What are the cheapest airlines flying from Austin to Chicago O'Hare Intl Airport round-trip?

Our cheapest airline available from Austin to Chicago O'Hare Intl Airport is Frontier. Our recent data shows that you can find tickets from as low as $165 on this airline. Additional options worth looking into are Spirit Airlines and American Airlines, starting at $182 and $191 round-trip. These flights start at 50% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Austin to Chicago O'Hare Intl Airport one-way?

One-way options have recently been found by users for as low as $81 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $90 and American Airlines from $95 one-way.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

What are the cheapest flights from Austin to Chicago O'Hare Intl Airport?

Looking for the cheapest flight from Austin to Chicago O'Hare Intl Airport? While on average our users pay $1,282, our data indicates the cheapest price to be $84. The most popular route (Austin Bergstrom - Chicago O'Hare Intl), is priced around $144.

What are the most reliable airlines from Austin to Chicago O'Hare Intl Airport?

Consider SkyWest Airlines (100%), Envoy Air (92%) or Aer Lingus (89%) when booking your flight. These represent the most reliable airlines when flying from Austin to Chicago O'Hare Intl Airport.

What are the most popular airlines that fly from Austin to Chicago O'Hare Intl Airport?

Before booking your flight from Austin to Chicago O'Hare Intl Airport check out the most popular airlines for this route: American Airlines, Frontier or Spirit Airlines.

What is the cheapest day to fly round-trip from Austin to Chicago O'Hare Intl Airport?

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 107% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Austin to Chicago O'Hare Intl Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 59 days in advance, which can save you up to 157% on flights from Austin to Chicago O'Hare Intl Airport compared to booking the week you need them. Waiting 59 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $290. For sooner than that we have options available in the next 3 days from $700.

What is the cheapest month to fly from Austin to Chicago O'Hare Intl Airport?

Flights from Austin to Chicago O'Hare Intl Airport lean towards being more expensive in December. Prices are generally better when you fly from Austin to Chicago O'Hare Intl Airport in April, with the cheapest ticket starting at $122.

What airport do you fly from for flights from Austin to Chicago O'Hare Intl?

Austin Bergstrom (AUS), located 7.5 mi from the city center, is the airport you fly out of when you book flights from Austin to Chicago O'Hare Intl. 5 airlines have flights from Austin Bergstrom to Chicago O'Hare Intl on a regular basis. Booking flights from Austin Bergstrom to Chicago O'Hare Intl should not be difficult; the airport handles an average of 19 outbound flights to Chicago O'Hare Intl per day.

Can I find deals for flights from Austin to O'Hare Intl that include hotel bookings?

Yes. In addition to deals on Austin to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Austin to O'Hare Intl?

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

Can I find deals for business class flights from Austin to O'Hare Intl?

Yes. Cheapflights offers flight deals from Austin to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$80+ Flights from Austin to Chicago O'Hare Intl Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Austin to O'Hare Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Austin Bergstrom to Chicago O'Hare Intl are usually found in April or May, booked 35 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Austin to O'Hare Intl

Round-trip from	$165 (FlightHub)
One-way from	$81 (Kiwi.com)
Popular in	December
Cheapest in	April
Average price	$306
Good round-trip deal	$264 or less
Good one-way deal	$134 or less

From Austin Bergstrom to Chicago O'Hare Intl

Search Deals

One-way flight from Austin Bergstrom to Chicago O'Hare Intl

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($64 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from Austin Bergstrom to Chicago O'Hare Intl.

Search Deals

Price to beat on a one-way flight from Austin Bergstrom to Chicago O'Hare Intl.

Search Deals

Find flight deals from Austin to O'Hare Intl

Cheapest flights from Austin to O'Hare Intl
Explore the most affordable flight options available from Austin to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Fri 7/255:31 pmAUS - ORD

1 stop6h 51mFrontier

Fri 8/296:10 amORD - AUS

Nonstop3h 08mFrontier

Deal found 6/30

$165

Sun 8/175:31 pmAUS - ORD

1 stop6h 51mMultiple Airlines

Tue 8/1911:36 amORD - AUS

1 stop9h 09mMultiple Airlines

Deal found 6/30

$169

Tue 8/197:15 amAUS - ORD

1 stop11h 52mSpirit Airlines

Thu 8/2111:36 amORD - AUS

1 stop13h 23mSpirit Airlines

Deal found 7/1

$182

Thu 12/47:58 amAUS - ORD

Nonstop2h 47mAmerican Airlines

Mon 12/88:40 pmORD - AUS

Nonstop3h 06mAmerican Airlines

Deal found 7/1

$191

Tue 7/291:40 pmAUS - ORD

Nonstop2h 45mSouthwest

Tue 8/51:50 pmORD - AUS

2 stops9h 15mSouthwest

Deal found 6/29

$206

Best flights from Austin to O'Hare Intl
Discover carefully curated flight deals from Austin to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Fri 7/255:31 pmAUS - ORD

