$65+ Cheap flights from Kansas 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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
ICT — ORD
Jun 1 — Jun 81
Round-trip
1 adult, Economy
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Cheapest flights from Kansas to IllinoisExplore the most affordable flight options available from Kansas to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 2, 2026.
Explore the most affordable flight options available from Kansas to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:24 pm
MCI
- STL
1 stop23h 09m
Frontier
Thu 6/46:33 pm
STL
- MCI
1 stop22h 56m
Frontier
Deal found 5/1![Frontier logo]()
$162
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/269:29 am
SLN
- ORD
Nonstop2h 05m
United Airlines
Tue 6/24:50 pm
ORD
- SLN
Nonstop2h 08m
United Airlines
Deal found 4/28![United Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:24 pm
MCI
- STL
1 stop23h 09m
Frontier
Fri 6/54:19 pm
STL
- MCI
2 stops25h 10m
Frontier
Deal found 4/28![Frontier logo]()
$190
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:54 am
JLN
- ORD
Nonstop1h 58m
United Airlines
Mon 9/2111:29 am
ORD
- JLN
Nonstop1h 49m
United Airlines
Deal found 4/28![United Airlines logo]()
$201
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:00 am
SLN
- ORD
Nonstop1h 53m
United Airlines
Sat 10/314:50 pm
ORD
- SLN
Nonstop2h 02m
United Airlines
Deal found 4/27![United Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:24 pm
MCI
- STL
1 stop14h 31m
Frontier
Fri 6/55:27 pm
STL
- MCI
1 stop24h 02m
Frontier
Deal found 5/1![Frontier logo]()
$207
This Southwest deal was found by Cheapflights users on 4/29. 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 6/33:10 pm
TUL
- MDW
Nonstop1h 40m
Southwest
Wed 6/1011:45 am
MDW
- TUL
Nonstop1h 45m
Southwest
Deal found 4/29![Southwest logo]()
$217
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 5/207:32 pm
TUL
- ORD
Nonstop2h 09m
American Airlines
Tue 5/264:59 pm
ORD
- TUL
Nonstop2h 11m
American Airlines
Deal found 4/29![American Airlines logo]()
$217
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/101:45 pm
MCI
- STL
1 stop5h 38m
Frontier
Fri 6/128:08 pm
STL
- MCI
1 stop16h 52m
Frontier
Deal found 4/29![Frontier logo]()
$221
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/305:10 am
TUL
- MDW
Nonstop1h 45m
Southwest
Wed 6/39:05 pm
MDW
- TUL
Nonstop1h 55m
Southwest
Deal found 4/27![Southwest logo]()
$230
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:30 pm
TUL
- ORD
Nonstop2h 10m
United Airlines
Wed 6/312:51 pm
ORD
- TUL
Nonstop2h 11m
United Airlines
Deal found 4/30![United Airlines logo]()
$230
This CheapOair deal was found by Cheapflights users on 5/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/211:45 pm
MCI
- STL
1 stop5h 38m
Frontier
Mon 8/248:08 pm
STL
- MCI
1 stop16h 52m
Frontier
Deal found 5/1![Frontier logo]()
$235
Best flights from Kansas to IllinoisDiscover carefully curated flight deals from Kansas to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 2, 2026.
