AUS

$57 Find Cheap Flights from Illinois to Austin

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Austin departing on 1/31. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Travelers love KAYAK
41.299.237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

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

Everything you should know

Cheapest round-trip
$92
Typical prices: $265-$439
Multiple Airlines
Thu 1/8Mon 1/12
ORD - AUS • Non-stop
Cheapest non-stop
$98
Typical prices: $205-$441
American Airlines
Wed 1/28Sat 1/31
ORD - AUS • Non-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 Austin!
Flight Deals
Useful Info
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.

Recent round-trip flight deals from Illinois to Austin

Thu, Jan 8 - Mon, Jan 12
Multiple Airlines Logo
4:02 pm - 7:01 pmORD-AUS
2h 59mnonstop
Multiple Airlines Logo
11:30 am - 9:03 pmAUS-ORD
9h 33m1 stop
$92Multiple Airlines
Find Deal
Thu, Feb 5 - Fri, Feb 6
Frontier Logo
5:40 am - 5:02 pmORD-AUS
11h 22m1 stop
Frontier Logo
12:24 pm - 3:10 pmAUS-ORD
2h 46mnonstop
$93Frontier
Find Deal
Fri, Feb 27 - Sun, Mar 1
Frontier Logo
11:27 am - 2:26 pmORD-AUS
2h 59mnonstop
Frontier Logo
8:23 am - 9:38 amAUS-ORD
25h 15m1 stop
$94Frontier
Find Deal
Thu, Jan 29 - Sat, Jan 31
Multiple Airlines Logo
8:00 am - 11:04 amORD-AUS
3h 04mnonstop
Multiple Airlines Logo
7:25 am - 9:03 pmAUS-ORD
13h 38m1 stop
$95Multiple Airlines
Find Deal
Fri, Jan 16 - Wed, Jan 21
Multiple Airlines Logo
4:31 pm - 7:35 pmORD-AUS
3h 04mnonstop
Multiple Airlines Logo
7:25 am - 9:03 pmAUS-ORD
13h 38m1 stop
$97Multiple Airlines
Find Deal
Wed, Jan 28 - Sat, Jan 31
American Airlines Logo
7:50 pm - 11:00 pmORD-AUS
3h 10mnonstop
American Airlines Logo
8:00 am - 10:53 amAUS-ORD
2h 53mnonstop
$98American Airlines
Find Deal
Wed, Jan 28 - Sat, Jan 31
Spirit Airlines Logo
7:20 am - 9:35 pmORD-AUS
14h 15m1 stop
Spirit Airlines Logo
11:30 am - 9:03 pmAUS-ORD
9h 33m1 stop
$101Spirit Airlines
Find Deal
Thu, Feb 19 - Fri, Feb 20
Southwest Logo
12:50 pm - 3:40 pmMDW-AUS
2h 50mnonstop
Southwest Logo
6:15 am - 8:45 amAUS-MDW
2h 30mnonstop
$139Southwest
Find Deal
Thu, Jan 15 - Sun, Jan 18
Southwest Logo
8:50 pm - 11:45 pmMDW-AUS
2h 55mnonstop
Southwest Logo
6:30 am - 9:00 amAUS-MDW
2h 30mnonstop
$160Southwest
Find Deal
Mon, Jan 5 - Wed, Jan 14
American Airlines Logo
2:35 pm - 10:28 pmMLI-AUS
7h 53m1 stop
American Airlines Logo
3:21 pm - 9:58 pmAUS-MLI
6h 37m1 stop
$220American Airlines
Find Deal
Useful Info

Good to know

Low seasonAugust
Cheapest flight$57
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly with an average 13% increase in price.
Flight from St. Louis to Austin

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?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
Georgetown
Cedar Park
Dripping Springs
Seguin
Bastrop
Canyon Lake
Horseshoe Bay
Buda
Flatonia

Everything you need to know for your flight to Austin

Information on the airport you'll fly into in Austin

Austin (AUS)