$90+ Cheap flights from Iowa 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — ORD
May 27 — Jun 31
Round-trip
1 adult, Economy
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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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Cheapest flights from Iowa to IllinoisExplore the most affordable flight options available from Iowa to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 27, 2026.
Explore the most affordable flight options available from Iowa to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 27, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Tue 6/28:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 4/26![Frontier logo]()
$162
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:41 pm
DSM
- ORD
1 stop26h 03m
Multiple Airlines
Sat 6/207:52 pm
ORD
- DSM
1 stop27h 00m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$193
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:45 pm
CID
- ORD
2 stops52h 28m
Multiple Airlines
Mon 6/18:05 am
ORD
- CID
1 stop9h 16m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$196
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 5/186:45 pm
CID
- ORD
2 stops37h 10m
Multiple Airlines
Fri 5/298:05 am
ORD
- CID
1 stop9h 16m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$198
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Thu 5/147:04 pm
MCW
- ORD
Nonstop1h 28m
United Airlines
Sun 5/177:00 am
ORD
- MCW
Nonstop1h 27m
United Airlines
Deal found 4/23![United Airlines logo]()
$202
This Frontier deal was found by Cheapflights users on 4/25. 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 5/288:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Mon 6/18:08 pm
STL
- OMA
1 stop23h 16m
Frontier
Deal found 4/25![Frontier logo]()
$202
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 8/255:00 am
DSM
- ORD
Nonstop1h 30m
American Airlines
Wed 9/27:00 am
ORD
- DSM
Nonstop1h 30m
American Airlines
Deal found 4/23![American Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/126:00 am
OMA
- ORD
Nonstop1h 43m
United Airlines
Tue 5/127:55 pm
ORD
- OMA
Nonstop1h 43m
United Airlines
Deal found 4/23![United Airlines logo]()
$213
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.
Tue 5/268:19 pm
OMA
- ORD
2 stops11h 36m
Frontier
Tue 6/29:37 pm
ORD
- OMA
1 stop21h 57m
Frontier
Deal found 4/27![Frontier logo]()
$216
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:19 pm
OMA
- STL
2 stops21h 14m
Frontier
Tue 5/268:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 4/26![Frontier logo]()
$216
This Trip.com deal was found by Cheapflights users on 4/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:19 pm
OMA
- ORD
1 stop24h 13m
Frontier
Wed 5/139:37 pm
ORD
- OMA
1 stop21h 57m
Frontier
Deal found 4/24![Frontier logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 6/32:16 pm
DSM
- ORD
2 stops17h 39m
Multiple Airlines
Sat 6/67:52 pm
ORD
- DSM
1 stop27h 00m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$225
Best flights from Iowa to IllinoisDiscover carefully curated flight deals from Iowa to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 27, 2026.
Discover carefully curated flight deals from Iowa to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 27, 2026.
This United Airlines deal was found by Cheapflights users on 4/25. 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 9/187:00 pm
MCW
- ORD
Nonstop1h 25m
United Airlines
Mon 9/215:10 pm
ORD
- MCW
Nonstop1h 29m
United Airlines
Deal found 4/25![United Airlines logo]()
$202
This Delta deal was found by Cheapflights users on 4/23. 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 8/2510:55 am
DSM
- ORD
1 stop5h 53m
Delta
Wed 9/26:00 am
ORD
- DSM
1 stop4h 15m
Delta
Deal found 4/23![Delta logo]()
$229
This American Airlines deal was found by Cheapflights users on 4/24. 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.
Sun 5/246:51 pm
MLI
- ORD
Nonstop1h 32m
American Airlines
Sun 5/315:10 pm
ORD
- MLI
Nonstop1h 11m
American Airlines
Deal found 4/24![American Airlines logo]()
$239
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 6/33:15 pm
DSM
- MDW
Nonstop1h 20m
Southwest
Sat 6/69:25 pm
MDW
- DSM
Nonstop1h 25m
Southwest
Deal found 4/26![Southwest logo]()
$253
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/297:00 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Mon 6/17:35 am
ORD
- MCW
Nonstop1h 35m
United Airlines
Deal found 4/25![United Airlines logo]()
$202
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Thu 7/307:15 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Thu 8/64:47 pm
ORD
- MCW
Nonstop1h 38m
United Airlines
Deal found 4/24![United Airlines logo]()
$202
This Delta deal was found by Cheapflights users on 4/23. 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 6/210:26 am
DSM
- ORD
1 stop6h 03m
Delta
Thu 6/46:24 am
ORD
- DSM
1 stop3h 52m
Delta
Deal found 4/23![Delta logo]()
$251
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.
