What airlines fly to Chicago?

American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Chicago from Austin according to our data. American Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 5 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Austin to Chicago?

Flights via Fort Lauderdale (FLL) offer the lowest average round-trip price of $176.

How many flights depart from Austin to Chicago on average per day?

33 flights are operational daily from Austin to Chicago as of December 2025. The most popular departure time for this route is 10:00AM, with 76% of flights per day taking off at noon.

Which airport is the most popular layover for flights between Austin and Chicago?

Denver (DEN) was the most common stop: 86% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Austin to Chicago?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 5h 41m.

What is the cheapest airline that flies from Austin Bergstrom to Chicago?

Spirit Airlines, Southwest, and United Airlines are the most popular carriers operating from Austin Bergstrom to Chicago

How many flights depart from Austin to Chicago on average per week?

As of December 2025, there are 237 flights per week flying from Austin to Chicago. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

Which layover airport has the shortest connection time from Austin to Chicago?

Denver (DEN) has the shortest average layover time for this route: 2h 25m.

When did momondo last update prices for flights from Austin Bergstrom Airport to Chicago?

Prices for flights from Austin Bergstrom Airport to Chicago refresh daily.

How many operators does momondo search for flights from Austin Bergstrom Airport to Chicago?

As of December 2025, there are 4 operators available to choose from for flights from Austin Bergstrom Airport to Chicago.

How old do you have to be to fly from Austin Bergstrom Airport to Chicago?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Austin Bergstrom Airport to Chicago.

What documentation or ID do you need to fly to Chicago?

The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$59 Cheap Flights from Austin to Chicago in 2025/26

Q: What is the typical price of a round-trip flight between Austin and Chicago?

Prices are currently low for flights on this route. Typical prices usually range from $168 to $432. The lowest price recently found on this route was $118.

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Find the cheapest flights from Austin to Chicago

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One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:00 am - 1:57 pm

