$82+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — ORD
Jun 14 — Jun 211
Round-trip
1 adult, Economy
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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 15, 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 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 8/118:15 pm
OMA
- ORD
1 stop24h 37m
Frontier
Tue 8/259:48 pm
ORD
- OMA
1 stop21h 46m
Frontier
Deal found 5/12![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 7/148:15 pm
OMA
- STL
1 stop23h 08m
Frontier
Tue 7/218:08 pm
STL
- OMA
1 stop23h 12m
Frontier
Deal found 5/11![Frontier logo]()
$184
This Booking.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:15 pm
OMA
- ORD
1 stop24h 37m
Frontier
Tue 8/189:48 pm
ORD
- OMA
1 stop21h 46m
Frontier
Deal found 5/12![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 8/118:15 pm
OMA
- ORD
2 stops28h 34m
Frontier
Tue 9/19:48 pm
ORD
- OMA
1 stop21h 46m
Frontier
Deal found 5/13![Frontier logo]()
$205
This Booking.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.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
Thu 6/49:37 pm
ORD
- DSM
1 stop15h 54m
Frontier
Deal found 5/13![Frontier logo]()
$212
This Booking.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:19 pm
OMA
- ORD
1 stop24h 34m
Frontier
Wed 9/910:40 pm
ORD
- OMA
1 stop21h 06m
Frontier
Deal found 5/13![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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.
Sun 10/41:37 pm
DSM
- ORD
1 stop25h 49m
Multiple Airlines
Thu 10/87:45 am
ORD
- DSM
1 stop8h 57m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$213
This Booking.com deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:15 pm
OMA
- ORD
1 stop24h 37m
Frontier
Sat 8/159:57 pm
ORD
- OMA
1 stop21h 23m
Frontier
Deal found 5/15![Frontier logo]()
$216
This Mytrip deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:05 pm
OMA
- ORD
1 stop24h 47m
Frontier
Sun 8/99:57 pm
ORD
- OMA
1 stop21h 23m
Frontier
Deal found 5/13![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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.
Sun 6/144:01 pm
DSM
- ORD
2 stops40h 02m
Multiple Airlines
Sat 7/118:05 pm
ORD
- DSM
1 stop26h 42m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$220
This Booking.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:15 pm
OMA
- STL
1 stop22h 38m
Frontier
Tue 6/238:08 pm
STL
- OMA
1 stop23h 22m
Frontier
Deal found 5/10![Frontier logo]()
$222
This Mytrip deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip 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
Fri 6/59:37 pm
ORD
- OMA
1 stop21h 57m
Frontier
Deal found 5/13![Frontier logo]()
$223
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 15, 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 15, 2026.
This Booking.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:15 pm
OMA
- STL
1 stop22h 38m
Frontier
Tue 6/238:08 pm
STL
- OMA
1 stop23h 22m
Frontier
Deal found 5/10![Frontier logo]()
$222
This American Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 6/36:38 pm
CID
- ORD
Nonstop1h 32m
American Airlines
Mon 6/810:45 pm
ORD
- CID
Nonstop1h 06m
American Airlines
Deal found 5/10![American Airlines logo]()
$239
This United Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 7/68:00 am
CID
- ORD
Nonstop1h 23m
United Airlines
Wed 7/159:20 pm
ORD
- CID
Nonstop1h 22m
United Airlines
Deal found 5/11![United Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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.
