$65+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — ORD
May 31 — Jun 71
Round-trip
1 adult, Economy
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Find cheap flights from Iowa to Illinois with Cheapflights
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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 May 1, 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 May 1, 2026.
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.
Tue 5/268:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Tue 6/28:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 4/28![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 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 6/269:45 am
MCW
- ORD
Nonstop1h 30m
United Airlines
Sun 6/287:35 am
ORD
- MCW
Nonstop1h 35m
United Airlines
Deal found 5/1![United Airlines logo]()
$202
This Frontier 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 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 4/28![Frontier logo]()
$202
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
1 stop24h 13m
Frontier
Tue 6/29:37 pm
ORD
- OMA
1 stop21h 57m
Frontier
Deal found 4/27![Frontier logo]()
$213
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 5/278:19 pm
OMA
- ORD
1 stop24h 13m
Frontier
Wed 6/39:37 pm
ORD
- OMA
1 stop21h 57m
Frontier
Deal found 4/29![Frontier logo]()
$215
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.
Sat 5/238:19 pm
OMA
- STL
2 stops21h 14m
Frontier
Tue 5/268:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 4/27![Frontier logo]()
$216
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.
Tue 5/268:19 pm
OMA
- STL
1 stop23h 04m
Multiple Airlines
Tue 6/26:33 pm
STL
- OMA
2 stops38h 34m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$224
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.
Wed 6/32:16 pm
DSM
- ORD
1 stop6h 16m
Frontier
Tue 6/99:48 pm
ORD
- DSM
1 stop15h 43m
Frontier
Deal found 4/28![Frontier logo]()
$226
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.
Wed 6/32:16 pm
DSM
- ORD
2 stops17h 39m
Multiple Airlines
Thu 6/44:05 pm
ORD
- DSM
1 stop19h 17m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$228
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 May 1, 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 May 1, 2026.
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 6/269:45 am
MCW
- ORD
Nonstop1h 30m
United Airlines
Sun 6/287:35 am
ORD
- MCW
Nonstop1h 35m
United Airlines
Deal found 5/1![United Airlines logo]()
$202
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:19 pm
LSE
- ORD
Nonstop1h 31m
American Airlines
Sat 11/144:15 pm
ORD
- LSE
Nonstop1h 17m
American Airlines
Deal found 4/27![American Airlines logo]()
$229
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 6/23:10 pm
DSM
- MDW
Nonstop1h 20m
Southwest
Tue 6/910:10 am
MDW
- DSM
Nonstop1h 20m
Southwest
Deal found 4/30![Southwest logo]()
$237
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 5/234:11 pm
CID
- ORD
1 stop5h 09m
Delta
Sun 5/246:24 am
ORD
- CID
1 stop4h 52m
Delta
Deal found 4/27![Delta logo]()
$259
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 5/297:00 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Fri 6/57:35 am
ORD
- MCW
Nonstop1h 35m
United Airlines
Deal found 4/30![United Airlines logo]()
$202
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.
Sat 7/185:41 pm
LSE
- ORD
Nonstop1h 41m
American Airlines
Sun 7/1910:37 pm
ORD
- LSE
Nonstop1h 22m
American Airlines
Deal found 4/29![American Airlines logo]()
$229
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.
Fri 5/2911:52 am
LSE
- ORD
Nonstop1h 22m
American Airlines
Sun 5/3110:45 pm
ORD
- LSE
Nonstop1h 21m
American Airlines
Deal found 4/29![American Airlines logo]()
$229
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 6/103:45 pm
DSM
- MDW
Nonstop1h 20m
Southwest
Wed 6/179:20 pm
MDW
- DSM
Nonstop1h 25m
Southwest
Deal found 4/26![Southwest logo]()
$253
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.
