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$63+ 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — AUS
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Find cheap flights from Chicago to Austin with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Chicago to Austin Bergstrom are usually found in January or July, booked 83 days in advance, depart on a Saturday or Friday and return on a Thursday

Cheap 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 March 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/6. 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 4/209:00 am
ORD
-
AUS
Nonstop3h 21m
Frontier
Mon 4/275:53 pm
AUS
-
ORD
1 stop23h 07m
Frontier
Deal found 3/6$124
This Super.com deal was found by Cheapflights users on 3/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/93:50 pm
ORD
-
AUS
Nonstop3h 21m
Frontier
Thu 4/168:19 pm
AUS
-
ORD
Nonstop2h 52m
Frontier
Deal found 3/5$126
This Kiwi.com deal was found by Cheapflights users on 3/5. 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.
Wed 4/296:08 pm
ORD
-
AUS
1 stop22h 37m
Frontier
Mon 5/111:04 pm
AUS
-
ORD
Nonstop2h 52m
Frontier
Deal found 3/5$127
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mon 4/64:36 pm
ORD
-
AUS
1 stop7h 48m
Multiple Airlines
Thu 4/168:19 pm
AUS
-
ORD
Nonstop2h 52m
Multiple Airlines
Deal found 3/9$128
This Frontier deal was found by Cheapflights users on 3/5. 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 5/49:00 am
ORD
-
AUS
Nonstop3h 21m
Frontier
Thu 5/71:04 pm
AUS
-
ORD
Nonstop2h 52m
Frontier
Deal found 3/5$131
This Trip.com deal was found by Cheapflights users on 3/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/38:58 pm
ORD
-
AUS
1 stop22h 46m
Frontier
Thu 5/71:04 pm
AUS
-
ORD
Nonstop2h 52m
Frontier
Deal found 3/5$132
This Frontier deal was found by Cheapflights users on 3/5. 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 5/75:01 am
ORD
-
AUS
1 stop11h 44m
Frontier
Mon 5/111:04 pm
AUS
-
ORD
Nonstop2h 52m
Frontier
Deal found 3/5$134
This CheapOair deal was found by Cheapflights users on 3/5. 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 5/79:03 am
ORD
-
AUS
Nonstop3h 06m
Frontier
Sat 5/97:30 am
AUS
-
ORD
1 stop26h 20m
Frontier
Deal found 3/5$135
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Fri 4/106:00 pm
ORD
-
AUS
Nonstop3h 21m
Frontier
Thu 4/168:19 pm
AUS
-
ORD
Nonstop2h 52m
Frontier
Deal found 3/9$136
This Super.com deal was found by Cheapflights users on 3/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:58 pm
ORD
-
AUS
1 stop22h 46m
Frontier
Thu 5/71:04 pm
AUS
-
ORD
Nonstop2h 52m
Frontier
Deal found 3/8$139
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Tue 3/177:41 pm
ORD
-
AUS
1 stop19h 35m
Frontier
Thu 3/1910:03 pm
AUS
-
ORD
Nonstop2h 46m
Frontier
Deal found 3/6$140
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Tue 3/176:00 am
MDW
-
AUS
1 stop9h 16m
Multiple Airlines
Tue 3/246:12 am
AUS
-
MDW
2 stops14h 42m
Multiple Airlines
Deal found 3/6$159

Find 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$124
(Kiwi.com)

One-way from

$63
(Super.com)

Popular in

December

Cheapest in

January

Average price

$309

Good round-trip deal

$233 or less

Good one-way deal

$132 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
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 10, 2026.
Use the filters below to find and compare flights from Chicago to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Sun 4/19