Sun 9/69:29 am
DSM
- RFD
1 stop5h 34m
Allegiant Air
Sun 10/410:08 am
RFD
- DSM
1 stop10h 45m
Allegiant Air
Deal found 5/14![Allegiant Air logo]()
$256
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 6/105:20 am
DSM
- MDW
Nonstop1h 20m
Southwest
Wed 6/179:20 pm
MDW
- DSM
Nonstop1h 25m
Southwest
Deal found 5/11![Southwest logo]()
$257
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:59 am
CID
- MDW
1 stop5h 57m
Delta
Sat 6/69:23 am
MDW
- CID
1 stop6h 08m
Delta
Deal found 5/10![Delta logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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
- MDW
2 stops17h 01m
Multiple Airlines
Thu 6/189:11 am
MDW
- CID
1 stop25h 47m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$327
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 6/246:00 am
CID
- ORD
Nonstop1h 15m
American Airlines
Sun 6/2810:45 pm
ORD
- CID
Nonstop1h 06m
American Airlines
Deal found 5/13![American Airlines logo]()
$239
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 10/83:52 pm
MLI
- ORD
Nonstop1h 06m
United Airlines
Sat 10/1011:32 am
ORD
- MLI
Nonstop1h 08m
United Airlines
Deal found 5/13![United Airlines logo]()
$239
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/1211:11 am
MLI
- ORD
Nonstop1h 11m
American Airlines
Mon 6/299:30 am
ORD
- MLI
Nonstop1h 11m
American Airlines
Deal found 5/12![American Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/84:40 pm
DSM
- MDW
Nonstop1h 20m
Southwest
Wed 6/1010:10 am
MDW
- DSM
Nonstop1h 20m
Southwest
Deal found 5/14![Southwest logo]()
$263
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 8/1110:13 am
DSM
- ORD
1 stop6h 11m
Delta
Wed 8/1212:29 pm
ORD
- DSM
1 stop4h 18m
Delta
Deal found 5/15![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 10/105:40 am
DSM
- MDW
Nonstop1h 20m
Southwest
Sat 10/247:15 pm
MDW
- DSM
Nonstop1h 20m
Southwest
Deal found 5/14![Southwest logo]()
$269
This United Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 5/206:41 pm
CID
- ORD
Nonstop1h 24m
United Airlines
Sat 6/279:20 pm
ORD
- CID
Nonstop1h 22m
United Airlines
Deal found 5/10![United Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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
- ORD
1 stop4h 46m
Delta
Tue 7/282:07 pm
ORD
- DSM
1 stop6h 42m
Delta
Deal found 5/14![Delta logo]()
$277
This American Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:00 am
MLI
- ORD
Nonstop1h 20m
American Airlines
Thu 6/45:08 pm
ORD
- MLI
Nonstop1h 14m
American Airlines
Deal found 5/10![American Airlines logo]()
$254
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 8/86:00 am
DSM
- MDW
1 stop6h 39m
Delta
Wed 8/121:27 pm
MDW
- DSM
1 stop3h 44m
Delta
Deal found 5/15![Delta logo]()
$283
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 6/245:20 am
DSM
- MDW
Nonstop1h 20m
Southwest
Fri 6/2610:05 pm
MDW
- DSM
Nonstop1h 25m
Southwest
Deal found 5/11![Southwest logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 6/2411:00 am
DSM
- RFD
1 stop21h 29m
Allegiant Air
Fri 6/268:35 am
RFD
- DSM
1 stop15h 00m
Allegiant Air
Deal found 5/11![Allegiant Air logo]()
$355
This United Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:00 am
CID
- ORD
Nonstop1h 23m
United Airlines
Sun 5/245:45 pm
ORD
- CID
Nonstop1h 18m
United Airlines
Deal found 5/14![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 6/162:07 pm
ORD
- DSM
1 stop6h 34m
Delta
Deal found 5/11![Delta logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 9/109:29 am
DSM
- RFD
1 stop5h 34m
Allegiant Air
Thu 10/81:12 pm
RFD
- DSM
1 stop19h 02m
Allegiant Air
Deal found 5/14![Allegiant Air logo]()
$356
This Southwest deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 7/73:50 pm
OMA
- MDW
Nonstop1h 25m
Southwest
Tue 7/147:45 am
MDW
- OMA
2 stops7h 25m
Southwest
Deal found 5/14![Southwest logo]()
$302
This United Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 6/82:42 pm
CID
- ORD
Nonstop1h 28m
United Airlines
Mon 6/159:29 pm
ORD
- CID
Nonstop1h 22m
United Airlines
Deal found 5/11![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 7/78:00 am
OMA
- ORD
1 stop3h 32m
Delta
Tue 7/143:55 pm
ORD
- OMA
1 stop3h 52m
Delta
Deal found 5/14![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/711:03 am
CID
- ORD
Nonstop1h 26m
United Airlines
Sat 6/133:45 pm
ORD
- CID
Nonstop1h 20m
United Airlines
Deal found 5/10![United Airlines logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:30 am
DSM
- RFD
1 stop27h 41m
Multiple Airlines
Mon 6/19:13 pm
RFD
- DSM
2 stops40h 18m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 10/28:44 am
DSM
- RFD
1 stop10h 28m
Allegiant Air
Sun 10/410:08 am
RFD
- DSM
1 stop10h 45m
Allegiant Air
Deal found 5/14![Allegiant Air logo]()
$387
This Southwest deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 7/281:10 pm
OMA
- MDW
Nonstop1h 25m
Southwest
Sat 8/18:00 am
MDW
- OMA
1 stop5h 25m
Southwest
Deal found 5/10![Southwest logo]()
$322
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/187:54 am
CID
- ORD
Nonstop1h 23m
United Airlines
Sun 6/219:29 pm
ORD
- CID
Nonstop1h 22m
United Airlines
Deal found 5/12![United Airlines logo]()
$309
Last-minute flights from Iowa to IllinoisDiscover last-minute flight deals from Iowa to Illinois. Data last updated May 15, 2026 and is based on user searches.