Mon 5/255:25 am
DSM
- MDW
Nonstop1h 20m
Southwest
Thu 5/2810:20 am
MDW
- DSM
Nonstop1h 25m
Southwest
Deal found 4/26![Southwest logo]()
$269
This American Airlines deal was found by Cheapflights users on 4/23. 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 5/712:49 pm
MLI
- ORD
Nonstop1h 20m
American Airlines
Mon 5/1110:44 pm
ORD
- MLI
Nonstop1h 10m
American Airlines
Deal found 4/23![American Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 4/24. 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 6/96:07 am
DSM
- MDW
1 stop6h 29m
Delta
Tue 6/161:16 pm
MDW
- DSM
1 stop4h 07m
Delta
Deal found 4/24![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 4/24. 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 5/226:25 am
CID
- ORD
Nonstop1h 27m
United Airlines
Mon 5/255:45 pm
ORD
- CID
Nonstop1h 18m
United Airlines
Deal found 4/24![United Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 4/23. 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 5/273:15 pm
DSM
- MDW
Nonstop1h 20m
Southwest
Tue 6/309:20 pm
MDW
- DSM
Nonstop1h 25m
Southwest
Deal found 4/23![Southwest logo]()
$270
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1711:00 am
CID
- ORD
1 stop3h 57m
Delta
Sun 10/256:00 am
ORD
- CID
1 stop4h 13m
Delta
Deal found 4/26![Delta logo]()
$259
This United Airlines deal was found by Cheapflights users on 4/22. 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 8/297:00 pm
MCW
- ORD
Nonstop1h 25m
United Airlines
Tue 9/15:10 pm
ORD
- MCW
Nonstop1h 29m
United Airlines
Deal found 4/22![United Airlines logo]()
$242
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.
Tue 5/261:55 pm
OMA
- STL
1 stop9h 20m
Southwest
Tue 6/28:25 am
STL
- OMA
Nonstop1h 20m
Southwest
Deal found 4/26![Southwest logo]()
$273
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.
Sat 5/2311:59 am
CID
- MDW
1 stop5h 57m
Delta
Sun 5/249:22 am
MDW
- CID
2 stops6h 09m
Delta
Deal found 4/27![Delta logo]()
$264
This United Airlines deal was found by Cheapflights users on 4/24. 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 5/157:04 pm
MCW
- ORD
Nonstop1h 28m
United Airlines
Tue 5/1912:30 pm
ORD
- MCW
Nonstop1h 27m
United Airlines
Deal found 4/24![United Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 4/23. 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 5/274:45 pm
OMA
- MDW
2 stops5h 30m
Southwest
Fri 5/2910:15 am
MDW
- OMA
Nonstop1h 30m
Southwest
Deal found 4/23![Southwest logo]()
$276
This United Airlines deal was found by Cheapflights users on 4/25. 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 6/302:50 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Sat 7/412:30 pm
ORD
- MCW
Nonstop1h 28m
United Airlines
Deal found 4/25![United Airlines logo]()
$242
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:45 pm
OMA
- STL
1 stop5h 36m
Delta
Wed 5/273:11 pm
STL
- OMA
1 stop4h 21m
Delta
Deal found 4/26![Delta logo]()
$278
This Southwest deal was found by Cheapflights users on 4/25. 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 5/284:50 pm
OMA
- STL
1 stop7h 00m
Southwest
Mon 6/18:30 am
STL
- OMA
Nonstop1h 20m
Southwest
Deal found 4/25![Southwest logo]()
$279
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/277:43 am
SUX
- ORD
Nonstop1h 52m
United Airlines
Wed 8/194:00 pm
ORD
- SUX
Nonstop1h 53m
United Airlines
Deal found 4/26![United Airlines logo]()
$244
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:45 pm
OMA
- STL
1 stop5h 36m
Delta
Tue 5/265:36 pm
STL
- OMA
1 stop5h 20m
Delta
Deal found 4/26![Delta logo]()
$278
This Southwest deal was found by Cheapflights users on 4/24. 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 6/46:10 pm
OMA
- STL
1 stop5h 45m
Southwest
Tue 6/95:55 pm
STL
- OMA
1 stop4h 35m
Southwest
Deal found 4/24![Southwest logo]()
$283
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:55 am
MCW
- ORD
Nonstop1h 24m
United Airlines
Sun 5/174:45 pm
ORD
- MCW
Nonstop1h 31m
United Airlines
Deal found 4/26![United Airlines logo]()
$252
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.
