$159+ 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OAJ
Jul 20 — Jul 271
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Illinois to Jacksonville 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Jacksonville
Cheapest
Best
Last-minute
One-way
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 20, 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 20, 2026.
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/153:58 pm
STL
- OAJ
1 stop5h 31m
Delta
Tue 7/214:43 pm
OAJ
- STL
1 stop6h 32m
Delta
Deal found 6/20![Delta logo]()
$351
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/206:30 am
ORD
- OAJ
1 stop7h 02m
American Airlines
Tue 7/216:11 pm
OAJ
- ORD
1 stop4h 49m
American Airlines
Deal found 6/16![American Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/56:00 am
STL
- OAJ
1 stop6h 46m
Delta
Mon 8/106:00 am
OAJ
- STL
1 stop6h 46m
Delta
Deal found 6/20![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/289:24 am
STL
- OAJ
1 stop5h 30m
Delta
Wed 8/56:00 am
OAJ
- STL
1 stop6h 46m
Delta
Deal found 6/19![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/271:50 pm
ORD
- OAJ
1 stop7h 39m
Delta
Sun 8/302:27 pm
OAJ
- ORD
1 stop7h 28m
Delta
Deal found 6/20![Delta logo]()
$383
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 8/14:20 pm
MLI
- OAJ
1 stop4h 56m
American Airlines
Sat 8/85:15 pm
OAJ
- MLI
1 stop4h 58m
American Airlines
Deal found 6/16![American Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/2810:51 am
STL
- OAJ
1 stop6h 11m
Delta
Thu 8/66:00 am
OAJ
- STL
1 stop6h 46m
Delta
Deal found 6/19![Delta logo]()
$413
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 12/235:30 am
ORD
- OAJ
1 stop4h 42m
Delta
Mon 12/286:25 pm
OAJ
- ORD
1 stop6h 25m
Delta
Deal found 6/17![Delta logo]()
$413
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/412:35 pm
STL
- OAJ
1 stop4h 10m
American Airlines
Tue 7/73:07 pm
OAJ
- STL
1 stop5h 56m
American Airlines
Deal found 6/16![American Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/176:00 am
MDW
- OAJ
1 stop4h 19m
Delta
Tue 7/2112:05 pm
OAJ
- MDW
1 stop5h 10m
Delta
Deal found 6/17![Delta logo]()
$422
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/206:00 am
MDW
- OAJ
1 stop4h 19m
Delta
Tue 7/214:43 pm
OAJ
- MDW
1 stop6h 32m
Delta
Deal found 6/16![Delta logo]()
$443
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/3010:51 am
STL
- OAJ
1 stop4h 03m
Delta
Thu 8/66:00 am
OAJ
- STL
1 stop6h 46m
Delta
Deal found 6/19![Delta logo]()
$447
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 20, 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 20, 2026.
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/153:58 pm
STL
- OAJ
1 stop5h 31m
Delta
Tue 7/214:43 pm
OAJ
- STL
1 stop6h 32m
Delta
Deal found 6/20![Delta logo]()
$351
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 8/14:20 pm
MLI
- OAJ
1 stop4h 56m
American Airlines
Sat 8/85:15 pm
OAJ
- MLI
1 stop4h 58m
American Airlines
Deal found 6/16![American Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/56:00 am
STL
- OAJ
1 stop6h 46m
Delta
Mon 8/106:00 am
OAJ
- STL
1 stop6h 46m
Delta
Deal found 6/20![Delta logo]()
$368
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/412:35 pm
STL
- OAJ
1 stop4h 10m
American Airlines
Tue 7/73:07 pm
OAJ
- STL
1 stop5h 56m
American Airlines
Deal found 6/16![American Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/271:50 pm
ORD
- OAJ
1 stop7h 39m
Delta
Sun 8/302:27 pm
OAJ
- ORD
1 stop7h 28m
Delta
Deal found 6/20![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/176:00 am