Discover last-minute flight deals from Iowa to Illinois. Data last updated May 15, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 5/298:19 pm
OMA
- STL
1 stop23h 04m
Frontier
Tue 6/28:08 pm
STL
- OMA
1 stop23h 26m
Frontier
Deal found 5/13![Frontier logo]()
$240
This Mytrip deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip 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
Fri 6/59:37 pm
ORD
- OMA
1 stop21h 57m
Frontier
Deal found 5/13![Frontier logo]()
$223
This Booking.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.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
Thu 6/49:37 pm
ORD
- DSM
1 stop15h 54m
Frontier
Deal found 5/13![Frontier logo]()
$212
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 6/35:50 am
CID
- ORD
Nonstop1h 27m
American Airlines
Mon 6/810:45 pm
ORD
- CID
Nonstop1h 06m
American Airlines
Deal found 5/13![American Airlines logo]()
$239
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 6/56:00 am
CID
- ORD
Nonstop1h 15m
American Airlines
Sun 6/710:45 pm
ORD
- CID
Nonstop1h 06m
American Airlines
Deal found 5/15![American Airlines logo]()
$240
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 6/56:52 pm
MLI
- ORD
Nonstop1h 28m
American Airlines
Sun 6/75:10 pm
ORD
- MLI
Nonstop1h 10m
American Airlines
Deal found 5/15![American Airlines logo]()
$240
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 5/13![United Airlines logo]()
$224
This Booking.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:15 pm
OMA
- STL
1 stop22h 38m
Frontier
Tue 6/238:08 pm
STL
- OMA
1 stop23h 22m
Frontier
Deal found 5/10![Frontier logo]()
$222
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/1211:11 am
MLI
- ORD
Nonstop1h 11m
American Airlines
Mon 6/299:30 am
ORD
- MLI
Nonstop1h 11m
American Airlines
Deal found 5/12![American Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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.
Sun 6/144:01 pm
DSM
- ORD
2 stops40h 02m
Multiple Airlines
Sat 7/118:05 pm
ORD
- DSM
1 stop26h 42m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 6/168:25 pm
OMA
- STL
1 stop22h 58m
Frontier
Mon 7/68:08 pm
STL
- OMA
1 stop23h 12m
Frontier
Deal found 5/11![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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
Tue 7/79:57 pm
ORD
- OMA
1 stop21h 23m
Frontier
Deal found 5/10![Frontier logo]()
$235
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 15, 2026.
Search for one-way flight options from Iowa to Illinois. Find affordable one-way fares based on user searches. Data last updated May 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 8/118:15 pm
OMA
- ORD
1 stop24h 37m
Frontier
Deal found 5/13![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 8/118:15 pm
OMA
- STL
1 stop23h 08m
Frontier
Deal found 5/13![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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
- STL
1 stop23h 27m
Frontier
Deal found 5/13![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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
Deal found 5/13![Frontier logo]()
$93
This Frontier deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 6/102:16 pm
DSM
- ORD
1 stop6h 27m
Frontier
Deal found 5/13![Frontier logo]()
$95
This Super.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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.
Tue 6/98:25 pm
OMA
- ORD
1 stop24h 18m
Frontier
Deal found 5/13![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 11/62:51 pm
DSM
- ORD
1 stop6h 44m
Frontier
Deal found 5/13![Frontier logo]()
$105
This Booking.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:15 pm
OMA
- STL
1 stop22h 38m
Frontier
Deal found 5/13![Frontier logo]()
$106
This Super.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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.
