$152 Cheap Flights from Chattanooga (CHA) to Austin (AUS)

View $152 flight on Wed, Jun 17, 2026Opens in a new window

Popular airlines from Chattanooga Metropolitan Airport (CHA) to Austin-Bergstrom Intl. Airport (AUS)

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Cheap Flights from Chattanooga to Austin (CHA-AUS)

Prices were available within the past 7 days and start at $152 for one-way flights and $269 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, May 15 - Wed, May 20
CHA
Chattanooga
AUS
Austin
$269 Roundtrip, found 11 hours ago
$269
Roundtrip
found 11 hours ago
Select Delta flight, departing Fri, May 15 from Chattanooga to Austin, returning Wed, May 20, priced at $269 found 11 hours ago
American Airlines
Tue, Feb 24 - Tue, Mar 3
CHA
Chattanooga
AUS
Austin
$274 Roundtrip, found 10 hours ago
$274
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Tue, Feb 24 from Chattanooga to Austin, returning Tue, Mar 3, priced at $274 found 10 hours ago
American Airlines
Fri, Feb 20 - Sun, Feb 22
CHA
Chattanooga
AUS
Austin
$279 Roundtrip, found 9 hours ago
$279
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Fri, Feb 20 from Chattanooga to Austin, returning Sun, Feb 22, priced at $279 found 9 hours ago
United
Tue, Feb 24 - Tue, Mar 3
CHA
Chattanooga
AUS
Austin
$279 Roundtrip, found 10 hours ago
$279
Roundtrip
found 10 hours ago
Select United flight, departing Tue, Feb 24 from Chattanooga to Austin, returning Tue, Mar 3, priced at $279 found 10 hours ago
United
Tue, Feb 24 - Tue, Mar 3
CHA
Chattanooga
AUS
Austin
$284 Roundtrip, found 10 hours ago
$284
Roundtrip
found 10 hours ago
Select United flight, departing Tue, Feb 24 from Chattanooga to Austin, returning Tue, Mar 3, priced at $284 found 10 hours ago
American Airlines
Tue, Apr 14 - Tue, Apr 21
CHA
Chattanooga
AUS
Austin
$286 Roundtrip, found 6 days ago
$286
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Apr 14 from Chattanooga to Austin, returning Tue, Apr 21, priced at $286 found 6 days ago
Delta
Sat, Mar 14 - Tue, Mar 17
CHA
Chattanooga
AUS
Austin
$294 Roundtrip, found 1 day ago
$294
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Mar 14 from Chattanooga to Austin, returning Tue, Mar 17, priced at $294 found 1 day ago
United
Fri, Apr 24 - Mon, Apr 27
CHA
Chattanooga
AUS
Austin
$301 Roundtrip, found 6 hours ago
$301
Roundtrip
found 6 hours ago
Select United flight, departing Fri, Apr 24 from Chattanooga to Austin, returning Mon, Apr 27, priced at $301 found 6 hours ago
Delta
Tue, Apr 7 - Wed, Apr 8
CHA
Chattanooga
AUS
Austin
$303 Roundtrip, found 17 hours ago
$303
Roundtrip
found 17 hours ago
Select Delta flight, departing Tue, Apr 7 from Chattanooga to Austin, returning Wed, Apr 8, priced at $303 found 17 hours ago
Delta
Wed, Feb 18 - Mon, Mar 9
CHA
Chattanooga
AUS
Austin
$304 Roundtrip, found 5 hours ago
$304
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, Feb 18 from Chattanooga to Austin, returning Mon, Mar 9, priced at $304 found 5 hours ago

Alternative airports near Austin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Austin-Bergstrom Intl. AUS. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $324
AUS
Austin-Bergstrom Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $324

Find the cheapest month to fly from Chattanooga (CHA) to Austin (AUS)

July is typically the cheapest month to fly

From $203 - $438 per traveler.
Flights from Chattanooga (CHA) to Austin (AUS)
Origin airport
Chattanooga Metropolitan
Destination airport
Austin-Bergstrom Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$268
Distance
798 mi

Chattanooga to Austin Flights

The cheapest times to fly from Chattanooga to Austin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chattanooga to Austin are during the month of May. You can find some of the cheapest flights from Chattanooga to Austin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chattanooga to Austin

Sunday is one of the best days to book for cheap flights from Chattanooga to Austin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chattanooga to Austin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chattanooga to Austin in 2026. You can also book with separate airlines for your outbound and return journeys, from $152 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chattanooga to Austin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chattanooga to Austin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.) cost?
You can find cheap one-way flights from $152 and cheap return flights from $269 Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.) with Expedia. One-way flights generally range between $182 and $725, and roundtrip flights usually range from $341 to $1082. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
August is the cheapest month to fly from Chattanooga, TN (CHA) to Austin, TX (AUS), with average round-trip fares around $303. This is about 21% lower than the average price throughout the year, as travel demand is typically lower during the late summer. Other cheap months to fly from CHA to AUS include February and July.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Enter CHA to AUS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Spirit Airlines is one of the cheapest airlines offering connecting flights from Chattanooga Metropolitan (CHA) to Austin-Bergstrom Intl. (AUS), with round-trip tickets starting from around $215. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
To find a cheap flight from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The best time to fly from Chattanooga (CHA) to Austin (AUS) is typically in July or August. Average return flight prices are around $303, making these months both budget-friendly and enjoyable. July offers vibrant summer activities, while August allows for a more relaxed travel experience, ensuring a delightful journey.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The earliest flight from Chattanooga Metropolitan Airport (CHA) to Austin-Bergstrom International Airport (AUS) typically departs at 5:00 AM, operated by American Airlines. This is a seasonal service active in February and March, allowing you to start your day early and maximize your time in Austin. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The most popular departure times for flights from Chattanooga, TN (CHA) to Austin, TX (AUS) are in the early morning, from 6am to 9am. About 29% of passengers prefer this time window. Many major carriers, including American Airlines, Delta Airlines, and United Airlines, offer flights during this window. This timing is popular because it allows for a full day in Austin after arrival.
How long does it take to fly from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Flights from CHA to AUS with one stop typically take around 6 hours 50 minutes, covering approximately 798 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
First class is available on flights from CHA to AUS. First class cabins are available on:

  • Delta Air Lines
  • American Airlines
  • United Airlines

How do I earn miles on a Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight with Expedia?
It's easy to earn miles on a Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Austin from Chattanooga Metropolitan (CHA)?
From Chattanooga Metropolitan (CHA), you can fly into Austin-Bergstrom Intl. (AUS) to reach Austin. Some flights may connect through major hubs like O'Hare Intl. (ORD), Charlotte-Douglas Intl. (CLT), Hartsfield-Jackson Atlanta Intl. (ATL) before reaching Austin. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.) at the last minute?
Typically, booking a last minute flight from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight and hotel package?
Securing a Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.) Austin Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
If you booked your Chattanooga, TN (CHA-Chattanooga Metropolitan) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

*Flight schedules are subject to change.

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*Available to One Key members.