$49+ Cheap flights from Kansas City (MCI) 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — ORD
Jul 5 — Jul 121
1 adult, Economy
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Find cheap flights from Kansas City to Illinois with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Kansas City to Illinois
Keep the following information in mind while searching for Kansas City to Illinois flight deals. Data was last updated June 30, 2025.
Round-trip from | $97 (Southwest) |
|---|---|
One-way from | $49 (Southwest) |
Popular in | March |
Cheapest in | September |
Average price | $329 |
Find flight deals from Kansas City to Illinois
Cheapest flights from Kansas City to IllinoisExplore the most affordable flight options available from Kansas City to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.
Explore the most affordable flight options available from Kansas City to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.
This Southwest deal was found by Cheapflights users on 6/29. 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 9/311:30 amMCI - STL
Nonstop1h 05mSouthwest
Mon 9/89:30 pmSTL - MCI
Nonstop1h 05mSouthwest
Deal found 6/29![Southwest logo]()
$97
This Southwest deal was found by Cheapflights users on 6/28. 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.
Sat 9/275:25 pmMCI - ORD
1 stop4h 35mSouthwest
Tue 9/301:30 pmORD - MCI
1 stop7h 10mSouthwest
Deal found 6/28![Southwest logo]()
$188
This Southwest deal was found by Cheapflights users on 6/29. 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.
Thu 8/77:10 pmMCI - MDW
1 stop4h 40mSouthwest
Sat 8/98:25 amMDW - MCI
1 stop8h 05mSouthwest
Deal found 6/29![Southwest logo]()
$188
This FlightHub deal was found by Cheapflights users on 6/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/114:56 pmMCI - ORD
1 stop22h 54mFrontier
Sun 9/146:16 pmORD - MCI
1 stop21h 45mFrontier
Deal found 6/28![Frontier logo]()
$189
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Wed 9/107:12 amMCI - ORD
Nonstop1h 39mAmerican Airlines
Wed 9/2410:03 amORD - MCI
1 stop7h 22mAmerican Airlines
Deal found 6/30![American Airlines logo]()
$194
This Delta deal was found by Cheapflights users on 6/29. 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.
Tue 8/266:35 amMCI - ORD
1 stop6h 10mDelta
Sun 8/316:10 amORD - MCI
1 stop5h 21mDelta
Deal found 6/29![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 6/30. 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.
Sun 8/316:35 amMCI - MDW
1 stop5h 53mDelta
Tue 9/27:17 pmMDW - MCI
1 stop3h 48mDelta
Deal found 6/30![Delta logo]()
$197
This Frontier deal was found by Cheapflights users on 6/30. 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.
Mon 9/12:18 pmMCI - MDW
1 stop10h 06mFrontier
Thu 9/46:20 amMDW - MCI
1 stop9h 41mFrontier
Deal found 6/30![Frontier logo]()
$205
This FlightHub deal was found by Cheapflights users on 6/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2211:22 amMCI - ORD
1 stop12h 32mMultiple Airlines
Wed 8/276:21 pmORD - MCI
1 stop23h 46mMultiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$210
This American Airlines deal was found by Cheapflights users on 6/29. 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.
Mon 8/185:17 amMCI - STL
1 stop7h 55mAmerican Airlines
Tue 8/197:23 amSTL - MCI
1 stop13h 25mAmerican Airlines
Deal found 6/29![American Airlines logo]()
$220
This United Airlines deal was found by Cheapflights users on 6/29. 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 8/297:30 amMCI - ORD
Nonstop1h 47mUnited Airlines
Sun 8/3112:45 pmORD - MCI
Nonstop1h 32mUnited Airlines
Deal found 6/29![United Airlines logo]()
$226
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Sat 7/125:49 pmMCI - MLI
1 stop5h 27mAmerican Airlines
Thu 7/176:37 pmMLI - MCI
1 stop5h 22mAmerican Airlines
Deal found 6/27![American Airlines logo]()
$229
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2025.