MDW
- OAJ
1 stop4h 19m
Delta
Tue 7/2112:05 pm
OAJ
- MDW
1 stop5h 10m
Delta
Deal found 6/17![Delta logo]()
$422
This American Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:00 am
MLI
- OAJ
1 stop4h 16m
American Airlines
Sun 9/276:08 pm
OAJ
- MLI
1 stop4h 47m
American Airlines
Deal found 6/19![American Airlines logo]()
$472
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/206:00 am
MDW
- OAJ
1 stop4h 19m
Delta
Tue 7/214:43 pm
OAJ
- MDW
1 stop6h 32m
Delta
Deal found 6/16![Delta logo]()
$443
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/167:00 am
STL
- OAJ
1 stop5h 46m
Delta
Sun 8/236:48 pm
OAJ
- STL
1 stop6h 10m
Delta
Deal found 6/18![Delta logo]()
$447
This American Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/25:10 am
ORD
- OAJ
1 stop6h 38m
American Airlines
Tue 7/76:11 pm
OAJ
- ORD
1 stop4h 49m
American Airlines
Deal found 6/20![American Airlines logo]()
$569
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 9/245:10 pm
MLI
- OAJ
1 stop4h 12m
Delta
Sun 9/276:34 pm
OAJ
- MLI
1 stop4h 50m
Delta
Deal found 6/19![Delta logo]()
$447
This American Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/1511:15 am
STL
- OAJ
2 stops10h 01m
American Airlines
Tue 7/216:11 pm
OAJ
- STL
2 stops7h 05m
American Airlines
Deal found 6/20![American Airlines logo]()
$577
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/299:24 am
STL
- OAJ
1 stop5h 30m
Delta
Tue 8/46:48 pm
OAJ
- STL
2 stops19h 26m
Delta
Deal found 6/19![Delta logo]()
$478
This American Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/167:32 am
STL
- OAJ
1 stop6h 00m
American Airlines
Sun 7/196:37 am
OAJ
- STL
1 stop6h 18m
American Airlines
Deal found 6/20![American Airlines logo]()
$647
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/271:27 pm
MDW
- OAJ
2 stops8h 02m
Delta
Sun 8/3012:10 pm
OAJ
- MDW
1 stop5h 05m
Delta
Deal found 6/20![Delta logo]()
$498
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/316:58 pm
STL
- OAJ
1 stop19h 56m
Delta
Tue 8/42:27 pm
OAJ
- STL
1 stop5h 00m
Delta
Deal found 6/19![Delta logo]()
$509
This American Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/25:00 am
BMI
- OAJ
2 stops8h 32m
American Airlines
Mon 7/66:11 pm
OAJ
- BMI
2 stops7h 24m
American Airlines
Deal found 6/17![American Airlines logo]()
$706
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/25:30 am
ORD
- OAJ
1 stop4h 51m
Delta
Sun 7/56:40 pm
OAJ
- ORD
1 stop6h 19m
Delta
Deal found 6/17![Delta logo]()
$527
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/125:30 am
ORD
- OAJ
1 stop4h 49m
Delta
Sat 7/2512:11 pm
OAJ
- ORD
1 stop7h 35m
Delta
Deal found 6/19![Delta logo]()
$527
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/13:39 pm
STL
- OAJ
1 stop5h 50m
Delta
Mon 8/36:00 am
OAJ
- STL
1 stop6h 46m
Delta
Deal found 6/19![Delta logo]()
$533
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/309:24 am
STL
- OAJ
1 stop5h 30m
Delta
Fri 8/712:10 pm
OAJ
- STL
1 stop5h 07m
Delta
Deal found 6/19![Delta logo]()
$543
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/136:00 am
ORD
- OAJ
2 stops11h 02m
Delta
Tue 7/1412:05 pm
OAJ
- ORD
2 stops11h 31m
Delta
Deal found 6/16![Delta logo]()
$636
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 7/313:58 pm
STL
- OAJ
1 stop5h 31m
Delta
Sun 8/26:41 pm
OAJ
- STL
1 stop6h 12m
Delta
Deal found 6/18![Delta logo]()
$639
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/26:00 am
MDW
- OAJ
1 stop4h 21m
Delta
Sun 7/56:00 am
OAJ
- MDW
1 stop5h 09m
