$100+ Cheap flights from Grand Rapids (GRR) to Illinois
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
GRR — ORD
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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Find cheap flights from Grand Rapids 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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Cheapest flights from Grand Rapids to IllinoisExplore the most affordable flight options available from Grand Rapids to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
Explore the most affordable flight options available from Grand Rapids to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:20 pm -
Nonstop1h 05m
Sat 10/319:45 am -
Nonstop0h 55m
Deal found 9/13![Southwest logo]()
$235
This Southwest deal was found by Cheapflights users on 9/10. 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.
Thu 10/11:20 pm -
Nonstop1h 05m
Sat 10/310:25 am -
Nonstop0h 55m
Deal found 9/10![Southwest logo]()
$265
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/17:10 am -
Nonstop1h 19m
Mon 10/59:50 pm -
Nonstop1h 04m
Deal found 9/10![United Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 9/10. 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.
Thu 10/16:45 am -
Nonstop1h 00m
Mon 10/58:35 am -
1 stop4h 35m
Deal found 9/10![Southwest logo]()
$275
This Southwest deal was found by Cheapflights users on 9/9. 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.
Fri 10/161:20 pm -
Nonstop1h 05m
Mon 10/193:05 pm -
Nonstop0h 50m
Deal found 9/9![Southwest logo]()
$278
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/213:45 pm -
Nonstop1h 17m
Fri 10/233:00 pm -
Nonstop1h 15m
Deal found 9/10![United Airlines logo]()
$278
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/1010:00 am -
1 stop5h 16m
Mon 10/125:36 pm -
1 stop3h 19m
Deal found 9/9![United Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/198:46 pm -
Nonstop1h 44m
Wed 1/201:26 pm -
Nonstop1h 14m
Deal found 9/9![American Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 9/9. 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.
Tue 12/111:00 am -
Nonstop1h 15m
Tue 12/11:15 pm -
2 stops8h 10m
Deal found 9/9![Southwest logo]()
$280
This Southwest deal was found by Cheapflights users on 9/9. 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 9/307:15 am -
1 stop3h 20m
Wed 9/302:45 pm -
2 stops7h 10m
Deal found 9/9![Southwest logo]()
$284
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 10/15:30 am -
1 stop3h 26m
Mon 10/57:30 pm -
1 stop3h 18m
Deal found 9/10![Delta logo]()
$285
This United Airlines deal was found by Cheapflights users on 9/11. 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 11/27:00 am -
Nonstop1h 20m
Wed 11/1812:43 pm -
Nonstop1h 10m
Deal found 9/11![United Airlines logo]()
$293
Best flights from Grand Rapids to IllinoisDiscover carefully curated flight deals from Grand Rapids to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from Grand Rapids to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:45 pm -
1 stop4h 10m
Sat 10/316:45 am -
1 stop4h 55m
Deal found 9/13![Southwest logo]()
$255
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/147:10 am -
Nonstop1h 19m
Wed 10/1412:39 pm -
Nonstop1h 10m
Deal found 9/10![United Airlines logo]()
$265
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 10/15:30 am -
1 stop4h 37m
Sun 10/47:01 pm -
1 stop3h 47m
Deal found 9/10![Delta logo]()
$338
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Sun 10/189:01 pm -
1 stop4h 18m
Mon 10/197:28 am -
1 stop5h 28m
Deal found 9/13![American Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 9/10. 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.
Thu 10/11:20 pm -
Nonstop1h 05m
Sat 10/38:40 am -
1 stop4h 30m
Deal found 9/10![Southwest logo]()
$275
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/232:15 pm -
Nonstop1h 20m
Mon 10/269:50 pm -
Nonstop1h 08m
Deal found 9/9![United Airlines logo]()
$278
This Southwest deal was found by Cheapflights users on 9/9. 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.
Fri 10/236:45 am -
Nonstop1h 00m
Mon 10/269:45 pm -
Nonstop1h 00m
Deal found 9/9![Southwest logo]()
$278
This Southwest deal was found by Cheapflights users on 9/9. 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.