Use the filters below to find and compare flights from Kansas City to Illinois that are best for you.
Fly from
Kansas City
Fly to
Illinois
Route
Depart
Return
Price
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Wed 9/3
11:30 am-12:35 pm
Nonstop1h 05m
Lambert-St Louis
Mon 9/8
9:30 pm-10:35 pm
Nonstop1h 05m
$97
Kansas CityChicago
MCI - ORD
MCIORD
Kansas City
Sat 9/27
5:25 pm-10:00 pm
1 stop4h 35m
Chicago O'Hare Intl
Tue 9/30
1:30 pm-8:40 pm
1 stop7h 10m
$188
Kansas CityChicago
MCI - MDW
MCIMDW
Kansas City
Thu 8/7
7:10 pm-11:50 pm
1 stop4h 40m
Chicago Midway
Sat 8/9
8:25 am-4:30 pm
1 stop8h 05m
$188
Kansas CityChicago
MCI - ORD
MCIORD
Kansas City
Thu 9/11
4:56 pm-3:50 pm
1 stop22h 54m
Chicago O'Hare Intl
Sun 9/14
6:16 pm-4:01 pm
1 stop21h 45m
$189
Kansas CityChicago
MCI - ORD
MCIORD
Kansas City
Wed 9/10
7:12 am-8:51 am
Nonstop1h 39m
Chicago O'Hare Intl
Wed 9/24
10:03 am-5:25 pm
1 stop7h 22m
$194
Kansas CityChicago
MCI - ORD
MCIORD
Kansas City
Tue 8/26
6:35 am-12:45 pm
1 stop6h 10m
Chicago O'Hare Intl
Sun 8/31
6:10 am-11:31 am
1 stop5h 21m
$197
Kansas CityChicago
MCI - MDW
MCIMDW
Kansas City
Sun 8/31
6:35 am-12:28 pm
1 stop5h 53m
Chicago Midway
Wed 9/3
7:17 pm-11:05 pm
1 stop3h 48m
$197
Kansas CityChicago
MCI - MDW
MCIMDW
Kansas City
Mon 9/1
2:18 pm-12:24 am
1 stop10h 06m
Chicago Midway
Thu 9/4
6:20 am-4:01 pm
1 stop9h 41m
$205
Kansas CityChicago
MCI - ORD
MCIORD
Kansas City
Fri 8/22
11:22 am-11:54 pm
1 stop12h 32m
Chicago O'Hare Intl
Wed 8/27
6:21 pm-6:07 pm
1 stop23h 46m
$210
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Mon 8/18
5:17 am-1:12 pm
1 stop7h 55m
Lambert-St Louis
Tue 8/19
7:23 am-8:48 pm
1 stop13h 25m
$220
Showing 1-10 of 38 results
Best time to book a flight from Kansas City to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Kansas City 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 City to Illinois
What is the cheapest month to book a flight from Kansas City to Illinois?
Currently, August is the cheapest month in which you can book a flight from Kansas City to Illinois (average of $245). Flying from Kansas City 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 MCI to IL?
Find hourly flight availability from Kansas City 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 June 30, 2025.
When flying from Kansas City to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Kansas City to Illinois
Explore weekly flight availability from Kansas City 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 June 30, 2025.
The most flights from MCI to USIL are scheduled on a Monday (63 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).
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 June 30, 2025.
Read through reviews of airlines operating flights from Kansas City to Illinois, such as Southwest, Delta, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.2
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.2
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.2
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.2
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.2
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.2
Crew
8.6
Comfort
8.0
Entertainment
7.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Related info for your journey
Find useful and relevant information for your journey from Kansas City to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Kansas City to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Kansas City to Illinois
Discover the top 3 airlines that operate flights from Kansas City 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 June 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$163 | Average$297 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$185 | Average$331 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$208 | Average$325 | FlexibilityNo cancel fee | On-time63% |