Delta
Deal found 6/17![Delta logo]()
$731
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/206:00 am
ORD
- OAJ
2 stops8h 54m
Delta
Tue 7/2112:05 pm
OAJ
- ORD
2 stops11h 31m
Delta
Deal found 6/16![Delta logo]()
$766
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/26:00 am
BMI
- OAJ
1 stop4h 21m
Delta
Mon 7/66:40 pm
OAJ
- BMI
1 stop5h 07m
Delta
Deal found 6/17![Delta logo]()
$798
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/210:35 am
ORD
- OAJ
2 stops10h 55m
Delta
Tue 7/712:05 pm
OAJ
- ORD
2 stops9h 26m
Delta
Deal found 6/20![Delta logo]()
$837
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 8/156:05 am
MDW
- OAJ
1 stop4h 25m
Delta
Sat 8/2212:10 pm
OAJ
- MDW
1 stop4h 28m
Delta
Deal found 6/15![Delta logo]()
$863
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 8/1511:22 am
ORD
- OAJ
2 stops10h 07m
Delta
Sat 8/2212:10 pm
OAJ
- ORD
1 stop5h 41m
Delta
Deal found 6/15![Delta logo]()
$978
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/139:19 am
MDW
- OAJ
2 stops12h 10m
Delta
Tue 7/146:00 am
OAJ
- MDW
2 stops8h 09m
Delta
Deal found 6/16![Delta logo]()
$1,325
Last-minute flights from Illinois to JacksonvilleDiscover last-minute flight deals from Illinois to Jacksonville. Data last updated June 20, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Jacksonville. Data last updated June 20, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/412:35 pm
STL
- OAJ
1 stop4h 10m
American Airlines
Tue 7/73:07 pm
OAJ
- STL
1 stop5h 56m
American Airlines
Deal found 6/16![American Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/89:24 am
STL
- OAJ
1 stop5h 30m
Delta
Wed 7/154:43 pm
OAJ
- STL
1 stop6h 32m
Delta
Deal found 6/19![Delta logo]()
$471
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/106:00 am
STL
- OAJ
1 stop4h 19m
Delta
Fri 7/1712:05 pm
OAJ
- STL
1 stop6h 48m
Delta
Deal found 6/19![Delta logo]()
$467
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/1311:05 am
MDW
- OAJ
1 stop5h 57m
Delta
Tue 7/146:44 pm
OAJ
- MDW
1 stop4h 31m
Delta
Deal found 6/16![Delta logo]()
$477
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/153:58 pm
STL
- OAJ
1 stop5h 31m
Delta
Tue 7/214:43 pm
OAJ
- STL
1 stop6h 32m
Delta
Deal found 6/20![Delta logo]()
$351
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/176:00 am
MDW
- OAJ
1 stop4h 19m
Delta
Tue 7/2112:05 pm
OAJ
- MDW
1 stop5h 10m
Delta
Deal found 6/17![Delta logo]()
$422
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/206:30 am
ORD
- OAJ
1 stop7h 02m
American Airlines
Tue 7/216:11 pm
OAJ
- ORD
1 stop4h 49m
American Airlines
Deal found 6/16![American Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/206:00 am
MDW
- OAJ
1 stop4h 19m
Delta
Tue 7/214:43 pm
OAJ
- MDW
1 stop6h 32m
Delta
Deal found 6/16![Delta logo]()
$443
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/289:24 am
STL
- OAJ
1 stop5h 30m
Delta
Wed 8/56:00 am
OAJ
- STL
1 stop6h 46m
Delta
Deal found 6/19![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/289:24 am
STL
- OAJ
1 stop5h 30m
Delta
Mon 8/36:00 am
OAJ
- STL
1 stop4h 54m
Delta
Deal found 6/19![Delta logo]()
$413
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/289:24 am
STL
- OAJ
1 stop5h 30m
Delta
Sat 8/86:00 am
OAJ
- STL
1 stop4h 20m
Delta
Deal found 6/19![Delta logo]()
$449
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/3010:51 am
STL
- OAJ
1 stop4h 03m
Delta
Thu 8/66:00 am
OAJ
- STL
1 stop6h 46m
Delta
Deal found 6/19![Delta logo]()
$447
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 20, 2026.
