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$110+ Cheap flights from Illinois to Jacksonville (JAX)

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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — JAX
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Illinois to Jacksonville

Keep the following information in mind while searching for Illinois to Jacksonville flight deals. Data was last updated April 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$219
(Delta)

One-way from

$110
(Delta)

Popular in

December

Cheapest in

September

Average price

$408

Good round-trip deal

$368 or less

Good one-way deal

$161 or less
Provider with most accurate pricing for Chicago (CHI)-Jacksonville flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Jacksonville flights.
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From Illinois to Jacksonville
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One-way flight from Illinois to Jacksonville
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Highest demand for flights based on searches. 5% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Illinois to Jacksonville.
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Price to beat on a one-way flight from Illinois to Jacksonville.
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Find 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 April 24, 2025.

This Delta deal was found by Cheapflights users on 4/21. 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.
Wed 5/286:00 amSTL - JAX
1 stop4h 51mDelta
Sun 6/15:10 amJAX - STL
1 stop4h 50mDelta
Deal found 4/21$219
This Delta deal was found by Cheapflights users on 4/23. 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 7/45:55 amMLI - JAX
1 stop4h 42mDelta
Wed 7/96:46 pmJAX - MLI
1 stop4h 43mDelta
Deal found 4/23$225
This American Airlines deal was found by Cheapflights users on 4/23. 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 7/46:15 amMLI - JAX
2 stops9h 52mAmerican Airlines
Wed 7/911:05 amJAX - MLI
1 stop5h 44mAmerican Airlines
Deal found 4/23$230
This American Airlines deal was found by Cheapflights users on 4/23. 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 5/1611:34 amPIA - JAX
1 stop6h 21mAmerican Airlines
Sun 5/256:30 amJAX - PIA
1 stop5h 34mAmerican Airlines
Deal found 4/23$249
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/38:25 pmSTL - JAX
Nonstop2h 00mSouthwest
Mon 7/77:30 amJAX - STL
Nonstop2h 10mSouthwest
Deal found 4/23$263
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/109:50 amSTL - JAX
2 stops9h 17mUnited Airlines
Tue 6/1711:20 amJAX - STL
1 stop5h 10mUnited Airlines
Deal found 4/23$265
This American Airlines deal was found by Cheapflights users on 4/22. 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 7/47:30 amSTL - JAX
2 stops8h 37mAmerican Airlines
Sun 7/65:28 pmJAX - STL
1 stop8h 01mAmerican Airlines
Deal found 4/22$270
This American Airlines deal was found by Cheapflights users on 4/23. 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 5/216:55 pmORD - JAX
Nonstop2h 40mAmerican Airlines
Wed 5/286:17 pmJAX - ORD
1 stop4h 26mAmerican Airlines
Deal found 4/23$292
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:30 amMLI - JAX
2 stops12h 34mUnited Airlines
Mon 5/124:45 pmJAX - MLI
1 stop5h 50mUnited Airlines
Deal found 4/23$294
This Delta deal was found by Cheapflights users on 4/23. 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 5/284:15 pmMDW - JAX
1 stop4h 51mDelta
Sat 5/319:40 amJAX - MDW
1 stop6h 40mDelta
Deal found 4/23$297
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/178:24 amORD - JAX
1 stop6h 14mFrontier
Sun 7/207:49 pmJAX - ORD
1 stop5h 33mFrontier
Deal found 4/23$298
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/27:00 amORD - JAX
Nonstop2h 39mUnited Airlines
Wed 6/411:20 amJAX - ORD
Nonstop2h 53mUnited Airlines
Deal found 4/23$305

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 April 24, 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