Discover carefully curated flight deals from Kansas to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:24 pm
MCI
- STL
1 stop23h 09m
Frontier
Thu 6/46:33 pm
STL
- MCI
1 stop22h 56m
Frontier
Deal found 5/1![Frontier logo]()
$162
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/139:29 am
SLN
- ORD
Nonstop2h 05m
United Airlines
Wed 6/244:50 pm
ORD
- SLN
Nonstop2h 08m
United Airlines
Deal found 4/27![United Airlines logo]()
$186
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:28 pm
TUL
- MDW
1 stop4h 41m
Delta
Tue 6/25:15 pm
MDW
- TUL
1 stop6h 05m
Delta
Deal found 4/28![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/303:10 pm
TUL
- MDW
Nonstop1h 45m
Southwest
Sat 7/411:10 am
MDW
- TUL
2 stops7h 30m
Southwest
Deal found 4/30![Southwest logo]()
$298
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Fri 5/291:51 pm
TUL
- STL
1 stop5h 29m
American Airlines
Sun 5/316:00 am
STL
- TUL
1 stop5h 49m
American Airlines
Deal found 5/1![American Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:54 am
JLN
- ORD
Nonstop1h 58m
United Airlines
Sun 9/2011:29 am
ORD
- JLN
Nonstop1h 49m
United Airlines
Deal found 4/30![United Airlines logo]()
$201
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Wed 10/289:00 am
SLN
- ORD
Nonstop1h 53m
United Airlines
Sat 10/314:50 pm
ORD
- SLN
Nonstop2h 02m
United Airlines
Deal found 5/1![United Airlines logo]()
$206
This Delta deal was found by Cheapflights users on 4/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:28 pm
TUL
- ORD
1 stop5h 59m
Delta
Wed 5/275:30 am
ORD
- TUL
1 stop6h 37m
Delta
Deal found 4/27![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 5/209:06 am
JLN
- ORD
Nonstop1h 54m
United Airlines
Sun 5/2411:32 am
ORD
- JLN
Nonstop1h 50m
United Airlines
Deal found 4/29![United Airlines logo]()
$241
This Southwest deal was found by Cheapflights users on 4/29. 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.
Tue 6/92:05 pm
MCI
- MDW
1 stop2h 55m
Southwest
Wed 6/1011:25 am
MDW
- MCI
1 stop3h 50m
Southwest
Deal found 4/29![Southwest logo]()
$300
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/298:54 am
JLN
- ORD
Nonstop1h 58m
United Airlines
Wed 6/311:32 am
ORD
- JLN
Nonstop1h 50m
United Airlines
Deal found 4/29![United Airlines logo]()
$241
This Delta deal was found by Cheapflights users on 4/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:00 am
TUL
- ORD
1 stop6h 36m
Delta
Sat 6/276:35 am
ORD
- TUL
1 stop7h 00m
Delta
Deal found 4/27![Delta logo]()
$303
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:45 am
TUL
- STL
1 stop6h 29m
American Airlines
Sat 7/47:02 am
STL
- TUL
2 stops10h 21m
American Airlines
Deal found 4/28![American Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 4/26. 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 6/37:35 am
MCI
- ORD
1 stop5h 15m
Southwest
Wed 6/32:00 pm
ORD
- MCI
1 stop7h 05m
Southwest
Deal found 4/26![Southwest logo]()
$305
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Sat 6/278:54 am
JLN
- ORD
Nonstop1h 58m
United Airlines
Mon 9/2111:29 am
ORD
- JLN
Nonstop1h 49m
United Airlines
Deal found 4/29![United Airlines logo]()
$251
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:19 am
MCI
- ORD
1 stop5h 28m
Delta
Tue 6/25:41 pm
ORD
- MCI
1 stop5h 35m
Delta
Deal found 4/28![Delta logo]()
$305
This Southwest deal was found by Cheapflights users on 4/28. 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.
Tue 5/264:50 pm
TUL
- MDW
1 stop4h 55m
Southwest
Tue 6/24:40 pm
MDW
- TUL
2 stops6h 05m
Southwest
Deal found 4/28![Southwest logo]()
$308
This KAYAK deal was found by Cheapflights users on 4/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:42 pm
MCI
- ORD
Nonstop1h 56m
American Airlines
Thu 5/2811:17 am
ORD
- MCI
Nonstop1h 50m
American Airlines
Deal found 4/27![American Airlines logo]()
$370
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:00 am
TUL
- MDW
Nonstop1h 45m
Southwest
Mon 6/89:30 pm
MDW
- TUL
Nonstop1h 45m
Southwest
Deal found 4/27![Southwest logo]()
$311
This Delta deal was found by Cheapflights users on 4/29. 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 5/194:28 pm
TUL
- MDW
1 stop4h 41m
Delta
Wed 5/275:12 pm
MDW
- TUL
1 stop6h 08m
Delta
Deal found 4/29![Delta logo]()
$320
This Southwest deal was found by Cheapflights users on 5/1. 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 6/32:10 pm
MCI
- MDW
1 stop3h 00m
Southwest
Thu 6/410:20 am
MDW
- MCI
1 stop2h 50m
Southwest
Deal found 5/1![Southwest logo]()
$313
This Delta deal was found by Cheapflights users on 4/30. 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.