Tue 12/111:00 am -
Nonstop1h 15m
Tue 12/11:15 pm -
2 stops8h 10m
Deal found 9/9![Southwest logo]()
$280
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:10 am -
1 stop5h 49m
Sat 10/317:00 am -
1 stop5h 23m
Deal found 9/13![Delta logo]()
$341
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 11/2510:15 am -
Nonstop1h 25m
Sat 11/287:50 pm -
Nonstop1h 07m
Deal found 9/13![United Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:30 am -
1 stop5h 19m
Tue 10/206:47 am -
1 stop5h 36m
Deal found 9/13![Delta logo]()
$351
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/25:44 am -
Nonstop1h 15m
Sun 10/49:05 am -
Nonstop1h 17m
Deal found 9/10![United Airlines logo]()
$331
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/311:00 am -
Nonstop1h 15m
Sun 12/66:10 pm -
1 stop5h 10m
Deal found 9/13![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 9/9. 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.
Fri 10/25:30 am -
1 stop3h 26m
Sun 10/47:30 pm -
1 stop3h 18m
Deal found 9/9![Delta logo]()
$351
This Southwest deal was found by Cheapflights users on 9/10. 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.
Wed 10/76:50 am -
2 stops9h 05m
Sat 10/106:05 am -
1 stop5h 15m
Deal found 9/10![Southwest logo]()
$314
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Thu 10/228:50 am -
1 stop4h 23m
Sun 10/255:00 am -
1 stop3h 34m
Deal found 9/11![United Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:40 am -
1 stop5h 57m
Sun 11/86:05 pm -
1 stop4h 51m
Deal found 9/13![Delta logo]()
$357
This Southwest deal was found by Cheapflights users on 9/9. 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.
Tue 10/65:35 am -
1 stop7h 00m
Tue 10/62:20 pm -
2 stops7h 15m
Deal found 9/9![Southwest logo]()
$314
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/83:45 pm -
1 stop6h 36m
Thu 10/158:00 am -
1 stop5h 49m
Deal found 9/10![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:27 am -
1 stop3h 32m
Sun 12/68:39 am -
1 stop5h 30m
Deal found 9/13![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 1/87:05 am -
1 stop4h 00m
Mon 1/115:41 pm -
1 stop5h 18m
Deal found 9/9![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 9/11. 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.
Fri 10/96:45 am -
Nonstop1h 00m
Fri 10/237:25 am -
1 stop4h 15m
Deal found 9/11![Southwest logo]()
$329
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 9/252:43 pm -
1 stop4h 27m
Tue 9/291:23 pm -
1 stop5h 50m
Deal found 9/10![American Airlines logo]()
$604
This Southwest deal was found by Cheapflights users on 9/10. 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.
Fri 10/25:35 pm -
Nonstop1h 05m
Sun 10/410:05 am -
Nonstop0h 55m
Deal found 9/10![Southwest logo]()
$331
This Delta deal was found by Cheapflights users on 9/11. 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.
Tue 9/225:30 am -
1 stop3h 26m
Fri 10/305:29 pm -
1 stop5h 27m
Deal found 9/11![Delta logo]()
$421
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:45 pm -
1 stop4h 10m
Mon 11/22:50 pm -
Nonstop0h 55m
Deal found 9/12![Southwest logo]()
$331
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 9/293:46 pm -
1 stop4h 15m
Sat 10/38:30 am -
1 stop5h 19m
Deal found 9/13![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 9/11. 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.
Thu 10/15:30 am -
1 stop3h 26m
Sun 10/47:30 pm -
1 stop3h 18m
Deal found 9/11![Delta logo]()
$462
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:45 am -
2 stops6h 50m
Sun 10/255:45 am -
1 stop5h 15m
Deal found 9/13![Southwest logo]()
$362
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 9/264:53 pm -
1 stop17h 07m
Sun 9/2711:00 am -
Nonstop1h 09m
Deal found 9/11![United Airlines logo]()
$454
Last-minute flights from Grand Rapids to IllinoisDiscover last-minute flight deals from Grand Rapids to Illinois. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Rapids to Illinois. Data last updated September 14, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/9. 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 9/307:15 am -
1 stop3h 20m
Wed 9/302:45 pm -
2 stops7h 10m
Deal found 9/9![Southwest logo]()
$284
This Southwest deal was found by Cheapflights users on 9/10. 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.