AUS

ORD

2h 57mnonstop

12:20 pm - 3:19 pm

ORD

AUS

2h 59mnonstop

$118Frontier

Mon, Jan 5 - Mon, Jan 12

11:00 am - 1:57 pm

AUS

ORD

2h 57mnonstop

4:02 pm - 7:01 pm

ORD

AUS

2h 59mnonstop

$119Frontier

Mon, Jan 5 - Thu, Jan 8

5:52 pm - 1:13 pm

AUS

ORD

19h 21m1 stop

4:31 pm - 7:35 pm

ORD

AUS

3h 04mnonstop

$123Multiple Airlines

Mon, Jan 12 - Thu, Jan 15

7:56 pm - 10:46 pm

AUS

ORD

2h 50mnonstop

8:27 pm - 4:04 pm

ORD

AUS

19h 37m1 stop

$124Multiple Airlines

Thu, Jan 8 - Sun, Jan 11

7:56 pm - 10:46 pm

AUS

ORD

2h 50mnonstop

5:50 am - 5:00 pm

ORD

AUS

11h 10m1 stop

$125Frontier

Thu, Jan 8 - Mon, Jan 12

11:30 am - 9:03 pm

AUS

ORD

9h 33m1 stop

4:31 pm - 7:35 pm

ORD

AUS

3h 04mnonstop

$126Multiple Airlines

Fri, Jan 16 - Sun, Jan 18

5:58 pm - 11:25 pm

AUS

MDW

5h 27m1 stop

6:00 am - 5:03 pm

MDW

AUS

11h 03m1 stop

$128Frontier

Fri, Feb 20 - Mon, Feb 23

10:45 am - 1:10 pm

AUS

MDW

2h 25mnonstop

7:55 pm - 10:50 pm

MDW

AUS

2h 55mnonstop

$179Southwest

Wed, Jan 7 - Wed, Jan 14

10:45 am - 1:10 pm

AUS

MDW

2h 25mnonstop

2:20 pm - 5:10 pm

MDW

AUS

2h 50mnonstop

$188Southwest

Mon, Feb 2 - Wed, Feb 4

8:26 pm - 7:52 pm

AUS

RFD

23h 26m2 stops

7:35 pm - 4:54 pm

RFD

AUS

21h 19m1 stop

$1,280Allegiant Air

Sun, Dec 21 - Fri, Dec 26

Spirit Airlines flights from Austin to Chicago

Our best Spirit Airlines deals on Austin to Chicago flight tickets

Spirit Airlines

Feb 2

AUS7:25 amAustin Bergstrom

12h 13m

1 stop

ORD7:38 pmChicago O'Hare Intl

Feb 4

ORD7:20 amChicago O'Hare Intl

14h 15m

1 stop

AUS9:35 pmAustin Bergstrom

$134

Find similar

Spirit Airlines

Feb 1

AUS7:25 amAustin Bergstrom

13h 38m

1 stop

ORD9:03 pmChicago O'Hare Intl

Feb 3

ORD7:20 amChicago O'Hare Intl

14h 15m

1 stop

AUS9:35 pmAustin Bergstrom

$142

Find similar

Spirit Airlines

Jan 7

AUS5:30 amAustin Bergstrom

15h 29m

1 stop

ORD8:59 pmChicago O'Hare Intl

Jan 14

ORD7:20 amChicago O'Hare Intl

14h 15m

1 stop

AUS9:35 pmAustin Bergstrom

$143

Find similar

Frontier flights from Austin to Chicago

Our best Frontier deals on Austin to Chicago flight tickets

Frontier

Jan 5

AUS11:00 amAustin Bergstrom

2h 57m

ORD1:57 pmChicago O'Hare Intl

Jan 12

ORD12:20 pmChicago O'Hare Intl

2h 59m

AUS3:19 pmAustin Bergstrom

$118

Find similar

Frontier

Jan 5

AUS11:00 amAustin Bergstrom

2h 57m

ORD1:57 pmChicago O'Hare Intl

Jan 8

ORD4:02 pmChicago O'Hare Intl

2h 59m

AUS7:01 pmAustin Bergstrom

$119

Find similar

Frontier

Jan 8

AUS7:56 pmAustin Bergstrom

2h 50m

ORD10:46 pmChicago O'Hare Intl

Jan 12

ORD5:50 amChicago O'Hare Intl

11h 10m

1 stop

AUS5:00 pmAustin Bergstrom

$125

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Mon 1/5

11:00 am-1:57 pm

Nonstop2h 57m

Chicago O'Hare Intl

Mon 1/12

12:20 pm-3:19 pm

Nonstop2h 59m

$118

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Mon 1/5

11:00 am-1:57 pm

Nonstop2h 57m

Chicago O'Hare Intl

Thu 1/8

4:02 pm-7:01 pm

Nonstop2h 59m

$119

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Mon 1/12

5:52 pm-1:13 pm

1 stop19h 21m

Chicago O'Hare Intl

Thu 1/15

4:31 pm-7:35 pm

Nonstop3h 04m

$123

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Thu 1/8

7:56 pm-10:46 pm

Nonstop2h 50m

Chicago O'Hare Intl

Sun 1/11

8:27 pm-4:04 pm

1 stop19h 37m

$124

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Thu 1/8

7:56 pm-10:46 pm

Nonstop2h 50m

Chicago O'Hare Intl

Mon 1/12

5:50 am-5:00 pm

1 stop11h 10m

$125

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Fri 1/16

11:30 am-9:03 pm

1 stop9h 33m

Chicago O'Hare Intl

Sun 1/18

4:31 pm-7:35 pm

Nonstop3h 04m

$126

AustinChicago

AUS - MDW

AUSMDW

Austin Bergstrom

Fri 2/20

5:58 pm-11:25 pm

1 stop5h 27m

Chicago Midway

Mon 2/23

6:00 am-5:03 pm

1 stop11h 03m

$128

AustinChicago

AUS - MDW

AUSMDW

Austin Bergstrom

Wed 1/7

10:45 am-1:10 pm

Nonstop2h 25m

Chicago Midway

Wed 1/14

7:55 pm-10:50 pm

Nonstop2h 55m

$179

AustinChicago

AUS - MDW

AUSMDW

Austin Bergstrom

Mon 2/2

10:45 am-1:10 pm

Nonstop2h 25m

Chicago Midway

Wed 2/4

2:20 pm-5:10 pm

Nonstop2h 50m

$188

AustinChicago

AUS - RFD

AUSRFD

Austin Bergstrom

Sun 12/21

8:26 pm-7:52 pm

2 stops23h 26m

Chicago Greater Rockford

Fri 12/26

7:35 pm-4:54 pm

1 stop21h 19m

$1,280

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Austin to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Austin and Chicago?

