$67+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — ORD
Jun 6 — Jun 131
Round-trip
1 adult, Economy
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Find cheap flights from Iowa to Illinois with Cheapflights
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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 7, 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 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/238:25 pm
OMA
- ORD
1 stop24h 18m
Frontier
Tue 7/149:57 pm
ORD
- OMA
1 stop21h 23m
Frontier
Deal found 5/5![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 8/128:05 pm
OMA
- ORD
1 stop24h 47m
Frontier
Tue 8/189:48 pm
ORD
- OMA
1 stop21h 46m
Frontier
Deal found 5/4![Frontier logo]()
$167
This Frontier deal was found by Cheapflights users on 5/3. 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
- ORD
1 stop24h 13m
Frontier
Mon 6/19:37 pm
ORD
- OMA
1 stop21h 47m
Frontier
Deal found 5/3![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 5/4. 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
2 stops12h 36m
Frontier
Wed 5/278:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 5/4![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/98:25 pm
OMA
- ORD
1 stop24h 18m
Frontier
Tue 6/169:48 pm
ORD
- OMA
1 stop21h 42m
Frontier
Deal found 5/5![Frontier logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 5/5. 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
Tue 6/169:48 pm
ORD
- OMA
1 stop21h 42m
Frontier
Deal found 5/5![Frontier logo]()
$193
This United Airlines deal was found by Cheapflights users on 5/6. 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 6/37:00 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Wed 6/174:47 pm
ORD
- MCW
Nonstop1h 38m
United Airlines
Deal found 5/6![United Airlines logo]()
$202
This United Airlines deal was found by Cheapflights users on 5/5. 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 6/68:08 am
SUX
- ORD
Nonstop1h 52m
United Airlines
Sat 6/203:59 pm
ORD
- SUX
Nonstop1h 54m
United Airlines
Deal found 5/5![United Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 6/28:19 pm
OMA
- ORD
2 stops11h 36m
Frontier
Tue 6/309:48 pm
ORD
- OMA
1 stop21h 42m
Frontier
Deal found 5/6![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 8/106:07 pm
DSM
- ORD
1 stop18h 18m
Multiple Airlines
Sat 8/297:52 pm
ORD
- DSM
1 stop24h 02m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/108:15 pm
OMA
- ORD
1 stop24h 28m
Frontier
Tue 6/169:48 pm
ORD
- OMA
1 stop21h 42m
Frontier
Deal found 5/5![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/238:25 pm
OMA
- ORD
1 stop24h 18m
Frontier
Tue 7/211:50 pm
ORD
- OMA
2 stops29h 30m
Frontier
Deal found 5/5![Frontier logo]()
$214
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 7, 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 7, 2026.
This United Airlines deal was found by Cheapflights users on 5/2. 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 6/167:00 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Mon 6/227:35 am
ORD
- MCW
Nonstop1h 35m
United Airlines
Deal found 5/2![United Airlines logo]()
$202
This American Airlines deal was found by Cheapflights users on 5/3. 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 6/55:25 pm
LSE
- ORD
Nonstop1h 35m
American Airlines
Sun 6/711:00 pm
ORD
- LSE
Nonstop1h 19m
American Airlines
Deal found 5/3![American Airlines logo]()
$229
This Southwest deal was found by Cheapflights users on 5/4. 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
Thu 6/410:10 am
MDW
- DSM
Nonstop1h 20m
Southwest
Deal found 5/4![Southwest logo]()
$253
This Delta deal was found by Cheapflights users on 5/3. 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 6/92:45 pm
DSM
- MDW
1 stop3h 33m
Delta
Tue 6/161:26 pm
MDW
- DSM
1 stop3h 57m
Delta
Deal found 5/3![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 5/5. 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 7/247:15 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Wed 7/294:47 pm
