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$536+ Cheap flights from Austin (AUS) to Australia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SYD
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Cheap flight deals from Austin to Australia

Keep the following information in mind while searching for Austin to Australia flight deals. Data was last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$963
(United Airlines)

One-way from

$536
(United Airlines)

Popular in

December

Cheapest in

May

Average price

$1,462
Provider with most accurate pricing for Austin Bergstrom-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Austin Bergstrom-Sydney Kingsford Smith flights.
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From Austin Bergstrom to Australia
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One-way flight from Austin Bergstrom to Australia
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Highest demand for flights based on searches. 13% potential increase in price ($200 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Austin to Australia

Cheapest flights from Austin to Australia
Explore the most affordable flight options available from Austin to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This United Airlines deal was found by Cheapflights users on 11/3. 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 11/95:49 pmAUS - SYD
1 stop22h 26mUnited Airlines
Sun 11/2311:20 amSYD - AUS
2 stops22h 41mUnited Airlines
Deal found 11/3$956
This United Airlines deal was found by Cheapflights users on 11/5. 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 11/235:59 pmAUS - SYD
1 stop20h 01mUnited Airlines
Sun 12/711:50 amSYD - AUS
1 stop28h 09mUnited Airlines
Deal found 11/5$963
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Mon 11/242:22 pmAUS - SYD
1 stop25h 38mAmerican Airlines
Sun 12/75:45 pmSYD - AUS
1 stop22h 14mAmerican Airlines
Deal found 11/5$967
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Mon 11/2411:00 amAUS - SYD
2 stops27h 00mUnited Airlines
Sun 12/72:00 pmSYD - AUS
1 stop19h 45mUnited Airlines
Deal found 11/5$968
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sat 11/227:43 pmAUS - SYD
1 stop42h 17mUnited Airlines
Tue 12/92:00 pmSYD - AUS
1 stop21h 55mUnited Airlines
Deal found 11/5$969
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 12/26:22 pmAUS - SYD
2 stops21h 38mAmerican Airlines
Tue 12/911:20 amSYD - AUS
2 stops22h 22mAmerican Airlines
Deal found 11/4$971
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Mon 11/108:15 pmAUS - SYD
1 stop19h 45mAmerican Airlines
Fri 11/2111:20 amSYD - AUS
2 stops21h 27mAmerican Airlines
Deal found 11/5$973
This Air Canada deal was found by Cheapflights users on 11/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:11 pmAUS - BNE
2 stops44h 34mAir Canada
Sun 12/710:45 amBNE - AUS
2 stops40h 37mAir Canada
Deal found 11/4$978
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Mon 11/102:16 pmAUS - SYD
1 stop23h 44mUnited Airlines
Fri 11/2111:50 amSYD - AUS
1 stop22h 31mUnited Airlines
Deal found 11/4$985
This American Airlines deal was found by Cheapflights users on 11/4. 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 11/2711:00 amAUS - SYD
1 stop27h 25mAmerican Airlines
Tue 12/211:20 amSYD - AUS
1 stop24h 53mAmerican Airlines
Deal found 11/4$989
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Thu 11/135:59 pmAUS - SYD
2 stops22h 06mUnited Airlines
Tue 11/2512:10 pmSYD - AUS
2 stops21h 51mUnited Airlines
Deal found 11/5$990
This American Airlines deal was found by Cheapflights users on 11/5. 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 11/62:35 pmAUS - SYD
1 stop25h 25mAmerican Airlines
Thu 11/135:45 pmSYD - AUS
1 stop22h 13mAmerican Airlines
Deal found 11/5$991

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Australia 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 November 5, 2025.
Use the filters below to find and compare flights from Austin to Australia that are best for you.

