Cheap flight from Chicago to Austin from $138
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Flights from Chicago to Austin
Find cheap airlines flights from Chicago to Austin
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Cheap flight deals from Chicago to Austin
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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Cheapest nonstop
ORD 2:57 PM2h 42mNonstopAUS 5:39 PMChicago - Austin | Wed, Jun 18 | American Airlines
AUS 6:36 PM2h 48mNonstopORD 9:24 PMAustin - Chicago | Wed, Jun 25 | American Airlines$138 $49572% OFF72% OFF$495 $138 -
ORD 9:10 PM2h 44mNonstopAUS 11:54 PMChicago - Austin | Sat, Jun 21 | American Airlines
AUS 6:36 PM2h 48mNonstopORD 9:24 PMAustin - Chicago | Sat, Jun 28 | American Airlines$139 $49572% OFF72% OFF$495 $139
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ORD 3:12 PM2h 49mNonstopAUS 6:01 PMChicago - Austin | Thu, Jun 19 | Frontier Airlines
AUS 7:11 PM2h 45mNonstopORD 9:56 PMAustin - Chicago | Thu, Jun 26 | Frontier Airlines$148 $49570% OFF70% OFF$495 $148 -
ORD 7:07 PM2h 50mNonstopAUS 9:57 PMChicago - Austin | Fri, Aug 1 | American Airlines
AUS 4:50 PM2h 51mNonstopORD 7:41 PMAustin - Chicago | Fri, Aug 8 | American Airlines$14870% OFF$495 $148
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ORD 8:26 AM2h 42mNonstopAUS 11:08 AMChicago - Austin | Thu, Aug 7 | American Airlines
AUS 6:00 AM2h 50mNonstopORD 8:50 AMAustin - Chicago | Sat, Aug 9 | American Airlines$14970% OFF$495 $149
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ORD 9:12 PM2h 43mNonstopAUS 11:55 PMChicago - Austin | Wed, Aug 6 | American Airlines
AUS 6:21 PM2h 50mNonstopORD 9:11 PMAustin - Chicago | Sat, Aug 9 | American Airlines$14970% OFF$495 $149
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ORD 2:54 PM3h 9mNonstopAUS 6:03 PMChicago - Austin | Thu, Jul 17 | Frontier Airlines
AUS 6:48 PM2h 54mNonstopORD 9:42 PMAustin - Chicago | Thu, Jul 24 | Frontier Airlines$15269% OFF$495 $152
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MDW 8:05 AM2h 35mNonstopAUS 10:40 AMChicago - Austin | Thu, Aug 7 | Southwest Airlines
AUS 9:45 PM2h 30mNonstopMDW 12:15 AMAustin - Chicago | Mon, Aug 11 | Southwest Airlines$15269% OFF$495 $152 -
MDW 5:15 AM2h 30mNonstopAUS 7:45 AMChicago - Austin | Thu, Jun 19 | Southwest Airlines
AUS 7:11 PM2h 45mNonstopORD 9:56 PMAustin - Chicago | Thu, Jun 26 | Frontier Airlines$15369% OFF$495 $153
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ORD 3:12 PM2h 49mNonstopAUS 6:01 PMChicago - Austin | Thu, Jul 3 | Frontier Airlines
AUS 6:48 PM2h 54mNonstopORD 9:42 PMAustin - Chicago | Sun, Jul 6 | Frontier Airlines$35728% OFF$495 $357
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CHI 1:00 PM17h 25m1 stopsAUS Invalid DateChicago - Austin | Wed, Jun 18 | Normal Airline
AUS 3:00 PM6hNonstopCHI 4:00 PMAustin - Chicago | Fri, Jun 20 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
ORD 3:12 PM2h 49mNonstopAUS 6:01 PMChicago - Austin | Thu, Jul 3 | Frontier Airlines$61 $2,06597% OFF97% OFF$2,065 $61
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ORD 7:15 AM2h 49mNonstopAUS 10:04 AMChicago - Austin | Wed, Jun 18 | Frontier Airlines$67 $2,06597% OFF97% OFF$2,065 $67
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ORD 9:14 PM2h 44mNonstopAUS 11:58 PMChicago - Austin | Fri, Aug 1 | American Airlines$70 $2,06597% OFF97% OFF$2,065 $70
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ORD 3:11 PM2h 50mNonstopAUS 6:01 PMChicago - Austin | Thu, Jul 10 | Frontier Airlines$7896% OFF$2,065 $78
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ORD 2:54 PM3h 9mNonstopAUS 6:03 PMChicago - Austin | Thu, Jul 17 | Frontier Airlines$8096% OFF$2,065 $80
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ORD 2:54 PM3h 9mNonstopAUS 6:03 PMChicago - Austin | Sun, Jul 27 | Frontier Airlines$8096% OFF$2,065 $80
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ORD 4:20 PM2h 40mNonstopAUS 7:00 PMChicago - Austin | Wed, Jul 16 | Southwest Airlines$8196% OFF$2,065 $81
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ORD 8:30 AM2h 41mNonstopAUS 11:11 AMChicago - Austin | Sat, Aug 2 | American Airlines$12094% OFF$2,065 $120
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ORD 9:10 PM2h 44mNonstopAUS 11:54 PMChicago - Austin | Wed, Jun 25 | American Airlines$26887% OFF$2,065 $268
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ORD 9:14 PM2h 44mNonstopAUS 11:58 PMChicago - Austin | Tue, Jul 15 | American Airlines$1,48728% OFF$2,065 $1,487
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CHI 1:00 PM17h 25m1 stopsAUS Invalid DateChicago - Austin | Wed, Jun 18 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Chicago to Austin
| Cheapest one-way flight price | $60 |
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| Cheapest round-trip ticket price | $136 |
| Off-season for travel | April |
| Peak season for travel | March |
| Flight distance | 1,574.54 km |
| Average flight time | 3 hours 10 minutes |
| Popular airline | American Airlines |
When is the cheapest time to fly from Chicago to Austin?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Chicago (CHI) to Austin (AUS) the cheapest?
Airlines adjust prices for flights from Chicago to Austin based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Chicago (CHI) to Austin (AUS) cost?
According to Trip.com's data, the lowest price is around $308. -
How long does it take to fly from Chicago (CHI) to Austin (AUS) and what is the distance?
It takes around 3 hours 10 minutes to fly from Chicago (CHI) to Austin (AUS). -
What are the most popular airlines that fly from Chicago (CHI) to Austin (AUS)?
Airlines with flights from Chicago (CHI) to Austin (AUS): Southwest Airlines, United Airlines, All Nippon Airways, British Airways, Lufthansa, Alaska Airlines, Air Canada and Gulf Air.
How to find a cheap flight from Chicago to Austin
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to Austin. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest Chicago to Austin ticket.
Tap "Date" in the flight search bar to browse the calendar and find airfare from Chicago to Austin for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is $61 for a one-way ticket on Thu, Jul 3.
Compare cheap Chicago to Austin flight deals from hundreds of airlines.
Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Chicago to Austin. The most affordable airline currently operating on this route is Frontier Airlines.
Set up a Price Alert to track fare drops.
Set up a Price Alert for your Chicago to Austin route to track ticket prices effortlessly—no need to check manually every day.
Don't miss out on cheap Chicago to Austin flight deals and promo codes.
Stay updated on the latest deals with Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership to unlock even more exclusive flight discounts.
Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Chicago to Austin to access exclusive deals just for you.
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