How does KAYAK find such low prices on flights from Illinois to Jacksonville?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Jacksonville. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Jacksonville?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Jacksonville from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Jacksonville?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Jacksonville with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Jacksonville?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Jacksonville from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$305 CHEAP FLIGHTS from Illinois to Jacksonville

OAJ

KAYAK searches hundreds of travel sites at once for deals on flights to Jacksonville

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$305

Overall average: $578

Delta

Tue 12/9Tue 12/16

STL - OAJ • 1 stop

Cheapest one-way

$830

Delta

Sun 11/30

MDW - OAJ • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Jacksonville!

Flight Deals

Cheap Flights from Illinois to Jacksonville

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Jacksonville that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Illinois to Jacksonville

Tue, Dec 9 - Tue, Dec 16

7:05 am - 1:44 pmSTL-OAJ

5h 39m1 stop

5:30 am - 10:45 amOAJ-STL

6h 15m1 stop

$305Delta

Find Deal

Tue, Dec 9 - Tue, Dec 16

5:54 pm - 11:02 pmSTL-OAJ

4h 08m1 stop

11:41 am - 8:24 pmOAJ-STL

9h 43m2 stops

$310American Airlines

Find Deal

Tue, Mar 31 - Wed, Apr 1

6:00 am - 1:39 pmSTL-OAJ

6h 39m1 stop

2:25 pm - 7:14 pmOAJ-STL

5h 49m1 stop

$313Delta

Find Deal

Tue, Dec 9 - Tue, Dec 16

1:43 pm - 11:02 pmSTL-OAJ

8h 19m2 stops

11:41 am - 8:24 pmOAJ-STL

9h 43m2 stops

$315American Airlines

Find Deal

Tue, Mar 31 - Wed, Apr 1

6:00 am - 11:10 amSTL-OAJ

4h 10m1 stop

6:25 pm - 11:40 pmOAJ-STL

6h 15m1 stop

$323Delta

Find Deal

Wed, Dec 10 - Wed, Dec 17

6:00 am - 11:13 amMDW-OAJ

4h 13m1 stop

11:53 am - 4:34 pmOAJ-MDW

5h 41m1 stop

$323Delta

Find Deal

Tue, Mar 17 - Wed, Mar 18

5:50 am - 1:39 pmORD-OAJ

6h 49m1 stop

5:40 am - 10:06 amOAJ-ORD

5h 26m1 stop

$323Delta

Find Deal

Mon, Dec 8 - Tue, Dec 9

5:30 am - 11:13 amORD-OAJ

4h 43m1 stop

5:30 am - 12:10 pmOAJ-ORD

7h 40m1 stop

$332Delta

Find Deal

Mon, Dec 8 - Tue, Dec 9

5:40 pm - 11:02 pmORD-OAJ

4h 22m1 stop

6:10 am - 1:08 pmOAJ-ORD

7h 58m2 stops

$337American Airlines

Find Deal

Sat, Feb 21 - Tue, Feb 24

6:00 am - 11:04 amBMI-OAJ

4h 04m1 stop

11:44 am - 2:56 pmOAJ-BMI

4h 12m1 stop

$339Delta

Find Deal

Useful Info

Low season	July
High season	July
Cheapest flight	$305

Best time to beat the crowds with an average 23% drop in price.

Most popular time to fly and prices are also 23% lower on average.

Flight from St. Louis to Jacksonville

How does KAYAK find such low prices on flights from Illinois to Jacksonville?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Jacksonville.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Jacksonville?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Jacksonville from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Jacksonville?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Jacksonville with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Jacksonville?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Jacksonville from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

North Topsail Beach

Everything you need to know for your flight to Jacksonville

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Jacksonville

Jacksonville (OAJ)

OAJ

$305 Find Cheap Flights from Illinois to Jacksonville

KAYAK searches hundreds of travel sites at once for deals on flights to Jacksonville

Everything you should know

Cheap Flights from Illinois to Jacksonville

Recent round-trip flight deals from Illinois to Jacksonville

Recent one-way flight deals from Illinois to Jacksonville

Recent last minute flight deals from Illinois to Jacksonville

Good to know

FAQs for booking flights from Illinois to Jacksonville

How does KAYAK find such low prices on flights from Illinois to Jacksonville?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Jacksonville.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Jacksonville?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Jacksonville from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Jacksonville?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Jacksonville with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Jacksonville?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Jacksonville from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Jacksonville?

Everything you need to know for your flight to Jacksonville

Information on the airport you'll fly into in Jacksonville

Cabin class types available on flights to Illinois

Complete your trip to Jacksonville with a hotel stay or car rental

Find direct flights for Jacksonville

Flights to other popular destinations

Flights from domestic origins to Jacksonville

Choose which airport to fly into in Jacksonville

Find deals for your return flight