$209+ Cheap flights from Illinois to Jacksonville, NC (OAJ)
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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OAJ
Jul 10 — Jul 171
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 JacksonvilleExplore the most affordable flight options available from Illinois to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
Explore the most affordable flight options available from Illinois to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 10/76:00 am
STL
- OAJ
1 stop6h 39m
Delta
Tue 10/136:25 pm
OAJ
- STL
1 stop6h 14m
Delta
Deal found 6/8![Delta logo]()
$315
This Delta deal was found by Cheapflights users on 6/8. 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 7/410:16 am
STL
- OAJ
1 stop4h 43m
Delta
Wed 7/84:43 pm
OAJ
- STL
1 stop6h 32m
Delta
Deal found 6/8![Delta logo]()
$347
This Delta deal was found by Cheapflights users on 6/6. 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.
Wed 7/226:00 am
STL
- OAJ
1 stop4h 19m
Delta
Wed 7/296:44 pm
OAJ
- STL
1 stop6h 09m
Delta
Deal found 6/6![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 7/46:00 am
MDW
- OAJ
1 stop4h 31m
Delta
Wed 7/86:44 pm
OAJ
- MDW
1 stop4h 31m
Delta
Deal found 6/7![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 7/45:30 am
ORD
- OAJ
1 stop5h 01m
Delta
Sat 7/1112:11 pm
OAJ
- ORD
1 stop7h 35m
Delta
Deal found 6/7![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 7/47:01 am
ORD
- OAJ
2 stops7h 58m
Delta
Tue 7/74:43 pm
OAJ
- ORD
1 stop4h 50m
Delta
Deal found 6/7![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 6/9. 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 7/293:58 pm
STL
- OAJ
1 stop5h 31m
Delta
Tue 8/42:27 pm
OAJ
- STL
1 stop5h 00m
Delta
Deal found 6/9![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/9. 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 7/165:05 pm
MLI
- OAJ
1 stop4h 24m
Delta
Mon 7/206:44 pm
OAJ
- MLI
1 stop4h 47m
Delta
Deal found 6/9![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/7. 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 7/1412:41 pm
MDW
- OAJ
1 stop4h 21m
Delta
Sat 7/184:35 pm
OAJ
- MDW
1 stop6h 40m
Delta
Deal found 6/7![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/7. 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 8/115:30 am
ORD
- OAJ
1 stop5h 00m
Delta
Tue 8/182:27 pm
OAJ
- ORD
1 stop5h 22m
Delta
Deal found 6/7![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/7. 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 7/76:00 am
ORD
- OAJ
2 stops11h 02m
Delta
Sat 7/1112:11 pm
OAJ
- ORD
1 stop6h 01m
Delta
Deal found 6/7![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 7/44:25 pm
MDW
- OAJ
1 stop5h 05m
Delta
Fri 7/104:43 pm
OAJ
- MDW
1 stop6h 32m
Delta
Deal found 6/7![Delta logo]()
$386
Best flights from Illinois to JacksonvilleDiscover carefully curated flight deals from Illinois to Jacksonville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
Discover carefully curated flight deals from Illinois to Jacksonville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 7/296:00 am
STL
- OAJ
1 stop4h 19m
Delta
Tue 8/412:10 pm
OAJ
- STL
1 stop5h 07m
Delta
Deal found 6/8![Delta logo]()
$315
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:30 am
ORD
- OAJ
1 stop7h 02m
American Airlines
Fri 8/71:54 pm
OAJ
- ORD
1 stop4h 48m
American Airlines
Deal found 6/8![American Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 6/8. 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.
Thu 8/2712:52 pm
STL
- OAJ
1 stop4h 15m
Delta
Tue 9/112:10 pm
OAJ
- STL
1 stop5h 07m
Delta
Deal found 6/8![Delta logo]()
$315
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 10/76:00 am
STL
- OAJ
1 stop6h 39m
Delta
Tue 10/136:25 pm
OAJ
- STL
1 stop6h 14m
Delta
Deal found 6/8![Delta logo]()
$315
This Delta deal was found by Cheapflights users on 6/8. 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 7/410:16 am
STL
- OAJ
1 stop4h 43m
Delta
Wed 7/84:43 pm
OAJ
- STL
1 stop6h 32m
Delta
Deal found 6/8![Delta logo]()
$347
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:00 am
BMI
- OAJ
2 stops9h 06m
American Airlines
Sat 8/225:15 pm
OAJ
- BMI
2 stops7h 44m
American Airlines
Deal found 6/8![American Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 6/6. 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.
