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$456+ Cheap flights from Sydney (SYD) to Austin (AUS)

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — AUS
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheapflights Tip: The best prices from Sydney Kingsford Smith to Austin Bergstrom are usually found in September or November, booked 46 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Sydney to Austin

Cheapest flights from Sydney to Austin
Explore the most affordable flight options available from Sydney to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This Air Canada deal was found by Cheapflights users on 2/9. 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 4/199:20 am
SYD
-
AUS
2 stops41h 40m
Multiple Airlines
Tue 4/211:00 pm
AUS
-
SYD
2 stops27h 20m
Multiple Airlines
Deal found 2/9$951
This Air Canada deal was found by Cheapflights users on 2/8. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1811:20 am
SYD
-
AUS
2 stops41h 59m
Air Canada
Sun 2/227:10 am
AUS
-
SYD
2 stops33h 25m
Air Canada
Deal found 2/8$1,025
This American Airlines deal was found by Cheapflights users on 2/7. 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.
Wed 3/2511:20 am
SYD
-
AUS
2 stops21h 38m
American Airlines
Wed 4/16:30 pm
AUS
-
SYD
2 stops21h 35m
American Airlines
Deal found 2/7$1,037
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1811:20 am
SYD
-
AUS
1 stop19h 24m
American Airlines
Sun 2/228:15 pm
AUS
-
SYD
1 stop41h 40m
American Airlines
Deal found 2/8$1,051
This Bravofly deal was found by Cheapflights users on 2/8. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2611:20 am
SYD
-
AUS
1 stop23h 42m
Qantas Airways
Thu 4/22:24 pm
AUS
-
SYD
1 stop25h 41m
Qantas Airways
Deal found 2/8$1,093
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2611:20 am
SYD
-
AUS
1 stop23h 42m
American Airlines
Thu 4/26:30 pm
AUS
-
SYD
2 stops21h 35m
American Airlines
Deal found 2/8$1,096
This Aunt Betty deal was found by Cheapflights users on 2/8. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2611:20 am
SYD
-
AUS
2 stops28h 31m
Multiple Airlines
Thu 4/23:37 pm
AUS
-
SYD
2 stops24h 28m
Multiple Airlines
Deal found 2/8$1,112
This Delta deal was found by Cheapflights users on 2/9. 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.
Thu 3/261:15 pm
SYD
-
AUS
2 stops25h 43m
Delta
Thu 4/25:12 am
AUS
-
SYD
2 stops34h 38m
Delta
Deal found 2/9$1,114
This Trip.com deal was found by Cheapflights users on 2/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1211:20 am
SYD
-
AUS
2 stops52h 56m
Multiple Airlines
Thu 3/1910:22 am
AUS
-
SYD
2 stops30h 38m
Multiple Airlines
Deal found 2/9$1,120
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Fri 3/2711:20 am
SYD
-
AUS
1 stop28h 39m
American Airlines
Fri 4/32:24 pm
AUS
-
SYD
1 stop25h 41m
American Airlines
Deal found 2/10$1,149

Find flight deals from Sydney to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Austin (AUS). 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$951
(Air Canada)

One-way from

$456
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$1,268
Provider with most accurate pricing for Sydney Kingsford Smith-Austin Bergstrom flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Austin Bergstrom flights.
Search Deals
From Sydney Kingsford Smith to Austin Bergstrom
Search Deals
One-way flight from Sydney Kingsford Smith to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sydney to Austin 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 February 11, 2026.
Use the filters below to find and compare flights from Sydney to Austin that are best for you.

Fly from

Sydney

Fly to

Austin

Route

Depart

Return

Price

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Sun 4/19

9:20 am-12:00 pm

2 stops41h 40m

Austin Bergstrom

Tue 4/21

1:00 pm-7:20 am

2 stops27h 20m

$951

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 3/25

11:20 am-4:58 pm

2 stops21h 38m

Austin Bergstrom

Wed 4/1

6:30 pm-8:05 am

2 stops21h 35m

$1,037

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 3/26

11:20 am-7:02 pm

1 stop23h 42m

Austin Bergstrom

Thu 4/2

2:24 pm-8:05 am

1 stop25h 41m

$1,093

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 3/26

11:20 am-7:02 pm

1 stop23h 42m

Austin Bergstrom

Thu 4/2

6:30 pm-8:05 am

2 stops21h 35m

$1,096

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 3/26

11:20 am-11:51 pm

2 stops28h 31m

Austin Bergstrom

Thu 4/2

3:37 pm-8:05 am

2 stops24h 28m

$1,112

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 3/26

1:15 pm-12:39 am

2 stops27h 24m

Austin Bergstrom

Thu 4/2

4:15 pm-7:50 am

1 stop23h 35m

$1,114

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 3/12

11:20 am-12:16 am

2 stops52h 56m

Austin Bergstrom

Thu 3/19

10:22 am-9:00 am

2 stops30h 38m

$1,120

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Fri 3/27

11:20 am-11:59 pm

1 stop28h 39m

Austin Bergstrom

Fri 4/3

2:24 pm-8:05 am

1 stop25h 41m

$1,149

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 4/15

1:15 pm-12:09 pm

3 stops37h 54m

$456

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 3/11

2:00 pm-9:27 am

3 stops35h 27m

$457

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 19 results
1
2
  • Most accurate provider: When it comes to deals on Sydney-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sydney-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-Austin flights, Cheapflights users trust FlightHub the most. FlightHub 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 Sydney-Austin 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 Sydney to Austin

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

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

Use this chart to determine the optimal time to book a round-trip flight from Sydney to Austin. Price data was last updated on February 6, 2026.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Austin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, May is the cheapest month in which you can book a flight from Sydney to Austin (average of $560). Flying from Sydney to Austin in July is currently the most expensive (average of $1,104). 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 SYD to AUS?

Find hourly flight availability from Sydney to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 11, 2026.

It’s typically best to fly out from Sydney to Austin in the evening. Doing so could potentially save you 46% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. 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 Austin. Reviews last updated February 11, 2026.
Read reviews from past customers who have flown Qantas Airways and United Airlines from Sydney to Austin. 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.
Qantas Airways
7.5
Good
988 reviews

Boarding

7.7

Crew

8.1

Food

7.0

Comfort

7.5

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qantas Airways
7.5
Good
988 reviews
Qantas Airways
7.5
Good
988 reviews

Boarding

7.7

Crew

8.1

Food

7.0

Comfort

7.5

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
United Airlines
7.4
Good
9,273 reviews
Qantas Airways
7.5
Good
988 reviews

Boarding

7.7

Crew

8.1

Food

7.0

Comfort

7.5

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.

Related info for your journey

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

  • How long is the flight from Sydney to Austin?

    There are many flights that can get you from Sydney to Austin in 21h 38m. Fly via American Airlines or Qantas Airways to get the fastest option. The distance between Sydney and Austin is about 8469 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Sydney to Austin round-trip from $945. Another airline that can offer you cheap pricing is Qantas Airways. United Airlines is priced at 21% lower than the current average price of a flight leaving 3 months from now.

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

    $495 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $496 and $499, respectively.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Sydney to Austin (average of $560). Flying from Sydney to Austin in July is currently the most expensive (average of $1,104). 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
Cedar Park
San Marcos
Fredericksburg
Round Rock
Georgetown
Bastrop
Pflugerville
Dripping Springs
Canyon Lake
Seguin
Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Sydney to Austin

Discover the top 2 airlines that operate flights from Sydney to Austin. 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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$945Average$1,122FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$959Average$1,280FlexibilityNo cancel feeOn-time74%

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