Thu 10/15:35 pm -
Nonstop1h 05m
Mon 10/59:45 pm -
Nonstop1h 00m
Deal found 9/10![Southwest logo]()
$265
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/15:44 am -
Nonstop1h 15m
Sat 10/39:05 am -
Nonstop1h 17m
Deal found 9/10![United Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 9/10. 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.
Thu 10/15:45 am -
1 stop5h 15m
Sat 10/32:40 pm -
1 stop6h 35m
Deal found 9/10![Southwest logo]()
$285
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 10/15:30 am -
1 stop3h 26m
Sat 10/38:55 am -
1 stop5h 03m
Deal found 9/10![Delta logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/14:24 pm -
1 stop8h 59m
Sat 10/36:30 am -
1 stop7h 56m
Deal found 9/9![Frontier logo]()
$301
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/1010:00 am -
1 stop5h 16m
Mon 10/125:36 pm -
1 stop3h 19m
Deal found 9/9![United Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/213:45 pm -
Nonstop1h 17m
Fri 10/233:00 pm -
Nonstop1h 15m
Deal found 9/10![United Airlines logo]()
$278
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/228:50 am -
1 stop4h 23m
Fri 10/237:01 pm -
1 stop3h 53m
Deal found 9/9![United Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 9/9. 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.
Fri 10/236:45 am -
Nonstop1h 00m
Mon 10/269:45 pm -
Nonstop1h 00m
Deal found 9/9![Southwest logo]()
$278
This Delta deal was found by Cheapflights users on 9/9. 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.
Fri 10/232:09 pm -
1 stop5h 20m
Mon 10/267:30 pm -
1 stop3h 26m
Deal found 9/9![Delta logo]()
$298
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:20 pm -
Nonstop1h 05m
Sat 10/319:45 am -
Nonstop0h 55m
Deal found 9/13![Southwest logo]()
$235
One-way flights from Grand Rapids to IllinoisSearch for one-way flight options from Grand Rapids to Illinois. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
Search for one-way flight options from Grand Rapids to Illinois. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This Southwest deal was found by Cheapflights users on 9/14. 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 10/1312:35 pm -
Nonstop1h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Southwest logo]()
$100
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:20 am -
2 stops8h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Mon 10/122:01 pm -
1 stop9h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$118
This Trip.com deal was found by Cheapflights users on 9/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:11 pm -
1 stop28h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$131
This Southwest deal was found by Cheapflights users on 9/10. 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.
Sat 10/32:45 pm -
Nonstop1h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$133
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 2/410:19 am -
Nonstop1h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$133
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:25 pm -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$135
This Delta deal was found by Cheapflights users on 9/9. 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.
Wed 9/302:45 pm -
1 stop3h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 9/282:06 pm -
2 stops24h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$141
This Delta deal was found by Cheapflights users on 9/10. 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.
Tue 10/65:30 am -
1 stop5h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$143
This Delta deal was found by Cheapflights users on 9/10. 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.
Sat 10/38:25 am -
1 stop5h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$143
This Southwest deal was found by Cheapflights users on 9/9. 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.
Fri 10/21:20 pm -
Nonstop1h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Southwest logo]()
$146
Find flight deals from Grand Rapids to Illinois
Keep the following information in mind while searching for Grand Rapids to Illinois flight deals. Data was last updated September 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $235 (Southwest) |
One-way from | $100 (Southwest) |
Popular in | January |
Cheapest in | March |
Average price | $317 |
Good round-trip deal | $383 or less |
Good one-way deal | $181 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Grand Rapids 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 September 14, 2026.