Sat 5/304:11 pm
CID
- ORD
1 stop5h 09m
Delta
Tue 6/26:24 am
ORD
- CID
1 stop4h 52m
Delta
Deal found 4/28![Delta logo]()
$259
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 6/196:34 pm
MLI
- ORD
Nonstop1h 21m
United Airlines
Sun 6/218:40 am
ORD
- MLI
Nonstop1h 19m
United Airlines
Deal found 4/30![United Airlines logo]()
$239
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.
Thu 6/2512:09 pm
CID
- ORD
1 stop4h 53m
Delta
Sat 7/46:25 pm
ORD
- CID
1 stop4h 24m
Delta
Deal found 4/29![Delta logo]()
$259
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.
Thu 6/2511:35 am
CID
- ORD
Nonstop1h 24m
American Airlines
Sat 6/274:45 pm
ORD
- CID
Nonstop1h 21m
American Airlines
Deal found 4/26![American Airlines logo]()
$239
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.
Thu 6/49:45 am
MCW
- ORD
Nonstop1h 30m
United Airlines
Fri 6/267:35 am
ORD
- MCW
Nonstop1h 35m
United Airlines
Deal found 5/1![United Airlines logo]()
$242
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.
Wed 5/205:30 am
OMA
- MDW
Nonstop1h 25m
Southwest
Tue 5/2610:15 am
MDW
- OMA
Nonstop1h 30m
Southwest
Deal found 4/28![Southwest logo]()
$283
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 8/257:00 am
CID
- ORD
1 stop4h 29m
Delta
Sun 8/306:00 am
ORD
- CID
1 stop5h 27m
Delta
Deal found 4/28![Delta logo]()
$259
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.
Mon 6/111:07 am
MLI
- ORD
Nonstop1h 15m
American Airlines
Mon 6/85:08 pm
ORD
- MLI
Nonstop1h 14m
American Airlines
Deal found 5/1![American Airlines logo]()
$239
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 8/147:00 pm
MCW
- ORD
Nonstop1h 25m
United Airlines
Sun 8/167:45 am
ORD
- MCW
Nonstop1h 29m
United Airlines
Deal found 4/30![United Airlines logo]()
$242
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.
Tue 6/302:50 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Sat 7/412:30 pm
ORD
- MCW
Nonstop1h 28m
United Airlines
Deal found 4/29![United Airlines logo]()
$242
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.
Sun 5/179:54 am
LSE
- ORD
Nonstop1h 25m
American Airlines
Sat 5/3010:45 pm
ORD
- LSE
Nonstop1h 21m
American Airlines
Deal found 5/1![American Airlines logo]()
$244
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.
Tue 6/306:46 am
CID
- ORD
2 stops6h 18m
Delta
Sat 7/41:55 pm
ORD
- CID
2 stops8h 54m
Delta
Deal found 4/30![Delta logo]()
$269
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 6/64:10 pm
OMA
- MDW
1 stop7h 00m
Southwest
Mon 6/89:25 pm
MDW
- OMA
Nonstop1h 30m
Southwest
Deal found 4/27![Southwest logo]()
$301
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 9/1110:10 am
MCW
- ORD
Nonstop1h 25m
United Airlines
Mon 9/145:10 pm
ORD
- MCW
Nonstop1h 29m
United Airlines
Deal found 4/29![United Airlines logo]()
$242
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 6/612:29 pm
DSM
- ORD
1 stop4h 00m
Delta
Wed 6/108:36 am
ORD
- DSM
1 stop5h 29m
Delta
Deal found 4/27![Delta logo]()
$273
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.
Sat 5/235:30 pm
OMA
- MDW
1 stop11h 30m
Southwest
Mon 5/2511:50 am
MDW
- OMA
Nonstop1h 30m
Southwest
Deal found 4/26![Southwest logo]()
$307
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 6/277:43 am
SUX
- ORD
Nonstop1h 52m
United Airlines
Wed 8/194:00 pm
ORD
- SUX
Nonstop1h 53m
United Airlines
Deal found 4/27![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.
Tue 5/265:28 pm
DSM
- ORD
1 stop3h 52m
Delta
Thu 5/286:24 am
ORD
- DSM
1 stop6h 00m
Delta
Deal found 4/26![Delta logo]()
$273
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.
