Austin

$85+ Cheap flights from Chicago (CHI) to Austin (AUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — AUS
jul. 7 — jul. 141
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Cheapflights Tip: The best prices from Chicago to Austin Bergstrom are usually found in April or May, booked 81 days in advance, depart on a Tuesday or Saturday and return on a Thursday

Cheap flight deals from Chicago to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 2, 2025.

Round-trip from

$158
(Cheapflightsfares)

One-way from

$86
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$315

Good round-trip deal

$209 or less

Good one-way deal

$104 or less
From Chicago (CHI) to Austin Bergstrom
One-way flight from Chicago (CHI) to Austin Bergstrom
Highest demand for flights based on searches. 10% potential increase in price ($39 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Chicago (CHI) to Austin Bergstrom.
Price to beat on a one-way flight from Chicago (CHI) to Austin Bergstrom.

Find flight deals from Chicago to Austin

Cheapest flights from Chicago to Austin
Explore the most affordable flight options available from Chicago to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 2, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/172:54 pmORD - AUS
Nonstop3h 09mFrontier
dom. 7/206:48 pmAUS - ORD
Nonstop2h 54mFrontier
Deal found 6/30$158
This Priceline deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/226:15 amMDW - AUS
1 stop10h 16mFrontier
dom. 8/241:52 pmAUS - MDW
1 stop10h 53mFrontier
Deal found 6/30$162
This eDestinos deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/1411:36 amORD - AUS
1 stop13h 23mSpirit Airlines
jue. 8/217:15 amAUS - ORD
1 stop11h 52mSpirit Airlines
Deal found 6/30$164
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/1611:45 amORD - AUS
1 stop13h 14mMultiple Airlines
vie. 9/2611:07 amAUS - ORD
Nonstop2h 53mMultiple Airlines
Deal found 6/30$170
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/412:45 pmORD - AUS
Nonstop3h 00mUnited Airlines
mar. 12/92:10 pmAUS - ORD
Nonstop2h 45mUnited Airlines
Deal found 7/2$180
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/158:50 pmMDW - AUS
Nonstop2h 35mSouthwest
jue. 9/186:05 amAUS - MDW
Nonstop2h 35mSouthwest
Deal found 7/2$191
This American Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/3011:05 amORD - AUS
Nonstop2h 47mAmerican Airlines
lun. 9/16:00 amAUS - ORD
Nonstop2h 52mAmerican Airlines
Deal found 6/30$191
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/51:50 pmORD - AUS
2 stops9h 15mSouthwest
jue. 8/710:20 amAUS - ORD
Nonstop2h 45mSouthwest
Deal found 7/2$206
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/26:00 amMDW - AUS
1 stop4h 59mDelta
mar. 8/51:28 pmAUS - MDW
1 stop8h 14mDelta
Deal found 7/2$217

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 2, 2025.
Use the filters below to find and compare flights from Chicago to Austin that are best for you.

Fly from

Chicago

Fly to

Austin

Route

Depart

Return

Price

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

jue. 7/17

2:54 pm-6:03 pm

Nonstop3h 09m

Austin Bergstrom

dom. 7/20

6:48 pm-9:42 pm

Nonstop2h 54m

$158

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

vie. 8/22

6:15 am-4:31 pm

1 stop10h 16m

Austin Bergstrom

dom. 8/24

1:52 pm-12:45 am

1 stop10h 53m

$162

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

jue. 8/14

11:36 am-12:59 am

1 stop13h 23m

Austin Bergstrom

jue. 8/21

7:15 am-7:07 pm

1 stop11h 52m

$164

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

mar. 9/16

11:45 am-12:59 am

1 stop13h 14m

Austin Bergstrom

vie. 9/26

11:07 am-2:00 pm

Nonstop2h 53m

$170

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

jue. 12/4

12:45 pm-3:45 pm

Nonstop3h 00m

Austin Bergstrom

mar. 12/9

2:10 pm-4:55 pm

Nonstop2h 45m

$180

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

lun. 9/15

8:50 pm-11:25 pm

Nonstop2h 35m

Austin Bergstrom

sáb. 9/20

6:20 am-8:55 am

Nonstop2h 35m

$191

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

sáb. 8/30

11:05 am-1:52 pm

Nonstop2h 47m

Austin Bergstrom

lun. 9/1

6:00 am-8:52 am

Nonstop2h 52m

$191

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

mar. 8/5

1:50 pm-11:05 pm

2 stops9h 15m

Austin Bergstrom

jue. 8/7

10:20 am-1:05 pm

Nonstop2h 45m

$206

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

sáb. 8/2

6:00 am-10:59 am

1 stop4h 59m

Austin Bergstrom

mar. 8/5

1:28 pm-9:42 pm

1 stop8h 14m

$217

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

mié. 12/3

8:40 pm-11:46 pm

Nonstop3h 06m

$85

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 19 results
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The best insider tips for Chicago to Austin flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago to Austin trip
Airlines
Southwest

Southwest's Wanna Get Away fare includes two free checked bags, a great value for travelers.


