$59+ Cheap flights from Illinois to Michigan
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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DTW
Sep 9 — Sep 161
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Illinois to MichiganExplore the most affordable flight options available from Illinois to Michigan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
Explore the most affordable flight options available from Illinois to Michigan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/58:00 am -
Nonstop1h 34m
Sun 9/68:40 am -
Nonstop1h 32m
Deal found 8/9![United Airlines logo]()
$117
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/55:13 pm -
Nonstop1h 39m
Sun 9/67:00 am -
Nonstop1h 24m
Deal found 8/10![American Airlines logo]()
$118
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/55:45 am -
Nonstop1h 05m
Sun 9/611:05 am -
1 stop4h 50m
Deal found 8/9![Southwest logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/142:29 pm -
1 stop9h 13m
Mon 9/217:00 am -
1 stop7h 10m
Deal found 8/9![Frontier logo]()
$132
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:50 pm -
Nonstop1h 10m
Sat 9/56:15 pm -
Nonstop1h 20m
Deal found 8/6![Southwest logo]()
$134
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:06 pm -
Nonstop1h 33m
Sat 9/57:00 am -
Nonstop1h 24m
Deal found 8/7![American Airlines logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/182:29 pm -
1 stop9h 13m
Mon 9/217:00 am -
1 stop7h 10m
Deal found 8/9![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 11/110:35 am -
1 stop27h 04m
Wed 11/43:34 pm -
1 stop19h 06m
Deal found 8/9![Frontier logo]()
$141
This Frontier deal was found by Cheapflights users on 8/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:20 am -
1 stop9h 15m
Sat 9/126:30 am -
1 stop12h 47m
Deal found 8/6![Frontier logo]()
$142
This Frontier deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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.
Sat 10/1010:35 am -
1 stop9h 53m
Wed 10/1411:06 am -
1 stop8h 09m
Deal found 8/7![Frontier logo]()
$143
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:15 pm -
Nonstop1h 05m
Sun 9/611:05 am -
1 stop4h 50m
Deal found 8/6![Southwest logo]()
$144
This Frontier deal was found by Cheapflights users on 8/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:35 am -
1 stop9h 53m
Mon 10/196:05 am -
1 stop11h 41m
Deal found 8/6![Frontier logo]()
$147
Best flights from Illinois to MichiganDiscover carefully curated flight deals from Illinois to Michigan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from Illinois to Michigan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/55:45 am -
Nonstop1h 05m
Sun 9/68:10 am -
1 stop5h 35m
Deal found 8/9![Southwest logo]()
$127
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Thu 9/105:30 pm -
Nonstop1h 31m
Sat 9/129:30 pm -
Nonstop1h 29m
Deal found 8/6![United Airlines logo]()
$151
This Delta deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 9/55:34 pm -
1 stop4h 13m
Sun 9/66:00 am -
1 stop4h 23m
Deal found 8/8![Delta logo]()
$157
This Frontier deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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.
Sat 10/175:14 pm -
1 stop13h 07m
Mon 10/197:20 am -
1 stop12h 55m
Deal found 8/9![Frontier logo]()
$231
This American Airlines deal was found by Cheapflights users on 8/5. 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.