Wed 7/226:00 am
STL
- OAJ
1 stop4h 19m
Delta
Wed 7/296:44 pm
OAJ
- STL
1 stop6h 09m
Delta
Deal found 6/6![Delta logo]()
$367
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Fri 7/106:30 am
ORD
- OAJ
1 stop7h 02m
American Airlines
Sun 7/123:07 pm
OAJ
- ORD
1 stop7h 53m
American Airlines
Deal found 6/6![American Airlines logo]()
$451
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Mon 6/296:29 am
ORD
- OAJ
1 stop5h 20m
American Airlines
Mon 7/131:14 pm
OAJ
- ORD
1 stop5h 25m
American Airlines
Deal found 6/6![American Airlines logo]()
$452
This Delta deal was found by Cheapflights users on 6/9. 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 7/165:05 pm
MLI
- OAJ
1 stop4h 24m
Delta
Mon 7/206:44 pm
OAJ
- MLI
1 stop4h 47m
Delta
Deal found 6/9![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 7/225:10 am
STL
- OAJ
1 stop6h 38m
American Airlines
Wed 7/296:11 pm
OAJ
- STL
1 stop6h 47m
American Airlines
Deal found 6/6![American Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 6/7. 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.
Wed 8/126:05 am
MDW
- OAJ
1 stop4h 25m
Delta
Mon 8/176:00 am
OAJ
- MDW
1 stop4h 59m
Delta
Deal found 6/7![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 6/7. 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.
Wed 7/155:30 am
ORD
- OAJ
1 stop4h 49m
Delta
Sat 7/184:35 pm
OAJ
- ORD
1 stop4h 58m
Delta
Deal found 6/7![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 6/7. 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 7/75:30 am
ORD
- OAJ
1 stop4h 49m
Delta
Sat 7/1112:11 pm
OAJ
- ORD
1 stop6h 01m
Delta
Deal found 6/7![Delta logo]()
$398
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Wed 7/84:35 pm
EVV
- OAJ
1 stop4h 41m
American Airlines
Sun 7/123:07 pm
OAJ
- EVV
2 stops9h 52m
American Airlines
Deal found 6/7![American Airlines logo]()
$559
This Delta deal was found by Cheapflights users on 6/7. 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.
Fri 8/148:05 am
ORD
- OAJ
1 stop4h 41m
Delta
Tue 8/182:27 pm
OAJ
- ORD
1 stop5h 22m
Delta
Deal found 6/7![Delta logo]()
$398
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 7/296:14 am
STL
- OAJ
2 stops7h 18m
American Airlines
Tue 8/46:37 am
OAJ
- STL
1 stop6h 23m
American Airlines
Deal found 6/9![American Airlines logo]()
$564
This Delta deal was found by Cheapflights users on 6/9. 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.
Mon 7/209:24 am
STL
- OAJ
1 stop5h 30m
Delta
Tue 7/286:44 pm
OAJ
- STL
1 stop4h 31m
Delta
Deal found 6/9![Delta logo]()
$413
This Delta deal was found by Cheapflights users on 6/7. 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.
Wed 7/810:06 am
EVV
- OAJ
1 stop6h 56m
Delta
Sun 7/126:00 am
OAJ
- EVV
1 stop4h 26m
Delta
Deal found 6/7![Delta logo]()
$415
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Thu 7/166:50 pm
MLI
- OAJ
2 stops18h 42m
American Airlines
Mon 7/206:11 pm
OAJ
- MLI
2 stops7h 30m
American Airlines
Deal found 6/9![American Airlines logo]()
$626
This Delta deal was found by Cheapflights users on 6/7. 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.
Fri 7/1711:05 am
MDW
- OAJ
1 stop5h 57m
Delta
Mon 7/206:44 pm
OAJ
- MDW
1 stop4h 31m
Delta
Deal found 6/7![Delta logo]()
$417
This Delta deal was found by Cheapflights users on 6/6. 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.
Thu 9/175:30 am
ORD
- OAJ
1 stop7h 11m
Delta
Sun 9/206:00 am
OAJ
- ORD
1 stop5h 09m
Delta
Deal found 6/6![Delta logo]()
$417
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 7/18:00 am
STL
- OAJ
1 stop6h 59m
Delta
Mon 7/66:40 pm
OAJ
- STL
1 stop6h 16m
Delta
Deal found 6/8![Delta logo]()
$423
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Mon 6/225:00 am
BMI
- OAJ
2 stops8h 35m
American Airlines
Thu 6/251:14 pm
OAJ
- BMI
2 stops12h 21m
American Airlines
Deal found 6/5![American Airlines logo]()
$785
This Delta deal was found by Cheapflights users on 6/7. 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.
