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$249+ Cheap flights from Chattanooga to Austin (CHA - AUS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — AUS
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheap flight deals from Chattanooga to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Chattanooga (CHA) to Austin (AUS). 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 July 28, 2025.

Round-trip from

$249
(American Airlines)

Popular in

January

Cheapest in

September

Average price

$386
From Chattanooga Lovell Field to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Chattanooga to Austin

Cheapest flights from Chattanooga to Austin
Explore the most affordable flight options available from Chattanooga to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/253:54 pmCHA - AUS
1 stop6h 11mAmerican Airlines
Tue 10/72:18 pmAUS - CHA
1 stop6h 45mAmerican Airlines
Deal found 7/27$249
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/126:26 pmCHA - AUS
1 stop6h 52mDelta
Tue 8/198:00 amAUS - CHA
1 stop5h 17mDelta
Deal found 7/27$254
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/37:01 amCHA - AUS
1 stop5h 43mUnited Airlines
Sat 8/95:00 amAUS - CHA
2 stops10h 55mUnited Airlines
Deal found 7/26$384
This Mytrip deal was found by Cheapflights users on 7/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/43:27 pmCHA - AUS
2 stops7h 51mSpirit Airlines
Thu 8/77:30 amAUS - CHA
1 stop7h 33mSpirit Airlines
Deal found 7/26$414

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chattanooga to Austin 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 July 28, 2025.
Use the filters below to find and compare flights from Chattanooga to Austin that are best for you.

Fly from

Chattanooga

Fly to

Austin

Route

Depart

Return

Price

ChattanoogaAustin

CHA - AUS

CHAAUS

Chattanooga Lovell Field

Thu 9/25

3:54 pm-9:05 pm

1 stop6h 11m

Austin Bergstrom

Tue 10/7

2:18 pm-10:03 pm

1 stop6h 45m

$249

ChattanoogaAustin

CHA - AUS

CHAAUS

Chattanooga Lovell Field

Tue 8/12

6:26 pm-12:18 am

1 stop6h 52m

Austin Bergstrom

Tue 8/19

8:00 am-2:17 pm

1 stop5h 17m

$254

ChattanoogaAustin

CHA - AUS

CHAAUS

Chattanooga Lovell Field

Mon 8/25

6:02 pm-8:45 pm

2 stops27h 43m

Austin Bergstrom

Mon 9/1

12:41 pm-4:01 pm

3 stops26h 20m

$416

ChattanoogaAustin

CHA - AUS

CHAAUS

Chattanooga Lovell Field

Sat 8/16

5:30 pm-10:45 pm

1 stop6h 15m

Austin Bergstrom

Wed 8/20

7:45 pm-11:36 am

2 stops14h 51m

$457

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Chattanooga to Austin

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

What is the cheapest month to book a flight from Chattanooga to Austin?

Currently, January is the cheapest month in which you can book a flight from Chattanooga to Austin (average of $286). Flying from Chattanooga to Austin in March is currently the most expensive (average of $362). 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 CHA to AUS?

Find hourly flight availability from Chattanooga to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

One of the essential ways to save on airfare from Chattanooga to Austin is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 21% on airfare.

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. 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 Austin. Reviews last updated July 28, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Chattanooga to Austin. 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.
Delta
8.0
Very good
7,971 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,971 reviews
Delta
8.0
Very good
7,971 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,893 reviews
Delta
8.0
Very good
7,971 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,971 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,034 reviews
Delta
8.0
Very good
7,971 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Chattanooga to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Cheapflights users have booked flights from Chattanooga to Austin round-trip from $249. Other airlines that can offer you cheap pricing are Delta, from $254, and Spirit Airlines, from $416. These flights start at 32% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Chattanooga to Austin (average of $286). Flying from Chattanooga to Austin in March is currently the most expensive (average of $362). 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 Austin?

Book flights to Austin if you plan to visit one of these locations
San Marcos
Georgetown
Fredericksburg
Pflugerville
Dripping Springs
Cedar Park
Canyon Lake
Round Rock
Seguin
Horseshoe Bay

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Top 2 airlines flying from Chattanooga to Austin

Discover the top 2 airlines that operate flights from Chattanooga to Austin. 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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$313FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$370FlexibilityNo cancel feeOn-time71%

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