Sun 8/304:15 pm -
Nonstop1h 12m
Tue 9/16:34 am -
Nonstop1h 16m
Deal found 8/5![American Airlines logo]()
$278
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 10/2010:55 am -
Nonstop1h 10m
Thu 10/2210:05 pm -
Nonstop1h 10m
Deal found 8/7![Southwest logo]()
$151
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 11/310:53 am -
Nonstop1h 36m
Tue 11/39:00 pm -
Nonstop1h 24m
Deal found 8/7![United Airlines logo]()
$151
This Delta deal was found by Cheapflights users on 8/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:34 pm -
1 stop4h 13m
Sat 9/126:10 am -
1 stop4h 24m
Deal found 8/6![Delta logo]()
$164
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 10/205:50 am -
Nonstop1h 05m
Wed 10/218:50 pm -
Nonstop1h 10m
Deal found 8/7![Southwest logo]()
$151
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 9/510:49 am -
Nonstop1h 09m
Sun 9/63:52 pm -
Nonstop1h 17m
Deal found 8/8![United Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/2310:15 am -
1 stop5h 10m
Thu 9/248:55 pm -
Nonstop1h 15m
Deal found 8/7![Southwest logo]()
$161
This Southwest deal was found by Cheapflights users on 8/5. 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 9/156:30 am -
Nonstop1h 05m
Tue 9/154:15 pm -
1 stop3h 45m
Deal found 8/5![Southwest logo]()
$161
This Delta deal was found by Cheapflights users on 8/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:30 am -
1 stop6h 09m
Wed 9/27:25 pm -
1 stop4h 01m
Deal found 8/5![Delta logo]()
$205
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:50 pm -
Nonstop1h 10m
Thu 9/107:25 am -
1 stop5h 45m
Deal found 8/6![Southwest logo]()
$161
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:37 am -
1 stop6h 05m
Sun 8/308:46 pm -
1 stop12h 07m
Deal found 8/5![Frontier logo]()
$245
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/29:30 am -
Nonstop1h 30m
Tue 9/88:30 pm -
Nonstop1h 30m
Deal found 8/5![United Airlines logo]()
$221
This KAYAK deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/296:40 am -
1 stop3h 57m
Wed 9/308:25 am -
1 stop6h 47m
Deal found 8/7![Delta logo]()
$226
This Southwest deal was found by Cheapflights users on 8/5. 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.
Thu 8/276:05 pm -
1 stop5h 40m
Sat 8/299:55 am -
2 stops6h 45m
Deal found 8/5![Southwest logo]()
$176
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/610:49 am -
Nonstop1h 18m
Sun 9/137:41 am -
Nonstop1h 19m
Deal found 8/9![United Airlines logo]()
$241
This Delta deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/36:30 am -
Nonstop1h 34m
Sun 9/68:05 pm -
Nonstop1h 37m
Deal found 8/9![Delta logo]()
$242
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/15:34 pm -
1 stop4h 07m
Sun 9/69:00 am -
Nonstop1h 37m
Deal found 8/7![Delta logo]()
$243
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Thu 9/35:59 pm -
Nonstop1h 30m
Thu 9/105:25 am -
Nonstop1h 30m
Deal found 8/5![United Airlines logo]()
$249
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:50 pm -
Nonstop1h 10m
Tue 9/84:15 pm -
1 stop3h 50m
Deal found 8/6![Southwest logo]()
$210
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/85:10 pm -
Nonstop1h 30m
Thu 9/107:35 am -
Nonstop1h 21m
Deal found 8/7![Delta logo]()
$249
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Thu 9/178:00 pm -
Nonstop1h 22m
Mon 9/216:31 am -
Nonstop1h 28m
Deal found 8/6![United Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 8/5. 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.
Sat 9/128:48 am -
Nonstop1h 55m
Sat 9/193:00 pm -
Nonstop1h 23m
Deal found 8/5![American Airlines logo]()
$415
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/233:45 pm -
Nonstop1h 05m
Wed 9/308:30 pm -
Nonstop1h 15m
Deal found 8/9![Southwest logo]()
$221
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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.
Mon 9/146:40 am -
Nonstop1h 33m
Mon 9/217:58 pm -
Nonstop1h 37m
Deal found 8/7![Delta logo]()
$249
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” 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 9/181:30 pm -
Nonstop1h 18m
Sat 9/2610:25 am -
Nonstop1h 29m
Deal found 8/8![United Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Sat 8/224:59 pm -
Nonstop1h 12m
Wed 8/266:34 am -
Nonstop1h 16m
Deal found 8/6![American Airlines logo]()
$433
Last-minute flights from Illinois to MichiganDiscover last-minute flight deals from Illinois to Michigan. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Michigan. Data last updated August 10, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:20 pm -
Nonstop1h 05m
Thu 8/278:55 pm -
Nonstop1h 10m
Deal found 8/6![Southwest logo]()
$151
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Thu 8/277:25 am -
Nonstop1h 36m
Thu 8/279:30 pm -
Nonstop1h 29m
Deal found 8/6![United Airlines logo]()
$151
This American Airlines deal was found by Cheapflights users on 8/5. 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.