Tue 5/195:30 am
DSM
- MDW
Nonstop1h 25m
Southwest
Wed 5/208:50 pm
MDW
- DSM
Nonstop1h 20m
Southwest
Deal found 4/26![Southwest logo]()
$288
This Delta deal was found by Cheapflights users on 4/23. 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.
Sat 5/911:59 am
CID
- MDW
1 stop5h 57m
Delta
Wed 5/139:23 am
MDW
- CID
1 stop6h 08m
Delta
Deal found 4/23![Delta logo]()
$289
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:04 pm
MCW
- ORD
Nonstop1h 28m
United Airlines
Fri 5/224:47 pm
ORD
- MCW
Nonstop1h 38m
United Airlines
Deal found 4/26![United Airlines logo]()
$252
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 5/2011:59 am
CID
- MDW
1 stop5h 57m
Delta
Wed 5/277:13 pm
MDW
- CID
1 stop3h 54m
Delta
Deal found 4/27![Delta logo]()
$289
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.
Wed 6/31:55 pm
OMA
- MDW
2 stops6h 15m
Southwest
Sat 6/610:15 am
MDW
- OMA
Nonstop1h 25m
Southwest
Deal found 4/27![Southwest logo]()
$298
Last-minute flights from Iowa to IllinoisDiscover last-minute flight deals from Iowa to Illinois. Data last updated April 27, 2026 and is based on user searches.
Discover last-minute flight deals from Iowa to Illinois. Data last updated April 27, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/23. 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 5/126:25 am
OMA
- MDW
1 stop6h 17m
Delta
Tue 5/127:13 pm
MDW
- OMA
1 stop3h 43m
Delta
Deal found 4/23![Delta logo]()
$233
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Thu 5/147:04 pm
MCW
- ORD
Nonstop1h 28m
United Airlines
Sun 5/177:00 am
ORD
- MCW
Nonstop1h 27m
United Airlines
Deal found 4/23![United Airlines logo]()
$202
This American Airlines deal was found by Cheapflights users on 4/23. 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 5/165:01 pm
DSM
- ORD
Nonstop1h 49m
American Airlines
Tue 5/266:40 am
ORD
- DSM
Nonstop1h 33m
American Airlines
Deal found 4/23![American Airlines logo]()
$231
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:45 pm
CID
- ORD
2 stops52h 28m
Multiple Airlines
Mon 6/18:05 am
ORD
- CID
1 stop9h 16m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$196
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 5/186:45 pm
CID
- ORD
2 stops37h 10m
Multiple Airlines
Fri 5/298:05 am
ORD
- CID
1 stop9h 16m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$198
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/195:01 pm
DSM
- ORD
Nonstop1h 49m
American Airlines
Wed 5/202:59 pm
ORD
- DSM
Nonstop1h 32m
American Airlines
Deal found 4/26![American Airlines logo]()
$237
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:19 pm
OMA
- STL
2 stops21h 14m
Frontier
Tue 5/268:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 4/26![Frontier logo]()
$216
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Tue 6/28:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 4/26![Frontier logo]()
$162
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/272:16 pm
DSM
- ORD
1 stop6h 16m
Multiple Airlines
Fri 5/298:05 am
ORD
- DSM
1 stop15h 19m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$233
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/272:16 pm
DSM
- ORD
1 stop6h 16m
Multiple Airlines
Thu 5/288:05 am
ORD
- DSM