Wed 5/204:28 pm
TUL
- ORD
1 stop5h 25m
Delta
Tue 5/266:06 pm
ORD
- TUL
1 stop5h 14m
Delta
Deal found 4/30![Delta logo]()
$320
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Fri 6/265:17 pm
MCI
- ORD
1 stop6h 41m
American Airlines
Sun 6/286:46 am
ORD
- MCI
Nonstop1h 49m
American Airlines
Deal found 5/1![American Airlines logo]()
$393
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:20 am
TUL
- ORD
Nonstop2h 02m
United Airlines
Wed 6/312:51 pm
ORD
- TUL
Nonstop2h 11m
United Airlines
Deal found 4/30![United Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 4/29. 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 5/278:25 am
MCI
- STL
Nonstop1h 05m
Southwest
Wed 6/38:55 pm
STL
- MCI
Nonstop1h 05m
Southwest
Deal found 4/29![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 5/1. 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.
Fri 5/294:28 pm
TUL
- ORD
1 stop5h 25m
Delta
Mon 6/15:30 am
ORD
- TUL
1 stop6h 40m
Delta
Deal found 5/1![Delta logo]()
$326
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:15 am
TUL
- ORD
Nonstop2h 02m
United Airlines
Tue 6/98:22 pm
ORD
- TUL
Nonstop2h 08m
United Airlines
Deal found 4/27![United Airlines logo]()
$298
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/305:10 am
TUL
- MDW
Nonstop1h 45m
Southwest
Sun 5/317:00 pm
MDW
- TUL
1 stop5h 10m
Southwest
Deal found 4/30![Southwest logo]()
$321
This Delta deal was found by Cheapflights users on 4/29. 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.
Sun 5/2412:19 pm
MCI
- ORD
1 stop4h 32m
Delta
Thu 5/2812:30 pm
ORD
- MCI
1 stop4h 20m
Delta
Deal found 4/29![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 5/1. 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 6/56:00 am
ICT
- ORD
Nonstop2h 08m
United Airlines
Wed 6/108:52 am
ORD
- ICT
Nonstop2h 20m
United Airlines
Deal found 5/1![United Airlines logo]()
$317
Last-minute flights from Kansas to IllinoisDiscover last-minute flight deals from Kansas to Illinois. Data last updated May 2, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas to Illinois. Data last updated May 2, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/209:06 am
JLN
- ORD
Nonstop1h 54m
United Airlines
Sun 5/2411:32 am
ORD
- JLN
Nonstop1h 50m
United Airlines
Deal found 4/28![United Airlines logo]()
$201
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 5/207:32 pm
TUL
- ORD
Nonstop2h 09m
American Airlines
Tue 5/264:59 pm
ORD
- TUL
Nonstop2h 11m
American Airlines
Deal found 4/29![American Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/204:28 pm
TUL
- ORD
1 stop5h 25m
Delta
Tue 5/266:06 pm
ORD
- TUL
1 stop5h 14m
Delta
Deal found 4/28![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/215:10 am
TUL
- MDW
Nonstop1h 45m
Southwest
Mon 5/259:50 pm
MDW
- TUL
Nonstop1h 55m
Southwest
Deal found 4/27![Southwest logo]()
$243
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Thu 5/217:43 pm
TUL
- ORD
Nonstop2h 22m
American Airlines
Mon 5/259:50 pm
ORD
- TUL
Nonstop2h 06m
American Airlines
Deal found 4/30![American Airlines logo]()
$243
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/269:29 am
SLN
- ORD
Nonstop2h 05m
United Airlines
Tue 6/24:50 pm
ORD
- SLN
Nonstop2h 08m
United Airlines
Deal found 4/28![United Airlines logo]()
$186
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:28 pm
TUL
- MDW
1 stop4h 41m
Delta
Tue 6/25:15 pm
MDW
