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$700+ 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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SYD
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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The best prices from Austin Bergstrom to Sydney Kingsford Smith are usually found in September or March, booked 50 days in advance, depart on a Friday or Saturday and return on a Wednesday

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 January 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$877
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$1,546
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 Sydney Kingsford Smith
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Highest demand for flights based on searches. 12% potential increase in price ($204 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in January 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 January 21, 2025.

This American Airlines deal was found by Cheapflights users on 1/21. 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 3/43:45 pmAUS - SYD
1 stop24h 15mAmerican Airlines
Tue 3/1111:15 amSYD - AUS
1 stop28h 33mAmerican Airlines
Deal found 1/21$877
This FlightHub deal was found by Cheapflights users on 1/21. 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.
Sat 7/268:35 pmAUS - SYD
2 stops24h 10mFiji Airways
Sat 8/161:45 pmSYD - AUS
2 stops20h 14mFiji Airways
Deal found 1/21$989
This United Airlines deal was found by Cheapflights users on 1/21. 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 7/269:20 amAUS - SYD
1 stop30h 35mUnited Airlines
Thu 8/1410:20 amSYD - AUS
1 stop19h 07mUnited Airlines
Deal found 1/21$1,001
This Delta deal was found by Cheapflights users on 1/21. 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.
Mon 7/2812:35 pmAUS - SYD
2 stops27h 00mDelta
Tue 8/199:25 amSYD - AUS
2 stops23h 08mDelta
Deal found 1/21$1,044
This Air Canada deal was found by Cheapflights users on 1/21. 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.
Sat 6/218:30 amAUS - SYD
2 stops44h 10mAir Canada
Mon 7/79:20 amSYD - AUS
2 stops40h 09mAir Canada
Deal found 1/21$1,070
This Jetabroad deal was found by Cheapflights users on 1/21. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/98:32 pmAUS - SYD
2 stops24h 43mMultiple Airlines
Fri 10/315:25 pmSYD - AUS
2 stops22h 33mMultiple Airlines
Deal found 1/21$1,131
This FlightHub deal was found by Cheapflights users on 1/21. 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.
Sun 7/277:30 pmAUS - SYD
2 stops22h 15mAir New Zealand
Sun 8/1711:50 amSYD - AUS
2 stops24h 24mAir New Zealand
Deal found 1/21$1,569
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/142:27 pmAUS - SYD
2 stops37h 18mAlaska Airlines
Sat 3/229:40 pmSYD - AUS
2 stops54h 50mAlaska Airlines
Deal found 1/21$1,644
This Gurufare deal was found by Cheapflights users on 1/21. 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.
Tue 2/45:37 pmAUS - SYD
1 stop19h 58mQantas Airways
Tue 12/165:25 pmSYD - AUS
1 stop18h 45mQantas Airways
Deal found 1/21$1,731
This Ovago deal was found by Cheapflights users on 1/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/41:00 pmAUS - SYD
3 stops35h 40mAir Tahiti Nui
Tue 12/167:05 amSYD - AUS
3 stops29h 05mAir Tahiti Nui
Deal found 1/21$1,982
This Singapore Airlines deal was found by Cheapflights users on 1/21. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/43:42 pmAUS - SYD
2 stops33h 13mSingapore Airlines
Tue 3/117:10 pmSYD - AUS
3 stops38h 56mSingapore Airlines
Deal found 1/21$3,148
This AranGrant deal was found by Cheapflights users on 1/20. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/77:20 amAUS - SYD
2 stops36h 25mChina Airlines
Sun 5/1810:10 pmSYD - AUS
2 stops52h 12mChina Airlines
Deal found 1/20$3,253

Find flights from Austin to Sydney within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Tue 3/4