Sat 8/299:32 am -
Nonstop1h 28m
Sat 9/53:19 pm -
Nonstop1h 24m
Deal found 8/5![American Airlines logo]()
$134
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:50 pm -
Nonstop1h 10m
Sat 9/56:15 pm -
Nonstop1h 20m
Deal found 8/6![Southwest logo]()
$134
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:15 pm -
Nonstop1h 05m
Sun 9/611:05 am -
1 stop4h 50m
Deal found 8/6![Southwest logo]()
$144
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/58:00 am -
Nonstop1h 34m
Sun 9/68:40 am -
Nonstop1h 32m
Deal found 8/9![United Airlines logo]()
$117
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/55:13 pm -
Nonstop1h 39m
Sun 9/67:00 am -
Nonstop1h 24m
Deal found 8/10![American Airlines logo]()
$118
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/55:45 am -
Nonstop1h 05m
Sun 9/611:05 am -
1 stop4h 50m
Deal found 8/9![Southwest logo]()
$127
This Frontier deal was found by Cheapflights users on 8/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:20 am -
1 stop9h 15m
Sat 9/126:30 am -
1 stop12h 47m
Deal found 8/6![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/142:29 pm -
1 stop9h 13m
Mon 9/217:00 am -
1 stop7h 10m
Deal found 8/9![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/182:29 pm -
1 stop9h 13m
Mon 9/217:00 am -
1 stop7h 10m
Deal found 8/9![Frontier logo]()
$137
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:18 pm -
Nonstop1h 55m
Mon 9/288:55 am -
Nonstop1h 23m
Deal found 8/7![American Airlines logo]()
$152
One-way flights from Illinois to MichiganSearch for one-way flight options from Illinois to Michigan. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Illinois to Michigan. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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.
Sun 9/67:50 pm -
Nonstop1h 05m
Deal found 8/7![Southwest logo]()
$59
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/69:30 am -
Nonstop1h 30m
Deal found 8/7![United Airlines logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/76:17 pm -
1 stop14h 03m
Deal found 8/7![Frontier logo]()
$62
This Trip.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:29 pm -
1 stop9h 13m
Deal found 8/7![Frontier logo]()
$66
This Trip.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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.
Thu 10/2910:35 am -
1 stop13h 07m
Deal found 8/9![Frontier logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 10/1510:35 am -
1 stop13h 07m
Deal found 8/9![Frontier logo]()
$69
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:00 pm -
1 stop4h 40m
Deal found 8/6![Southwest logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/282:29 pm -
1 stop20h 36m
Deal found 8/6![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 10/52:29 pm -
1 stop20h 36m
Deal found 8/9![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Fri 9/252:29 pm -
1 stop9h 13m
Deal found 8/10![Frontier logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/112:29 pm -
1 stop20h 22m
Deal found 8/7![Frontier logo]()
$74
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” 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 9/212:20 pm -
Nonstop1h 10m
Deal found 8/7![Southwest logo]()
$76
Find flight deals from Illinois to Michigan
Keep the following information in mind while searching for Illinois to Michigan flight deals. Data was last updated August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $117 (United Airlines) |
One-way from | $59 (Southwest) |
Popular in | March |
Cheapest in | October |
Average price | $387 |
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 Illinois to Michigan 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 August 10, 2026.