Fly from

Austin

Fly to

Australia

Route

Depart

Return

Price

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Sun 11/23

5:49 pm-9:15 am

1 stop22h 26m

Sydney Kingsford Smith

Tue 12/9

11:20 am-1:52 pm

1 stop19h 32m

$963

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Wed 3/11

5:58 pm-6:20 am

1 stop20h 22m

Sydney Kingsford Smith

Tue 3/17

12:10 pm-11:53 pm

1 stop27h 43m

$963

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Tue 11/25

4:18 pm-7:00 am

1 stop21h 42m

Sydney Kingsford Smith

Sun 12/7

11:20 am-1:52 pm

1 stop19h 32m

$963

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Wed 4/15

3:12 pm-6:55 am

1 stop24h 43m

Sydney Kingsford Smith

Mon 4/27

10:20 am-6:12 pm

1 stop22h 52m

$963

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Sun 11/23

5:59 pm-7:00 am

1 stop20h 01m

Sydney Kingsford Smith

Sun 12/7

11:50 am-10:59 pm

1 stop28h 09m

$963

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Tue 2/17

12:17 pm-9:15 am

2 stops27h 58m

Sydney Kingsford Smith

Wed 2/25

12:10 pm-4:52 pm

1 stop21h 42m

$968

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Sat 11/22

7:43 pm-7:00 am

1 stop42h 17m

Sydney Kingsford Smith

Mon 12/8

11:50 am-10:59 pm

1 stop28h 09m

$969

AustinBrisbane

AUS - BNE

AUSBNE

Austin Bergstrom

Sun 11/16

5:49 pm-7:30 am

1 stop21h 41m

Brisbane

Sun 12/7

11:40 am-4:45 pm

1 stop21h 05m

$1,028

AustinBrisbane

AUS - BNE

AUSBNE

Austin Bergstrom

Sun 11/30

5:36 pm-9:35 am

2 stops23h 59m

Brisbane

Mon 12/8

9:40 am-1:02 pm

1 stop19h 22m

$1,062

AustinBrisbane

AUS - BNE

AUSBNE

Austin Bergstrom

Sat 12/6

2:32 pm-7:30 am

2 stops48h 58m

Brisbane

Sun 12/14

12:10 pm-7:23 pm

1 stop23h 13m

$1,069

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 60 results
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Best time to book a flight from Austin to Australia

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

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

Currently, December is the cheapest month in which you can book a flight from Austin to Australia (average of $524). Flying from Austin to Australia in November is currently the most expensive (average of $964). 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 AUS to AU?

Find hourly flight availability from Austin to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2025.

One of the essential ways to save on airfare from Austin to Australia is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 52% on airfare.

What is the cheapest day to fly from Austin to Australia?

Use this chart to determine the cheapest time to fly round-trip from Austin to Australia. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Austin to Australia flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated November 5, 2025.
Read through reviews of airlines operating flights from Austin to Australia, such as Fiji Airways, Delta, and Qantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Fiji Airways
8.1
Very good
209 reviews

Entertainment

7.5

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Fiji Airways
8.1
Very good
209 reviews
Fiji Airways
8.1
Very good
209 reviews

Entertainment

7.5

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Delta
7.9
Good
8,004 reviews
Fiji Airways
8.1
Very good
209 reviews

Entertainment

7.5

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Qantas Airways
7.5
Good
927 reviews
Fiji Airways
8.1
Very good
209 reviews

Entertainment

7.5

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
United Airlines
7.4
Good
9,000 reviews
Fiji Airways
8.1
Very good
209 reviews

Entertainment

7.5

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
American Airlines
7.2
Good
11,039 reviews
Fiji Airways
8.1
Very good
209 reviews

Entertainment

7.5

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.5

Overall

8.1

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

Related info for your journey

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

  • What airport do you fly from for flights from Austin to Australia?

    Austin Bergstrom (AUS), located 7.5 mi from the city center, is the airport you fly out of when you book flights from Austin to Australia.

  • How long is the flight from Austin to Australia?

    A quick flight from Austin to Australia can take about 22h 26m. United Airlines provides one of the quickest options available for as low as $963. The distance between Austin and Australia is about 8469 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Austin to Australia one-way?

    One-way options have recently been found by users for as low as $536 on United Airlines. Other airlines that offer cheap prices include Fiji Airways from $568 and American Airlines from $716 one-way.

  • What are the most popular routes from Austin to Australia?

    Most travelers choose Austin Bergstrom - Sydney Kingsford Smith, Austin Bergstrom - Melbourne or Austin Bergstrom - Melbourne Avalon when deciding on the best route from Austin to Australia.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Austin to Australia (average of $524). Flying from Austin to Australia in November is currently the most expensive (average of $964). 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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Austin to Australia

Discover the top 7 airlines that operate flights from Austin to Australia. 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 November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$469Average$1,192FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$717Average$1,350FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$876Average$1,692FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$907Average$1,448FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$992Average$1,415FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$1,220Average$1,471FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,462Average$2,725FlexibilityNo cancel feeOn-time68%

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