Fri 7/36:00 am
MDW
- OAJ
1 stop4h 21m
Delta
Tue 7/74:43 pm
OAJ
- MDW
1 stop6h 32m
Delta
Deal found 6/7![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 7/186:00 am
MDW
- OAJ
1 stop4h 18m
Delta
Tue 7/216:44 pm
OAJ
- MDW
1 stop4h 31m
Delta
Deal found 6/7![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 6/7. 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.
Fri 7/35:30 am
ORD
- OAJ
1 stop4h 51m
Delta
Sat 7/1112:11 pm
OAJ
- ORD
1 stop6h 01m
Delta
Deal found 6/7![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 6/7. 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.
Wed 7/155:30 am
ORD
- OAJ
1 stop4h 49m
Delta
Thu 7/166:44 pm
OAJ
- ORD
1 stop6h 09m
Delta
Deal found 6/7![Delta logo]()
$448
This Delta deal was found by Cheapflights users on 6/7. 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.
Sun 7/56:00 am
MDW
- OAJ
1 stop4h 21m
Delta
Wed 7/84:43 pm
OAJ
- MDW
1 stop6h 32m
Delta
Deal found 6/7![Delta logo]()
$450
This Delta deal was found by Cheapflights users on 6/7. 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.
Thu 7/165:30 am
ORD
- OAJ
1 stop4h 49m
Delta
Thu 7/166:44 pm
OAJ
- ORD
1 stop6h 09m
Delta
Deal found 6/7![Delta logo]()
$458
Last-minute flights from Illinois to JacksonvilleDiscover last-minute flight deals from Illinois to Jacksonville. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Jacksonville. Data last updated June 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/8. 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 7/410:16 am
STL
- OAJ
1 stop4h 43m
Delta
Wed 7/84:43 pm
OAJ
- STL
1 stop6h 32m
Delta
Deal found 6/8![Delta logo]()
$347
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 7/46:00 am
MDW
- OAJ
1 stop4h 31m
Delta
Tue 7/76:44 pm
OAJ
- MDW
1 stop4h 31m
Delta
Deal found 6/7![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 7/49:48 am
ORD
- OAJ
1 stop5h 11m
Delta
Tue 7/74:43 pm
OAJ
- ORD
1 stop4h 50m
Delta
Deal found 6/7![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 7/49:54 am
MDW
- OAJ
2 stops11h 36m
Delta
Wed 7/84:43 pm
OAJ
- MDW
1 stop6h 32m
Delta
Deal found 6/7![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 7/46:00 am
MDW
- OAJ
1 stop4h 31m
Delta
Fri 7/104:43 pm
OAJ
- MDW
1 stop6h 32m
Delta
Deal found 6/7![Delta logo]()
$386
This Delta deal was found by Cheapflights users on 6/7. 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 7/76:00 am
ORD
- OAJ
2 stops11h 02m
Delta
Sat 7/1112:11 pm
OAJ
- ORD
1 stop6h 01m
Delta
Deal found 6/7![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 6/7. 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.
Wed 7/89:45 am
ORD
- OAJ
1 stop7h 17m
Delta
Sat 7/1112:11 pm
OAJ
- ORD
1 stop7h 35m
Delta
Deal found 6/7![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/7. 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 7/1412:41 pm
MDW
- OAJ
1 stop4h 21m
Delta
Tue 7/216:44 pm
OAJ
- MDW
1 stop4h 31m
Delta
Deal found 6/7![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/9. 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 7/165:05 pm
MLI
- OAJ
1 stop4h 24m
Delta
Mon 7/206:44 pm
OAJ
- MLI
1 stop4h 47m
Delta
Deal found 6/9![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/7. 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.
Thu 7/1611:05 am
MDW
- OAJ
1 stop5h 57m
Delta
Sat 7/184:35 pm
OAJ
- MDW
1 stop6h 40m
Delta
Deal found 6/7![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 6/6. 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.
Wed 7/226:00 am
STL
- OAJ
1 stop4h 19m
Delta
Wed 7/296:44 pm
OAJ
- STL
1 stop6h 09m
Delta
Deal found 6/6![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 7/296:00 am
STL
- OAJ
1 stop4h 19m
Delta
Tue 8/412:10 pm
OAJ
- STL
1 stop5h 07m
Delta
Deal found 6/8![Delta logo]()
$315
One-way flights from Illinois to JacksonvilleSearch for one-way flight options from Illinois to Jacksonville. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
Search for one-way flight options from Illinois to Jacksonville. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
This Delta deal was found by Cheapflights users on 6/6. 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.