- TUL
1 stop6h 05m
Delta
Deal found 4/28![Delta logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:24 pm
MCI
- STL
1 stop14h 31m
Frontier
Fri 6/55:27 pm
STL
- MCI
1 stop24h 02m
Frontier
Deal found 5/1![Frontier logo]()
$207
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/305:10 am
TUL
- MDW
Nonstop1h 45m
Southwest
Wed 6/39:05 pm
MDW
- TUL
Nonstop1h 55m
Southwest
Deal found 4/27![Southwest logo]()
$230
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:30 pm
TUL
- ORD
Nonstop2h 10m
United Airlines
Wed 6/312:51 pm
ORD
- TUL
Nonstop2h 11m
United Airlines
Deal found 4/30![United Airlines logo]()
$230
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 5/306:55 am
TUL
- ORD
1 stop5h 23m
American Airlines
Wed 6/39:40 am
ORD
- TUL
Nonstop2h 09m
American Airlines
Deal found 4/30![American Airlines logo]()
$240
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 5/307:43 pm
TUL
- ORD
Nonstop2h 22m
American Airlines
Sat 6/610:00 pm
ORD
- TUL
Nonstop2h 05m
American Airlines
Deal found 4/30![American Airlines logo]()
$247
One-way flights from Kansas to IllinoisSearch for one-way flight options from Kansas to Illinois. Find affordable one-way fares based on user searches. Data last updated May 2, 2026.
Search for one-way flight options from Kansas to Illinois. Find affordable one-way fares based on user searches. Data last updated May 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:16 pm
MCI
- STL
1 stop23h 14m
Frontier
Deal found 5/1![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:45 pm
MCI
- STL
1 stop5h 38m
Frontier
Deal found 4/29![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:24 pm
MCI
- ORD
1 stop13h 31m
Frontier
Deal found 4/27![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:16 pm
MCI
- MDW
1 stop27h 52m
Frontier
Deal found 4/27![Frontier logo]()
$88
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:45 pm
MCI
- STL
1 stop5h 38m
Frontier
Deal found 4/29![Frontier logo]()
$95
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Sun 6/149:29 am
SLN
- ORD
Nonstop2h 05m
United Airlines
Deal found 4/29![United Airlines logo]()
$103
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/131:45 pm
MCI
- STL
1 stop5h 38m
Frontier
Deal found 4/29![Frontier logo]()
$109
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/193:10 pm
TUL
- MDW
Nonstop1h 40m
Southwest
Deal found 4/27![Southwest logo]()
$109
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 5/207:32 pm
TUL
- ORD
Nonstop2h 09m
American Airlines
Deal found 4/29![American Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/262:34 pm
MCI
- STL
1 stop28h 49m
Frontier
Deal found 4/29![Frontier logo]()
$112
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/251:45 pm
MCI
- STL
1 stop5h 38m
Frontier
Deal found 4/29![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:24 pm
MCI
- STL
1 stop23h 09m
Frontier
Deal found 4/29![Frontier logo]()
$116
Find flight deals from Kansas to Illinois
Keep the following information in mind while searching for Kansas to Illinois flight deals. Data was last updated May 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $162 (Kiwi.com) |
One-way from | $65 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $298 |
Good round-trip deal | $205 or less |
Good one-way deal | $103 or less |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated May 2, 2026.