ORD
- MCW
Nonstop1h 38m
United Airlines
Deal found 5/5![United Airlines logo]()
$202
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 6/125:32 pm
LSE
- ORD
Nonstop1h 41m
American Airlines
Mon 6/2211:00 pm
ORD
- LSE
Nonstop1h 19m
American Airlines
Deal found 5/1![American Airlines logo]()
$229
This American Airlines deal was found by Cheapflights users on 5/6. 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 7/311:56 am
LSE
- ORD
Nonstop1h 24m
American Airlines
Sun 7/510:37 pm
ORD
- LSE
Nonstop1h 22m
American Airlines
Deal found 5/6![American Airlines logo]()
$229
This Southwest deal was found by Cheapflights users on 5/2. 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
Wed 6/1010:10 am
MDW
- DSM
Nonstop1h 20m
Southwest
Deal found 5/2![Southwest logo]()
$253
This United Airlines deal was found by Cheapflights users on 5/4. 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 6/276:30 am
CID
- ORD
Nonstop1h 28m
United Airlines
Wed 7/19:20 pm
ORD
- CID
Nonstop1h 22m
United Airlines
Deal found 5/4![United Airlines logo]()
$239
This Delta deal was found by Cheapflights users on 5/3. 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 5/281:04 pm
DSM
- ORD
1 stop3h 47m
Delta
Tue 6/26:24 am
ORD
- DSM
1 stop6h 00m
Delta
Deal found 5/3![Delta logo]()
$273
This American Airlines deal was found by Cheapflights users on 5/4. 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 6/1811:52 am
LSE
- ORD
Nonstop1h 22m
American Airlines
Tue 6/2310:00 am
ORD
- LSE
Nonstop1h 22m
American Airlines
Deal found 5/4![American Airlines logo]()
$229
This United Airlines deal was found by Cheapflights users on 5/2. 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 6/267:15 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Sun 6/284:47 pm
ORD
- MCW
Nonstop1h 38m
United Airlines
Deal found 5/2![United Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 5/5. 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 6/25:30 am
DSM
- MDW
Nonstop1h 25m
Southwest
Tue 6/97:00 am
MDW
- DSM
1 stop8h 05m
Southwest
Deal found 5/5![Southwest logo]()
$273
This Delta deal was found by Cheapflights users on 5/3. 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 6/25:28 pm
DSM
- ORD
1 stop3h 52m
Delta
Thu 6/42:00 pm
ORD
- DSM
1 stop6h 36m
Delta
Deal found 5/3![Delta logo]()
$273
This American Airlines deal was found by Cheapflights users on 5/3. 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 6/165:25 pm
LSE
- ORD
Nonstop1h 35m
American Airlines
Thu 7/210:37 pm
ORD
- LSE
Nonstop1h 22m
American Airlines
Deal found 5/3![American Airlines logo]()
$229
This United Airlines deal was found by Cheapflights users on 5/4. 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 6/47:00 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Fri 6/267:35 am
ORD
- MCW
Nonstop1h 35m
United Airlines
Deal found 5/4![United Airlines logo]()
$242
This American Airlines deal was found by Cheapflights users on 5/3. 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 6/1111:52 am
LSE
- ORD
Nonstop1h 22m
American Airlines
Mon 6/1510:00 am
ORD
- LSE
Nonstop1h 22m
American Airlines
Deal found 5/3![American Airlines logo]()
$229
This Southwest deal was found by Cheapflights users on 5/2. 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
1 stop5h 05m
Southwest
Wed 6/310:15 am
MDW
- OMA
Nonstop1h 30m
Southwest
Deal found 5/2![Southwest logo]()
$285
This United Airlines deal was found by Cheapflights users on 5/4. 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 6/17:00 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Mon 6/84:47 pm
ORD
- MCW
Nonstop1h 38m
United Airlines
Deal found 5/4![United Airlines logo]()
$242
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.
Wed 6/1710:54 am
DSM
- ORD
1 stop6h 08m
Delta
Thu 6/252:07 pm
ORD
- DSM
1 stop6h 34m
Delta
Deal found 5/1![Delta logo]()
$303
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.
