$84+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — ORD
Sep 25 — Oct 21
Round-trip
1 adult, Economy
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Find cheap flights from Iowa to Illinois with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Iowa to Illinois
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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 August 26, 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 August 26, 2026.
This American Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:02 am -
1 stop6h 14m
Wed 9/165:00 am -
1 stop6h 48m
Deal found 8/24![American Airlines logo]()
$177
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:23 am -
Nonstop1h 37m
Tue 11/107:09 am -
Nonstop1h 30m
Deal found 8/24![United Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:29 pm -
2 stops16h 03m
Fri 9/188:10 pm -
1 stop22h 24m
Deal found 8/24![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/117:29 pm -
1 stop28h 54m
Mon 9/146:30 am -
1 stop12h 04m
Deal found 8/21![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:29 pm -
1 stop28h 54m
Tue 9/297:28 pm -
2 stops23h 06m
Deal found 8/23![Frontier logo]()
$223
This United Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:35 am -
Nonstop1h 54m
Mon 9/284:00 pm -
Nonstop1h 53m
Deal found 8/23![United Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:29 pm -
1 stop28h 54m
Mon 9/286:30 am -
1 stop12h 04m
Deal found 8/24![Frontier logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:59 pm -
2 stops22h 08m
Wed 10/216:30 am -
1 stop12h 57m
Deal found 8/24![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:29 pm -
1 stop28h 54m
Wed 9/166:30 am -
1 stop12h 04m
Deal found 8/25![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/108:51 pm -
1 stop27h 33m
Wed 10/146:30 am -
1 stop12h 57m
Deal found 8/21![Frontier logo]()
$227
This Trip.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:51 pm -
1 stop27h 33m
Sat 10/176:30 am -
1 stop13h 36m
Deal found 8/23![Frontier logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/77:29 pm -
2 stops33h 47m
Wed 10/146:30 am -
1 stop12h 57m
Deal found 8/21![Frontier logo]()
$229
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 August 26, 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 August 26, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 12/307:00 pm -
Nonstop1h 25m
Thu 1/74:50 pm -
Nonstop1h 29m
Deal found 8/21![United Airlines logo]()
$202
This Southwest deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/84:30 pm -
Nonstop1h 20m
Thu 10/159:45 am -
Nonstop1h 25m
Deal found 8/24![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 12/1112:20 pm -
Nonstop1h 30m
Sat 12/128:56 am -
Nonstop1h 22m
Deal found 8/21![American Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 12/1111:00 am -
1 stop5h 41m
Sat 12/129:59 am -
1 stop6h 09m
Deal found 8/21![Delta logo]()
$269
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:12 am -
Nonstop1h 33m
Mon 9/284:45 pm -
Nonstop1h 38m
Deal found 8/22![United Airlines logo]()
$202
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 11/39:23 am -
Nonstop1h 37m
Fri 11/137:09 am -
Nonstop1h 30m
Deal found 8/21![United Airlines logo]()
$202
This Southwest deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:10 am -
Nonstop1h 20m
Wed 10/1410:05 am -
Nonstop1h 25m
Deal found 8/22![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/309:03 am -
Nonstop1h 52m
Wed 2/34:00 pm -
Nonstop1h 54m
Deal found 8/22![United Airlines logo]()
$224
This Southwest deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:10 am -
Nonstop1h 20m
Wed 9/306:40 am -
1 stop7h 15m
Deal found 8/26![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:45 pm -
1 stop3h 48m
Sat 11/149:59 am -
1 stop6h 56m
Deal found 8/22![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:10 am -
Nonstop1h 20m
Sat 10/310:40 am -
Nonstop1h 20m
Deal found 8/25![Southwest logo]()
$249
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:00 am -
1 stop6h 14m
Sat 10/107:01 pm -
1 stop3h 58m
Deal found 8/25![United Airlines logo]()
$232
This Delta deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:00 am -
1 stop5h 50m
Sat 12/512:39 pm -
1 stop3h 42m
Deal found 8/25![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:23 am -
Nonstop1h 37m
Sun 11/84:45 pm -
Nonstop1h 33m
Deal found 8/24![United Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 8/26. 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 10/312:55 pm -
1 stop5h 45m
Mon 10/59:40 am -
Nonstop1h 30m
Deal found 8/26![Southwest logo]()
$267
This KAYAK deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:40 pm -
1 stop3h 53m
Wed 9/238:25 am -
1 stop3h 35m
Deal found 8/21![Delta logo]()
$294
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:12 am -
Nonstop1h 33m
Wed 9/304:45 pm -
Nonstop1h 38m
Deal found 8/25![United Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:05 pm -
Nonstop1h 25m
Fri 9/188:35 pm -
Nonstop1h 35m
Deal found 8/22![Southwest logo]()
$268
This Delta deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:10 pm -
1 stop6h 09m
Mon 9/147:13 pm -
1 stop3h 46m
Deal found 8/22![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/26. 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.