3:45 pm-9:00 am

1 stop24h 15m

Sydney Kingsford Smith

Tue 3/11

11:15 am-11:48 pm

1 stop28h 33m

$877

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Fri 3/14

4:20 pm-7:00 am

1 stop22h 40m

Sydney Kingsford Smith

Thu 3/20

11:20 am-3:13 pm

1 stop19h 53m

$1,001

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Wed 4/30

2:55 pm-6:35 am

2 stops24h 40m

Sydney Kingsford Smith

Wed 5/7

9:25 am-8:55 pm

2 stops26h 30m

$1,044

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Sat 6/21

8:30 am-7:40 pm

2 stops44h 10m

Sydney Kingsford Smith

Mon 7/7

9:20 am-10:29 am

2 stops40h 09m

$1,070

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Wed 4/23

11:41 am-7:20 am

2 stops28h 39m

Sydney Kingsford Smith

Sat 5/3

1:45 pm-5:08 am

3 stops30h 23m

$1,285

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Fri 3/14

2:27 pm-7:45 pm

2 stops37h 18m

Sydney Kingsford Smith

Sat 3/22

9:40 pm-12:30 pm

2 stops54h 50m

$1,644

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Tue 2/4

5:37 pm-6:35 am

1 stop19h 58m

Sydney Kingsford Smith

Tue 12/16

5:25 pm-7:10 pm

1 stop18h 45m

$1,731

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Tue 2/4

3:10 pm-9:15 am

1 stop25h 05m

Sydney Kingsford Smith

Tue 12/16

9:55 am-11:59 pm

2 stops31h 04m

$1,780

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Tue 2/4

1:00 pm-5:40 pm

3 stops35h 40m

Sydney Kingsford Smith

Tue 12/16

7:05 am-7:10 pm

3 stops29h 05m

$1,982

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Tue 3/4

3:42 pm-5:55 pm

2 stops33h 13m

Sydney Kingsford Smith

Tue 3/11

7:10 pm-6:06 pm

3 stops38h 56m

$3,148

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 25 results
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Compare providers for flights from Austin to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Sydney in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Austin-Sydney flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Austin-Sydney flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Austin-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Austin-Sydney flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Travel insights for flights from Austin to Sydney

Get recent, data-driven insights about flights from Austin to Sydney including ideal travel times, pricing trends, and more.

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 January 17, 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 50 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 $1,051). Flying from Austin to Sydney in December is currently the most expensive (average of $1,643). 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 January 21, 2025.

It’s typically best to fly out from Austin to Sydney in the morning. Doing so could potentially save you 12% on the flight price compared to flying in the afternoon, 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 December 16, 2024.

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

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 January 21, 2025.
Read reviews from past customers who have flown Air Canada and American Airlines from Austin to Sydney. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

Overall

8.8

Boarding

8.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui
8.8
Very good
62 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

Overall

8.8

Boarding

8.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

ANA
8.4
Very good
852 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

Overall

8.8

Boarding

8.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Japan Airlines
8.3
Very good
1,449 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

Overall

8.8

Boarding

8.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Singapore Airlines
8.1
Very good
1,328 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

Overall

8.8

Boarding

8.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Fiji Airways
8.1
Very good
188 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

Overall

8.8

Boarding

8.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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, American Airlines ($877), United Airlines ($1,001), and Delta ($1,052) offers the cheapest pricing from Austin to Sydney. Users have found that American Airlines is 38% 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 Air Tahiti Nui. According to our data, you can fly for as low as $1,142. Users have also found prices from $2,223 and $2,525 on Singapore Airlines and Qantas Airways, 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 $1,051). Flying from Austin to Sydney in December is currently the most expensive (average of $1,643). 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?

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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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$267Average$1,438FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$289Average$1,432FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$934Average$1,343FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$1,047Average$1,276FlexibilityNo cancel feeOn-time67%
Air New ZealandCheapest$1,264Average$1,626FlexibilityNo cancel feeOn-time78%
Qantas AirwaysCheapest$1,282Average$1,733FlexibilityNo cancel feeOn-time74%
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