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$259+ Cheap flights from Jacksonville, NC (OAJ) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
OAJ — ORD
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$402
(Delta)

One-way from

$259
(Delta)

Popular in

November

Cheapest in

September

Average price

$518
Provider with most accurate pricing for Jacksonville Albert J Ellis-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Jacksonville Albert J Ellis-Chicago (CHI) flights.
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From Jacksonville Albert J Ellis to Illinois
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One-way flight from Jacksonville Albert J Ellis to Illinois
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Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 March 28, 2025.

This Delta deal was found by Cheapflights users on 3/26. 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 4/195:30 pmOAJ - ORD
1 stop7h 29mDelta
Wed 4/235:34 pmORD - OAJ
1 stop4h 20mDelta
Deal found 3/26$357
This Delta deal was found by Cheapflights users on 3/27. 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 4/3012:35 pmOAJ - MDW
1 stop4h 37mDelta
Sun 5/46:04 amMDW - OAJ
1 stop6h 37mDelta
Deal found 3/27$402
This American Airlines deal was found by Cheapflights users on 3/27. 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 4/305:11 amOAJ - ORD
2 stops6h 26mAmerican Airlines
Sun 5/47:00 amORD - OAJ
1 stop4h 36mAmerican Airlines
Deal found 3/27$407
This Delta deal was found by Cheapflights users on 3/27. 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 4/36:52 pmOAJ - MLI
1 stop4h 36mDelta
Mon 4/75:50 amMLI - OAJ
1 stop6h 51mDelta
Deal found 3/27$409
This American Airlines deal was found by Cheapflights users on 3/27. 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 4/76:00 amMLI - OAJ
2 stops9h 00mAmerican Airlines
Deal found 3/27$414
This American Airlines deal was found by Cheapflights users on 3/27. 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 4/117:43 pmOAJ - PIA
1 stop5h 13mAmerican Airlines
Mon 4/214:28 pmPIA - OAJ
1 stop6h 29mAmerican Airlines
Deal found 3/27$519

Cheapflights Fare Finder

Customize your flight search to find flights from Jacksonville to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Jacksonville to Illinois that are best for you.

Fly from

Jacksonville

Fly to

Illinois

Route

Depart

Return

Price

JacksonvilleChicago

OAJ - ORD

OAJORD

Jacksonville Albert J Ellis

Wed 4/30

2:22 pm-8:50 pm

1 stop7h 28m

Chicago O'Hare Intl

Sun 5/4

5:30 am-11:52 am

1 stop5h 22m

$402

JacksonvilleChicago

OAJ - MDW

OAJMDW

Jacksonville Albert J Ellis

Wed 4/30

12:35 pm-4:12 pm

1 stop4h 37m

Chicago Midway

Sun 5/4

6:04 am-1:41 pm

1 stop6h 37m

$402

JacksonvilleChicago

OAJ - ORD

OAJORD

Jacksonville Albert J Ellis

Wed 4/30

5:11 am-10:37 am

2 stops6h 26m

Chicago O'Hare Intl

Sun 5/4

7:00 am-12:36 pm

1 stop4h 36m

$407

JacksonvillePeoria

OAJ - PIA

OAJPIA

Jacksonville Albert J Ellis

Fri 4/11

7:43 pm-11:56 pm

1 stop5h 13m

Greater Peoria

Mon 4/21

4:28 pm-11:57 pm

1 stop6h 29m

$519

JacksonvilleMoline

OAJ - MLI

OAJMLI

Jacksonville Albert J Ellis

Thu 6/5

5:11 am-6:04 pm

2 stops13h 53m

Moline Quad-City

Sun 6/8

11:24 am-11:58 pm

2 stops11h 34m

$571

JacksonvilleBloomington

OAJ - BMI

OAJBMI

Jacksonville Albert J Ellis

Mon 6/30

11:53 am-3:10 pm

1 stop4h 17m

$259

JacksonvilleBloomington

OAJ - BMI

OAJBMI

Jacksonville Albert J Ellis

Mon 6/30

2:44 pm-11:42 pm

2 stops9h 58m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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.

Cheapflights Insights

Everything you need to know about your flight from Jacksonville to Illinois

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 $323). 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 March 28, 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 March 28, 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
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

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
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

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
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

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 $323). 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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Alternative routes for Jacksonville to Illinois

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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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$284Average$447FlexibilityNo cancel feeOn-time71%
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