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$71+ 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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — AUS
Nov 9 — Nov 161
Sun 11/9
Sun 11/16
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Austin Bergstrom are usually found in July or August, booked 81 days in advance, depart on a Saturday or Tuesday and return on a Thursday

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 October 10, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/6. 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.
Sat 10/257:43 pmORD - AUS
1 stop14h 46mMultiple Airlines
Wed 10/297:20 amAUS - ORD
1 stop11h 18mMultiple Airlines
Deal found 10/6$141
This Frontier deal was found by Cheapflights users on 10/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3111:24 amORD - AUS
1 stop5h 34mFrontier
Mon 11/311:15 amAUS - ORD
Nonstop2h 49mFrontier
Deal found 10/9$142
This CheapOair deal was found by Cheapflights users on 10/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:05 amORD - AUS
1 stop11h 51mFrontier
Fri 10/3111:15 amAUS - ORD
Nonstop2h 49mFrontier
Deal found 10/6$143
This Kiwi.com deal was found by Cheapflights users on 10/9. 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.
Tue 10/284:03 pmORD - AUS
2 stops32h 29mMultiple Airlines
Fri 10/3111:15 amAUS - ORD
Nonstop2h 49mMultiple Airlines
Deal found 10/9$144
This Frontier deal was found by Cheapflights users on 10/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:05 amORD - AUS
1 stop11h 51mFrontier
Mon 10/2710:30 pmAUS - ORD
Nonstop2h 49mFrontier
Deal found 10/8$145
This Frontier deal was found by Cheapflights users on 10/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:24 pmMDW - AUS
1 stop6h 09mFrontier
Thu 10/236:02 pmAUS - MDW
1 stop5h 44mFrontier
Deal found 10/9$146
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Fri 11/710:52 amORD - AUS
1 stop11h 57mMultiple Airlines
Mon 11/105:56 pmAUS - ORD
1 stop6h 15mMultiple Airlines
Deal found 10/8$146
This Booking.com deal was found by Cheapflights users on 10/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2611:57 amMDW - AUS
1 stop26h 14mFrontier
Wed 10/297:45 amAUS - MDW
1 stop27h 45mFrontier
Deal found 10/9$147
This Kiwi.com deal was found by Cheapflights users on 10/6. 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.
Mon 10/275:05 amORD - AUS
1 stop11h 48mMultiple Airlines
Tue 10/287:20 amAUS - ORD
1 stop11h 18mMultiple Airlines
Deal found 10/6$147
This Frontier deal was found by Cheapflights users on 10/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:42 pmORD - AUS
Nonstop2h 50mFrontier
Fri 10/316:02 pmAUS - ORD
1 stop5h 37mFrontier
Deal found 10/6$148
This Southwest deal was found by Cheapflights users on 10/6. 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.
Tue 10/281:55 pmMDW - AUS
Nonstop2h 40mSouthwest
Tue 11/116:15 amAUS - MDW
Nonstop2h 35mSouthwest
Deal found 10/6$149
This American Airlines deal was found by Cheapflights users on 10/9. 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.
Sat 11/17:19 pmORD - AUS
Nonstop2h 56mAmerican Airlines
Sat 11/86:00 amAUS - ORD
Nonstop2h 47mAmerican Airlines
Deal found 10/9$149

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 October 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$141
(Kiwi.com)

One-way from

$71
(Southwest)

Popular in

December

Cheapest in

July

Average price

$266

Good round-trip deal

$175 or less

Good one-way deal

$98 or less
Provider with most accurate pricing for Chicago (CHI)-Austin Bergstrom flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Austin Bergstrom flights.
Search Deals
From Chicago (CHI) to Austin Bergstrom
Search Deals
One-way flight from Chicago (CHI) to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Austin Bergstrom.
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Austin Bergstrom.
Search Deals

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 October 10, 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

