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$72+ Cheap flights from Austin (AUS) to Chicago (CHI)

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.
AUS — CHI
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Find cheap flights from Austin to Chicago with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Austin Bergstrom to Chicago are usually found in September or April, booked 80 days in advance, depart on a Thursday or Friday and return on a Saturday

Find flight deals from Austin to Chicago

Cheapest flights from Austin to Chicago
Explore the most affordable flight options available from Austin to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This Priceline deal was found by Cheapflights users on 10/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3111:15 amAUS - ORD
Nonstop2h 49mFrontier
Mon 11/37:30 amORD - AUS
Nonstop2h 50mFrontier
Deal found 10/23$134
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 12/36:45 amAUS - ORD
2 stops37h 58mFrontier
Sun 12/75:13 pmORD - AUS
Nonstop2h 50mFrontier
Deal found 10/22$135
This Frontier deal was found by Cheapflights users on 10/21. 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 10/3111:15 amAUS - ORD
Nonstop2h 49mFrontier
Sun 11/25:11 amORD - AUS
1 stop6h 55mFrontier
Deal found 10/21$136
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/249:13 pmAUS - ORD
Nonstop2h 45mMultiple Airlines
Thu 12/411:44 amORD - AUS
2 stops10h 01mMultiple Airlines
Deal found 10/22$137
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 10/3111:15 amAUS - ORD
Nonstop2h 49mMultiple Airlines
Mon 11/36:30 pmORD - AUS
2 stops28h 19mMultiple Airlines
Deal found 10/20$138
This Priceline deal was found by Cheapflights users on 10/21. 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.
Fri 11/711:20 amAUS - ORD
Nonstop2h 49mMultiple Airlines
Tue 11/1110:52 amORD - AUS
1 stop11h 57mMultiple Airlines
Deal found 10/21$139
This Frontier deal was found by Cheapflights users on 10/22. 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 11/711:20 amAUS - ORD
Nonstop2h 49mFrontier
Mon 11/107:30 amORD - AUS
Nonstop2h 50mFrontier
Deal found 10/22$142
This Frontier deal was found by Cheapflights users on 10/22. 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 11/203:35 pmAUS - ORD
1 stop8h 35mFrontier
Mon 11/245:19 pmORD - AUS
Nonstop2h 59mFrontier
Deal found 10/22$143
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Thu 12/48:38 pmAUS - MDW
1 stop18h 14mFrontier
Sun 12/142:59 pmMDW - AUS
1 stop18h 24mFrontier
Deal found 10/22$144
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/249:13 pmAUS - ORD
Nonstop2h 45mMultiple Airlines
Tue 11/2510:12 amORD - AUS
1 stop12h 46mMultiple Airlines
Deal found 10/22$144
This Gotogate deal was found by Cheapflights users on 10/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1411:20 amAUS - ORD
Nonstop2h 49mFrontier
Sun 11/166:00 amORD - AUS
1 stop27h 42mFrontier
Deal found 10/20$145
This Frontier deal was found by Cheapflights users on 10/22. 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 11/1011:15 amAUS - ORD
Nonstop2h 49mFrontier
Mon 12/86:11 amORD - AUS
1 stop11h 02mFrontier
Deal found 10/22$146

Cheap flight deals from Austin to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Chicago (CHI). 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 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$134
(Southwest)

One-way from

$72
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$288

Good round-trip deal

$236 or less

Good one-way deal

$153 or less
Provider with most accurate pricing for Austin Bergstrom-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Austin Bergstrom-Chicago (CHI) flights.
Search Deals
From Austin Bergstrom to Chicago (CHI)
Search Deals
One-way flight from Austin Bergstrom to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 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 Austin Bergstrom to Chicago (CHI).
Search Deals
Price to beat on a one-way flight from Austin Bergstrom to Chicago (CHI).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Chicago 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 23, 2025.
Use the filters below to find and compare flights from Austin to Chicago that are best for you.