Thu 9/176:40 am
ORD
- OAJ
1 stop6h 01m
Delta
Deal found 6/6![Delta logo]()
$209
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 7/810:06 am
EVV
- OAJ
1 stop6h 56m
Delta
Deal found 6/8![Delta logo]()
$308
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:08 am
EVV
- OAJ
2 stops9h 37m
American Airlines
Deal found 6/8![American Airlines logo]()
$393
Find flight deals from Illinois to Jacksonville
Keep the following information in mind while searching for Illinois to Jacksonville flight deals. Data was last updated June 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $315 (Delta) |
One-way from | $209 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Jacksonville 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 June 10, 2026.
Use the filters below to find and compare flights from Illinois to Jacksonville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisJacksonville
STL - OAJ
STLOAJ
Lambert-St Louis
Wed 7/29
6:00 am-11:19 am
1 stop4h 19m
Jacksonville Albert J Ellis
Tue 8/4
12:10 pm-4:17 pm
1 stop5h 07m
$315
St. LouisJacksonville
STL - OAJ
STLOAJ
Lambert-St Louis
Thu 8/27
12:52 pm-6:07 pm
1 stop4h 15m
Jacksonville Albert J Ellis
Tue 9/1
12:10 pm-4:17 pm
1 stop5h 07m
$315
St. LouisJacksonville
STL - OAJ
STLOAJ
Lambert-St Louis
Wed 10/7
6:00 am-1:39 pm
1 stop6h 39m
Jacksonville Albert J Ellis
Tue 10/13
6:25 pm-11:39 pm
1 stop6h 14m
$315
St. LouisJacksonville
STL - OAJ
STLOAJ
Lambert-St Louis
Sat 7/4
10:16 am-3:59 pm
1 stop4h 43m
Jacksonville Albert J Ellis
Wed 7/8
4:43 pm-10:15 pm
1 stop6h 32m
$347
St. LouisJacksonville
STL - OAJ
STLOAJ
Lambert-St Louis
Wed 7/22
6:00 am-11:19 am
1 stop4h 19m
Jacksonville Albert J Ellis
Wed 7/29
6:44 pm-11:53 pm
1 stop6h 09m
$367
MolineJacksonville
MLI - OAJ
MLIOAJ
Moline Quad-City
Thu 7/16
5:05 pm-10:29 pm
1 stop4h 24m
Jacksonville Albert J Ellis
Mon 7/20
6:44 pm-10:31 pm
1 stop4h 47m
$379
ChicagoJacksonville
MDW - OAJ
MDWOAJ
Chicago Midway
Wed 8/12
6:05 am-11:30 am
1 stop4h 25m
Jacksonville Albert J Ellis
Mon 8/17
6:00 am-9:59 am
1 stop4h 59m
$398
ChicagoJacksonville
ORD - OAJ
ORDOAJ
Chicago O'Hare Intl
Wed 7/15
5:30 am-11:19 am
1 stop4h 49m
Jacksonville Albert J Ellis
Sat 7/18
4:35 pm-8:33 pm
1 stop4h 58m
$398
ChicagoJacksonville
ORD - OAJ
ORDOAJ
Chicago O'Hare Intl
Tue 7/7
5:30 am-11:19 am
1 stop4h 49m
Jacksonville Albert J Ellis
Sat 7/11
12:11 pm-5:12 pm
1 stop6h 01m
$398
ChicagoJacksonville
ORD - OAJ
ORDOAJ
Chicago O'Hare Intl
Fri 8/14
8:05 am-1:46 pm
1 stop4h 41m
Jacksonville Albert J Ellis
Tue 8/18
2:27 pm-6:49 pm
1 stop5h 22m
$398
Showing 1-10 of 33 resultsSorted by cheapest first
Best time to book a flight from Illinois to Jacksonville
Have a flexible travel schedule? Discover the best time to fly to Jacksonville from Illinois with our price prediction graph.
ORD-OAJ
EVV-OAJ
STL-OAJ
BMI-OAJ
MLI-OAJ
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 Jacksonville
USIL-OAJ
ORD-OAJ
EVV-OAJ
STL-OAJ
BMI-OAJ
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Illinois to Jacksonville. 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 Jacksonville
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Complete your trip
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Other flights to Jacksonville
Explore flights to Jacksonville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 10, 2026.
Illinois and Jacksonville flights
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Consider these flights traveling from Illinois to Jacksonville.
Top 2 airlines flying from Illinois to Jacksonville
Discover the top 2 airlines that operate flights from Illinois to Jacksonville. 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 June 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$479 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$329 | Average$471 | FlexibilityNo cancel fee | On-timeN/A |