Tue 6/95:32 pm
LSE
- ORD
Nonstop1h 41m
American Airlines
Sun 6/1411:00 pm
ORD
- LSE
Nonstop1h 19m
American Airlines
Deal found 5/1![American Airlines logo]()
$229
This United Airlines deal was found by Cheapflights users on 5/6. 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 6/19:45 am
MCW
- ORD
Nonstop1h 30m
United Airlines
Sun 6/77:35 am
ORD
- MCW
Nonstop1h 35m
United Airlines
Deal found 5/6![United Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 5/2. 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 6/33:35 pm
OMA
- MDW
Nonstop1h 25m
Southwest
Thu 6/48:40 am
MDW
- OMA
1 stop8h 05m
Southwest
Deal found 5/2![Southwest logo]()
$293
This Delta deal was found by Cheapflights users on 5/2. 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 6/136:03 pm
DSM
- ORD
1 stop3h 22m
Delta
Tue 6/166:30 am
ORD
- DSM
1 stop3h 44m
Delta
Deal found 5/2![Delta logo]()
$303
This American Airlines deal was found by Cheapflights users on 5/6. 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 6/195:25 pm
LSE
- ORD
Nonstop1h 35m
American Airlines
Sat 6/2011:00 pm
ORD
- LSE
Nonstop1h 19m
American Airlines
Deal found 5/6![American Airlines logo]()
$229
This United Airlines deal was found by Cheapflights users on 5/5. 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 7/19:45 am
MCW
- ORD
Nonstop1h 30m
United Airlines
Sat 7/44:47 pm
ORD
- MCW
Nonstop1h 38m
United Airlines
Deal found 5/5![United Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 5/4. 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 5/271:55 pm
OMA
- STL
2 stops8h 25m
Southwest
Tue 6/25:15 am
STL
- OMA
2 stops7h 00m
Southwest
Deal found 5/4![Southwest logo]()
$293
This Delta deal was found by Cheapflights users on 5/2. 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 6/25:45 pm
OMA
- ORD
1 stop3h 35m
Delta
Sat 6/65:41 pm
ORD
- OMA
1 stop5h 15m
Delta
Deal found 5/2![Delta logo]()
$303
This American Airlines deal was found by Cheapflights users on 5/5. 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 6/116:36 pm
CID
- ORD
Nonstop1h 37m
American Airlines
Mon 6/1510:45 pm
ORD
- CID
Nonstop1h 06m
American Airlines
Deal found 5/5![American Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 5/4. 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 6/133:35 pm
DSM
- STL
1 stop6h 10m
Southwest
Wed 6/175:40 am
STL
- DSM
1 stop5h 50m
Southwest
Deal found 5/4![Southwest logo]()
$298
Last-minute flights from Iowa to IllinoisDiscover last-minute flight deals from Iowa to Illinois. Data last updated May 7, 2026 and is based on user searches.
Discover last-minute flight deals from Iowa to Illinois. Data last updated May 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/4. 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
2 stops12h 36m
Frontier
Wed 5/278:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 5/4![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 5/4. 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
Tue 6/26:33 pm
STL
- OMA
2 stops25h 01m
Frontier
Deal found 5/4![Frontier logo]()
$222
This Frontier deal was found by Cheapflights users on 5/3. 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
- ORD
1 stop24h 13m
Frontier
Mon 6/19:37 pm
ORD
- OMA
1 stop21h 47m
Frontier
Deal found 5/3![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 6/28:19 pm
OMA
- ORD
2 stops11h 36m
Frontier
Tue 6/309:48 pm
ORD
- OMA
1 stop21h 42m
Frontier
Deal found 5/6![Frontier logo]()
$205
This United Airlines deal was found by Cheapflights users on 5/6. 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 6/37:00 pm
MCW
- ORD
Nonstop1h 30m
United Airlines
Wed 6/174:47 pm
ORD
- MCW
Nonstop1h 38m
United Airlines
Deal found 5/6![United Airlines logo]()
$202
This United Airlines deal was found by Cheapflights users on 5/5. 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 6/68:08 am
SUX
- ORD
Nonstop1h 52m
United Airlines
Sat 6/203:59 pm
ORD
- SUX
Nonstop1h 54m
United Airlines
Deal found 5/5![United Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 5/5. 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
Tue 6/169:48 pm
ORD
- OMA
1 stop21h 42m
Frontier
Deal found 5/5![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/98:25 pm
OMA
- ORD
1 stop24h 18m
Frontier
Tue 6/169:48 pm
ORD
- OMA
1 stop21h 42m
Frontier
Deal found 5/5![Frontier logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/108:15 pm
OMA
- ORD
1 stop24h 28m
Frontier
Tue 6/169:48 pm
ORD
- OMA
1 stop21h 42m
Frontier
Deal found 5/5![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 6/126:44 pm
DSM
- ORD
1 stop17h 40m
Multiple Airlines
Sat 6/138:00 pm
ORD
- DSM
1 stop26h 52m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/238:25 pm
OMA
- ORD
1 stop24h 18m
Frontier
Tue 7/149:57 pm
ORD
- OMA
1 stop21h 23m
Frontier
Deal found 5/5![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/238:25 pm
OMA
- ORD
1 stop24h 18m
Frontier
Tue 7/211:50 pm
ORD
- OMA
2 stops29h 30m
Frontier
Deal found 5/5![Frontier logo]()
$214
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 7, 2026.