Wed 11/256:53 pm -
Nonstop1h 37m
Mon 11/304:45 pm -
Nonstop1h 33m
Deal found 8/26![United Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:39 am -
1 stop6h 41m
Sat 9/124:48 pm -
1 stop6h 11m
Deal found 8/23![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/61:50 pm -
2 stops8h 05m
Tue 10/1310:15 am -
Nonstop1h 30m
Deal found 8/22![Southwest logo]()
$272
This deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:23 am -
Nonstop1h 37m
Thu 11/127:09 am -
Nonstop1h 30m
Deal found 8/21![United Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:39 am -
1 stop6h 41m
Mon 9/147:13 pm -
1 stop3h 46m
Deal found 8/22![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:25 pm -
2 stops8h 30m
Mon 10/2610:00 pm -
Nonstop1h 30m
Deal found 8/25![Southwest logo]()
$272
This United Airlines deal was found by Cheapflights users on 8/26. 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.
Thu 9/2410:12 am -
Nonstop1h 33m
Sun 9/277:25 am -
Nonstop1h 30m
Deal found 8/26![United Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/512:12 pm -
1 stop5h 29m
Wed 9/96:24 pm -
1 stop4h 35m
Deal found 8/22![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1412:25 pm -
1 stop7h 10m
Sat 10/176:15 am -
1 stop7h 25m
Deal found 8/23![Southwest logo]()
$277
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1910:11 am -
Nonstop1h 33m
Sat 9/267:25 am -
Nonstop1h 30m
Deal found 8/22![United Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/512:12 pm -
1 stop5h 29m
Sun 9/66:00 am -
1 stop5h 20m
Deal found 8/21![Delta logo]()
$299
Last-minute flights from Iowa to IllinoisDiscover last-minute flight deals from Iowa to Illinois. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Iowa to Illinois. Data last updated August 26, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:11 am -
Nonstop1h 33m
Sun 9/135:00 pm -
Nonstop1h 38m
Deal found 8/22![United Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:29 pm -
2 stops16h 03m
Fri 9/188:10 pm -
1 stop22h 24m
Deal found 8/24![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:29 pm -
1 stop28h 54m
Wed 9/166:30 am -
1 stop12h 04m
Deal found 8/25![Frontier logo]()
$226
This American Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:02 am -
1 stop6h 14m
Wed 9/165:00 am -
1 stop6h 48m
Deal found 8/24![American Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 8/26. 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.
Thu 9/175:40 am -
Nonstop1h 20m
Mon 9/218:50 pm -
Nonstop1h 25m
Deal found 8/26![Southwest logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:29 pm -
1 stop28h 54m
Sat 9/266:30 am -
1 stop12h 04m
Deal found 8/22![Frontier logo]()
$232
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:00 am -
Nonstop1h 36m
Thu 9/249:00 am -
Nonstop1h 30m
Deal found 8/24![United Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:29 pm -
1 stop28h 54m
Mon 9/286:30 am -
1 stop12h 04m
Deal found 8/24![Frontier logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:29 pm -
2 stops18h 48m
Wed 9/306:30 am -
1 stop12h 04m
Deal found 8/25![Frontier logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:29 pm -
1 stop28h 54m
Tue 9/297:28 pm -
2 stops23h 06m
Deal found 8/23![Frontier logo]()
$223
This American Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:07 pm -
1 stop4h 20m
Sat 9/265:00 am -
1 stop4h 51m
Deal found 8/24![American Airlines logo]()
$232
This United Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:35 am -
Nonstop1h 54m
Mon 9/284:00 pm -
Nonstop1h 53m
Deal found 8/23![United Airlines logo]()
$224
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 August 26, 2026.
