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

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 Austin. 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 Austin?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Austin 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 Austin?

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 Austin 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 Austin?

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 Austin 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>

$79 CHEAP FLIGHTS from Illinois to Austin

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Flight Deals

Cheap Flights from Illinois to Austin

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Austin 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

Direct

Recent round-trip flight deals from Illinois to Austin

Thu, Oct 9 - Sun, Oct 12

6:24 pm - 9:52 pmMDW-AUS

27h 28m1 stop

10:11 am - 9:31 amAUS-MDW

23h 20m1 stop

$150Frontier

Find Deal

Fri, Sep 5 - Wed, Sep 10

6:00 am - 8:28 pmORD-AUS

14h 28m1 stop

8:00 am - 9:28 pmAUS-ORD

13h 28m1 stop

$150Frontier

Find Deal

Tue, Sep 23 - Tue, Sep 30

8:50 am - 11:42 amORD-AUS

2h 52mnonstop

3:51 pm - 6:46 pmAUS-ORD

2h 55mnonstop

$153United Airlines

Find Deal

Tue, Sep 16 - Tue, Sep 16

7:15 am - 10:08 amORD-AUS

2h 53mnonstop

12:48 pm - 3:43 pmAUS-ORD

2h 55mnonstop

$158United Airlines

Find Deal

Fri, Sep 5 - Sun, Sep 7

11:57 am - 11:02 pmORD-AUS

11h 05m1 stop

5:45 am - 5:39 pmAUS-ORD

11h 54m1 stop

$160Spirit Airlines

Find Deal

Sun, Sep 14 - Tue, Sep 16

8:49 pm - 5:25 pmORD-AUS

20h 36m1 stop

5:45 am - 5:39 pmAUS-ORD

11h 54m1 stop

$162

Find Deal

Tue, Sep 16 - Wed, Sep 17

8:58 pm - 11:41 pmORD-AUS

2h 43mnonstop

6:00 am - 8:49 amAUS-ORD

2h 49mnonstop

$163American Airlines

Find Deal

Thu, Nov 13 - Tue, Nov 18

5:11 am - 11:37 amORD-AUS

6h 26m1 stop

5:45 am - 6:23 pmAUS-ORD

12h 38m1 stop

$168

Find Deal

Sun, Sep 7 - Thu, Sep 11

11:57 am - 11:02 pmORD-AUS

11h 05m1 stop

5:45 am - 5:39 pmAUS-ORD

11h 54m1 stop

$171Spirit Airlines

Find Deal

Thu, Nov 6 - Tue, Nov 11

8:45 pm - 11:50 pmORD-AUS

3h 05mnonstop

8:12 am - 10:59 amAUS-ORD

2h 47mnonstop

$178American Airlines

Find Deal

Useful Info

Low season	January
High season	October
Cheapest flight	$79

Best time to beat the crowds with an average 0% drop in price.

Most popular time to fly with an average 4% increase in price.

Flight from St. Louis to Austin

How does KAYAK find such low prices on flights from Illinois to Austin?
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 Austin.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Austin?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Austin 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 Austin?
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 Austin 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 Austin?
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 Austin from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Fredericksburg

Georgetown

Cedar Park

Dripping Springs

Seguin

Canyon Lake

Bastrop

Horseshoe Bay

Buda

Flatonia

Everything you need to know for your flight to Austin

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 Austin

Austin (AUS)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

AUS

$79 Find Cheap Flights from Illinois to Austin

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

Cheap Flights from Illinois to Austin

Recent round-trip flight deals from Illinois to Austin

Recent one-way flight deals from Illinois to Austin

Recent last minute flight deals from Illinois to Austin

Recent direct flight deals from Illinois to Austin

Good to know

FAQs for booking flights from Illinois to Austin

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

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 Austin.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Austin 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 Austin?

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 Austin 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 Austin?

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 Austin 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 Austin?

Everything you need to know for your flight to Austin

Information on the airport you'll fly into in Austin

Cabin class types available on flights to Illinois

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

Find direct flights for Austin

Flights to other popular destinations

Flights from domestic origins to Austin

Choose which airport to fly into in Austin

Find deals for your return flight