What airlines fly to Austin?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Austin from Illinois according to our data. American Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Austin. Keep in mind that there are 6 different airlines that fly to Austin on a routine basis, so you have a few additional options to choose from.

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

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Illinois to Austin Bergstrom

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

As of July 2025, 31 flights take off from Illinois and land in Austin each day. The most common flight departure time for this route is 7:00PM, with 54% of daily flights taking off in the evening.

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

As of July 2025, 218 flights take off from Illinois and land in Austin each week. The most common flight departure day for this route is Thu, with 22% of weekly flights taking off on this day.

How long does it take to fly to Austin?

The flight from Illinois to Austin depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Chicago (a popular airport in Illinois) to Austin (the most popular airport in Austin), then the flight time is 2h 35m on average. If you fly from Peoria (another popular airport in Illinois) to Austin, then the average flight time is 4h 42m.

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

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

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

As of July 2025, there are 6 operators available to choose from for flights from Illinois to Austin Bergstrom Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Austin Bergstrom Airport.

What documentation or ID do you need to fly to Austin Bergstrom Airport?

The required travel and health documents for your Austin Bergstrom Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Austin Bergstrom Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$70 Cheap Flights from Illinois to Austin in 2025

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Find the cheapest flights from Illinois to Austin

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:15 am - 10:05 amORD-AUS

2h 50mnonstop

10:59 am - 1:48 pmAUS-ORD

2h 49mnonstop

$93Frontier

Find Deal

Fri, Oct 24 - Mon, Oct 27

7:30 am - 10:37 amORD-AUS

3h 07mnonstop

11:27 am - 2:20 pmAUS-ORD

2h 53mnonstop

$105Frontier

Find Deal

Fri, Oct 3 - Mon, Oct 6

1:50 pm - 3:50 pmSTL-AUS

2h 00mnonstop

12:45 pm - 2:55 pmAUS-STL

2h 10mnonstop

$157Southwest

Find Deal

Thu, Aug 21 - Mon, Aug 25

11:36 am - 12:59 amORD-AUS

13h 23m1 stop

7:15 am - 7:07 pmAUS-ORD

11h 52m1 stop

$160Spirit Airlines

Find Deal

Sat, Aug 16 - Wed, Aug 20

11:36 am - 8:45 pmORD-AUS

9h 09m1 stop

7:15 am - 7:07 pmAUS-ORD

11h 52m1 stop

$166Spirit Airlines

Find Deal

Wed, Aug 20 - Wed, Aug 27

6:35 am - 11:45 amSTL-AUS

5h 10m1 stop

3:00 pm - 5:10 pmAUS-STL

2h 10mnonstop

$167Southwest

Find Deal

Sat, Aug 30 - Sat, Sep 6

11:57 am - 11:02 pmORD-AUS

11h 05m1 stop

11:27 am - 2:20 pmAUS-ORD

2h 53mnonstop

$167

Find Deal

Sat, Sep 6 - Mon, Sep 8

1:15 pm - 4:05 pmORD-AUS

2h 50mnonstop

10:00 am - 12:55 pmAUS-ORD

2h 55mnonstop

$169United Airlines

Find Deal

Thu, Aug 28 - Thu, Sep 4

11:36 am - 12:59 amORD-AUS

13h 23m1 stop

10:03 am - 12:57 pmAUS-ORD

2h 54mnonstop

$170

Find Deal

Thu, Aug 28 - Mon, Sep 1

10:35 am - 3:23 pmORD-AUS

4h 48m1 stop

7:00 am - 9:52 amAUS-ORD

2h 52mnonstop

$175United Airlines

Find Deal

Tue, Aug 26 - Tue, Sep 2

Delta flights from Illinois to Austin