St. LouisJacksonville

STL - JAX

STLJAX

Lambert-St Louis

Wed 5/28

6:00 am-11:51 am

1 stop4h 51m

Jacksonville

Sun 6/1

5:10 am-9:00 am

1 stop4h 50m

$219

MolineJacksonville

MLI - JAX

MLIJAX

Moline Quad-City

Fri 7/4

5:55 am-11:37 am

1 stop4h 42m

Jacksonville

Wed 7/9

6:46 pm-10:29 pm

1 stop4h 43m

$225

MolineJacksonville

MLI - JAX

MLIJAX

Moline Quad-City

Fri 7/4

6:15 am-5:07 pm

2 stops9h 52m

Jacksonville

Wed 7/9

11:05 am-3:49 pm

1 stop5h 44m

$230

PeoriaJacksonville

PIA - JAX

PIAJAX

Greater Peoria

Fri 5/16

11:34 am-6:55 pm

1 stop6h 21m

Jacksonville

Sun 5/25

6:30 am-11:04 am

1 stop5h 34m

$249

St. LouisJacksonville

STL - JAX

STLJAX

Lambert-St Louis

Thu 7/3

8:25 pm-11:25 pm

Nonstop2h 00m

Jacksonville

Mon 7/7

7:30 am-8:40 am

Nonstop2h 10m

$263

St. LouisJacksonville

STL - JAX

STLJAX

Lambert-St Louis

Tue 6/10

9:50 am-8:07 pm

2 stops9h 17m

Jacksonville

Tue 6/17

11:20 am-3:30 pm

1 stop5h 10m

$265

St. LouisJacksonville

STL - JAX

STLJAX

Lambert-St Louis

Fri 7/4

7:30 am-5:07 pm

2 stops8h 37m

Jacksonville

Sun 7/6

5:28 pm-12:29 am

1 stop8h 01m

$270

ChicagoJacksonville

ORD - JAX

ORDJAX

Chicago O'Hare Intl

Wed 5/21

6:55 pm-10:35 pm

Nonstop2h 40m

Jacksonville

Wed 5/28

6:17 pm-9:43 pm

1 stop4h 26m

$292

MolineJacksonville

MLI - JAX

MLIJAX

Moline Quad-City

Thu 5/8

6:30 am-8:04 pm

2 stops12h 34m

Jacksonville

Mon 5/12

4:45 pm-9:35 pm

1 stop5h 50m

$294

ChicagoJacksonville

MDW - JAX

MDWJAX

Chicago Midway

Wed 5/28

4:15 pm-10:06 pm

1 stop4h 51m

Jacksonville

Sat 5/31

9:40 am-3:20 pm

1 stop6h 40m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 57 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?

Currently, August is the cheapest month in which you can book a flight from Illinois to Jacksonville (average of $278). Flying from Illinois to Jacksonville in March is currently the most expensive (average of $365). 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 IL to JAX?

Find hourly flight availability from Illinois to Jacksonville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

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

Weekly flight availability from Illinois to Jacksonville

Explore weekly flight availability from Illinois to Jacksonville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 24, 2025.

The most flights from USIL to JAX are scheduled on a Monday (19 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Jacksonville by month

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

In terms of precipitation, rainfall in Jacksonville ranges from 2.1 - 8.2 inches per month. September is typically the wettest month, when rainfall can reach 8.2 in. November is typically the driest time to visit Jacksonville when rainfall is around 2.1 in.

Temperature in Jacksonville by month

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

If weather is an important factor for your trip to Jacksonville, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Jacksonville

Get insights into the airlines that provide service to Jacksonville. 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 Jacksonville. Reviews last updated April 24, 2025.
See what other customers who have flown with Southwest, Delta and United Airlines from Illinois to Jacksonville have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,286 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,286 reviews
Southwest
8.0
Very good
4,286 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,920 reviews
Southwest
8.0
Very good
4,286 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,685 reviews
Southwest
8.0
Very good
4,286 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,924 reviews
Southwest
8.0
Very good
4,286 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Allegiant Air
7.3
Good
734 reviews
Southwest
8.0
Very good
4,286 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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 (JAX) is the airport you will fly into if you book a flight from Illinois to Jacksonville. It is only a 11.2 mi journey from Jacksonville (JAX) to Jacksonville’s city center.

  • What are the cheapest airlines to fly from Illinois to Jacksonville one-way?

    The cheapest airlines for a one-way flight from Illinois to Jacksonville are Delta ($110), United Airlines ($115), and Southwest ($125).

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

    The most popular route from Illinois to Jacksonville is Chicago O'Hare Intl - Jacksonville. You may also consider Chicago Midway - Jacksonville or Lambert-St Louis - Jacksonville.

  • What are the most reliable airlines from Illinois to Jacksonville?

    The top 3 most reliable airlines when flying from Illinois to Jacksonville are SkyWest Airlines (97%), United Airlines (82%) and Air Canada (79%).

  • What are the cheapest flights from Illinois to Jacksonville?

    Looking at all options, your cheapest flight can be booked for $161. While the most popular route (Chicago O'Hare Intl - Jacksonville) can be booked for $246 on average our data indicates $464 when flying from Illinois to Jacksonville.

  • 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?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Jacksonville (average of $278). Flying from Illinois to Jacksonville in March is currently the most expensive (average of $365). 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

Traveling to a place near Illinois?

Book flights to Illinois if you plan to visit one of these locations
Jacksonville Beach
Kingsland
Orange Park
Waycross
Fernandina Beach

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Top 7 airlines flying from Illinois to Jacksonville

Discover the top 7 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$89Average$138FlexibilityNo cancel feeOn-time88%
FrontierCheapest$140Average$259FlexibilityNo cancel feeOn-time62%
DeltaCheapest$144Average$336FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$149Average$412FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$198Average$470FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$198Average$372FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$233Average$356FlexibilityNo cancel feeOn-time62%

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