$305+ Cheap flights from Jacksonville, NC (OAJ) to Illinois
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
OAJ — ORD
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from Jacksonville to Illinois with Cheapflights
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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 Jacksonville to IllinoisExplore the most affordable flight options available from Jacksonville to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Jacksonville to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:10 pm -
1 stop5h 41m
Mon 9/75:30 am -
1 stop5h 00m
Deal found 8/2![Delta logo]()
$423
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:15 pm -
1 stop7h 15m
Sun 9/136:00 am -
1 stop4h 15m
Deal found 8/1![Delta logo]()
$435
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:00 pm -
1 stop5h 22m
Mon 9/145:09 pm -
1 stop4h 13m
Deal found 8/1![Delta logo]()
$445
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:10 pm -
1 stop4h 34m
Mon 9/76:05 am -
1 stop4h 25m
Deal found 8/2![Delta logo]()
$463
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:48 pm -
1 stop4h 31m
Mon 8/316:00 am -
1 stop4h 30m
Deal found 8/1![Delta logo]()
$467
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/223:34 pm -
1 stop6h 39m
Tue 8/258:09 am -
1 stop4h 16m
Deal found 7/31![American Airlines logo]()
$477
This American Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:09 pm -
1 stop5h 43m
Mon 9/76:49 am -
1 stop5h 36m
Deal found 8/4![American Airlines logo]()
$477
This American Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:15 pm -
1 stop5h 42m
Wed 8/191:15 pm -
1 stop4h 23m
Deal found 8/2![American Airlines logo]()
$485
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1512:10 pm -
1 stop4h 28m
Wed 8/196:05 am -
1 stop4h 25m
Deal found 7/31![Delta logo]()
$485
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/84:15 pm -
1 stop5h 40m
Wed 8/196:00 am -
2 stops11h 07m
Deal found 8/4![Delta logo]()
$490
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/2110:18 am -
2 stops8h 53m
Tue 8/254:05 pm -
1 stop4h 16m
Deal found 7/31![American Airlines logo]()
$492
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:27 pm -
2 stops8h 57m
Wed 8/196:00 am -
2 stops11h 07m
Deal found 8/2![Delta logo]()
$495
Best flights from Jacksonville to IllinoisDiscover carefully curated flight deals from Jacksonville to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Jacksonville to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:10 pm -
1 stop5h 41m
Mon 9/75:30 am -
1 stop5h 00m
Deal found 8/2![Delta logo]()
$423
This American Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:34 pm -
1 stop6h 39m
Tue 8/258:09 am -
1 stop4h 16m
Deal found 8/4![American Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:15 pm -
1 stop5h 40m
Mon 9/75:30 am -
1 stop5h 00m
Deal found 8/1![Delta logo]()
$423
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:15 pm -
1 stop7h 15m
Sun 9/136:00 am -
1 stop4h 15m
Deal found 8/1![Delta logo]()
$435
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/155:15 pm -
1 stop5h 42m
Wed 8/196:49 am -
1 stop5h 36m
Deal found 7/31![American Airlines logo]()
$485
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:00 pm -
1 stop5h 22m
Mon 9/145:09 pm -
1 stop4h 13m
Deal found 8/1![Delta logo]()
$445
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:00 pm -
1 stop5h 22m
Sat 9/126:00 am -
1 stop4h 15m
Deal found 8/1![Delta logo]()
$445
This American Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:01 pm -
1 stop7h 10m
Fri 9/114:45 pm -
1 stop4h 59m
Deal found 8/2![American Airlines logo]()
$579
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:15 pm -