1 stop6h 51mFrontier

Fri 8/296:10 amORD - AUS

Nonstop3h 08mFrontier

Deal found 6/30

$165

Sun 8/175:31 pmAUS - ORD

1 stop6h 51mMultiple Airlines

Tue 8/1911:36 amORD - AUS

1 stop9h 09mMultiple Airlines

Deal found 6/30

$169

Tue 8/197:15 amAUS - ORD

1 stop11h 52mSpirit Airlines

Thu 8/2111:36 amORD - AUS

1 stop13h 23mSpirit Airlines

Deal found 7/1

$182

Thu 12/47:58 amAUS - ORD

Nonstop2h 47mAmerican Airlines

Mon 12/88:40 pmORD - AUS

Nonstop3h 06mAmerican Airlines

Deal found 7/1

$191

Tue 7/291:40 pmAUS - ORD

Nonstop2h 45mSouthwest

Tue 8/51:50 pmORD - AUS

2 stops9h 15mSouthwest

Deal found 6/29

$206

Last-minute flights from Austin to O'Hare Intl
Discover last-minute flight deals from Austin to O'Hare Intl. Data last updated July 1, 2025 and is based on user searches.

Thu 7/106:48 pmAUS - ORD

Nonstop2h 54mFrontier

Thu 7/312:54 pmORD - AUS

Nonstop3h 09mFrontier

Deal found 6/30

$167

Fri 7/114:34 pmAUS - ORD

1 stop13h 29mMultiple Airlines

Thu 7/245:01 amORD - AUS

1 stop11h 45mMultiple Airlines

Deal found 6/28

$173

Fri 7/114:34 pmAUS - ORD

1 stop13h 29mSpirit Airlines

Mon 7/1410:00 amORD - AUS

1 stop9h 27mSpirit Airlines

Deal found 6/30

$227

Wed 7/166:33 pmAUS - ORD

Nonstop2h 51mAmerican Airlines

Wed 7/239:14 pmORD - AUS

Nonstop2h 44mAmerican Airlines

Deal found 6/30

$214

Fri 7/255:31 pmAUS - ORD

1 stop6h 51mFrontier

Fri 8/296:10 amORD - AUS

Nonstop3h 08mFrontier

Deal found 6/30

$165

Tue 7/291:40 pmAUS - ORD

Nonstop2h 45mSouthwest

Tue 8/51:50 pmORD - AUS

2 stops9h 15mSouthwest

Deal found 6/29

$206

Tue 7/296:03 pmAUS - ORD

1 stop4h 48mDelta

Wed 8/66:00 amORD - AUS

1 stop6h 44mDelta

Deal found 6/29

$217

One-way flights from Austin to O'Hare Intl
Search for one-way flight options from Austin to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated July 1, 2025.

Thu 7/315:31 pmAUS - ORD

1 stop6h 51mFrontier

Deal found 7/1

$81

Mon 9/156:00 amAUS - ORD

1 stop11h 39mSpirit Airlines

Deal found 6/29

$90

Sat 7/266:00 amAUS - ORD

Nonstop2h 50mAmerican Airlines

Deal found 6/30

$95

Sat 8/2310:00 amAUS - ORD

Nonstop2h 55mUnited Airlines

Deal found 6/29

$96

Sat 8/2310:45 amAUS - ORD

1 stop8h 24mDelta

Deal found 6/30

$109

Wed 9/171:00 pmAUS - ORD

2 stops10h 05mSouthwest

Deal found 6/30

$111

Sun 8/107:28 pmAUS - ORD

2 stops26h 02mMultiple Airlines

Deal found 6/30

$128

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Fri 7/25

5:31 pm-12:22 am

1 stop6h 51m

Chicago O'Hare Intl

Fri 8/29

6:10 am-9:18 am

Nonstop3h 08m

$165

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Sun 8/17

5:31 pm-12:22 am

1 stop6h 51m

Chicago O'Hare Intl

Tue 8/19

11:36 am-8:45 pm

1 stop9h 09m

$169

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Tue 8/19

7:15 am-7:07 pm

1 stop11h 52m

Chicago O'Hare Intl

Thu 8/21

11:36 am-12:59 am

1 stop13h 23m

$182

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Thu 12/4

7:58 am-10:45 am

Nonstop2h 47m

Chicago O'Hare Intl

Mon 12/8

8:40 pm-11:46 pm

Nonstop3h 06m

$191

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Tue 7/29

1:40 pm-4:25 pm

Nonstop2h 45m

Chicago O'Hare Intl

Tue 8/5

1:50 pm-11:05 pm

2 stops9h 15m

$206

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Thu 10/30

5:56 pm-11:59 pm

1 stop6h 03m

$80

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Wed 12/3

4:46 pm-7:32 pm

Nonstop2h 46m

$85

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Mon 9/15

6:00 am-5:39 pm

1 stop11h 39m

$90

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Sat 8/23

10:00 am-12:55 pm

Nonstop2h 55m

$96

AustinChicago

AUS - ORD

AUSORD

Austin Bergstrom

Sat 8/23

10:45 am-7:09 pm

1 stop8h 24m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 12 results

The best insider tips for Austin to Chicago O'Hare Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Austin to Chicago O'Hare Intl Airport trip

