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$79+ 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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — JAX
may. 6 — may. 131
mar. 5/6
mar. 5/13
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 mayo 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$177
(Delta)

One-way from

$79
(Southwest)

Popular in

December

Cheapest in

September

Average price

$371

Good round-trip deal

$126 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 May 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 mayo 1, 2025.

This Delta deal was found by Cheapflights users on 4/30. 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.
jue. 6/127:10 pmSTL - JAX
1 stop3h 42mDelta
dom. 6/225:10 amJAX - STL
1 stop3h 53mDelta
Deal found 4/30$177
This Southwest deal was found by Cheapflights users on 4/30. 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.
jue. 5/297:45 pmSTL - JAX
Nonstop1h 55mSouthwest
lun. 6/27:25 pmJAX - STL
Nonstop2h 20mSouthwest
Deal found 4/30$192
This United Airlines deal was found by Cheapflights users on 4/29. 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.
mar. 5/275:00 amSTL - JAX
2 stops8h 59mUnited Airlines
mar. 6/311:20 amJAX - STL
1 stop5h 10mUnited Airlines
Deal found 4/29$218
This American Airlines deal was found by Cheapflights users on 4/29. 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.
dom. 5/255:12 amSTL - JAX
1 stop7h 09mAmerican Airlines
dom. 6/16:27 amJAX - STL
1 stop7h 25mAmerican Airlines
Deal found 4/29$228
This American Airlines deal was found by Cheapflights users on 4/30. 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.
sáb. 9/276:00 amPIA - JAX
1 stop4h 31mAmerican Airlines
sáb. 10/42:12 pmJAX - PIA
1 stop7h 29mAmerican Airlines
Deal found 4/30$249
This American Airlines deal was found by Cheapflights users on 4/30. 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.
mié. 6/114:20 pmMLI - JAX
1 stop7h 00mAmerican Airlines
mié. 6/1812:10 pmJAX - MLI
1 stop6h 51mAmerican Airlines
Deal found 4/30$259
This Delta deal was found by Cheapflights users on 4/30. 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.
sáb. 5/35:05 pmMLI - JAX
1 stop5h 59mDelta
sáb. 5/316:55 pmJAX - MLI
1 stop5h 02mDelta
Deal found 4/30$271
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/268:38 pmORD - JAX
1 stop14h 06mMultiple Airlines
dom. 6/297:49 pmJAX - ORD
1 stop5h 25mMultiple Airlines
Deal found 4/29$309
This American Airlines deal was found by Cheapflights users on 4/30. 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.
mié. 5/286:55 pmORD - JAX
Nonstop2h 40mAmerican Airlines
lun. 6/22:11 pmJAX - ORD
1 stop4h 48mAmerican Airlines
Deal found 4/30$310
This Southwest deal was found by Cheapflights users on 4/30. 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.
mié. 5/282:40 pmMDW - JAX
1 stop6h 25mSouthwest
lun. 6/25:45 pmJAX - MDW
Nonstop2h 35mSouthwest
Deal found 4/30$310
This JetBlue deal was found by Cheapflights users on 4/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/198:40 amORD - JAX
1 stop9h 13mJetBlue
mar. 9/236:15 amJAX - ORD
1 stop7h 25mJetBlue
Deal found 4/29$319
This United Airlines deal was found by Cheapflights users on 4/29. 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.
dom. 9/283:55 pmPIA - JAX
1 stop4h 52mUnited Airlines
sáb. 10/411:30 amJAX - PIA
1 stop6h 13mUnited Airlines
Deal found 4/29$319

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 mayo 1, 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

jue. 6/12

7:10 pm-11:52 pm

1 stop3h 42m

Jacksonville

dom. 6/22

5:10 am-8:03 am

1 stop3h 53m

$177

St. LouisJacksonville

STL - JAX

STLJAX

Lambert-St Louis

jue. 5/29

7:45 pm-10:40 pm

Nonstop1h 55m

Jacksonville

lun. 6/2

7:25 pm-8:45 pm

Nonstop2h 20m

$192

St. LouisJacksonville

STL - JAX

STLJAX

Lambert-St Louis

mar. 5/27

5:00 am-2:59 pm

2 stops8h 59m

Jacksonville

mar. 6/3

11:20 am-3:30 pm

1 stop5h 10m

$218

St. LouisJacksonville

STL - JAX

STLJAX

Lambert-St Louis

dom. 5/25

5:12 am-1:21 pm

1 stop7h 09m

Jacksonville

dom. 6/1

6:27 am-12:52 pm

1 stop7h 25m

$228

PeoriaJacksonville

PIA - JAX

PIAJAX

Greater Peoria

sáb. 9/27

6:00 am-11:31 am

1 stop4h 31m

Jacksonville

sáb. 10/4

2:12 pm-8:41 pm

1 stop7h 29m

$249

MolineJacksonville

MLI - JAX

MLIJAX

Moline Quad-City

mié. 6/11

4:20 pm-12:20 am

1 stop7h 00m

Jacksonville

mié. 6/18

12:10 pm-6:01 pm

1 stop6h 51m

$259

MolineJacksonville

MLI - JAX

MLIJAX

Moline Quad-City

mar. 5/13

5:15 pm-10:06 pm

1 stop3h 51m

Jacksonville

mar. 6/10

6:56 pm-10:49 pm

1 stop4h 53m

$301

ChicagoJacksonville

ORD - JAX

ORDJAX

Chicago O'Hare Intl

jue. 6/26

8:38 pm-11:44 am

1 stop14h 06m

Jacksonville

dom. 6/29

7:49 pm-12:14 am

1 stop5h 25m

$309

ChicagoJacksonville

MDW - JAX

MDWJAX

Chicago Midway

mié. 5/28

2:40 pm-10:05 pm

1 stop6h 25m

Jacksonville

lun. 6/2

5:45 pm-7:20 pm

Nonstop2h 35m

$310

ChicagoJacksonville

ORD - JAX

ORDJAX

Chicago O'Hare Intl

mié. 5/28

6:55 pm-10:35 pm

Nonstop2h 40m

Jacksonville

lun. 6/2

2:11 pm-5:59 pm

1 stop4h 48m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 56 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 mayo 1, 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 mayo 1, 2025.

The most flights from USIL to JAX are scheduled on a Wednesday (19 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (5 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 mayo 1, 2025.
See what other customers who have flown with Southwest, Delta and Avelo 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
4,294 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Entertainment

7.6

Boarding

8.2

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
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Entertainment

7.6

Boarding

8.2

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
7,934 reviews
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Entertainment

7.6

Boarding

8.2

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!
Avelo Airlines
7.5
Good
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Entertainment

7.6

Boarding

8.2

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
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Entertainment

7.6

Boarding

8.2

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
2,922 reviews
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Entertainment

7.6

Boarding

8.2

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 Southwest ($79), Delta ($89), and Avelo Airlines ($96).

  • 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 $143. While the most popular route (Chicago O'Hare Intl - Jacksonville) can be booked for $223 on average our data indicates $343 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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Alternative routes for Illinois to Jacksonville

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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 mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$89Average$134FlexibilityNo cancel feeOn-time88%
FrontierCheapest$140Average$259FlexibilityNo cancel feeOn-time62%
DeltaCheapest$144Average$339FlexibilityNo 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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