MDW - AUS

MDWAUS

Chicago Midway

Tue 10/28

1:55 pm-4:35 pm

Nonstop2h 40m

Austin Bergstrom

Tue 11/11

6:15 am-8:50 am

Nonstop2h 35m

$149

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Wed 10/29

9:10 am-11:50 am

Nonstop2h 40m

Austin Bergstrom

Fri 10/31

1:05 pm-3:40 pm

Nonstop2h 35m

$150

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Mon 10/27

6:15 am-4:53 pm

1 stop10h 38m

Austin Bergstrom

Wed 10/29

7:45 am-11:30 am

1 stop27h 45m

$152

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Sat 11/8

7:30 am-10:30 am

Nonstop3h 00m

Austin Bergstrom

Mon 11/10

3:37 pm-6:22 pm

Nonstop2h 45m

$174

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Tue 10/28

1:55 pm-4:35 pm

Nonstop2h 40m

Austin Bergstrom

Mon 11/10

6:20 pm-8:50 pm

Nonstop2h 30m

$184

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Tue 11/11

8:20 pm-11:05 pm

Nonstop2h 45m

Austin Bergstrom

Wed 11/12

6:20 am-12:40 pm

1 stop6h 20m

$184

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Thu 10/30

7:30 am-10:30 am

Nonstop3h 00m

Austin Bergstrom

Sat 11/1

5:41 pm-8:21 pm

Nonstop2h 40m

$194

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Sat 11/1

2:50 pm-5:40 pm

Nonstop2h 50m

Austin Bergstrom

Sat 11/8

6:15 am-1:30 pm

1 stop7h 15m

$194

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Fri 10/31

5:35 am-10:15 am

1 stop4h 40m

Austin Bergstrom

Mon 11/3

11:40 am-2:10 pm

Nonstop2h 30m

$195

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Thu 11/13

5:55 am-8:40 am

Nonstop2h 45m

Austin Bergstrom

Sat 11/15

6:25 am-8:55 am

Nonstop2h 30m

$198

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/7

Showing 1-10 of 43 results
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Compare providers for flights from Chicago to Austin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Austin in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Austin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 October 3, 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 81 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, June is the cheapest month in which you can book a flight from Chicago to Austin (average of $79). Flying from Chicago to Austin in January is currently the most expensive (average of $186). 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 October 10, 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 11% 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 October 5, 2025.

Travelers seeking maximum savings on their Chicago to Austin flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday mornings 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 October 10, 2025.

The most flights from CHI to AUS are scheduled on a Thursday (42 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

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
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
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

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 October 10, 2025.
See what other customers who have flown with Southwest, United Airlines, and American 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.
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,237 reviews
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,968 reviews
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,043 reviews
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,088 reviews
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,143 reviews
Southwest
8.0
Very good
4,237 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 31 inbound flights from Chicago per day. 5 airlines have flights to Austin Bergstrom from Chicago on a regular basis.

  • How long is the flight from Chicago to Austin?

    Southwest, Frontier, and United Airlines can get you from Chicago to Austin in just under 2h 40m. Your travel time can differ by up to 7h 58m. The distance between Chicago and Austin is about 972 mi. This flight may include one or multiple stops.

  • 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 $71 on this airline. Additional options worth looking into are Spirit Airlines and United Airlines, starting at $86 and $169 round-trip. Frontier is currently priced 76% below the average price you’ll pay for this route.

  • 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: Frontier (100%), Air Canada (84%), United Airlines( 84%).

  • What are the cheapest flights from Chicago to Austin?

    On average you can expect to pay $700 for a flight from Chicago to Austin. The cheapest flight overall is $66 while the most popular route, (Chicago O'Hare Intl - Austin Bergstrom) is currently priced at $114.

  • 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, June is the cheapest month in which you can book a flight from Chicago to Austin (average of $79). Flying from Chicago to Austin in January is currently the most expensive (average of $186). 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 Austin?

Book flights to Austin if you plan to visit one of these locations
Round Rock
San Marcos
Fredericksburg
Cedar Park
Pflugerville
Dripping Springs
Georgetown
Canyon Lake
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.
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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 October 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$71Average$206FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$86Average$276FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$169Average$395FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$169Average$322FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$177Average$342FlexibilityNo cancel feeOn-time63%

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