Search for one-way flight options from Iowa to Illinois. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:29 pm -
1 stop23h 48m
Deal found 8/24![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:22 pm -
1 stop28h 02m
Deal found 8/25![Frontier logo]()
$88
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/2311:19 am -
1 stop4h 19m
Deal found 8/21![United Airlines logo]()
$89
This American Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:07 pm -
1 stop4h 20m
Deal found 8/23![American Airlines logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:29 pm -
1 stop28h 54m
Deal found 8/22![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:20 pm -
1 stop24h 57m
Deal found 8/22![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:29 pm -
2 stops41h 41m
Deal found 8/24![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Fri 10/238:59 pm -
1 stop21h 58m
Deal found 8/26![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:29 pm -
1 stop28h 54m
Deal found 8/23![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:59 pm -
1 stop27h 25m
Deal found 8/22![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:59 pm -
1 stop27h 22m
Deal found 8/24![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:20 pm -
1 stop30h 03m
Deal found 8/23![Frontier logo]()
$108
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 August 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $177 (American Airlines) |
One-way from | $84 (Kiwi.com) |
Popular in | July |
Cheapest in | October |
Average price | $353 |
Good round-trip deal | $118 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 7,457,451 searches. Data last updated August 26, 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 Mason City - ORD Chicago O'Hare Intl
MCWORD
Mason City
Wed 12/30
7:00 pm-8:25 pm
Nonstop1h 25m
Chicago O'Hare Intl
Thu 1/7
4:50 pm-6:19 pm
Nonstop1h 29m
$202
Mason CityChicago
MCW Mason City - ORD Chicago O'Hare Intl
MCWORD
Mason City
Sat 9/26
10:12 am-11:45 am
Nonstop1h 33m
Chicago O'Hare Intl
Mon 9/28
4:45 pm-6:23 pm
Nonstop1h 38m
$202
Mason CityChicago
MCW Mason City - ORD Chicago O'Hare Intl
MCWORD
Mason City
Tue 11/3
9:23 am-11:00 am
Nonstop1h 37m
Chicago O'Hare Intl
Fri 11/13
7:09 am-8:39 am
Nonstop1h 30m
$202
Sioux CityChicago
SUX Sioux City Sioux Gateway - ORD Chicago O'Hare Intl
SUXORD
Sioux City Sioux Gateway
Sat 1/30
9:03 am-10:55 am
Nonstop1h 52m
Chicago O'Hare Intl
Wed 2/3
4:00 pm-5:54 pm
Nonstop1h 54m
$224
OmahaSt. Louis
OMA Omaha Eppley Airfield - STL Lambert-St Louis
OMASTL
Omaha Eppley Airfield
Sat 10/3
6:00 am-12:14 pm
1 stop6h 14m
Lambert-St Louis
Sat 10/10
7:01 pm-10:59 pm
1 stop3h 58m
$232
Des MoinesChicago
DSM Des Moines - MDW Chicago Midway
DSMMDW
Des Moines
Thu 10/8
4:30 pm-5:50 pm
Nonstop1h 20m
Chicago Midway
Thu 10/15
9:45 am-11:10 am
Nonstop1h 25m
$237
Des MoinesChicago
DSM Des Moines - MDW Chicago Midway
DSMMDW
Des Moines
Mon 10/12
5:10 am-6:30 am
Nonstop1h 20m
Chicago Midway
Wed 10/14
10:05 am-11:30 am
Nonstop1h 25m
$237
Mason CityChicago
MCW Mason City - ORD Chicago O'Hare Intl
MCWORD
Mason City
Fri 11/6
9:23 am-11:00 am
Nonstop1h 37m
Chicago O'Hare Intl
Sun 11/8
4:45 pm-6:18 pm
Nonstop1h 33m
$242
Mason CityChicago
MCW Mason City - ORD Chicago O'Hare Intl
MCWORD
Mason City
Thu 9/24
10:12 am-11:45 am
Nonstop1h 33m
Chicago O'Hare Intl
Wed 9/30
4:45 pm-6:23 pm
Nonstop1h 38m
$242
Mason CityChicago
MCW Mason City - ORD Chicago O'Hare Intl
MCWORD
Mason City
Wed 11/25
6:53 pm-8:30 pm
Nonstop1h 37m
Chicago O'Hare Intl
Mon 11/30
4:45 pm-6:18 pm
Nonstop1h 33m
$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.
OMA-STL
MCW-ORD
OMA-ORD
SUX-ORD
DSM-MDW
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Iowa to Illinois
USIA-USIL
OMA-STL
MCW-ORD
OMA-ORD
SUX-ORD
What is the cheapest month to book a flight from Iowa to Illinois?
Currently, October is the cheapest month in which you can book a flight from Iowa to Illinois (average of $235). Flying from Iowa to Illinois in July is currently the most expensive (average of $372). 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 August 26, 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 35% on airfare.
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 August 26, 2026.
The most flights from USIA to USIL are scheduled on a Monday (42 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).
How much does it cost to fly round-trip from Iowa to Illinois?
Airfare is below average for this route at the moment.
Iowa to Illinois flights typically cost between $261 and $386 in September.The cheapest round-trip price found within the last 5 days was $237 on United Airlines (Sep 19-Sep 24).
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 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 August 22, 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.
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 August 26, 2026.
See what other customers who have flown with Southwest,Contour, andUnited Airlines from Iowa to Illinois have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
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 August 26, 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 3 airlines flying from Iowa to Illinois
Discover the top 3 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 7,457,451 searches. Data last updated August 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$100 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$148 | Average$283 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$179 | Average$306 | FlexibilityNo cancel fee | On-time69% |