8:00 am-10:45 am

Nonstop2h 45m

Austin Bergstrom

Tue 4/21

5:00 pm-7:35 pm

Nonstop2h 35m

$217

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Tue 4/21

7:10 am-12:44 pm

1 stop5h 34m

Austin Bergstrom

Sat 4/25

6:15 am-11:34 am

1 stop5h 19m

$218

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Thu 4/30

9:30 pm-12:10 am

Nonstop2h 40m

Austin Bergstrom

Sun 5/3

8:05 pm-12:50 am

1 stop4h 45m

$227

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Wed 5/6

8:15 am-4:00 pm

1 stop7h 45m

Austin Bergstrom

Sun 5/10

5:15 am-1:01 pm

1 stop7h 46m

$237

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Wed 4/15

1:36 pm-7:12 pm

1 stop5h 36m

Austin Bergstrom

Wed 4/22

8:00 am-4:18 pm

1 stop8h 18m

$237

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Fri 4/17

5:53 pm-12:17 am

1 stop6h 24m

Austin Bergstrom

Mon 4/20

12:31 pm-6:35 pm

1 stop6h 04m

$237

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Wed 4/1

8:40 pm-11:30 pm

Nonstop2h 50m

Austin Bergstrom

Wed 4/15

7:20 am-9:45 am

Nonstop2h 25m

$238

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Fri 4/10

5:59 pm-12:20 am

1 stop6h 21m

Austin Bergstrom

Sat 5/9

1:31 pm-9:53 pm

1 stop8h 22m

$238

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Sat 5/9

10:30 am-4:20 pm

2 stops5h 50m

Austin Bergstrom

Sun 5/10

5:20 am-10:00 am

1 stop4h 40m

$242

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Thu 4/23

6:15 pm-12:10 am

1 stop5h 55m

Austin Bergstrom

Sun 4/26

8:55 pm-9:45 am

1 stop12h 50m

$242

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 46 resultsSorted by cheapest first
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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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
Super.comPrice Accuracy-Trust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 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 March 6, 2026.

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 83 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 $59). Flying from Chicago to Austin in September is currently the most expensive (average of $154). 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 March 10, 2026.

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 in the afternoon 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 February 21, 2026.

Travelers seeking maximum savings on their Chicago to Austin flight should consider departing on Monday afternoons when fares are most often at their lowest. Monday evenings 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 March 10, 2026.

The most flights from CHI to AUS are scheduled on a Sunday (35 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

How often are flights from Chicago to Austin delayed?

About 20% of weekly flights between Chicago and Austin have experienced delays in the past year, with the average delay time being 139 minutes.

What is the most punctual flight time for Chicago to Austin flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Chicago to Austin flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

The best insider tips for Chicago to Austin flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago to Austin trip
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on ORD, MDW and AUS

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 March 10, 2026.
See what other customers who have flown with Southwest,United Airlines, andAmerican 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
4,317 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

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
4,317 reviews
Southwest
8.0
Very good
4,317 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

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
9,409 reviews
Southwest
8.0
Very good
4,317 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

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
7.1
Good
11,414 reviews
Southwest
8.0
Very good
4,317 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

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
8,513 reviews
Southwest
8.0
Very good
4,317 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

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
5.7
Fair
3,033 reviews
Southwest
8.0
Very good
4,317 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

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 22 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 and Delta can get you from Chicago to Austin in just under 2h 45m. Your travel time can differ by up to 2h 49m. 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 Spirit Airlines. Our recent data shows that you can find tickets from as low as $57 on this airline. Additional options worth looking into are Frontier and United Airlines, starting at $59 and $155 round-trip. Spirit Airlines is currently priced 78% below the average price you’ll pay for this route.

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

    $39 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 American Airlines, with prices starting from $80 and $84, 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: Aer Lingus (89%), Air Canada (85%), United Airlines( 84%).

  • What are the cheapest flights from Chicago to Austin?

    On average you can expect to pay $555 for a flight from Chicago to Austin. The cheapest flight overall is $79 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 $59). Flying from Chicago to Austin in September is currently the most expensive (average of $154). 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
Cedar Park
San Marcos
Fredericksburg
Round Rock
Georgetown
Bastrop
Pflugerville
Dripping Springs
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.
O'Hare Intl to Dallas/Fort Worth flights
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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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$57Average$237FlexibilityNo cancel feeOn-time65%
FrontierCheapest$59Average$239FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$155Average$336FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$159Average$292FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$167Average$323FlexibilityNo cancel feeOn-time71%

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