What is the cheapest month to fly to Chicago?

The month of September is, on average, the cheapest month to fly to Chicago from Austin, with most prices found around $240. If you’re not able to fly to Chicago in September, then April is your next best option. Flight prices from Austin to Chicago during April average around $247.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $360. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Austin to Chicago for around $677.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Austin to Chicago during this time can be as low as $254. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $509.

What is the cheapest Austin Bergstrom to Chicago flight route?

Fly from Austin Bergstrom to Chicago O'Hare Intl for the best Austin Bergstrom - Chicago flight prices

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $296 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Austin for as low as $216 on momondo.

What cabin class options are available on Austin Bergstrom to Chicago flights?

There are 4 cabin classes available to choose from on Austin Bergstrom to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Austin to Chicago flights?

No. A direct flight is the cheapest option for a flight between Austin to Chicago.

How have Austin to Chicago flight prices changed over time?

As of December 2025, prices for Austin to Chicago flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from Austin to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Chicago according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Austin to Chicago (AUS to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Chicago

Best Price Found	$123
Fastest flight time	2h 25m
Direct flights	Every day
Airports in Chicago	2 airports

The best one-way flight to Chicago from Austin in the past 72 hours is $123. The best round-trip flight deal from Austin to Chicago found on momondo in the last 72 hours is $225.

The fastest flight from Austin to Chicago takes 2h 25m

Direct flights go from Austin to Chicago every day.

There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

Search flight deals

How far is Austin Bergstrom to Chicago by plane?
The distance between Austin Bergstrom and Chicago is about 978.1 mi. 2h 25m is a normal flight duration for this route.
When did momondo last update prices for flights from Austin Bergstrom Airport to Chicago?
Prices for flights from Austin Bergstrom Airport to Chicago refresh daily.
How many operators does momondo search for flights from Austin Bergstrom Airport to Chicago?
As of December 2025, there are 4 operators available to choose from for flights from Austin Bergstrom Airport to Chicago.
How old do you have to be to fly from Austin Bergstrom Airport to Chicago?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Austin Bergstrom Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Austin to Chicago?
momondo data reveals that the most frequently booked plane model on the route from Austin to Chicago is Boeing 737-800, representing 25.84% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 13.07%, Airbus A319 at 11.79%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 10.91%.
What is the most popular airline from Austin to Chicago?
Based on momondo bookings for flights between Austin and Chicago, the leading airline is American Airlines, making up 31% of the total bookings. Other popular airlines include Southwest with 27%, Frontier with 24%, and United Airlines with 16%.

Best airlines flying from Austin to Chicago

Compare and see reviews for airlines that fly from Austin to Chicago with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $70	Free Cancellation	Rating 5.8 3,085 reviews	Search Frontier flights
Southwest	PriceFrom $149	Free Cancellation	Rating 7.9 4,252 reviews	Search Southwest flights
American Airlines	PriceFrom $160	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
United Airlines	PriceFrom $187	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights

Southwest Flights From Austin to Chicago
The lowest priced Southwest flight from Austin to Chicago from the last 72 hours was $149. Generally, Southwest has 24 flights on this route every week with an average price of $292. Southwest is rated 7.9/10 by our users.
United Airlines Flights From Austin to Chicago
Across 9,092 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Austin to Chicago about 20 times each week, with ticket deals ranging from $187 to $367. Price data is based on momondo searches in the last 72 hours.

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Hammond

Benton Harbor

Saint Joseph

Portage

Lansing

Schererville

Valparaiso

Crown Point

Munster

Chesterton

Monticello

Porter

Griffith

Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Chicago?

