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$443+ Cheap flights from Austin (AUS) to Sydney (SYD)

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SYD
juil. 13 — juil. 201
dim. 7/13
dim. 7/20
1 adult, Economy
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Cheapflights Tip: The best prices from Austin Bergstrom to Sydney Kingsford Smith are usually found in April or May, booked 71 days in advance, depart on a Saturday or Friday and return on a Tuesday

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 (SYD). 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 juillet 8, 2025.

Round-trip from

$1,059
(Air Canada)

One-way from

$443
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,361
From Austin Bergstrom to Sydney Kingsford Smith
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One-way flight from Austin Bergstrom to Sydney Kingsford Smith
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Highest demand for flights based on searches. 16% potential increase in price ($262 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($45 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 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 juillet 8, 2025.

This Air Canada deal was found by Cheapflights users on 7/7. 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.
mer. 9/1710:00 amAUS - SYD
2 stops54h 20mAir Canada
mer. 9/249:20 amSYD - AUS
1 stop25h 51mAir Canada
Deal found 7/7$1,059
This Gurufare deal was found by Cheapflights users on 7/8. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 8/243:36 pmAUS - SYD
1 stop24h 19mQantas Airways
mer. 9/312:10 pmSYD - AUS
1 stop18h 03mQantas Airways
Deal found 7/8$1,065
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/196:53 pmAUS - SYD
1 stop21h 02mMultiple Airlines
mer. 8/274:20 pmSYD - AUS
2 stops21h 39mMultiple Airlines
Deal found 7/7$1,069
This American Airlines deal was found by Cheapflights users on 7/7. 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.
dim. 8/244:40 pmAUS - SYD
2 stops23h 25mAmerican Airlines
mer. 9/39:10 amSYD - AUS
1 stop25h 09mAmerican Airlines
Deal found 7/7$1,089
This United Airlines deal was found by Cheapflights users on 7/8. 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.
ven. 8/293:26 pmAUS - SYD
1 stop24h 34mUnited Airlines
ven. 9/2610:20 amSYD - AUS
1 stop21h 11mUnited Airlines
Deal found 7/8$1,101
This Delta deal was found by Cheapflights users on 7/7. 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.
mer. 8/276:45 pmAUS - SYD
2 stops44h 50mDelta
lun. 9/89:25 amSYD - AUS
1 stop21h 18mDelta
Deal found 7/7$1,121
This Air New Zealand deal was found by Cheapflights users on 7/8. 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 New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/177:45 pmAUS - SYD
2 stops23h 50mAir New Zealand
mer. 9/249:55 amSYD - AUS
2 stops24h 41mAir New Zealand
Deal found 7/8$1,194
This FlightHub deal was found by Cheapflights users on 7/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/251:49 pmAUS - SYD
2 stops41h 21mFiji Airways
mar. 9/91:15 pmSYD - AUS
2 stops22h 07mFiji Airways
Deal found 7/7$1,201

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 juillet 8, 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 - SYD

AUSSYD

Austin Bergstrom

mer. 9/17

10:00 am-7:20 am

2 stops54h 20m

Sydney Kingsford Smith

mer. 9/24

9:20 am-8:11 pm

1 stop25h 51m

$1,059

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

dim. 8/24

3:36 pm-6:55 am

1 stop24h 19m

Sydney Kingsford Smith

mer. 9/3

12:10 pm-3:13 pm

1 stop18h 03m

$1,065

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

mar. 8/19

6:53 pm-6:55 am

1 stop21h 02m

Sydney Kingsford Smith

mer. 8/27

4:20 pm-10:59 pm

2 stops21h 39m

$1,069

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

dim. 8/24

4:40 pm-7:05 am

2 stops23h 25m

Sydney Kingsford Smith

mer. 9/3

9:10 am-7:19 pm

1 stop25h 09m

$1,089

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

ven. 8/29

3:26 pm-7:00 am

1 stop24h 34m

Sydney Kingsford Smith

ven. 9/26

10:20 am-4:31 pm

1 stop21h 11m

$1,101

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

mer. 8/27

6:45 pm-6:35 am

2 stops44h 50m

Sydney Kingsford Smith

lun. 9/8

9:25 am-3:43 pm

1 stop21h 18m

$1,121

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

mer. 9/17

7:45 pm-10:35 am

2 stops23h 50m

Sydney Kingsford Smith

mer. 9/24

9:55 am-7:36 pm

2 stops24h 41m

$1,194

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

lun. 8/25

1:49 pm-10:10 pm

2 stops41h 21m

Sydney Kingsford Smith

mar. 9/9

1:15 pm-8:22 pm

2 stops22h 07m

$1,201

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

lun. 8/11

2:31 pm-2:40 pm

2 stops57h 09m

$443

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

mer. 8/27

7:00 am-7:15 pm

2 stops45h 15m

$499

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 14 results
1
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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.

Cheapflights Insights

Everything you need to know about your flight from Austin to Sydney

How far ahead should I book a flight from Austin to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from Austin to Sydney. Price data was last updated on June 27, 2025.

The price you pay for your flight from Austin to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Austin to Sydney (average of $1,036). Flying from Austin to Sydney in December is currently the most expensive (average of $1,625). 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 SYD?

Find hourly flight availability from Austin to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated juillet 8, 2025.

It’s typically best to fly out from Austin to Sydney in the afternoon. Doing so could potentially save you 84% on the flight price compared to flying at noon, which is usually more expensive.

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

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

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

How much does it cost to fly round-trip from Austin to Sydney?

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 juillet 8, 2025.
See what other customers who have flown with ANA, Fiji Airways, and Delta from Austin to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
896 reviews

Overall

8.4

Crew

8.7

Comfort

8.2

Boarding

8.6

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!
ANA
8.4
Very good
896 reviews
ANA
8.4
Very good
896 reviews

Overall

8.4

Crew

8.7

Comfort

8.2

Boarding

8.6

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!
Fiji Airways
8.0
Very good
201 reviews
ANA
8.4
Very good
896 reviews

Overall

8.4

Crew

8.7

Comfort

8.2

Boarding

8.6

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!
Delta
8.0
Very good
7,962 reviews
ANA
8.4
Very good
896 reviews

Overall

8.4

Crew

8.7

Comfort

8.2

Boarding

8.6

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!
Air New Zealand
8.0
Very good
494 reviews
ANA
8.4
Very good
896 reviews

Overall

8.4

Crew

8.7

Comfort

8.2

Boarding

8.6

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!
Qantas Airways
7.5
Good
873 reviews
ANA
8.4
Very good
896 reviews

Overall

8.4

Crew

8.7

Comfort

8.2

Boarding

8.6

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!

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.

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

    According to our current data, Air Canada ($1,059), Qantas Airways ($1,065), and American Airlines ($1,089) offers the cheapest pricing from Austin to Sydney. Users have found that Air Canada is 20% cheaper than the other options available to this destination.

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

    For one-way options, check prices for ANA. According to our data, you can fly for as low as $499. Users have also found prices from $547 and $567 on Qantas Airways and Air Canada, respectively.

  • 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.

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

    Currently, February is the cheapest month in which you can book a flight from Austin to Sydney (average of $1,036). Flying from Austin to Sydney in December is currently the most expensive (average of $1,625). 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
Wollongong
Parramatta
Manly
Coogee

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Top 6 airlines flying from Austin to Sydney

Discover the top 6 airlines that operate flights from Austin to Sydney. 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 juillet 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$469Average$1,217FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$717Average$1,140FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$891Average$1,421FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$900Average$1,200FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$910Average$1,234FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$992Average$1,515FlexibilityNo cancel feeOn-time74%

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