Airports

AUS

Expect long lines at AUS; arrive early to avoid missing your flight. Self-checkout options help speed up shopping.

ORD

For a quick city transfer, take the 'L' train from ORD to downtown Chicago, avoiding traffic delays.

Our travel experts

Ramsey Qubein

Expert on ORD and AUS

Best time to book a flight from Austin to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

How far ahead should I book a flight from Austin to Chicago O'Hare Intl Airport?

The price you pay for your flight from Austin to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 35 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 O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Austin to Chicago O'Hare Intl Airport (average of $245). Flying from Austin to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 ORD?

It’s optimal to fly from Austin to Chicago O'Hare Intl Airport in the evening. By choosing this option you can save up to 53% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Austin to Chicago O'Hare Intl Airport?

Travelers seeking maximum savings on their Austin to Chicago O'Hare Intl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Austin to Chicago O'Hare Intl Airport

The most flights from AUS to ORD are scheduled on a Monday (33 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing O'Hare Intl

Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Austin to Chicago O'Hare Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,273 reviews

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

4,273 reviews

Southwest

8.0

Very good

4,273 reviews

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.

Delta

8.0

Very good

7,973 reviews

Southwest

8.0

Very good

4,273 reviews

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

8,852 reviews

Southwest

8.0

Very good

4,273 reviews

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

10,000 reviews

Southwest

8.0

Very good

4,273 reviews

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

8,101 reviews

Southwest

8.0

Very good

4,273 reviews

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

What airport do you fly from for flights from Austin to Chicago O'Hare Intl?
Austin Bergstrom (AUS), located 7.5 mi from the city center, is the airport you fly out of when you book flights from Austin to Chicago O'Hare Intl. 5 airlines have flights from Austin Bergstrom to Chicago O'Hare Intl on a regular basis. Booking flights from Austin Bergstrom to Chicago O'Hare Intl should not be difficult; the airport handles an average of 19 outbound flights to Chicago O'Hare Intl per day.
What are the cheapest airlines flying from Austin to Chicago O'Hare Intl Airport round-trip?
Our cheapest airline available from Austin to Chicago O'Hare Intl Airport is Frontier. Our recent data shows that you can find tickets from as low as $165 on this airline. Additional options worth looking into are Spirit Airlines and American Airlines, starting at $182 and $191 round-trip. These flights start at 50% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Austin to Chicago O'Hare Intl Airport one-way?
One-way options have recently been found by users for as low as $81 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $90 and American Airlines from $95 one-way.
What are the most reliable airlines from Austin to Chicago O'Hare Intl Airport?
Consider SkyWest Airlines (100%), Envoy Air (92%) or Aer Lingus (89%) when booking your flight. These represent the most reliable airlines when flying from Austin to Chicago O'Hare Intl Airport.
What are the cheapest flights from Austin to Chicago O'Hare Intl Airport?
Looking for the cheapest flight from Austin to Chicago O'Hare Intl Airport? While on average our users pay $1,282, our data indicates the cheapest price to be $84. The most popular route (Austin Bergstrom - Chicago O'Hare Intl), is priced around $144.
Can I find deals for flights from Austin to O'Hare Intl that include hotel bookings?
Yes. In addition to deals on Austin to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Austin to O'Hare Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to O'Hare Intl.
Can I find deals for business class flights from Austin to O'Hare Intl?
Yes. Cheapflights offers flight deals from Austin to O'Hare Intl 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 O'Hare Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Austin to Chicago O'Hare Intl Airport (average of $245). Flying from Austin to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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

