The cheapest times to fly from AUS to ADL are

  • January 29th to March 25th
  • April 9th to May 6th
  • August 6th to October 7th
  • October 22nd to December 2nd (except the week of October 29th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from AUS to ADL is mid to late August. Prices can be as high as $3460 for Thursday flights during late December, or as low as $1069 for Tuesday flights around mid to late August.


When to Fly to Adelaide

Flying from Austin, TX (AUS) to Adelaide (ADL) will usually cost between $1213 to $2227 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $1167. Due to high demand the most expensive time to fly is late December, with an average price of $2786. Planning your trip to low-cost times can easily save you $1619 on economy flights and even more on first-class flights. Generally, any price below $1577 can be considered a good price for a round-trip AUS to ADL flight.

See below for a graph of average weekly prices for the AUS to ADL route. All prices are for round-trip tickets in USD.

AUS to ADL Flight Prices

Compared to other flights, the AUS to ADL flight is more expensive than the average and costs more than the average flight leaving from Austin. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Thursdays are the most expensive days to fly to Adelaide, and Saturdays are the most expensive days to return to Austin. Selecting flights on the least expensive days could save you up to $191 (11%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1501. Return trip prices are from the ADL to AUS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from AUS to ADL can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 17 hour 31 minutes may not be realistic.


Flight Hacking AUS to ADL

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from AUS to ADL — but Champion Traveler does!

Hack #1: Los Angeles, CA (AUS > LAX > ADL)

  • Price for both tickets: $1289
  • Average savings: $288 (18.24%)

See AUS to LAX flights

Hack #2: Denpasar (AUS > DPS > ADL)

  • Price for both tickets: $1354
  • Average savings: $223 (14.11%)

See AUS to DPS flights

Hack #3: Singapore (AUS > SIN > ADL)

  • Price for both tickets: $1386
  • Average savings: $191 (12.12%)

See AUS to SIN flights


Flight Questions Answered

Still have questions about flying from AUS to ADL? We’ve got answers.

Which airlines fly this route?

You can find 12 major airlines flying this route most often: Air Canada, Air France, Air New Zealand, American, Bangkok Airways, British Airways, Delta, Fiji Airways, Qantas, Singapore Airlines, United, Virgin Australia, and potentially more during busy seasons.

How far away is it from Adelaide International Airport to Austin – Bergstrom International Airport?

The distance between the two airports is roughly 9189 miles or 14788 kilometers.

How long does it take to fly from AUS to ADL?

The real-world flight time for a nonstop AUS to ADL flight is about 17 hour 31 minutes.

How many flights go between Austin, TX and Adelaide?

It depends on the day of the week and the date, but a typical day might have around 13 available flights from AUS to ADL.


Airport Location Info


Departing Airport

Origination codeAUS
Origination airport nameAustin – Bergstrom International Airport
CityAustin, TX
Countrythe United States

Return Airport

Destination codeADL
Destination airport nameAdelaide International Airport


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.