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>

$65 CHEAP FLIGHTS from Illinois to Jacksonville

JAX

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

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Cheap Flights from Illinois to Jacksonville

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

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Jacksonville

Tue, Jun 2 - Fri, Jun 5

6:33 pm - 5:35 pm

STL

JAX

22h 02m

1 stop

6:30 pm - 8:55 am

JAX

STL

15h 25m

1 stop

$136Frontier

Thu, Jun 25 - Tue, Jun 30

6:31 pm - 5:33 pm

STL

JAX

22h 02m

1 stop

6:28 pm - 8:52 am

JAX

STL

15h 24m

1 stop

$159Frontier

Tue, May 26 - Tue, Jun 2

6:33 pm - 8:38 am

STL

JAX

37h 05m

2 stops

6:30 pm - 8:55 am

JAX

STL

15h 25m

1 stop

$187Multiple Airlines

Wed, May 27 - Wed, Jun 3

5:27 pm - 8:57 am

STL

JAX

38h 30m

2 stops

6:30 pm - 5:33 pm

JAX

STL

24h 03m

1 stop

$194Multiple Airlines

Mon, Jun 1 - Tue, Jun 9

6:19 pm - 9:59 pm

ORD

JAX

2h 40mnonstop

7:20 am - 9:12 am

JAX

ORD

2h 52mnonstop

$242United Airlines

Tue, May 26 - Tue, Jun 2

1:44 pm - 5:14 pm

ORD

JAX

2h 30mnonstop

2:00 pm - 7:27 pm

JAX

ORD

6h 27m

1 stop

$247American Airlines

Tue, May 26 - Sat, May 30

7:25 pm - 10:58 pm

ORD

JAX

2h 33mnonstop

1:44 pm - 5:48 pm

JAX

ORD

5h 04m

1 stop

$248American Airlines

Sat, May 30 - Tue, Jun 2

12:05 pm - 6:20 pm

MDW

JAX

5h 15m

1 stop

7:20 am - 8:50 am

JAX

MDW

2h 30mnonstop

$248Southwest

Sat, May 23 - Tue, Jun 2

3:45 pm - 7:00 pm

MDW

JAX

2h 15mnonstop

1:15 pm - 4:45 pm

JAX

MDW

4h 30m

1 stop

$252Southwest

Sat, Jun 6 - Sun, Jun 14

1:32 pm - 9:59 pm

CMI

JAX

7h 27m

1 stop

7:20 am - 12:50 pm

JAX

CMI

6h 30m

1 stop

$294United Airlines

Useful Info

Low season	September
High season	April
Cheapest flight	$65

Best time to beat the crowds with an average 16% drop in price.

Most popular time to fly with an average 15% increase in price.

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.

Orange Park

Waycross

Neptune Beach

Cumberland Island

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 (JAX)

JAX

$65 Find Cheap Flights from Illinois to Jacksonville

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

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

Recent direct 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