Thu 5/288:10 pm
OMA
- MDW
1 stop8h 50m
Southwest
Sat 5/308:30 am
MDW
- OMA
1 stop5h 20m
Southwest
Deal found 4/28![Southwest logo]()
$311
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.
Sat 10/106:06 am
LSE
- ORD
Nonstop1h 24m
American Airlines
Wed 10/148:00 am
ORD
- LSE
Nonstop1h 23m
American Airlines
Deal found 5/1![American Airlines logo]()
$299
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.
Mon 5/117:04 pm
MCW
- ORD
Nonstop1h 28m
United Airlines
Sat 5/2312:30 pm
ORD
- MCW
Nonstop1h 28m
United Airlines
Deal found 4/26![United Airlines logo]()
$252
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
Last-minute flights from Iowa to IllinoisDiscover last-minute flight deals from Iowa to Illinois. Data last updated May 1, 2026 and is based on user searches.
Discover last-minute flight deals from Iowa to Illinois. Data last updated May 1, 2026 and is based on user searches.
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 4/29. 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 5/229:45 am
MCW
- ORD
Nonstop1h 30m
United Airlines
Mon 5/254:47 pm
ORD
- MCW
Nonstop1h 38m
United Airlines
Deal found 4/29![United Airlines logo]()
$202
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.
Sat 5/238:19 pm
OMA
- STL
2 stops21h 14m
Frontier
Tue 5/268:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 4/27![Frontier logo]()
$216
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 5/235:34 pm
LSE
- ORD
Nonstop1h 33m
American Airlines
Sun 5/2410:45 pm
ORD
- LSE
Nonstop1h 21m
American Airlines
Deal found 4/30![American Airlines logo]()
$229
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.
Tue 5/268:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Tue 6/28:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 4/28![Frontier logo]()
$162
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
1 stop24h 13m
Frontier
Tue 6/29:37 pm
ORD
- OMA
1 stop21h 57m
Frontier
Deal found 4/27![Frontier logo]()
$213
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.
Tue 5/268:19 pm
OMA
- STL
1 stop23h 04m
Multiple Airlines
Tue 6/26:33 pm
STL
- OMA
2 stops38h 34m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$224
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 5/278:19 pm
OMA
- ORD
1 stop24h 13m
Frontier
Wed 6/39:37 pm
ORD
- OMA
1 stop21h 57m
Frontier
Deal found 4/29![Frontier logo]()
$215
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.
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 4/28. 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 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 4/28![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 May 1, 2026.
Search for one-way flight options from Iowa to Illinois. Find affordable one-way fares based on user searches. Data last updated May 1, 2026.
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 5/268:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Deal found 4/29![Frontier logo]()
$65
This Frontier 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 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 4/27![Frontier logo]()
$90
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 6/87:56 pm
OMA
- ORD
1 stop24h 47m
Frontier
Deal found 4/28![Frontier logo]()
$97
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:15 pm
OMA
- ORD
1 stop24h 28m
Frontier
Deal found 4/30![Frontier logo]()
$98
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 5/188:19 pm
OMA
- ORD
1 stop24h 13m
Frontier
Deal found 4/27![Frontier logo]()
$104
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 5/258:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Deal found 4/27![Frontier logo]()
$105
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.
Fri 6/262:16 pm
DSM
- ORD
1 stop6h 27m
Frontier
Deal found 4/29![Frontier logo]()
$115
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:19 pm
OMA
- ORD
1 stop24h 13m
Frontier
Deal found 4/28![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 5/278:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Deal found 4/29![Frontier logo]()
$115
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/122:16 pm
DSM
- ORD
1 stop6h 27m
Frontier
Deal found 4/28![Frontier logo]()
$116
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:19 pm
OMA
- ORD
1 stop24h 13m
Frontier
Deal found 4/30![Frontier logo]()
$116
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.
