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$48+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — AUS
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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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 July or August, booked 81 days in advance, depart on a Saturday or Tuesday 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 December 26, 2025.

This United Airlines deal was found by Cheapflights users on 12/24. 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.
Wed 12/317:40 pmORD - AUS
Nonstop3h 08mUnited Airlines
Thu 1/16:45 amAUS - ORD
Nonstop2h 51mUnited Airlines
Deal found 12/24$229
This CheapOair deal was found by Cheapflights users on 12/24. 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.
Wed 12/317:00 amORD - AUS
1 stop17h 14mFrontier
Mon 1/52:44 pmAUS - ORD
1 stop9h 28mFrontier
Deal found 12/24$235
This Kiwi.com deal was found by Cheapflights users on 12/24. 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 12/317:00 amORD - AUS
1 stop17h 14mFrontier
Thu 1/111:13 amAUS - ORD
1 stop9h 10mFrontier
Deal found 12/24$271
This Frontier deal was found by Cheapflights users on 12/24. 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.
Sat 12/276:10 amORD - AUS
1 stop11h 05mFrontier
Fri 1/97:56 pmAUS - ORD
Nonstop2h 50mFrontier
Deal found 12/24$320
This Frontier deal was found by Cheapflights users on 12/23. 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.
Sat 12/276:10 amORD - AUS
1 stop11h 05mFrontier
Mon 1/52:44 pmAUS - ORD
1 stop9h 28mFrontier
Deal found 12/23$338
This Frontier deal was found by Cheapflights users on 12/23. 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.
Sat 12/276:10 amORD - AUS
1 stop11h 05mFrontier
Thu 1/111:13 amAUS - ORD
1 stop9h 10mFrontier
Deal found 12/23$342
This Orbitz deal was found by Cheapflights users on 12/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amORD - AUS
1 stop11h 15mFrontier
Mon 1/52:44 pmAUS - ORD
1 stop9h 28mFrontier
Deal found 12/25$348
This Expedia deal was found by Cheapflights users on 12/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:12 amMDW - AUS
1 stop11h 03mFrontier
Sun 12/289:03 amAUS - MDW
1 stop12h 01mFrontier
Deal found 12/23$447
This Expedia deal was found by Cheapflights users on 12/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:15 amMDW - AUS
1 stop8h 55mFrontier
Tue 12/309:03 amAUS - MDW
1 stop12h 55mFrontier
Deal found 12/24$467
This Expedia deal was found by Cheapflights users on 12/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:15 amMDW - AUS
1 stop8h 55mFrontier
Thu 1/19:03 amAUS - MDW
1 stop12h 55mFrontier
Deal found 12/23$522
This Southwest deal was found by Cheapflights users on 12/24. 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.
Thu 12/258:20 pmMDW - AUS
Nonstop2h 45mSouthwest
Thu 1/111:40 amAUS - MDW
Nonstop2h 30mSouthwest
Deal found 12/24$564
This Southwest deal was found by Cheapflights users on 12/23. 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.
Fri 12/267:55 amMDW - AUS
2 stops5h 20mSouthwest
Thu 1/19:30 amAUS - MDW
1 stop4h 55mSouthwest
Deal found 12/23$585

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 December 26, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$87
(Super.com)

One-way from

$48
(Booking.com)

Popular in

December

Cheapest in

July

Average price

$362

Good round-trip deal

$149 or less

Good one-way deal

$90 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. 8% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 26, 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

Sun 1/25

7:00 am-10:04 am

Nonstop3h 04m

Austin Bergstrom

Thu 1/29

11:59 am-2:45 pm

Nonstop2h 46m

$87

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Fri 1/16

8:43 pm-10:34 am

1 stop13h 51m

Austin Bergstrom

Sat 1/31

11:30 am-9:03 pm

1 stop9h 33m

$142

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Thu 2/26

8:16 pm-10:29 am

1 stop14h 13m

Austin Bergstrom

Sun 3/1

11:34 am-11:47 pm

1 stop12h 13m

$172

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Sat 1/17

12:45 pm-3:46 pm

Nonstop3h 01m

Austin Bergstrom

Sat 1/31

9:50 am-12:41 pm

Nonstop2h 51m

$179

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Tue 1/20

8:10 am-11:05 am

Nonstop2h 55m

Austin Bergstrom

Fri 1/23

2:00 pm-4:30 pm

Nonstop2h 30m

$188

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Tue 1/20

7:40 pm-10:47 pm

Nonstop3h 07m

Austin Bergstrom

Fri 1/23

6:30 am-9:20 am

Nonstop2h 50m

$188

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Tue 3/17

9:04 am-12:05 pm

Nonstop3h 01m

Austin Bergstrom

Tue 3/24

9:00 am-11:47 am

Nonstop2h 47m

$191

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Wed 2/11

12:46 pm-7:45 pm

1 stop6h 59m

Austin Bergstrom

Wed 2/18

12:34 pm-5:45 pm

1 stop5h 11m

$199

ChicagoAustin

MDW - AUS

MDWAUS

Chicago Midway

Wed 2/11

6:14 pm-12:20 am

1 stop6h 06m

Austin Bergstrom

Tue 2/17

12:34 pm-5:45 pm

1 stop5h 11m

$199

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Fri 2/20

10:41 am-1:37 pm

Nonstop2h 56m

Austin Bergstrom

Sat 2/28

11:05 am-1:50 pm

Nonstop2h 45m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Showing 1-10 of 42 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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 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 CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Chicago-Austin flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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 December 19, 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, January is the cheapest month in which you can book a flight from Chicago to Austin (average of $74). 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 December 26, 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 6% 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 December 20, 2025.

Travelers seeking maximum savings on their Chicago to Austin flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon 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 December 26, 2025.

The most flights from CHI to AUS are scheduled on a Friday (35 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

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

How often are flights from Chicago to Austin delayed?

About 18% of weekly flights between Chicago and Austin have experienced delays in the past year, with the average delay time being 133 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 Wednesday 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 15% 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
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 December 26, 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
4,258 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

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
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

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
9,115 reviews
Southwest
8.0
Very good
4,258 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

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
7.2
Good
11,064 reviews
Southwest
8.0
Very good
4,258 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

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
5.8
Fair
3,070 reviews
Southwest
8.0
Very good
4,258 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

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 28 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?

    Frontier, Spirit Airlines, and United Airlines can get you from Chicago to Austin in just under 3h 01m. Your travel time can differ by up to 10h 50m. The distance between Chicago and Austin is about 978 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 $59 on this airline. Additional options worth looking into are Spirit Airlines and United Airlines, starting at $86 and $150 round-trip. Frontier is currently priced 79% below the average price you’ll pay for this route.

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

    $42 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 (83%), Southwest (77%), Qatar Airways( 76%).

  • What are the cheapest flights from Chicago to Austin?

    On average you can expect to pay $462 for a flight from Chicago to Austin. The cheapest flight overall is $40 while the most popular route, (Chicago O'Hare Intl - Austin Bergstrom) is currently priced at $98.

  • 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 $74). 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
Round Rock
San Marcos
Georgetown
Pflugerville
Dripping Springs
Fredericksburg
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 December 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$67Average$242FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$86Average$262FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$156Average$348FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$168Average$304FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$169Average$320FlexibilityNo cancel feeOn-time63%

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