2 stops36h 56m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$236
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:41 pm
DSM
- ORD
1 stop26h 03m
Multiple Airlines
Sat 6/207:52 pm
ORD
- DSM
1 stop27h 00m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$193
This Frontier deal was found by Cheapflights users on 4/25. 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 5/288:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Mon 6/18:08 pm
STL
- OMA
1 stop23h 16m
Frontier
Deal found 4/25![Frontier logo]()
$202
One-way flights from Iowa to IllinoisSearch for one-way flight options from Iowa to Illinois. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
Search for one-way flight options from Iowa to Illinois. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
This Frontier deal was found by Cheapflights users on 4/22. 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 5/112:16 pm
DSM
- ORD
1 stop6h 16m
Frontier
Deal found 4/22![Frontier logo]()
$90
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:41 pm
DSM
- ORD
1 stop26h 03m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$101
This Southwest deal was found by Cheapflights users on 4/24. 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 6/35:30 am
DSM
- MDW
Nonstop1h 25m
Southwest
Deal found 4/24![Southwest logo]()
$105
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 6/28:43 am
DSM
- ORD
Nonstop1h 49m
American Airlines
Deal found 4/23![American Airlines logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 5/186:45 pm
CID
- MDW
2 stops27h 17m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$107
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/206:49 pm
OMA
- ORD
Nonstop1h 44m
United Airlines
Deal found 4/23![United Airlines logo]()
$107
This Southwest deal was found by Cheapflights users on 4/23. 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 9/153:05 pm
OMA
- MDW
Nonstop1h 25m
Southwest
Deal found 4/23![Southwest logo]()
$108
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 5/116:45 pm
CID
- MDW
2 stops27h 17m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 5/186:45 pm
CID
- ORD
2 stops25h 06m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 4/24. 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.
Sat 5/238:19 pm
OMA
- ORD
2 stops11h 36m
Frontier
Deal found 4/24![Frontier logo]()
$112
This Delta deal was found by Cheapflights users on 4/23. 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 5/196:15 am
DSM
- MDW
1 stop6h 27m
Delta
Deal found 4/23![Delta logo]()
$115
This Delta deal was found by Cheapflights users on 4/23. 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 6/310:56 am
DSM
- ORD
1 stop5h 55m
Delta
Deal found 4/23![Delta logo]()
$115
Find flight deals from Iowa to Illinois
Keep the following information in mind while searching for Iowa to Illinois flight deals. Data was last updated April 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $162 (Kiwi.com) |
One-way from | $90 (Frontier) |
Popular in | April |
Cheapest in | September |
Average price | $368 |
Good round-trip deal | $218 or less |
Good one-way deal | $149 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Iowa 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 April 27, 2026.
