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$265+ 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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OAJ
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Illinois to Jacksonville

Cheapest flights from Illinois to Jacksonville
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 December 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/315:00 amSTL - OAJ
1 stop4h 23mAmerican Airlines
Sun 1/47:55 pmOAJ - STL
1 stop5h 00mAmerican Airlines
Deal found 12/16$413
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/275:00 amPIA - OAJ
1 stop6h 27mAmerican Airlines
Wed 12/3112:52 pmOAJ - PIA
1 stop5h 49mAmerican Airlines
Deal found 12/16$491
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/315:00 amORD - OAJ
1 stop4h 23mAmerican Airlines
Sun 1/47:55 pmOAJ - ORD
1 stop4h 47mAmerican Airlines
Deal found 12/16$514
This Delta deal was found by Cheapflights users on 12/16. 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.
Fri 12/197:05 amSTL - OAJ
1 stop5h 39mDelta
Sun 12/216:42 pmOAJ - STL
1 stop6h 00mDelta
Deal found 12/16$677
This Delta deal was found by Cheapflights users on 12/16. 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.
Wed 12/313:29 pmMDW - OAJ
1 stop5h 07mDelta
Sun 1/46:42 pmOAJ - MDW
1 stop4h 40mDelta
Deal found 12/16$719
This American Airlines deal was found by Cheapflights users on 12/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:05 amSTL - OAJ
1 stop4h 22mAmerican Airlines
Sun 12/214:06 pmOAJ - STL
1 stop4h 24mAmerican Airlines
Deal found 12/15$943

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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$305
(Delta)

One-way from

$265
(Delta)

Popular in

December

Cheapest in

January

Average price

$708
Provider with most accurate pricing for Chicago (CHI)-Jacksonville Albert J Ellis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Jacksonville Albert J Ellis flights.
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From Illinois to Jacksonville Albert J Ellis
Search Deals
One-way flight from Illinois to Jacksonville Albert J Ellis
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
Search Deals

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 December 18, 2025.
Use the filters below to find and compare flights from Illinois to Jacksonville that are best for you.

Fly from

Illinois

Fly to

Jacksonville

Route

Depart

Return

Price

ChicagoJacksonville

ORD - OAJ

ORDOAJ

Chicago O'Hare Intl

Sun 1/18

5:30 am-11:04 am

1 stop4h 34m

Jacksonville Albert J Ellis

Tue 1/27

5:40 am-10:05 am

1 stop5h 25m

$305

ChicagoJacksonville

ORD - OAJ

ORDOAJ

Chicago O'Hare Intl

Wed 2/11

7:10 am-9:42 pm

2 stops13h 32m

Jacksonville Albert J Ellis

Sat 2/14

11:42 am-4:54 pm

1 stop6h 12m

$310

ChicagoJacksonville

ORD - OAJ

ORDOAJ

Chicago O'Hare Intl

Thu 2/12

5:25 am-11:02 am

1 stop4h 37m

Jacksonville Albert J Ellis

Sat 2/14

5:40 am-10:07 am

1 stop5h 27m

$337

ChicagoJacksonville

ORD - OAJ

ORDOAJ

Chicago O'Hare Intl

Tue 2/17

6:20 am-1:38 pm

1 stop6h 18m

Jacksonville Albert J Ellis

Tue 2/24

11:24 am-4:39 pm

1 stop6h 15m

$339

ChicagoJacksonville

ORD - OAJ

ORDOAJ

Chicago O'Hare Intl

Wed 2/11

7:05 am-2:54 pm

1 stop6h 49m

Jacksonville Albert J Ellis

Fri 2/13

5:40 am-10:08 am

1 stop5h 28m

$345

ChicagoJacksonville

ORD - OAJ

ORDOAJ

Chicago O'Hare Intl

Thu 2/12

5:00 am-12:38 pm

1 stop6h 38m

Jacksonville Albert J Ellis

Sat 2/14

10:58 am-5:31 pm

2 stops7h 33m

$363

St. LouisJacksonville

STL - OAJ

STLOAJ

Lambert-St Louis

Wed 4/15

7:20 am-1:40 pm

1 stop5h 20m

Jacksonville Albert J Ellis

Fri 4/24

2:25 pm-6:02 pm

1 stop4h 37m

$373

ChicagoJacksonville

ORD - OAJ

ORDOAJ

Chicago O'Hare Intl

Thu 2/12

6:45 am-1:33 pm

1 stop5h 48m

Jacksonville Albert J Ellis

Fri 2/13

5:40 am-10:08 am

1 stop5h 28m

$377

St. LouisJacksonville

STL - OAJ

STLOAJ

Lambert-St Louis

Wed 4/15

11:14 am-9:31 pm

2 stops9h 17m

Jacksonville Albert J Ellis

Fri 4/24

5:11 am-8:05 am

1 stop3h 54m

$378

EvansvilleJacksonville

EVV - OAJ

EVVOAJ

Evansville Dress Regional

Sun 5/10

6:00 am-1:40 pm

1 stop6h 40m

Jacksonville Albert J Ellis

Sun 5/17

5:40 am-9:26 am

1 stop4h 46m

$387

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 21 results
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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.
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

What is the cheapest month to book a flight from Illinois to Jacksonville, North Carolina?

Currently, November is the cheapest month in which you can book a flight from Illinois to Jacksonville, North Carolina (average of $160). Flying from Illinois to Jacksonville, North Carolina in December is currently the most expensive (average of $268). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

  • What airport do you fly into for flights to Jacksonville from Illinois?

    Jacksonville Albert J Ellis (OAJ), located 11.3 mi from the city center, is the airport you fly into when you book flights from Illinois to Jacksonville.

  • How long is the flight from Illinois to Jacksonville, North Carolina?

    There are many flights that can get you from Illinois to Jacksonville, North Carolina in 4h 34m. Fly via Delta or American Airlines to get the fastest option. The distance between Illinois and Jacksonville, North Carolina is about 743 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Illinois to Jacksonville, North Carolina?

    When deciding which route to take from Illinois to Jacksonville, North Carolina consider Lambert-St Louis - Jacksonville Albert J Ellis, Chicago O'Hare Intl - Jacksonville Albert J Ellis or Bloomington-Normal - Jacksonville Albert J Ellis as they are the most popular.

  • Can I find deals for flights from Illinois to Jacksonville that include hotel bookings?

    Yes. In addition to deals on Illinois to Jacksonville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Jacksonville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Jacksonville.

  • Can I find deals for business class flights from Illinois to Jacksonville?

    Yes. Cheapflights offers flight deals from Illinois to Jacksonville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Jacksonville, North Carolina?

    Currently, November is the cheapest month in which you can book a flight from Illinois to Jacksonville, North Carolina (average of $160). Flying from Illinois to Jacksonville, North Carolina in December is currently the most expensive (average of $268). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Illinois to Jacksonville

Discover the top airline 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$256Average$456FlexibilityNo cancel feeOn-time71%

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