1 stop7h 15m
Sat 9/126:00 am -
1 stop4h 15m
Deal found 8/1![Delta logo]()
$445
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:10 pm -
1 stop4h 34m
Mon 9/76:05 am -
1 stop4h 25m
Deal found 8/2![Delta logo]()
$463
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am -
1 stop7h 40m
Wed 8/196:00 am -
2 stops11h 07m
Deal found 7/31![Delta logo]()
$490
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/154:15 pm -
1 stop7h 21m
Wed 8/191:25 pm -
2 stops8h 04m
Deal found 7/31![Delta logo]()
$490
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1512:10 pm -
1 stop5h 41m
Mon 8/175:30 am -
1 stop5h 00m
Deal found 8/1![Delta logo]()
$511
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/146:48 pm -
1 stop6h 09m
Tue 8/1810:33 am -
1 stop6h 34m
Deal found 7/30![Delta logo]()
$531
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:00 am -
1 stop4h 59m
Thu 8/206:05 am -
1 stop4h 25m
Deal found 8/1![Delta logo]()
$785
Last-minute flights from Jacksonville to IllinoisDiscover last-minute flight deals from Jacksonville to Illinois. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Jacksonville to Illinois. Data last updated August 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:27 pm -
2 stops8h 57m
Wed 8/196:00 am -
2 stops11h 07m
Deal found 8/2![Delta logo]()
$495
This American Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:15 pm -
1 stop5h 42m
Wed 8/191:15 pm -
1 stop4h 23m
Deal found 8/2![American Airlines logo]()
$485
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/84:15 pm -
1 stop5h 40m
Wed 8/196:00 am -
2 stops11h 07m
Deal found 8/4![Delta logo]()
$490
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1512:10 pm -
1 stop4h 28m
Wed 8/196:05 am -
1 stop4h 25m
Deal found 7/31![Delta logo]()
$485
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/2110:18 am -
2 stops8h 53m
Tue 8/254:05 pm -
1 stop4h 16m
Deal found 7/31![American Airlines logo]()
$492
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/223:34 pm -
1 stop6h 39m
Tue 8/258:09 am -
1 stop4h 16m
Deal found 7/31![American Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:48 pm -
1 stop4h 31m
Mon 8/316:00 am -
1 stop4h 30m
Deal found 8/1![Delta logo]()
$467
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:10 pm -
1 stop5h 41m
Mon 9/75:30 am -
1 stop5h 00m
Deal found 8/2![Delta logo]()
$423
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:10 pm -
1 stop4h 34m
Mon 9/76:05 am -
1 stop4h 25m
Deal found 8/2![Delta logo]()
$463
This American Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:09 pm -
1 stop5h 43m
Mon 9/76:49 am -
1 stop5h 36m
Deal found 8/4![American Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:15 pm -
1 stop7h 15m
Sun 9/136:00 am -
1 stop4h 15m
Deal found 8/1![Delta logo]()
$435
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:00 pm -
1 stop5h 22m
Mon 9/145:09 pm -
1 stop4h 13m
Deal found 8/1![Delta logo]()
$445
One-way flights from Jacksonville to IllinoisSearch for one-way flight options from Jacksonville to Illinois. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Jacksonville to Illinois. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/146:48 pm -
1 stop6h 09m
Deal found 7/30![Delta logo]()
$305
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/146:48 pm -
1 stop4h 48m
Deal found 7/30![Delta logo]()
$305
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:15 pm -
1 stop5h 41m
Deal found 8/2![Delta logo]()
$333
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/15:15 pm -
1 stop7h 37m
Deal found 7/31![American Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/112:10 pm -
1 stop4h 34m
Deal found 7/31![Delta logo]()
$343