Use the filters below to find and compare flights from Grand Rapids to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Grand RapidsChicago
GRR Grand Rapids Gerald R. Ford Intl - MDW Chicago Midway
GRRMDW
Grand Rapids Gerald R. Ford Intl
Sat 10/31
12:20 pm-12:25 pm
Nonstop1h 05m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$100
Grand RapidsSt. Louis
GRR Grand Rapids Gerald R. Ford Intl - STL Lambert-St Louis
GRRSTL
Grand Rapids Gerald R. Ford Intl
Wed 9/30
2:45 pm-5:10 pm
1 stop3h 25m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$140
Grand RapidsSt. Louis
GRR Grand Rapids Gerald R. Ford Intl - STL Lambert-St Louis
GRRSTL
Grand Rapids Gerald R. Ford Intl
Sat 10/3
2:15 pm-5:41 pm
1 stop4h 26m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$140
Grand RapidsChicago
GRR Grand Rapids Gerald R. Ford Intl - MDW Chicago Midway
GRRMDW
Grand Rapids Gerald R. Ford Intl
Sat 12/12
5:27 am-9:37 am
1 stop5h 10m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$143
Grand RapidsChicago
GRR Grand Rapids Gerald R. Ford Intl - MDW Chicago Midway
GRRMDW
Grand Rapids Gerald R. Ford Intl
Thu 10/8
5:45 am-10:00 am
1 stop5h 15m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$143
Grand RapidsChicago
GRR Grand Rapids Gerald R. Ford Intl - MDW Chicago Midway
GRRMDW
Grand Rapids Gerald R. Ford Intl
Wed 12/9
5:27 am-9:37 am
1 stop5h 10m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$143
Grand RapidsChicago
GRR Grand Rapids Gerald R. Ford Intl - MDW Chicago Midway
GRRMDW
Grand Rapids Gerald R. Ford Intl
Thu 12/10
7:40 am-1:01 pm
1 stop6h 21m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$143
Grand RapidsChicago
GRR Grand Rapids Gerald R. Ford Intl - ORD Chicago O'Hare Intl
GRRORD
Grand Rapids Gerald R. Ford Intl
Sat 12/12
2:20 pm-4:17 pm
1 stop2h 57m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$143
Grand RapidsChicago
GRR Grand Rapids Gerald R. Ford Intl - ORD Chicago O'Hare Intl
GRRORD
Grand Rapids Gerald R. Ford Intl
Fri 10/2
10:01 am-10:20 am
Nonstop1h 19m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$146
Grand RapidsChicago
GRR Grand Rapids Gerald R. Ford Intl - MDW Chicago Midway
GRRMDW
Grand Rapids Gerald R. Ford Intl
Fri 10/2
2:45 pm-5:55 pm
1 stop4h 10m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$156
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Grand Rapids to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Grand Rapids with our price prediction graph.
GRR-MDW
GRR-STL
GRR-ORD
GRR-PIA
GRR-CMI
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 Grand Rapids to Illinois
GRR-USIL
GRR-MDW
GRR-STL
GRR-ORD
GRR-PIA
What is the cheapest month to book a flight from Grand Rapids to Illinois?
Currently, November is the cheapest month in which you can book a flight from Grand Rapids to Illinois (average of $171). Flying from Grand Rapids to Illinois in August is currently the most expensive (average of $536). 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 GRR to IL?
Find hourly flight availability from Grand Rapids 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 September 14, 2026.
A simple way to save on the total cost of your ticket is to fly from Grand Rapids to Illinois in the morning. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight at noon.
Weekly flight availability from Grand Rapids to Illinois
Explore weekly flight availability from Grand Rapids 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 September 14, 2026.
The most flights from GRR to USIL are scheduled on a Saturday (57 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (38 on average).
How much does it cost to fly round-trip from Grand Rapids to Illinois?
Airfare is typical for this route at the moment.
Grand Rapids to Illinois flights typically cost between $188 and $489 in October.The cheapest round-trip price found within the last 5 days was $265 on United Airlines (Oct 1-Oct 5).
What is the cheapest day to fly from Grand Rapids to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Grand Rapids to Illinois. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Grand Rapids to Illinois flight should consider departing on Monday at noon when fares are most often at their lowest. Wednesday 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 September 14, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican Airlines from Grand Rapids to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Grand Rapids 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 Grand Rapids to Illinois
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Complete your trip
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Grand Rapids and Illinois flights
Browse other Grand Rapids and Illinois flight options. Last updated on September 14, 2026.
Popular flight searches
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Grand Rapids to Illinois flights
Consider these flights traveling from Grand Rapids to Illinois.
Top 3 airlines flying from Grand Rapids to Illinois
Discover the top 3 airlines that operate flights from Grand Rapids 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 September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$201 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$137 | Average$300 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$157 | Average$289 | FlexibilityNo cancel fee | On-time71% |