Our best Delta deals on Illinois to Austin flight tickets

Delta

Aug 21

MDW9:31 amChicago Midway

5h 19m

1 stop

AUS2:50 pmAustin Bergstrom

Sep 10

AUS6:00 amAustin Bergstrom

7h 03m

1 stop

MDW1:03 pmChicago Midway

$217

Find similar

Delta

Aug 20

MDW6:42 pmChicago Midway

5h 36m

1 stop

AUS12:18 amAustin Bergstrom

Aug 25

AUS3:00 pmAustin Bergstrom

6h 44m

1 stop

MDW9:44 pmChicago Midway

$227

Find similar

Delta

Aug 18

STL7:00 amLambert-St Louis

5h 23m

1 stop

AUS12:23 pmAustin Bergstrom

Aug 19

AUS1:28 pmAustin Bergstrom

5h 39m

1 stop

STL7:07 pmLambert-St Louis

$239

Find similar

Frontier flights from Illinois to Austin

Our best Frontier deals on Illinois to Austin flight tickets

Frontier

Oct 24

ORD7:15 amChicago O'Hare Intl

2h 50m

AUS10:05 amAustin Bergstrom

Oct 27

AUS10:59 amAustin Bergstrom

2h 49m

ORD1:48 pmChicago O'Hare Intl

$93

Find similar

Frontier

Oct 3

ORD7:30 amChicago O'Hare Intl

3h 07m

AUS10:37 amAustin Bergstrom

Oct 6

AUS11:27 amAustin Bergstrom

2h 53m

ORD2:20 pmChicago O'Hare Intl

$105

Find similar

Frontier

Sep 5

ORD7:30 amChicago O'Hare Intl

3h 07m

AUS10:37 amAustin Bergstrom

Sep 8

AUS11:27 amAustin Bergstrom

2h 53m

ORD2:20 pmChicago O'Hare Intl

$154

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Fri 10/24

7:15 am-10:05 am

Nonstop2h 50m

Austin Bergstrom

Mon 10/27

10:59 am-1:48 pm

Nonstop2h 49m

$93

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Fri 10/3

7:30 am-10:37 am

Nonstop3h 07m

Austin Bergstrom

Mon 10/6

11:27 am-2:20 pm

Nonstop2h 53m

$105

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Thu 8/21

1:50 pm-3:50 pm

Nonstop2h 00m

Austin Bergstrom

Mon 8/25

12:45 pm-2:55 pm

Nonstop2h 10m

$157

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Sat 8/16

11:36 am-12:59 am

1 stop13h 23m

Austin Bergstrom

Wed 8/20

7:15 am-7:07 pm

1 stop11h 52m

$160

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Wed 8/20

11:36 am-8:45 pm

1 stop9h 09m

Austin Bergstrom

Wed 8/27

7:15 am-7:07 pm

1 stop11h 52m

$166

St. LouisAustin

STL - AUS

STLAUS

Lambert-St Louis

Sat 8/30

6:35 am-11:45 am

1 stop5h 10m

Austin Bergstrom

Sat 9/6

3:00 pm-5:10 pm

Nonstop2h 10m

$167

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Sat 9/6

11:57 am-11:02 pm

1 stop11h 05m

Austin Bergstrom

Mon 9/8

11:27 am-2:20 pm

Nonstop2h 53m

$167

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Thu 8/28

1:15 pm-4:05 pm

Nonstop2h 50m

Austin Bergstrom

Thu 9/4

10:00 am-12:55 pm

Nonstop2h 55m

$169

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Thu 8/28

11:36 am-12:59 am

1 stop13h 23m

Austin Bergstrom

Mon 9/1

10:03 am-12:57 pm

Nonstop2h 54m

$170

ChicagoAustin

ORD - AUS

ORDAUS

Chicago O'Hare Intl

Tue 8/26

10:35 am-3:23 pm

1 stop4h 48m

Austin Bergstrom

Tue 9/2

7:00 am-9:52 am

Nonstop2h 52m

$175

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Austin

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

Other information

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from Illinois is in July. Flight prices, which tend to average around $256, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in July, then August is your next best option. Flight prices from Illinois to Austin during August average around $264.

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

The cheapest day to depart on your flight to Austin is on a Tuesday when prices can be found for as low as $315. 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 Illinois to Austin for around $391.