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
Cheapest round-trip
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Mon 6/1
6:24 pm-5:33 pm
1 stop23h 09m
Lambert-St Louis
Thu 6/4
6:33 pm-5:29 pm
1 stop22h 56m
$162
SalinaChicago
SLN - ORD
SLNORD
Salina
Sat 6/13
9:29 am-11:34 am
Nonstop2h 05m
Chicago O'Hare Intl
Wed 6/24
4:50 pm-6:58 pm
Nonstop2h 08m
$186
JoplinChicago
JLN - ORD
JLNORD
Joplin
Fri 6/26
8:54 am-10:52 am
Nonstop1h 58m
Chicago O'Hare Intl
Sun 9/20
11:29 am-1:18 pm
Nonstop1h 49m
$201
SalinaChicago
SLN - ORD
SLNORD
Salina
Wed 10/28
9:00 am-10:53 am
Nonstop1h 53m
Chicago O'Hare Intl
Sat 10/31
4:50 pm-6:52 pm
Nonstop2h 02m
$206
TulsaChicago
TUL - MDW
TULMDW
Tulsa
Tue 5/26
4:28 pm-9:09 pm
1 stop4h 41m
Chicago Midway
Tue 6/2
5:15 pm-11:20 pm
1 stop6h 05m
$237
TulsaChicago
TUL - ORD
TULORD
Tulsa
Tue 5/19
4:28 pm-10:27 pm
1 stop5h 59m
Chicago O'Hare Intl
Wed 5/27
5:30 am-12:07 pm
1 stop6h 37m
$237
JoplinChicago
JLN - ORD
JLNORD
Joplin
Wed 5/20
9:06 am-11:00 am
Nonstop1h 54m
Chicago O'Hare Intl
Sun 5/24
11:32 am-1:22 pm
Nonstop1h 50m
$241
JoplinChicago
JLN - ORD
JLNORD
Joplin
Fri 5/29
8:54 am-10:52 am
Nonstop1h 58m
Chicago O'Hare Intl
Wed 6/3
11:32 am-1:22 pm
Nonstop1h 50m
$241
JoplinChicago
JLN - ORD
JLNORD
Joplin
Sat 6/27
8:54 am-10:52 am
Nonstop1h 58m
Chicago O'Hare Intl
Mon 9/21
11:29 am-1:18 pm
Nonstop1h 49m
$251
TulsaChicago
TUL - ORD
TULORD
Tulsa
Tue 6/2
7:20 am-9:22 am
Nonstop2h 02m
Chicago O'Hare Intl
Wed 6/3
12:51 pm-3:02 pm
Nonstop2h 11m
$297
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Kansas to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Kansas with our price prediction graph.
SLN-ORD
JLN-ORD
MCI-STL
TUL-ORD
TUL-MDW
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 to Illinois
USKS-USIL
SLN-ORD
JLN-ORD
MCI-STL
TUL-ORD
How far ahead should I book a flight from Kansas to Illinois?
The best time to book flights from Kansas to Illinois is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Kansas to Illinois?
Currently, June is the cheapest month in which you can book a flight from Kansas to Illinois (average of $103). Flying from Kansas to Illinois in January is currently the most expensive (average of $205). 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 KS to IL?
Find hourly flight availability from Kansas 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 May 2, 2026.
A simple way to save on the total cost of your ticket is to fly from Kansas to Illinois in the evening. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight in the afternoon.
What is the cheapest day to fly from Kansas to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Kansas to Illinois. Price data was last updated on April 25, 2026.
Travelers seeking maximum savings on their Kansas to Illinois flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Kansas to Illinois
Explore weekly flight availability from Kansas 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 May 2, 2026.
The most flights from USKS to USIL are scheduled on a Friday (32 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (29 on average).
How much does it cost to fly round-trip from Kansas to Illinois?
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 May 2, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Kansas to Illinois. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Kansas 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 to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Kansas to Illinois by cabin class
Find flights from Kansas to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Kansas and Illinois flights
Browse other Kansas and Illinois flight options. Last updated on May 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Illinois
Find the right flight back to Kansas after your stay in Illinois
Kansas to Illinois flights
Consider these flights traveling from Kansas to Illinois.
Top 2 airlines flying from Kansas to Illinois
Discover the top 2 airlines that operate flights from Kansas 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 May 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$185 | Average$248 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$209 | Average$379 | FlexibilityNo cancel fee | On-time71% |