Search for one-way flight options from Iowa to Illinois. Find affordable one-way fares based on user searches. Data last updated May 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 6/18:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Deal found 5/4![Frontier logo]()
$67
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/28:19 pm
OMA
- ORD
1 stop24h 13m
Frontier
Deal found 5/5![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 6/28:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Deal found 5/6![Frontier logo]()
$82
This Frontier deal was found by Cheapflights users on 5/4. 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 6/12:16 pm
DSM
- ORD
1 stop6h 16m
Frontier
Deal found 5/4![Frontier logo]()
$90
This Frontier deal was found by Cheapflights users on 5/5. 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.
Wed 6/32:16 pm
DSM
- ORD
1 stop6h 16m
Frontier
Deal found 5/5![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/308:25 pm
OMA
- STL
1 stop22h 58m
Frontier
Deal found 5/5![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 6/16:11 pm
CID
- ORD
2 stops25h 18m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 5/2![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 7/35:55 pm
CID
- ORD
1 stop18h 29m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 6/108:15 pm
OMA
- ORD
1 stop24h 28m
Frontier
Deal found 5/4![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/68:19 pm
OMA
- ORD
1 stop24h 13m
Frontier
Deal found 5/5![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 5/5. 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 5/5![Frontier 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 May 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $158 (Kiwi.com) |
One-way from | $67 (Kiwi.com) |
Popular in | April |
Cheapest in | September |
Average price | $257 |
Good round-trip deal | $218 or less |
Good one-way deal | $42 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 7, 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
Tue 6/16
7:00 pm-8:30 pm
Nonstop1h 30m
Chicago O'Hare Intl
Mon 6/22
7:35 am-9:10 am
Nonstop1h 35m
$202
Mason CityChicago
MCW - ORD
MCWORD
Mason City
Fri 7/24
7:15 pm-8:45 pm
Nonstop1h 30m
Chicago O'Hare Intl
Wed 7/29
4:47 pm-6:25 pm
Nonstop1h 38m
$202
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Fri 6/5
5:25 pm-7:00 pm
Nonstop1h 35m
Chicago O'Hare Intl
Sun 6/7
11:00 pm-12:19 am
Nonstop1h 19m
$229
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Fri 6/12
5:32 pm-7:13 pm
Nonstop1h 41m
Chicago O'Hare Intl
Mon 6/22
11:00 pm-12:19 am
Nonstop1h 19m
$229
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Fri 7/3
11:56 am-1:20 pm
Nonstop1h 24m
Chicago O'Hare Intl
Sun 7/5
10:37 pm-11:59 pm
Nonstop1h 22m
$229
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Thu 6/18
11:52 am-1:14 pm
Nonstop1h 22m
Chicago O'Hare Intl
Tue 6/23
10:00 am-11:22 am
Nonstop1h 22m
$229
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Tue 6/16
5:25 pm-7:00 pm
Nonstop1h 35m
Chicago O'Hare Intl
Thu 7/2
10:37 pm-11:59 pm
Nonstop1h 22m
$229
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Thu 6/11
11:52 am-1:14 pm
Nonstop1h 22m
Chicago O'Hare Intl
Mon 6/15
10:00 am-11:22 am
Nonstop1h 22m
$229
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Tue 6/9
5:32 pm-7:13 pm
Nonstop1h 41m
Chicago O'Hare Intl
Sun 6/14
11:00 pm-12:19 am
Nonstop1h 19m
$229
La CrosseChicago
LSE - ORD
LSEORD
La Crosse
Fri 6/19
5:25 pm-7:00 pm
Nonstop1h 35m
Chicago O'Hare Intl
Sat 6/20
11:00 pm-12:19 am
Nonstop1h 19m
$229
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-ORD
OMA-STL
MCW-ORD
SUX-ORD
DSM-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
OMA-ORD
OMA-STL
MCW-ORD
SUX-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 May 7, 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 28% 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 May 2, 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 7, 2026.
The most flights from USIA to USIL are scheduled on a Tuesday (55 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (37 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 7, 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
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Overall
8.1
Food
8.2
Denver Air Connection
Denver Air Connection
Crew
9.1
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Overall
8.1
Food
8.2
Denver Air Connection
Crew
9.1
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Overall
8.1
Food
8.2
Denver Air Connection
Crew
9.1
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Overall
8.1
Food
8.2
Denver Air Connection
Crew
9.1
Boarding
8.2
Comfort
8.6
Entertainment
7.6
Overall
8.1
Food
8.2
Denver Air Connection
Crew
9.1
Boarding
8.2
Comfort
8.6
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
Complete your 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 7, 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 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$59 | Average$91 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$148 | Average$244 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$168 | Average$222 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$179 | Average$275 | FlexibilityNo cancel fee | On-time69% |