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

At noon is the cheapest time of day to fly from Illinois to Austin when you can find flight prices for as low as $324. Flying to Austin at noon is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly in the evening, with an average ticket price of $361. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Illinois to Austin Bergstrom flight route?

Fly from Chicago Midway to Austin Bergstrom for the best Illinois - Austin Bergstrom flight prices

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

You are more likely to see cheaper flights to Austin from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $327 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Illinois for as low as $261 on momondo.

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

There are 4 cabin classes available to choose from on Illinois to Austin Bergstrom 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 Illinois to Austin flights?

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

Cheap Illinois to Austin flight deals and tips

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

Best Price Found	$70
Fastest flight time	2h 00m
Direct flights	Every day
Airports in Austin	1 airport

The best one-way flight to Austin from Illinois in the past 72 hours is $70. The best round-trip flight deal from Illinois to Austin found on momondo in the last 72 hours is $93.

The fastest flight from Illinois to Austin takes 2h 00m

Direct flights go from Illinois to Austin every day.

There is 1 airport near Austin: Austin Bergstrom (AUS)

Search flight deals

When did momondo last update prices for flights from Illinois to Austin Bergstrom Airport?
Prices for flights from Illinois to Austin Bergstrom Airport refresh daily.
How many operators does momondo search for flights from Illinois to Austin Bergstrom Airport?
As of July 2025, there are 6 operators available to choose from for flights from Illinois to Austin Bergstrom Airport.
How old do you have to be to fly from Illinois to Austin Bergstrom Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Austin Bergstrom Airport.
What documentation or ID do you need to fly to Austin Bergstrom Airport?
The required travel and health documents for your Austin Bergstrom Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Austin Bergstrom Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Austin?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Austin is Boeing 737-800 (20.43% of total bookings). The next most popular plane models are Airbus A319 (15.22%), Boeing 737 MAX 8 (13.68%), and Boeing 737-900 (9.67%).

Best airlines flying from Illinois to Austin

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $74	Free Cancellation	Rating 5.9 3,239 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $90	Free Cancellation	Rating 6.3 8,049 reviews	Search Spirit Airlines flights
American Airlines	PriceFrom $170	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Southwest	PriceFrom $177	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
United Airlines	PriceFrom $210	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Delta	PriceFrom $216	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights

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Georgetown

Canyon Lake

Marble Falls

Dripping Springs

Cedar Park

Horseshoe Bay

Pflugerville

Seguin

Kyle

Bastrop

Buda

Flatonia

Why use momondo?

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

Finding the right flight to Austin from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Austin quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Austin from Illinois with this policy.

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

momondo helps you find the best flight between Illinois and Austin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Illinois to Austin 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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Cheap flights from Illinois to Austin from $70

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Austin departing on 9/22. 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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Delta flights from Illinois to Austin

Our best Delta deals on Illinois to Austin flight tickets

Frontier flights from Illinois to Austin

Our best Frontier deals on Illinois to Austin flight tickets

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How to get the cheapest flight ticket from Illinois to Austin

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

What is the cheapest month to fly to Austin?

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

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

What is the cheapest Illinois to Austin Bergstrom flight route?

Fly from Chicago Midway to Austin Bergstrom for the best Illinois - Austin Bergstrom flight prices

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

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

There are 4 cabin classes available to choose from on Illinois to Austin Bergstrom 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 Illinois to Austin flights?

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

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

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Illinois to Austin Bergstrom

What airlines fly to Austin?

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

As of July 2025, 31 flights take off from Illinois and land in Austin each day. The most common flight departure time for this route is 7:00PM, with 54% of daily flights taking off in the evening.

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

As of July 2025, 218 flights take off from Illinois and land in Austin each week. The most common flight departure day for this route is Thu, with 22% of weekly flights taking off on this day.

How long does it take to fly to Austin?

Cheap Illinois to Austin flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Austin

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

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

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

What documentation or ID do you need to fly to Austin Bergstrom Airport?

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

Best airlines flying from Illinois to Austin

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

Traveling to a place near Austin?

Why use momondo?

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

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

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

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

An easier way to manage your Austin 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

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Texas