Use the filters below to find and compare flights from Iowa to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Mason CityChicago
MCW - ORD
MCWORD
Mason City
Fri 9/18
7:00 pm-8:25 pm
Nonstop1h 25m
Chicago O'Hare Intl
Mon 9/21
5:10 pm-6:39 pm
Nonstop1h 29m
$202
Mason CityChicago
MCW - ORD
MCWORD
Mason City
Fri 5/29
7:00 pm-8:30 pm
Nonstop1h 30m
Chicago O'Hare Intl
Mon 6/1
7:35 am-9:10 am
Nonstop1h 35m
$202
Mason CityChicago
MCW - ORD
MCWORD
Mason City
Thu 7/30
7:15 pm-8:45 pm
Nonstop1h 30m
Chicago O'Hare Intl
Thu 8/6
4:47 pm-6:25 pm
Nonstop1h 38m
$202
Des MoinesChicago
DSM - ORD
DSMORD
Des Moines
Tue 8/25
10:55 am-4:48 pm
1 stop5h 53m
Chicago O'Hare Intl
Wed 9/2
6:00 am-10:15 am
1 stop4h 15m
$229
MolineChicago
MLI - ORD
MLIORD
Moline Quad-City
Sun 5/24
6:51 pm-8:23 pm
Nonstop1h 32m
Chicago O'Hare Intl
Sun 5/31
5:10 pm-6:21 pm
Nonstop1h 11m
$239
Cedar RapidsChicago
CID - ORD
CIDORD
Cedar Rapids
Fri 5/22
6:25 am-7:52 am
Nonstop1h 27m
Chicago O'Hare Intl
Mon 5/25
5:45 pm-7:03 pm
Nonstop1h 18m
$239
Mason CityChicago
MCW - ORD
MCWORD
Mason City
Sat 8/29
7:00 pm-8:25 pm
Nonstop1h 25m
Chicago O'Hare Intl
Tue 9/1
5:10 pm-6:39 pm
Nonstop1h 29m
$242
Mason CityChicago
MCW - ORD
MCWORD
Mason City
Fri 5/15
7:04 pm-8:32 pm
Nonstop1h 28m
Chicago O'Hare Intl
Tue 5/19
12:30 pm-1:57 pm
Nonstop1h 27m
$242
Mason CityChicago
MCW - ORD
MCWORD
Mason City
Tue 6/30
2:50 pm-4:20 pm
Nonstop1h 30m
Chicago O'Hare Intl
Sat 7/4
12:30 pm-1:58 pm
Nonstop1h 28m
$242
Sioux CityChicago
SUX - ORD
SUXORD
Sioux City Sioux Gateway
Sat 6/27
7:43 am-9:35 am
Nonstop1h 52m
Chicago O'Hare Intl
Wed 8/19
4:00 pm-5:53 pm
Nonstop1h 53m
$244
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Iowa to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Iowa with our price prediction graph.
OMA-STL
DSM-ORD
CID-ORD
MCW-ORD
OMA-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 Iowa to Illinois
USIA-USIL
OMA-STL
DSM-ORD
CID-ORD
MCW-ORD
How far ahead should I book a flight from Iowa to Illinois?
To ensure you get the cheapest price possible for a flight from Iowa to Illinois, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Iowa to Illinois?
Currently, February is the cheapest month in which you can book a flight from Iowa to Illinois (average of $126). Flying from Iowa to Illinois in January is currently the most expensive (average of $179). 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 IA to IL?
Find hourly flight availability from Iowa 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 April 27, 2026.
One of the essential ways to save on airfare from Iowa to Illinois is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 27% on airfare.
What is the cheapest day to fly from Iowa to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Iowa to Illinois. Price data was last updated on April 25, 2026.
Travelers seeking maximum savings on their Iowa to Illinois flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Iowa to Illinois
Explore weekly flight availability from Iowa 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 April 27, 2026.
The most flights from USIA to USIL are scheduled on a Monday (58 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (28 on average).
How much does it cost to fly round-trip from Iowa 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 April 27, 2026.
See what other customers who have flown with Denver Air Connection,Southwest, andContour from Iowa to Illinois have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Denver Air Connection
Boarding
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Food
8.2
Denver Air Connection
Denver Air Connection
Boarding
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Food
8.2
Denver Air Connection
Boarding
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Food
8.2
Denver Air Connection
Boarding
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Food
8.2
Denver Air Connection
Boarding
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Food
8.2
Denver Air Connection
Boarding
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Food
8.2
Related info for your journey
Find useful and relevant information for your journey from Iowa to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Iowa 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 Iowa to Illinois by cabin class
Find flights from Iowa to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Iowa and Illinois flights
Browse other Iowa and Illinois flight options. Last updated on April 27, 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 Iowa after your stay in Illinois
Iowa to Illinois flights
Consider these flights traveling from Iowa to Illinois.
Top 4 airlines flying from Iowa to Illinois
Discover the top 4 airlines that operate flights from Iowa 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 April 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$59 | Average$91 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$148 | Average$242 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$168 | Average$222 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$179 | Average$273 | FlexibilityNo cancel fee | On-time69% |