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/16:00 am -
2 stops8h 08m
Deal found 7/31![Delta logo]()
$348
This American Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:15 pm -
1 stop7h 37m
Deal found 8/2![American Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:10 pm -
2 stops9h 20m
Deal found 8/2![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:00 am -
1 stop7h 40m
Deal found 8/2![Delta logo]()
$445
This American Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/93:06 pm -
2 stops9h 31m
Deal found 8/2![American Airlines logo]()
$450
Find flight deals from Jacksonville to Illinois
Keep the following information in mind while searching for Jacksonville to Illinois flight deals. Data was last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $423 (Delta) |
One-way from | $305 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Jacksonville to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
Use the filters below to find and compare flights from Jacksonville to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
JacksonvilleChicago
OAJ - ORD
OAJORD
Jacksonville Albert J Ellis
Tue 9/1
12:10 pm-4:51 pm
1 stop5h 41m
Chicago O'Hare Intl
Mon 9/7
5:30 am-11:30 am
1 stop5h 00m
$423
JacksonvilleChicago
OAJ - ORD
OAJORD
Jacksonville Albert J Ellis
Wed 9/2
4:15 pm-8:55 pm
1 stop5h 40m
Chicago O'Hare Intl
Mon 9/7
5:30 am-11:30 am
1 stop5h 00m
$423
JacksonvilleMoline
OAJ - MLI
OAJMLI
Jacksonville Albert J Ellis
Thu 9/10
4:15 pm-10:30 pm
1 stop7h 15m
Moline Quad-City
Sun 9/13
6:00 am-11:15 am
1 stop4h 15m
$435
JacksonvilleMoline
OAJ - MLI
OAJMLI
Jacksonville Albert J Ellis
Fri 9/11
12:00 pm-4:22 pm
1 stop5h 22m
Moline Quad-City
Mon 9/14
5:09 pm-10:22 pm
1 stop4h 13m
$445
JacksonvilleMoline
OAJ - MLI
OAJMLI
Jacksonville Albert J Ellis
Fri 9/11
12:00 pm-4:22 pm
1 stop5h 22m
Moline Quad-City
Sat 9/12
6:00 am-11:15 am
1 stop4h 15m
$445
JacksonvilleMoline
OAJ - MLI
OAJMLI
Jacksonville Albert J Ellis
Thu 9/10
4:15 pm-10:30 pm
1 stop7h 15m
Moline Quad-City
Sat 9/12
6:00 am-11:15 am
1 stop4h 15m
$445
Quickest round-trip
JacksonvilleChicago
OAJ - MDW
OAJMDW
Jacksonville Albert J Ellis
Tue 9/1
12:10 pm-3:44 pm
1 stop4h 34m
Chicago Midway
Mon 9/7
6:05 am-11:30 am
1 stop4h 25m
$463
JacksonvilleMoline
OAJ - MLI
OAJMLI
Jacksonville Albert J Ellis
Sat 8/22
3:34 pm-9:13 pm
1 stop6h 39m
Moline Quad-City
Tue 8/25
8:09 am-1:25 pm
1 stop4h 16m
$477
JacksonvilleChicago
OAJ - ORD
OAJORD
Jacksonville Albert J Ellis
Sat 8/15
5:15 pm-9:57 pm
1 stop5h 42m
Chicago O'Hare Intl
Wed 8/19
6:49 am-1:25 pm
1 stop5h 36m
$485
JacksonvilleChicago
OAJ - ORD
OAJORD
Jacksonville Albert J Ellis
Sat 8/15
6:00 am-12:40 pm
1 stop7h 40m
Chicago O'Hare Intl
Wed 8/19
6:00 am-6:07 pm
2 stops11h 07m
$490
Showing 1-10 of 25 resultsSorted by cheapest first
Best time to book a flight from Jacksonville to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Jacksonville with our price prediction graph.
OAJ-ORD
OAJ-MLI
OAJ-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 Jacksonville to Illinois
OAJ-USIL
OAJ-ORD
OAJ-MLI
OAJ-MDW
No data available for this route at this time. Please check back soon.
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 4, 2026.
Read through reviews of airlines operating flights from Jacksonville to Illinois, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.2
Boarding
7.5
Crew
7.9
Food
6.4
Entertainment
6.8
Overall
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Aug 2025
BNA - ORD
Comfort
7.2
Boarding
7.5
Crew
7.9
Food
6.4
Entertainment
6.8
Overall
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Aug 2025
BNA - ORD
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$397 | Average$532 | FlexibilityNo cancel fee | On-time71% |