Sat 5/238:19 pm
OMA
- STL
2 stops21h 14m
Frontier
Deal found 4/27![Frontier logo]()
$118
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 May 1, 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 | September |
Average price | $257 |
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 May 1, 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 6/26
9:45 am-11:15 am
Nonstop1h 30m
Chicago O'Hare Intl
Sun 6/28
7:35 am-9:10 am
Nonstop1h 35m
$202
Mason CityChicago
MCW - ORD
MCWORD
Mason City
Fri 5/29
7:00 pm-8:30 pm
Nonstop1h 30m
Chicago O'Hare Intl
Fri 6/5
7:35 am-9:10 am
Nonstop1h 35m
$202
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Wed 10/21
6:19 pm-7:50 pm
Nonstop1h 31m
Chicago O'Hare Intl
Sat 11/14
4:15 pm-5:32 pm
Nonstop1h 17m
$229
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Sat 7/18
5:41 pm-7:22 pm
Nonstop1h 41m
Chicago O'Hare Intl
Sun 7/19
10:37 pm-11:59 pm
Nonstop1h 22m
$229
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Fri 5/29
11:52 am-1:14 pm
Nonstop1h 22m
Chicago O'Hare Intl
Sun 5/31
10:45 pm-12:06 am
Nonstop1h 21m
$229
Des MoinesChicago
DSM - MDW
DSMMDW
Des Moines
Tue 6/2
3:10 pm-4:30 pm
Nonstop1h 20m
Chicago Midway
Tue 6/9
10:10 am-11:30 am
Nonstop1h 20m
$237
MolineChicago
MLI - ORD
MLIORD
Moline Quad-City
Fri 6/19
6:34 pm-7:55 pm
Nonstop1h 21m
Chicago O'Hare Intl
Sun 6/21
8:40 am-9:59 am
Nonstop1h 19m
$239
Cedar RapidsChicago
CID - ORD
CIDORD
Cedar Rapids
Thu 6/25
11:35 am-12:59 pm
Nonstop1h 24m
Chicago O'Hare Intl
Sat 6/27
4:45 pm-6:06 pm
Nonstop1h 21m
$239
Quickest round-trip
MolineChicago
MLI - ORD
MLIORD
Moline Quad-City
Mon 6/1
11:07 am-12:22 pm
Nonstop1h 15m
Chicago O'Hare Intl
Mon 6/8
5:08 pm-6:22 pm
Nonstop1h 14m
$239
Mason CityChicago
MCW - ORD
MCWORD
Mason City
Thu 6/4
9:45 am-11:15 am
Nonstop1h 30m
Chicago O'Hare Intl
Fri 6/26
7:35 am-9:10 am
Nonstop1h 35m
$242
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.
DSM-MDW
DSM-ORD
CID-ORD
OMA-STL
MCW-ORD
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
DSM-MDW
DSM-ORD
CID-ORD
OMA-STL
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 May 1, 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 May 1, 2026.
The most flights from USIA to USIL are scheduled on a Friday (59 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (39 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 May 1, 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
Crew
9.1
Entertainment
7.6
Food
8.2
Boarding
8.2
Comfort
8.6
Overall
8.1
Denver Air Connection
Denver Air Connection
Crew
9.1
Entertainment
7.6
Food
8.2
Boarding
8.2
Comfort
8.6
Overall
8.1
Denver Air Connection
Crew
9.1
Entertainment
7.6
Food
8.2
Boarding
8.2
Comfort
8.6
Overall
8.1
Denver Air Connection
Crew
9.1
Entertainment
7.6
Food
8.2
Boarding
8.2
Comfort
8.6
Overall
8.1
Denver Air Connection
Crew
9.1
Entertainment
7.6
Food
8.2
Boarding
8.2
Comfort
8.6
Overall
8.1
Denver Air Connection
Crew
9.1
Entertainment
7.6
Food
8.2
Boarding
8.2
Comfort
8.6
Overall
8.1
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
Toggle through the tabs below to find thousands of 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 May 1, 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 May 1, 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% |