pm

1 stop23h 20m

$139

ChicagoTulsa

ORD - TUL

ORDTUL

Chicago O'Hare Intl

Sat 10/3

8:12 am-10:17 am

Nonstop2h 05m

Tulsa

Wed 10/7

7:34 pm-9:40 pm

Nonstop2h 06m

$177

Quickest round-trip

ChicagoTulsa

MDW - TUL

MDWTUL

Chicago Midway

Thu 8/6

8:55 pm-10:45 pm

Nonstop1h 50m

Tulsa

Mon 8/10

3:25 pm-5:05 pm

Nonstop1h 40m

$177

ChicagoTulsa

ORD - TUL

ORDTUL

Chicago O'Hare Intl

Sat 8/29

9:25 pm-11:26 pm

Nonstop2h 01m

Tulsa

Sat 9/5

6:38 am-8:50 am

Nonstop2h 12m

$178

ChicagoTulsa

MDW - TUL

MDWTUL

Chicago Midway

Thu 8/6

10:25 am-12:10 pm

Nonstop1h 45m

Tulsa

Mon 8/10

6:55 pm-11:45 pm

1 stop4h 50m

$187

ChicagoTulsa

ORD - TUL

ORDTUL

Chicago O'Hare Intl

Sat 8/29

5:30 am-11:56 am

1 stop6h 26m

Tulsa

Sat 9/5

5:50 pm-11:57 pm

1 stop6h 07m

$197

ChicagoTulsa

ORD - TUL

ORDTUL

Chicago O'Hare Intl

Mon 8/10

9:20 pm-11:25 pm

Nonstop2h 05m

Tulsa

Mon 8/17

2:40 pm-4:48 pm

Nonstop2h 08m

$210

ChicagoTulsa

ORD - TUL

ORDTUL

Chicago O'Hare Intl

Thu 8/13

8:05 am-3:57 pm

1 stop7h 52m

Tulsa

Tue 8/18

12:41 pm-8:55 pm

1 stop8h 14m

$223

St. LouisTulsa

STL - TUL

STLTUL

Lambert-St Louis

Sat 8/8

8:00 am-2:54 pm

1 stop6h 54m

Tulsa

Sat 8/22

7:15 am-12:03 pm

1 stop4h 48m

$255

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 Illinois to Kansas

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 Kansas?

If you are unable to visit Kansas during the month of February, then departing from Illinois during the month September is also very affordable. Most momondo users find prices during this month for around $259.

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

The cheapest day to depart on your flight to Kansas is on a Thursday when prices can be found for as low as $279. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Kansas for around $397.

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

Our most recent data shows that the best time of day to fly to Kansas is at noon. Flights from Illinois to Kansas during this time can be as low as $289. Flights in the morning are often more expensive with an average ticket price of $322.

What is the cheapest Illinois to Kansas flight route?

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

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

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

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

Cheap Illinois to Kansas flight deals and tips

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

Best Price Found	$165
Fastest flight time	1h 05m
Direct flights	Mon, Wed, Thu, Fri, Sat and Sun
Airports in Kansas	30 airports

The best one-way flight to Kansas from Illinois in the past 72 hours is $165. The best round-trip flight deal from Illinois to Kansas found on momondo in the last 72 hours is $309.

The fastest flight from Illinois to Kansas takes 1h 05m

Direct flights go from Illinois to Kansas on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Southwest.

There are 30 airports in Kansas. From Illinois there are direct flights to Kansas City (MCI), Tulsa (TUL).

Search flight deals

Frequently asked questions about flying from Illinois to Kansas

When did momondo last update prices for flights from Illinois to Kansas?
Prices for flights from Illinois to Kansas were last updated today.
How many operators does momondo search for flights from Illinois to Kansas?
As of July 2026, there are 3 operators available to choose from for flights from Illinois to Kansas.
How old do you have to be to fly from Illinois to Kansas?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Kansas.
What documentation or ID do you need to fly to Kansas?
The travel and health documents you'll need for your trip to Kansas 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 Kansas. 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 Illinois to Kansas?
Based on momondo bookings for flights between Illinois and Kansas, the leading plane model is Canadair (Bombardier) Regional Jet 700, making up 15.84% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet CRJ-550 with 15.32%, Embraer 175 (Enhanced Winglets) with 15.06%, and Canadair (Bombardier) Regional Jet with 14.81%.

Best airlines flying from Illinois to Kansas

Compare and see reviews for airlines that fly from Illinois to Kansas with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $185	Free Cancellation	Rating 7.4 10,006 reviews		Search United Airlines flights
American Airlines	PriceFrom $209	Free Cancellation	Rating 7.1 11,826 reviews		Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kansas from Illinois.

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

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

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

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 Kansas from Illinois.

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

Of course. momondo tracks the price of Illinois to Kansas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.