Fly from

Austin

Fly to

Chicago

Route

Depart

Return

Price

AustinChicago

AUS - MDW

AUSMDW

Austin Bergstrom

Tue 11/11

2:40 pm-5:15 pm

Nonstop2h 35m

Chicago Midway

Sat 11/15

8:25 am-11:15 am

Nonstop2h 50m

$159

AustinChicago

AUS - MDW

AUSMDW

Austin Bergstrom

Wed 12/10

6:15 am-8:50 am

Nonstop2h 35m

Chicago Midway

Thu 12/11

10:50 am-5:25 pm

1 stop6h 35m

$164

AustinChicago

AUS - MDW

AUSMDW

Austin Bergstrom

Fri 10/31

5:00 pm-7:30 pm

Nonstop2h 30m

Chicago Midway

Wed 11/5

2:15 pm-6:20 pm

1 stop4h 05m

$190

AustinChicago

AUS - MDW

AUSMDW

Austin Bergstrom

Sat 12/6

6:15 am-1:20 pm

1 stop7h 05m

Chicago Midway

Sun 12/7

8:25 am-11:15 am

Nonstop2h 50m

$196

AustinChicago

AUS - MDW

AUSMDW

Austin Bergstrom

Mon 12/15

5:30 am-12:34 pm

1 stop7h 04m

Chicago Midway

Thu 12/18

9:34 am-2:50 pm

1 stop5h 16m

$197

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Wed 12/3

6:15 am-11:40 am

1 stop5h 25m

Chicago O'Hare Intl

Sat 12/6

6:45 am-12:37 pm

1 stop5h 52m

$197

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Thu 12/25

10:55 am-4:20 pm

1 stop5h 25m

Chicago O'Hare Intl

Thu 1/1

6:35 am-11:57 am

1 stop5h 22m

$197

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Fri 12/5

6:27 pm-12:01 am

1 stop5h 34m

Chicago O'Hare Intl

Mon 12/8

8:50 am-5:20 pm

1 stop8h 30m

$197

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Sat 12/6

12:20 pm-6:43 pm

1 stop6h 23m

Chicago O'Hare Intl

Mon 12/8

9:49 am-3:54 pm

1 stop6h 05m

$197

AustinChicago

AUS - MDW

AUSMDW

Austin Bergstrom

Tue 11/11

5:50 am-12:30 pm

2 stops6h 40m

Chicago Midway

Wed 11/12

8:20 pm-11:05 pm

Nonstop2h 45m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 54 results
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2
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6

Compare providers for flights from Austin to Chicago

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 Austin to Chicago in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star

*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 Austin-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Austin-Chicago 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 Austin-Chicago 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 Austin to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Austin 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 Austin to Chicago

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

Use this chart to determine the optimal time to book a round-trip flight from Austin to Chicago. Price data was last updated on October 17, 2025.

The price you pay for your flight from Austin to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 80 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 Austin to Chicago?

Currently, March is the cheapest month in which you can book a flight from Austin to Chicago (average of $59). Flying from Austin to Chicago 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 AUS to CHI?

Find hourly flight availability from Austin to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

One of the essential ways to save on airfare from Austin to Chicago is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 43% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Austin to Chicago. Price data was last updated on October 19, 2025.

Travelers seeking maximum savings on their Austin to Chicago flight should consider departing on Wednesday evenings 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 Austin to Chicago

Explore weekly flight availability from Austin to Chicago. 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 23, 2025.

The most flights from AUS to CHI are scheduled on a Monday (47 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (12 on average).

The best insider tips for Austin to Chicago 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 Austin to Chicago trip
Airports
AUS

Expect long lines at AUS, especially during morning rush hours. Arrive early to avoid missing your flight.

Read more about AUSby Ramsey Qubein
ORD

Taking the 'L' train from ORD to downtown Chicago is often faster than driving due to traffic.

Read more about ORDby Ramsey Qubein
MDW

The Orange Line train connects MDW to downtown Chicago in under 30 minutes, offering a convenient and affordable option.

Read more about MDWby 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 Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated October 23, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Austin to Chicago to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,236 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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.
Southwest
8.0
Very good
4,236 reviews
Southwest
8.0
Very good
4,236 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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.
United Airlines
7.4
Good
8,995 reviews
Southwest
8.0
Very good
4,236 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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.
American Airlines
7.2
Good
11,033 reviews
Southwest
8.0
Very good
4,236 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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.
Spirit Airlines
6.3
Okay
8,104 reviews
Southwest
8.0
Very good
4,236 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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.
Frontier
5.8
Fair
3,128 reviews
Southwest
8.0
Very good
4,236 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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 Austin to Chicago. 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 from for flights from Austin to Chicago?

    If you book a flight to Chicago from Austin, you will be flying from Austin Bergstrom, which is the city’s only airport. Austin Bergstrom (AUS) is located 7.5 mi from the center of Austin. There are 35 flights from Austin Bergstrom to Chicago per day from 4 different airlines.

  • How long is the flight from Austin to Chicago?

    Airlines like Southwest and Delta fly from Austin to Chicago in about 2h 35m. The time it takes to get you to your destination can typically vary by up to 4h 29m. The distance between Austin and Chicago is about 972 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Austin to Chicago round-trip from $74. Other airlines that can offer you cheap pricing are American Airlines, from $137, and Southwest, from $159. These flights start at 75% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $72 on United Airlines. Other airlines that offer cheap prices include Southwest from $76 and Spirit Airlines from $77 one-way.

  • What are the most popular routes from Austin to Chicago?

    The most popular flight routes from Austin to Chicago are Austin Bergstrom - Chicago O'Hare Intl, Austin Bergstrom - Chicago Midway and Austin Bergstrom - Chicago Greater Rockford.

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

    No one likes to see their flight delayed. When booking a flight from Austin to Chicago consider choosing ANA (92%), Japan Airlines (87%) or Southwest (85%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Austin to Chicago?

    Looking at all options, your cheapest flight can be booked for $83. While the most popular route (Austin Bergstrom - Chicago O'Hare Intl) can be booked for $93 on average, our data indicates $920 when flying from Austin to Chicago.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Austin to Chicago 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 Austin to Chicago?

    Currently, March is the cheapest month in which you can book a flight from Austin to Chicago (average of $59). Flying from Austin to Chicago 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 Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Lansing
Hammond
Porter
Benton Harbor

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Alternative routes for Austin to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Austin to Chicago

Discover the top 4 airlines that operate flights from Austin to Chicago. 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 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$74Average$242FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$137Average$315FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$159Average$318FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$195Average$387FlexibilityNo cancel feeOn-time69%

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