Sydney

$356+ Cheap flights from Austin (AUS) to Sydney, NS (YQY)

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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — YQY
Aug 4 — Aug 111
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Cheap flight deals from Austin to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Sydney (YQY). 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 30, 2025.

Round-trip from

$882
(Air Canada)

One-way from

$356
(Kiwi.com)
From Austin Bergstrom to Sydney
One-way flight from Austin Bergstrom to Sydney

Find flight deals from Austin to Sydney

Cheapest flights from Austin to Sydney
Explore the most affordable flight options available from Austin to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Air Canada deal was found by Cheapflights users on 7/29. 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.
Fri 9/1210:00 amAUS - YQY
2 stops12h 09mAir Canada
Fri 9/194:30 pmYQY - AUS
2 stops19h 38mAir Canada
Deal found 7/29$882
This United deal was found by Cheapflights users on 7/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/3010:00 amAUS - YQY
2 stops27h 54mMultiple Airlines
Sat 9/65:15 amYQY - AUS
2 stops19h 38mMultiple Airlines
Deal found 7/30$979

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Sydney 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 30, 2025.
Use the filters below to find and compare flights from Austin to Sydney that are best for you.

Fly from

Austin

Fly to

Sydney

Route

Depart

Return

Price

AustinSydney

AUS - YQY

AUSYQY

Austin Bergstrom

Fri 9/12

10:00 am-12:09 am

2 stops12h 09m

Sydney

Fri 9/19

4:30 pm-10:08 am

2 stops19h 38m

$882

AustinSydney

AUS - YQY

AUSYQY

Austin Bergstrom

Sat 8/30

10:00 am-3:54 pm

2 stops27h 54m

Sydney

Sat 9/6

5:15 am-10:53 pm

2 stops19h 38m

$979

AustinSydney

AUS - YQY

AUSYQY

Austin Bergstrom

Sat 8/30

4:36 pm-2:30 pm

3 stops43h 54m

$356

AustinSydney

AUS - YQY

AUSYQY

Austin Bergstrom

Sat 8/30

11:15 am-1:27 am

1 stop12h 12m

$539

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Austin to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney 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.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated July 30, 2025.
Read reviews from past customers who have flown Air Canada from Austin to Sydney. 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.

Food

6.3

Comfort

7.1

Boarding

7.3

Overall

7.1

Entertainment

6.8

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2024

YYT - YHZ

No leg room plane was so small no room to move no room to sit squat in your seat my legs were so swollen up at the end of flight

Food

6.3

Comfort

7.1

Boarding

7.3

Overall

7.1

Entertainment

6.8

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2024

YYT - YHZ

No leg room plane was so small no room to move no room to sit squat in your seat my legs were so swollen up at the end of flight

Related info for your journey

Find useful and relevant information for your journey from Austin to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find deals for flights from Austin to Sydney that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Austin to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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