It is quick and easy to find Austin to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from Austin to Chicago with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Austin to Chicago flights to just show those with flexible booking policies.

How can momondo help me find flights from Austin to Chicago?

Once you have performed a search for Austin to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Austin to Chicago right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Austin to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Chicago Midway Airport

Chicago O'Hare Intl Airport

Chicago Greater Rockford Airport

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Flights to Las Vegasfrom $40

Flights to Washington, D.C.from $49

Flights to Bostonfrom $55

Flights to Atlantafrom $49

Flights to Dallasfrom $52

Flights to Seattlefrom $58

Flights to Denverfrom $47

Cheap flights from Austin to Chicago from $59

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Chicago departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Spirit Airlines flights from Austin to Chicago

Our best Spirit Airlines deals on Austin to Chicago flight tickets

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Our best Frontier deals on Austin to Chicago flight tickets

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Use the filters below to find and compare flights from Austin to Chicago that are best for you.

See travel insights to Chicago from

How to get the cheapest flight ticket from Austin to Chicago

What is the typical price of a round-trip flight between Austin and Chicago?

What is the cheapest month to fly to Chicago?

The month of September is, on average, the cheapest month to fly to Chicago from Austin, with most prices found around $240. If you’re not able to fly to Chicago in September, then April is your next best option. Flight prices from Austin to Chicago during April average around $247.

What is the cheapest day to depart on your flight to Chicago?

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Austin to Chicago during this time can be as low as $254. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $509.

What is the cheapest Austin Bergstrom to Chicago flight route?

Fly from Austin Bergstrom to Chicago O'Hare Intl for the best Austin Bergstrom - Chicago flight prices

How far in advance should I book a flight to Chicago?

What cabin class options are available on Austin Bergstrom to Chicago flights?

There are 4 cabin classes available to choose from on Austin Bergstrom to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Austin to Chicago flights?

No. A direct flight is the cheapest option for a flight between Austin to Chicago.

How have Austin to Chicago flight prices changed over time?

As of December 2025, prices for Austin to Chicago flights are approximately 28% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Austin Bergstrom to Chicago?

Spirit Airlines, Southwest, and United Airlines are the most popular carriers operating from Austin Bergstrom to Chicago

What airlines fly to Chicago?

Which airport is the most popular layover for flights between Austin and Chicago?

Denver (DEN) was the most common stop: 86% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Austin to Chicago?

Flights via Fort Lauderdale (FLL) offer the lowest average round-trip price of $176.

Which layover airport has the shortest travel time from Austin to Chicago?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 5h 41m.

Which layover airport has the shortest connection time from Austin to Chicago?

Denver (DEN) has the shortest average layover time for this route: 2h 25m.

How many flights depart from Austin to Chicago on average per day?

33 flights are operational daily from Austin to Chicago as of December 2025. The most popular departure time for this route is 10:00AM, with 76% of flights per day taking off at noon.

How many flights depart from Austin to Chicago on average per week?

As of December 2025, there are 237 flights per week flying from Austin to Chicago. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

When to book flights from Austin to Chicago

Cheap Austin to Chicago (AUS to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Chicago

Best Price Found

Fastest flight time

Direct flights

Airports in Chicago

How far is Austin Bergstrom to Chicago by plane?

When did momondo last update prices for flights from Austin Bergstrom Airport to Chicago?

How many operators does momondo search for flights from Austin Bergstrom Airport to Chicago?

How old do you have to be to fly from Austin Bergstrom Airport to Chicago?

What documentation or ID do you need to fly to Chicago?

What is the most popular plane model from Austin to Chicago?

What is the most popular airline from Austin to Chicago?

Best airlines flying from Austin to Chicago

Compare and see reviews for airlines that fly from Austin to Chicago with momondo

Southwest Flights From Austin to Chicago

United Airlines Flights From Austin to Chicago

Traveling to a place near Chicago?

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Chicago?

Can I find flights from Austin to Chicago with flexible booking policies on momondo?

How can momondo help me find flights from Austin to Chicago?

I’m not ready to book a flight from Austin to Chicago right now. Can momondo alert me if prices change?

An easier way to manage your Chicago trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down