HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$329+ Cheap flights from Jacksonville, NC (OAJ) to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
OAJ — ORD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Jacksonville to Illinois with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
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 Jacksonville to Illinois

Keep the following information in mind while searching for Jacksonville to Illinois flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(American Airlines)

Popular in

November

Cheapest in

September
Provider with most accurate pricing for Jacksonville Albert J Ellis-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Jacksonville Albert J Ellis-Chicago (CHI) flights.
Search Deals
From Jacksonville Albert J Ellis to Illinois
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals

Find flight deals from Jacksonville to Illinois

Cheapest flights from Jacksonville to Illinois
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 February 20, 2025.

This American Airlines deal was found by Cheapflights users on 2/20. 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 4/36:06 pmOAJ - MLI
1 stop4h 47mAmerican Airlines
Mon 4/74:26 pmMLI - OAJ
1 stop6h 31mAmerican Airlines
Deal found 2/20$329
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 5/135:00 amOAJ - ORD
1 stop5h 01mAmerican Airlines
Tue 5/2012:08 pmORD - OAJ
1 stop6h 06mAmerican Airlines
Deal found 2/20$389
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 5/137:43 pmOAJ - PIA
1 stop5h 14mAmerican Airlines
Tue 5/204:17 pmPIA - OAJ
1 stop4h 37mAmerican Airlines
Deal found 2/20$421
This Delta deal was found by Cheapflights users on 2/20. 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.
Tue 5/132:25 pmOAJ - MDW
1 stop4h 35mDelta
Tue 5/206:00 amMDW - OAJ
1 stop6h 42mDelta
Deal found 2/20$519
This Delta deal was found by Cheapflights users on 2/20. 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.
Tue 5/135:40 amOAJ - ORD
2 stops11h 56mDelta
Tue 5/208:55 amORD - OAJ
2 stops7h 51mDelta
Deal found 2/20$1,636

Find flights from Jacksonville to Illinois within your budget

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 February 20, 2025.

Fly from

Jacksonville

Fly to

Illinois

Route

Depart

Return

Price

JacksonvilleMoline

OAJ - MLI

OAJMLI

Jacksonville Albert J Ellis

Thu 4/3

6:06 pm-9:53 pm

1 stop4h 47m

Moline Quad-City

Mon 4/7

4:26 pm-11:57 pm

1 stop6h 31m

$329

JacksonvilleChicago

OAJ - ORD

OAJORD

Jacksonville Albert J Ellis

Tue 5/13

5:00 am-9:01 am

1 stop5h 01m

Chicago O'Hare Intl

Tue 5/20

12:08 pm-7:14 pm

1 stop6h 06m

$389

JacksonvillePeoria

OAJ - PIA

OAJPIA

Jacksonville Albert J Ellis

Tue 5/13

7:43 pm-11:57 pm

1 stop5h 14m

Greater Peoria

Tue 5/20

4:17 pm-9:54 pm

1 stop4h 37m

$421

JacksonvilleChicago

OAJ - MDW

OAJMDW

Jacksonville Albert J Ellis

Tue 5/13

2:25 pm-6:00 pm

1 stop4h 35m

Chicago Midway

Tue 5/20

6:00 am-1:42 pm

1 stop6h 42m

$519

JacksonvilleChicago

OAJ - ORD

OAJORD

Jacksonville Albert J Ellis

Tue 5/13

5:40 am-4:36 pm

2 stops11h 56m

Chicago O'Hare Intl

Tue 5/20

8:55 am-5:46 pm

2 stops7h 51m

$1,636

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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.
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.

Travel insights for flights from Jacksonville to Illinois

Get recent, data-driven insights about flights from Jacksonville to Illinois including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Jacksonville, North Carolina to Illinois (average of $245). Flying from Jacksonville, North Carolina to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from OAJ to IL?

Find hourly flight availability from Jacksonville to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Jacksonville, North Carolina to Illinois as you normally would.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 February 20, 2025.
To help decide which airline to fly from Jacksonville to Illinois, see what other customers have to say about Delta and American Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Jacksonville to Illinois. 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 from for flights from Jacksonville to Illinois?

    Jacksonville Albert J Ellis (OAJ) is the airport you will fly out of if you book a flight from Jacksonville to Illinois. It is only a 11.3 mi journey to Albert J Ellis (OAJ) from Jacksonville’s city center.

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

    While some choose either Jacksonville Albert J Ellis - Chicago O'Hare Intl or Jacksonville Albert J Ellis - Chicago Midway, Jacksonville Albert J Ellis - Moline Quad-City is the most popular route from Jacksonville, North Carolina to Illinois.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Jacksonville to Illinois 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 Jacksonville, North Carolina to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Jacksonville, North Carolina to Illinois (average of $245). Flying from Jacksonville, North Carolina to Illinois in March is currently the most expensive (average of $321). 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

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 for Jacksonville to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to John F Kennedy Intl flights
Raleigh to John F Kennedy Intl flights
Raleigh to LaGuardia flights
Raleigh to Las Vegas flights
Raleigh to Seattle flights
Charlotte to Las Vegas flights
Raleigh to Newark flights
Charlotte to Denver flights
Charlotte to LaGuardia flights
Raleigh to O'Hare Intl flights
Raleigh to Orlando flights
Raleigh to Miami flights
Raleigh to Denver flights
Raleigh to Fort Lauderdale flights
Charlotte to Boston flights
Charlotte to Hobby flights
Charlotte to O'Hare Intl flights
Raleigh to Los Angeles flights
Charlotte to Newark flights
Charlotte to Fort Lauderdale flights
Raleigh to Boston flights
Raleigh to Hobby flights
Charlotte to Dulles Intl flights
Raleigh to Dallas/Fort Worth flights
Charlotte to George Bush Intcntl flights
Charlotte to Orlando flights
Charlotte to Miami flights
Charlotte to Dallas/Fort Worth flights
Raleigh to San Francisco flights
Raleigh to Atlanta flights
Charlotte to Seattle flights
Raleigh to Tampa flights
Raleigh to New Orleans flights
Raleigh to Sky Harbor Intl flights
Raleigh to George Bush Intcntl flights
Charlotte to Sky Harbor Intl flights
Raleigh to Nashville flights
Raleigh to Austin flights
Raleigh to Midway flights
Charlotte to Los Angeles flights
Norfolk to Hobby flights
Charlotte to Baltimore flights
Charlotte to Minneapolis flights
Raleigh to Dulles Intl flights
Charlotte to Nashville flights
Charlotte to Salt Lake City flights
Charlotte to Love Field flights
Raleigh to Salt Lake City flights
Charlotte to San Francisco flights
Charlotte to New Orleans flights

Top airline flying from Jacksonville to Illinois

Discover the top airline that operate flights from Jacksonville to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$284Average$499FlexibilityNo cancel feeOn-time71%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.