Use the filters below to find and compare flights from Illinois to Michigan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Sat 9/5
5:45 am-6:50 am
Nonstop1h 05m
Chicago Midway
Sun 9/6
8:10 am-1:45 pm
1 stop5h 35m
$127
St. LouisChicago
STL Lambert-St Louis - ORD Chicago O'Hare Intl
STLORD
Lambert-St Louis
Thu 9/10
5:30 pm-7:01 pm
Nonstop1h 31m
Chicago O'Hare Intl
Sat 9/12
9:30 pm-10:59 pm
Nonstop1h 29m
$151
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Tue 10/20
10:55 am-12:05 pm
Nonstop1h 10m
Chicago Midway
Thu 10/22
10:05 pm-11:15 pm
Nonstop1h 10m
$151
St. LouisChicago
STL Lambert-St Louis - ORD Chicago O'Hare Intl
STLORD
Lambert-St Louis
Tue 11/3
10:53 am-12:29 pm
Nonstop1h 36m
Chicago O'Hare Intl
Tue 11/3
9:00 pm-10:24 pm
Nonstop1h 24m
$151
Quickest round-trip
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Tue 10/20
5:50 am-6:55 am
Nonstop1h 05m
Chicago Midway
Wed 10/21
8:50 pm-10:00 pm
Nonstop1h 10m
$151
St. LouisChicago
STL Lambert-St Louis - ORD Chicago O'Hare Intl
STLORD
Lambert-St Louis
Sat 9/5
5:34 pm-9:47 pm
1 stop4h 13m
Chicago O'Hare Intl
Sun 9/6
6:00 am-10:23 am
1 stop4h 23m
$157
ChicagoGrand Rapids
ORD Chicago O'Hare Intl - GRR Grand Rapids Gerald R. Ford Intl
ORDGRR
Chicago O'Hare Intl
Sat 9/5
10:49 am-12:58 pm
Nonstop1h 09m
Grand Rapids Gerald R. Ford Intl
Sun 9/6
3:52 pm-4:09 pm
Nonstop1h 17m
$157
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Wed 9/23
10:15 am-3:25 pm
1 stop5h 10m
Chicago Midway
Thu 9/24
8:55 pm-10:10 pm
Nonstop1h 15m
$161
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Tue 9/15
6:30 am-7:35 am
Nonstop1h 05m
Chicago Midway
Tue 9/15
4:15 pm-8:00 pm
1 stop3h 45m
$161
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Thu 9/3
8:50 pm-10:00 pm
Nonstop1h 10m
Chicago Midway
Thu 9/10
7:25 am-1:10 pm
1 stop5h 45m
$161
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Michigan
Have a flexible travel schedule? Discover the best time to fly to Michigan from Illinois with our price prediction graph.
STL-ORD
STL-MDW
STL-DTW
ORD-GRR
ORD-DTW
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 Illinois to Michigan
USIL-USMI
STL-ORD
STL-MDW
STL-DTW
ORD-GRR
What is the cheapest month to book a flight from Illinois to Michigan?
Currently, October is the cheapest month in which you can book a flight from Illinois to Michigan (average of $246). Flying from Illinois to Michigan in July is currently the most expensive (average of $463). 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 IL to MI?
Find hourly flight availability from Illinois to Michigan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 10, 2026.
One of the essential ways to save on airfare from Illinois to Michigan is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 19% on airfare.
Weekly flight availability from Illinois to Michigan
Explore weekly flight availability from Illinois to Michigan. 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 10, 2026.
The most flights from USIL to USMI are scheduled on a Sunday (89 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (36 on average).
How much does it cost to fly round-trip from Illinois to Michigan?
Airfare is below average for this route at the moment.
Illinois to Michigan flights typically cost between $257 and $463 in September.The cheapest round-trip price found within the last 5 days was $228 on American Airlines (Sep 4-Sep 7).
How far ahead should I book a flight from Illinois to Michigan?
The best time to book flights from Illinois to Michigan is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Illinois to Michigan?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Michigan. Price data was last updated on August 8, 2026.
Travelers seeking maximum savings on their Illinois to Michigan flight should consider departing on Saturday evenings 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 Michigan
Get insights into the airlines that provide service to Michigan. 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 Michigan. Reviews last updated August 10, 2026.
Read through reviews of airlines operating flights from Illinois to Michigan, such as Southwest,Delta, andContour. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentSarah,Aug 2024
MDW - AUS
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentSarah,Aug 2024
MDW - AUS
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentSarah,Aug 2024
MDW - AUS
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentSarah,Aug 2024
MDW - AUS
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentSarah,Aug 2024
MDW - AUS
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentSarah,Aug 2024
MDW - AUS
Related info for your journey
Find useful and relevant information for your journey from Illinois to Michigan. 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 Illinois to Michigan
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Michigan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Michigan by cabin class
Find flights from Illinois to Michigan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Michigan flights
Browse other Illinois and Michigan flight options. Last updated on August 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Michigan
Find the right flight back to Illinois after your stay in Michigan
Illinois to Michigan flights
Consider these flights traveling from Illinois to Michigan.
Top 5 airlines flying from Illinois to Michigan
Discover the top 5 airlines that operate flights from Illinois to Michigan. 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 August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$370 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$121 | Average$347 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$121 | Average$337 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$144 | Average$178 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$157 | Average$369 | FlexibilityNo cancel fee | On-time69% |