Schaumburg

Hoffman Estates

Rosemont

Beloit

Elgin

Skokie

Arlington Heights

Naperville

Orland Park

Elk Grove Village

Racine

Rockford

Tinley Park

Merrillville

Bridgeview

Glenview

Des Plaines

Lake Geneva

Gurnee

Joliet

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Austin to O'Hare Intl

Dallas/Fort Worth to O'Hare Intl flights

Dallas/Fort Worth to Midway flights

Hobby to O'Hare Intl flights

George Bush Intcntl to O'Hare Intl flights

Love Field to O'Hare Intl flights

Hobby to Midway flights

Love Field to Midway flights

San Antonio to O'Hare Intl flights

Austin to Midway flights

George Bush Intcntl to Midway flights

San Antonio to Midway flights

El Paso to O'Hare Intl flights

Corpus Christi to O'Hare Intl flights

El Paso to Midway flights

McAllen to O'Hare Intl flights

Harlingen to O'Hare Intl flights

Austin to Rockford flights

Midland to O'Hare Intl flights

Lubbock to O'Hare Intl flights

McAllen to Midway flights

Laredo to O'Hare Intl flights

Brownsville to O'Hare Intl flights

San Antonio to Rockford flights

Amarillo to O'Hare Intl flights

Killeen to O'Hare Intl flights

Hobby to Rockford flights

College Station to O'Hare Intl flights

Longview to O'Hare Intl flights

Waco to O'Hare Intl flights

Texarkana to O'Hare Intl flights

Other flights to O'Hare Intl

New Haven to O'Hare Intl flights

Myrtle Beach to O'Hare Intl flights

Atlanta to O'Hare Intl flights

Las Vegas to O'Hare Intl flights

Fort Myers to O'Hare Intl flights

Nashville to O'Hare Intl flights

Chicago O'Hare Intl Airport to Grand Rapids flights

Chicago O'Hare Intl Airport to Myrtle Beach flights

Chicago O'Hare Intl Airport to Burlington, Iowa flights

Chicago O'Hare Intl Airport to St. Louis flights

Chicago O'Hare Intl Airport to Las Vegas flights

Chicago O'Hare Intl Airport to Nashville flights

Chicago O'Hare Intl Airport to Newark Airport flights

Chicago O'Hare Intl Airport to Fort Myers flights

Chicago O'Hare Intl Airport to Owensboro flights

Chicago O'Hare Intl Airport to Minneapolis flights

Chicago O'Hare Intl Airport to Orlando Airport flights

Chicago O'Hare Intl Airport to Baltimore flights

Chicago O'Hare Intl Airport to Muskegon flights

Chicago O'Hare Intl Airport to Calgary flights

Chicago O'Hare Intl Airport to San Diego flights

Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flights

Chicago O'Hare Intl Airport to Atlanta flights

Chicago O'Hare Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flights

Top 5 airlines flying from Austin to O'Hare Intl

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$55	Average$175	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$173	Average$323	FlexibilityNo cancel fee	On-time71%
Spirit Airlines	Cheapest$176	Average$261	FlexibilityNo cancel fee	On-time65%
Southwest	Cheapest$183	Average$344	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$199	Average$408	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$80+ Cheap flights from Austin (AUS) to O'Hare Intl (ORD)

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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Austin to O'Hare Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Austin Bergstrom to Chicago O'Hare Intl are usually found in April or May, booked 35 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Austin to O'Hare Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Austin to O'Hare Intl

Cheapest flights from Austin to O'Hare IntlExplore the most affordable flight options available from Austin to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Explore the most affordable flight options available from Austin to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Chicago O'Hare Intl Airport that are best for you.

The best insider tips for Austin to Chicago O'Hare Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Austin to Chicago O'Hare Intl Airport trip

Airports

AUS

ORD

Our travel experts

Best time to book a flight from Austin to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Austin with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Austin to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Austin to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Austin to O'Hare Intl. Price data was last updated on June 27, 2025.

What is the cheapest month to book a flight from Austin to Chicago O'Hare Intl Airport?

What is the cheapest time of day to fly from AUS to ORD?

Find hourly flight availability from Austin to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

What is the cheapest day to fly from Austin to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Austin to O'Hare Intl. Price data was last updated on June 29, 2025.

Weekly flight availability from Austin to Chicago O'Hare Intl Airport

Explore weekly flight availability from Austin to O'Hare Intl. 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 July 1, 2025.

Reviews of airlines servicing O'Hare Intl

Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Austin to Chicago O'Hare Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Austin to O'Hare Intl. 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 O'Hare Intl?

What are the cheapest airlines flying from Austin to Chicago O'Hare Intl Airport round-trip?

What are the cheapest airlines to fly from Austin to Chicago O'Hare Intl Airport one-way?

What are the most reliable airlines from Austin to Chicago O'Hare Intl Airport?

What are the cheapest flights from Austin to Chicago O'Hare Intl Airport?

Can I find deals for flights from Austin to O'Hare Intl that include hotel bookings?

How can I find direct flights from Austin to O'Hare Intl?

Can I find deals for business class flights from Austin to O'Hare Intl?

What is the cheapest month to book a flight from Austin to Chicago O'Hare Intl Airport?

Traveling to a place near Austin?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Austin to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Austin to O'Hare Intl

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Austin to O'Hare Intl
Explore the most affordable flight options available from Austin to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.