Search for one-way flight options from Illinois to Jacksonville. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/88:03 am
ORD
- OAJ
1 stop6h 51m
Delta
Deal found 6/17![Delta logo]()
$159
This American Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 12/82:09 pm
STL
- OAJ
1 stop4h 09m
American Airlines
Deal found 6/17![American Airlines logo]()
$189
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/86:00 am
MDW
- OAJ
1 stop4h 19m
Delta
Deal found 6/17![Delta logo]()
$210
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/912:41 pm
MDW
- OAJ
1 stop4h 21m
Delta
Deal found 6/17![Delta logo]()
$252
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/98:03 am
ORD
- OAJ
1 stop6h 51m
Delta
Deal found 6/17![Delta logo]()
$252
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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
Deal found 6/17![Delta logo]()
$428
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/58:08 am
ORD
- OAJ
1 stop6h 51m
Delta
Deal found 6/17![Delta logo]()
$428
This American Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 6/285:14 am
STL
- OAJ
1 stop6h 35m
American Airlines
Deal found 6/17![American Airlines logo]()
$440
This American Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/65:07 am
ORD
- OAJ
1 stop6h 41m
American Airlines
Deal found 6/17![American Airlines logo]()
$440
This American Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/56:37 am
ORD
- OAJ
2 stops6h 55m
American Airlines
Deal found 6/17![American Airlines logo]()
$445
This American Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 7/74:22 pm
PIA
- OAJ
1 stop4h 54m
American Airlines
Deal found 6/18![American Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/67:16 pm
MDW
- OAJ
2 stops15h 03m
Delta
Deal found 6/17![Delta logo]()
$640
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 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $351 (Delta) |
One-way from | $159 (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 20, 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 7/15
3:58 pm-10:29 pm
1 stop5h 31m
Jacksonville Albert J Ellis
Tue 7/21
4:43 pm-10:15 pm
1 stop6h 32m
$351
St. LouisJacksonville
STL - OAJ
STLOAJ
Lambert-St Louis
Wed 8/5
6:00 am-1:46 pm
1 stop6h 46m
Jacksonville Albert J Ellis
Mon 8/10
6:00 am-11:46 am
1 stop6h 46m
$368
ChicagoJacksonville
ORD - OAJ
ORDOAJ
Chicago O'Hare Intl
Thu 8/27
1:50 pm-10:29 pm
1 stop7h 39m
Jacksonville Albert J Ellis
Sun 8/30
2:27 pm-8:55 pm
1 stop7h 28m
$383
MolineJacksonville
MLI - OAJ
MLIOAJ
Moline Quad-City
Sat 8/1
4:20 pm-10:16 pm
1 stop4h 56m
Jacksonville Albert J Ellis
Sat 8/8
5:15 pm-9:13 pm
1 stop4h 58m
$393
St. LouisJacksonville
STL - OAJ
STLOAJ
Lambert-St Louis
Sat 7/4
12:35 pm-5:45 pm
1 stop4h 10m
Jacksonville Albert J Ellis
Tue 7/7
3:07 pm-8:03 pm
1 stop5h 56m
$419
ChicagoJacksonville
MDW - OAJ
MDWOAJ
Chicago Midway
Fri 7/17
6:00 am-11:19 am
1 stop4h 19m
Jacksonville Albert J Ellis
Tue 7/21
12:05 pm-4:15 pm
1 stop5h 10m
$422
ChicagoJacksonville
MDW - OAJ
MDWOAJ
Chicago Midway
Mon 7/20
6:00 am-11:19 am
1 stop4h 19m
Jacksonville Albert J Ellis
Tue 7/21
4:43 pm-10:15 pm
1 stop6h 32m
$443
St. LouisJacksonville
STL - OAJ
STLOAJ
Lambert-St Louis
Sun 8/16
7:00 am-1:46 pm
1 stop5h 46m
Jacksonville Albert J Ellis
Sun 8/23
6:48 pm-11:58 pm
1 stop6h 10m
$447
MolineJacksonville
MLI - OAJ
MLIOAJ
Moline Quad-City
Thu 9/24
5:10 pm-10:22 pm
1 stop4h 12m
Jacksonville Albert J Ellis
Sun 9/27
6:34 pm-10:24 pm
1 stop4h 50m
$447
MolineJacksonville
MLI - OAJ
MLIOAJ
Moline Quad-City
Thu 9/24
7:00 am-12:16 pm
1 stop4h 16m
Jacksonville Albert J Ellis
Sun 9/27
6:08 pm-9:55 pm
1 stop4h 47m
$472
Showing 1-10 of 40 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
STL-OAJ
MDW-OAJ
PIA-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
STL-OAJ
MDW-OAJ
PIA-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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Jacksonville flight routes
Other flight options
Popular flights
Top destinations
Alternative routes for Illinois to Jacksonville
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Jacksonville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Jacksonville by cabin class
Find flights from Illinois to Jacksonville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 20, 2026.
Illinois and Jacksonville flights
Browse other Illinois and Jacksonville flight options. Last updated on June 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Jacksonville flights
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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$528 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$329 | Average$471 | FlexibilityNo cancel fee | On-timeN/A |