Thu 6/188:15 pm
OMA
- ORD
1 stop24h 28m
Frontier
Deal found 5/13![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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.
Sun 6/144:01 pm
DSM
- ORD
2 stops40h 02m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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.
Sun 6/74:01 pm
DSM
- MDW
2 stops43h 11m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 5/13![Multiple Airlines 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 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $158 (Kiwi.com) |
One-way from | $82 (Kiwi.com) |
Popular in | April |
Cheapest in | September |
Average price | $224 |
Good round-trip deal | $218 or less |
Good one-way deal | $49 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 15, 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
OmahaSt. Louis
OMA - STL
OMASTL
Omaha Eppley Airfield
Fri 6/12
8:15 pm-6:53 pm
1 stop22h 38m
Lambert-St Louis
Tue 6/23
8:08 pm-7:30 pm
1 stop23h 22m
$222
Cedar RapidsChicago
CID - ORD
CIDORD
Cedar Rapids
Wed 6/3
6:38 pm-8:10 pm
Nonstop1h 32m
Chicago O'Hare Intl
Mon 6/8
10:45 pm-11:51 pm
Nonstop1h 06m
$239
Cedar RapidsChicago
CID - ORD
CIDORD
Cedar Rapids
Mon 7/6
8:00 am-9:23 am
Nonstop1h 23m
Chicago O'Hare Intl
Wed 7/15
9:20 pm-10:42 pm
Nonstop1h 22m
$239
Cedar RapidsChicago
CID - ORD
CIDORD
Cedar Rapids
Wed 6/24
6:00 am-7:15 am
Nonstop1h 15m
Chicago O'Hare Intl
Sun 6/28
10:45 pm-11:51 pm
Nonstop1h 06m
$239
Quickest round-trip
MolineChicago
MLI - ORD
MLIORD
Moline Quad-City
Thu 10/8
3:52 pm-4:58 pm
Nonstop1h 06m
Chicago O'Hare Intl
Sat 10/10
11:32 am-12:40 pm
Nonstop1h 08m
$239
MolineChicago
MLI - ORD
MLIORD
Moline Quad-City
Fri 6/12
11:11 am-12:22 pm
Nonstop1h 11m
Chicago O'Hare Intl
Mon 6/29
9:30 am-10:41 am
Nonstop1h 11m
$239
MolineChicago
MLI - ORD
MLIORD
Moline Quad-City
Wed 5/27
6:00 am-7:20 am
Nonstop1h 20m
Chicago O'Hare Intl
Thu 6/4
5:08 pm-6:22 pm
Nonstop1h 14m
$254
Des MoinesChicago
DSM - RFD
DSMRFD
Des Moines
Sun 9/6
9:29 am-3:03 pm
1 stop5h 34m
Chicago Greater Rockford
Sun 10/4
10:08 am-8:53 pm
1 stop10h 45m
$256
Des MoinesChicago
DSM - MDW
DSMMDW
Des Moines
Wed 6/10
5:20 am-6:40 am
Nonstop1h 20m
Chicago Midway
Wed 6/17
9:20 pm-10:45 pm
Nonstop1h 25m
$257
Des MoinesChicago
DSM - MDW
DSMMDW
Des Moines
Mon 6/8
4:40 pm-6:00 pm
Nonstop1h 20m
Chicago Midway
Wed 6/10
10:10 am-11:30 am
Nonstop1h 20m
$263
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-ORD
OMA-STL
OMA-ORD
SUX-ORD
CID-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-ORD
OMA-STL
OMA-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 18 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 $59). 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 15, 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 May 9, 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 15, 2026.
The most flights from USIA to USIL are scheduled on a Thursday (58 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (46 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 15, 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
Food
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Denver Air Connection
Denver Air Connection
Boarding
8.2
Food
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Denver Air Connection
Boarding
8.2
Food
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Denver Air Connection
Boarding
8.2
Food
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Denver Air Connection
Boarding
8.2
Food
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
Overall
8.1
Denver Air Connection
Boarding
8.2
Food
8.2
Comfort
8.6
Crew
9.1
Entertainment
7.6
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.
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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 15, 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 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$98 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$148 | Average$244 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$179 | Average$275 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$198 | Average$222 | FlexibilityNo cancel fee | On-timeN/A |