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$242+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
OAJ — ORD
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Jacksonville to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (OAJ) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$389
(Delta)

One-way from

$242
(American Airlines)
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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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 January 21, 2025.

This Delta deal was found by Cheapflights users on 1/20. 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 3/192:23 pmOAJ - ORD
1 stop5h 33mDelta
Tue 3/259:47 amORD - OAJ
1 stop7h 25mDelta
Deal found 1/20$389
This American Airlines deal was found by Cheapflights users on 1/20. 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 3/195:00 amOAJ - ORD
2 stops6h 38mAmerican Airlines
Tue 3/254:40 pmORD - OAJ
1 stop4h 18mAmerican Airlines
Deal found 1/20$394
This Delta deal was found by Cheapflights users on 1/21. 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 2/275:43 amOAJ - MDW
1 stop5h 29mDelta
Sun 3/210:57 amMDW - OAJ
1 stop5h 56mDelta
Deal found 1/21$432

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

JacksonvilleChicago

OAJ - ORD

OAJORD

Jacksonville Albert J Ellis

Wed 3/19

2:23 pm-6:56 pm

1 stop5h 33m

Chicago O'Hare Intl

Tue 3/25

9:47 am-6:12 pm

1 stop7h 25m

$389

JacksonvilleChicago

OAJ - ORD

OAJORD

Jacksonville Albert J Ellis

Wed 3/19

5:00 am-10:38 am

2 stops6h 38m

Chicago O'Hare Intl

Tue 3/25

4:40 pm-9:58 pm

1 stop4h 18m

$394

JacksonvilleChicago

OAJ - MDW

OAJMDW

Jacksonville Albert J Ellis

Thu 2/27

5:43 am-10:12 am

1 stop5h 29m

Chicago Midway

Sun 3/2

10:57 am-5:53 pm

1 stop5h 56m

$432

JacksonvilleChicago

OAJ - ORD

OAJORD

Jacksonville Albert J Ellis

Mon 2/10

9:00 am-12:30 pm

1 stop4h 30m

$242

JacksonvilleChicago

OAJ - MDW

OAJMDW

Jacksonville Albert J Ellis

Mon 2/10

6:33 pm-10:20 pm

1 stop4h 47m

$242

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

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 $320). 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 January 21, 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 January 21, 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
8,521 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

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

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

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
8,521 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

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 Midway or Jacksonville Albert J Ellis - Bloomington-Normal, Jacksonville Albert J Ellis - Chicago O'Hare Intl 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 $320). 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.

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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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$284Average$499FlexibilityNo cancel feeOn-time71%
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