$565 Cheap Flights from Austin (AUS) to Adelaide (ADL)

View $565 flight on Mon, Jan 26, 2026Opens in a new window

Popular airlines from Austin-Bergstrom Intl. Airport (AUS) to Adelaide, SA Airport (ADL)

Cheap Flights from Austin to Adelaide (AUS-ADL)

Prices were available within the past 7 days and start at $565 for one-way flights and $1,133 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Nov 11 - Sat, Nov 15
AUS
Austin
ADL
Adelaide
$1,133 Roundtrip, found 4 days ago
$1,133
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Nov 11 from Austin to Adelaide, returning Sat, Nov 15, priced at $1,133 found 4 days ago
Qantas Airways
Tue, Nov 11 - Sat, Nov 15
AUS
Austin
ADL
Adelaide
$1,145 Roundtrip, found 4 days ago
$1,145
Roundtrip
found 4 days ago
Select Qantas Airways flight, departing Tue, Nov 11 from Austin to Adelaide, returning Sat, Nov 15, priced at $1,145 found 4 days ago
Qantas Airways
Tue, Nov 11 - Sat, Nov 15
AUS
Austin
ADL
Adelaide
$1,146 Roundtrip, found 4 days ago
$1,146
Roundtrip
found 4 days ago
Select Qantas Airways flight, departing Tue, Nov 11 from Austin to Adelaide, returning Sat, Nov 15, priced at $1,146 found 4 days ago
Qantas Airways
Tue, Nov 11 - Sat, Nov 15
AUS
Austin
ADL
Adelaide
$1,147 Roundtrip, found 4 days ago
$1,147
Roundtrip
found 4 days ago
Select Qantas Airways flight, departing Tue, Nov 11 from Austin to Adelaide, returning Sat, Nov 15, priced at $1,147 found 4 days ago
Qantas Airways
Thu, Apr 23 - Tue, May 5
AUS
Austin
ADL
Adelaide
$1,149 Roundtrip, found 5 days ago
$1,149
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Thu, Apr 23 from Austin to Adelaide, returning Tue, May 5, priced at $1,149 found 5 days ago
Qantas Airways
Mon, Jan 26 - Mon, Feb 2
AUS
Austin
ADL
Adelaide
$1,159 Roundtrip, found 4 days ago
$1,159
Roundtrip
found 4 days ago
Select Qantas Airways flight, departing Mon, Jan 26 from Austin to Adelaide, returning Mon, Feb 2, priced at $1,159 found 4 days ago
Qantas Airways
Sun, Mar 8 - Sun, Mar 29
AUS
Austin
ADL
Adelaide
$1,160 Roundtrip, found 5 days ago
$1,160
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Sun, Mar 8 from Austin to Adelaide, returning Sun, Mar 29, priced at $1,160 found 5 days ago
Air Canada
Mon, Mar 30 - Mon, Apr 13
AUS
Austin
ADL
Adelaide
$1,198 Roundtrip, found 5 days ago
$1,198
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Mar 30 from Austin to Adelaide, returning Mon, Apr 13, priced at $1,198 found 5 days ago
United
Mon, Feb 23 - Mon, Mar 9
AUS
Austin
ADL
Adelaide
$1,211 Roundtrip, found 1 day ago
$1,211
Roundtrip
found 1 day ago
Select United flight, departing Mon, Feb 23 from Austin to Adelaide, returning Mon, Mar 9, priced at $1,211 found 1 day ago
Fiji Airways
Tue, Feb 10 - Sat, Feb 14
AUS
Austin
ADL
Adelaide
$1,267 Roundtrip, found 1 day ago
$1,267
Roundtrip
found 1 day ago
Select Fiji Airways flight, departing Tue, Feb 10 from Austin to Adelaide, returning Sat, Feb 14, priced at $1,267 found 1 day ago

Alternative airports near Adelaide

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

Select flight to Adelaide, SA Airport ADL. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $1,792
ADL
Adelaide, SA Airport
CheapestClosest
Average driving time to city center11 min
Flights from $1,792

Frequently asked questions

How much does a flight from Austin-Bergstrom Intl. Airport (AUS) to Adelaide Airport (ADL) cost?
Lock in a cheap one-way flight from $565 or cheap return flight from $1,133 from Austin-Bergstrom Intl. Airport (AUS) to Adelaide Airport (ADL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Austin-Bergstrom Intl. Airport (AUS) to Adelaide Airport (ADL)?
November is the least expensive month to fly from AUS to ADL. Traveling during an off-peak travel window is often the key to scoring lower fares.
What is the cheapest airline that flies from Austin-Bergstrom Intl. Airport (AUS) to Adelaide Airport (ADL)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from AUS to ADL. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Austin-Bergstrom Intl. Airport (AUS) to Adelaide Airport (ADL)?
You'll need to book a flight with a layover when traveling from Austin-Bergstrom Intl. Airport (AUS) to Adelaide Airport (ADL). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from AUS to ADL?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on various factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Austin-Bergstrom Intl. Airport (AUS) to Adelaide Airport (ADL)?
To avoid possible delays on the Austin-Bergstrom Intl. Airport (AUS) to Adelaide Airport (ADL) route, fly before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Austin-Bergstrom Intl. Airport (AUS) to Adelaide Airport (ADL) last-minute?
Holding off until right before your break to book a flight from AUS to ADL often results in higher prices. Although you may find some last-minute discounts, they're not always guaranteed. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book an AUS to ADL flight and hotel package?
Securing an AUS to ADL flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our wide range of accommodations and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Austin-Bergstrom Intl. Airport (AUS) to Adelaide Airport (ADL)?
If you reserved your AUS to ADL flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Travel information

Origin airport
Austin-Bergstrom Intl.
Destination airport
Adelaide
Airlines serving
Air Canada, Air New Zealand, Alaska Airlines, American Airlines, Qantas Airways, Qatar Airways, United
Roundtrip price
$1,133
Distance
9190 mi

Book with confidence

Austin to Adelaide Flights

The cheapest times to fly from Austin to Adelaide

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 Austin to Adelaide are during the month of November. You can find some of the cheapest flights from Austin to Adelaide with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Austin to Adelaide

Sunday is one of the best days to book for cheap flights from Austin to Adelaide: 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 Austin to Adelaide

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 Austin to Adelaide in 2025. You can also book with separate airlines for your outbound and return journeys, from $565 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 Austin to Adelaide 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 Austin to Adelaide 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.

 

Austin to Adelaide Flights

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*Available to One Key members.