Southwest offers free messaging and in-flight entertainment on personal devices, enhancing the travel experience.

United Airlines

United's Economy Plus offers extra legroom and priority boarding, ideal for frequent business travelers.


United's Basic Economy restricts carry-ons, but MileagePlus members can bring one for free.

Airports
ORD

At ORD, prepare for long walks between terminals. Use the free shuttle train outside security for easier navigation.

Read more about ORDby Ramsey Qubein
MDW

Use the mobile ordering system at MDW to get food delivered to your gate, saving time for boarding.

Read more about MDWby Ramsey Qubein
AUS

At AUS, use the CapMetro Route 20 bus for a budget-friendly ride to the city, running every 15 minutes during peak hours.

Read more about AUSby Ramsey Qubein
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Southwest

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on ORD, MDW and AUS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Chicago to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Austin

How far ahead should I book a flight from Chicago to Austin?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Austin. Price data was last updated on June 27, 2025.

The price you pay for your flight from Chicago to Austin may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Chicago to Austin?

Currently, January is the cheapest month in which you can book a flight from Chicago to Austin (average of $286). Flying from Chicago to Austin in March is currently the most expensive (average of $362). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to AUS?

Find hourly flight availability from Chicago to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 2, 2025.

One of the essential ways to save on airfare from Chicago to Austin is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 8% on airfare.

What is the cheapest day to fly from Chicago to Austin?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Austin. Price data was last updated on June 29, 2025.

Travelers seeking maximum savings on their Chicago to Austin flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Austin

Explore weekly flight availability from Chicago to Austin. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated julio 2, 2025.

The most flights from CHI to AUS are scheduled on a Monday (38 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Chicago to Austin?

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated julio 2, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Chicago to Austin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
8.0
Very good

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Austin from Chicago?

    For a flight from Chicago to Austin, you will be flying into Austin Bergstrom. Austin Bergstrom (AUS) is just 7.5 mi from the center of the city. Austin Bergstrom is the only Austin airport and it handles 22 inbound flights from Chicago per day. 5 airlines have flights to Austin Bergstrom from Chicago on a regular basis.

  • What are the cheapest airlines flying from Chicago to Austin round-trip?

    Our cheapest airline available from Chicago to Austin is Frontier. Our recent data shows that you can find tickets from as low as $158 on this airline. Additional options worth looking into are Spirit Airlines and Southwest, starting at $164 and $191 round-trip. Frontier is currently priced 51% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago to Austin one-way?

    $86 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Southwest, with prices starting from $90 and $95, respectively.

  • What are the most reliable airlines from Chicago to Austin?

    Before booking your flight to Austin from Chicago, check out the most reliable airlines to get you to your destination on time: United Airlines (84%), Envoy Air (82%), Air Canada( 77%).

  • What are the cheapest flights from Chicago to Austin?

    On average you can expect to pay $509 for a flight from Chicago to Austin. The cheapest flight overall is $84 while the most popular route, (Chicago O'Hare Intl - Austin Bergstrom) is currently priced at $145.

  • Can I find deals for flights from Chicago to Austin that include hotel bookings?

    Yes. In addition to deals on Chicago to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Austin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Austin.

  • Can I find deals for business class flights from Chicago to Austin?

    Yes. Cheapflights offers flight deals from Chicago to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Austin?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Austin (average of $286). Flying from Chicago to Austin in March is currently the most expensive (average of $362). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
San Marcos
Georgetown
Fredericksburg
Pflugerville
Dripping Springs
Cedar Park
Canyon Lake
Bastrop
Round Rock
Seguin
Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chicago to Austin

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Chicago to Austin

Discover the top 5 airlines that operate flights from Chicago to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$70Average$183FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$129Average$275FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$176Average$333FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$177Average$349FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$200Average$405FlexibilityNo cancel feeOn-time69%

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