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Cheap flights from Sydney to Austin from $628

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Austin departing on 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Sydney to Austin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
9:10 am - 2:43 pm
SYD
-
AUS
20h 33m
1 stop
Qantas Airways Logo
3:14 pm - 7:05 am
AUS
-
SYD
24h 51m
1 stop
$1,011Qantas Airways
Thu, Jun 4 - Tue, Jun 23
American Airlines Logo
9:10 am - 2:43 pm
SYD
-
AUS
20h 33m
1 stop
American Airlines Logo
6:49 pm - 7:05 am
AUS
-
SYD
21h 16m
2 stops
$1,014American Airlines
Thu, Jun 4 - Tue, Jun 23
Air Canada Logo
9:20 am - 10:58 am
SYD
-
AUS
40h 38m
2 stops
Air Canada Logo
10:25 am - 7:20 am
AUS
-
SYD
29h 55m
2 stops
$1,020Air Canada
Thu, Jun 4 - Tue, Jun 23
Air Canada Logo
9:20 am - 8:12 pm
SYD
-
AUS
49h 52m
2 stops
Air Canada Logo
9:00 am - 7:20 am
AUS
-
SYD
31h 20m
1 stop
$1,021Air Canada
Mon, Jul 27 - Mon, Aug 31
Multiple Airlines Logo
9:20 am - 8:12 pm
SYD
-
AUS
49h 52m
2 stops
Multiple Airlines Logo
3:08 pm - 7:20 am
AUS
-
SYD
25h 12m
2 stops
$1,026Multiple Airlines
Mon, Jul 27 - Mon, Aug 31
Air Canada Logo
9:20 am - 10:58 am
SYD
-
AUS
40h 38m
2 stops
Air Canada Logo
10:25 am - 7:20 am
AUS
-
SYD
53h 55m
3 stops
$1,028Air Canada
Thu, Jun 4 - Tue, Jun 23
United Airlines Logo
9:30 am - 3:29 pm
SYD
-
AUS
20h 59m
2 stops
United Airlines Logo
6:04 pm - 7:00 am
AUS
-
SYD
21h 56m
2 stops
$1,032United Airlines
Mon, Jun 8 - Wed, Jul 1
American Airlines Logo
9:10 am - 2:30 pm
SYD
-
AUS
20h 20m
1 stop
American Airlines Logo
3:01 pm - 7:05 am
AUS
-
SYD
25h 04m
1 stop
$1,033American Airlines
Mon, Jul 27 - Mon, Aug 31
American Airlines Logo
9:10 am - 9:44 pm
SYD
-
AUS
27h 34m
1 stop
American Airlines Logo
3:01 pm - 7:05 am
AUS
-
SYD
25h 04m
1 stop
$1,034American Airlines
Mon, Jul 27 - Mon, Aug 31
American Airlines Logo
9:10 am - 9:44 pm
SYD
-
AUS
27h 34m
1 stop
American Airlines Logo
3:01 pm - 7:05 am
AUS
-
SYD
25h 04m
1 stop
$1,035American Airlines
Mon, Jul 27 - Mon, Aug 31

Qantas Airways flights from Sydney to Austin

Our best Qantas Airways deals on Sydney to Austin flight tickets
Qantas Airways
Jun 4
SYD9:10 amSydney Kingsford Smith
20h 33m
1 stop
AUS2:43 pmAustin Bergstrom
Jun 23
AUS3:14 pmAustin Bergstrom
24h 51m
1 stop
SYD7:05 amSydney Kingsford Smith
$1,011
Qantas Airways
Jun 8
SYD9:10 amSydney Kingsford Smith
29h 40m
1 stop
AUS11:50 pmAustin Bergstrom
Jul 1
AUS3:14 pmAustin Bergstrom
24h 51m
1 stop
SYD7:05 amSydney Kingsford Smith
$1,047
Qantas Airways
Jun 8
SYD9:10 amSydney Kingsford Smith
29h 40m
1 stop
AUS11:50 pmAustin Bergstrom
Jul 1
AUS3:14 pmAustin Bergstrom
24h 51m
1 stop
SYD7:05 amSydney Kingsford Smith
$1,070

American Airlines flights from Sydney to Austin

Our best American Airlines deals on Sydney to Austin flight tickets
American Airlines
Jun 4
SYD9:10 amSydney Kingsford Smith
20h 33m
1 stop
AUS2:43 pmAustin Bergstrom
Jun 23
AUS6:49 pmAustin Bergstrom
21h 16m
2 stops
SYD7:05 amSydney Kingsford Smith
$1,014
American Airlines
Jul 27
SYD9:10 amSydney Kingsford Smith
20h 20m
1 stop
AUS2:30 pmAustin Bergstrom
Aug 31
AUS3:01 pmAustin Bergstrom
25h 04m
1 stop
SYD7:05 amSydney Kingsford Smith
$1,033
American Airlines
Jul 27
SYD9:10 amSydney Kingsford Smith
27h 34m
1 stop
AUS9:44 pmAustin Bergstrom
Aug 31
AUS3:01 pmAustin Bergstrom
25h 04m
1 stop
SYD7:05 amSydney Kingsford Smith
$1,034

momondo 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, momondo users made 832,500 searches. Data last updated May 16, 2026.
Use the filters below to find and compare flights from Sydney to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 6/4

9:10 am-2:43 pm

1 stop20h 33m

Austin Bergstrom

Tue 6/23

3:14 pm-7:05 am

1 stop24h 51m

$1,011
Quickest round-trip

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 6/4

9:10 am-2:43 pm

1 stop20h 33m

Austin Bergstrom

Tue 6/23

6:49 pm-7:05 am

2 stops21h 16m

$1,014

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 6/4

9:20 am-10:58 am

2 stops40h 38m

Austin Bergstrom

Tue 6/23

10:25 am-7:20 am

2 stops29h 55m

$1,020

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Mon 7/27

9:20 am-8:12 pm

2 stops49h 52m

Austin Bergstrom

Mon 8/31

9:00 am-7:20 am

1 stop31h 20m

$1,021

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Mon 7/27

9:20 am-8:12 pm

2 stops49h 52m

Austin Bergstrom

Mon 8/31

3:08 pm-7:20 am

2 stops25h 12m

$1,026

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 6/4

9:20 am-10:58 am

2 stops40h 38m

Austin Bergstrom

Tue 6/23

10:25 am-7:20 am

3 stops53h 55m

$1,028

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Mon 6/8

9:30 am-3:29 pm

2 stops20h 59m

Austin Bergstrom

Wed 7/1

6:04 pm-7:00 am

2 stops21h 56m

$1,032

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Mon 7/27

9:10 am-2:30 pm

1 stop20h 20m

Austin Bergstrom

Mon 8/31

3:01 pm-7:05 am

1 stop25h 04m

$1,033

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Mon 7/27

9:10 am-9:44 pm

1 stop27h 34m

Austin Bergstrom

Mon 8/31

3:01 pm-7:05 am

1 stop25h 04m

$1,034

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Mon 7/27

9:10 am-9:44 pm

1 stop27h 34m

Austin Bergstrom

Mon 8/31

3:01 pm-7:05 am

1 stop25h 04m

$1,035

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Austin from

How to get the cheapest flight ticket from Sydney to Austin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Sydney and Austin?

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from Sydney is in March. Flight prices, which tend to average around $839, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in March, then August is your next best option. Flight prices from Sydney to Austin during August average around $1,022.

Can stopping save me money on Sydney to Austin flights?

You could potentially save up to 1% on your flight if you consider stops on a Sydney to Austin flight.

How have Sydney to Austin flight prices changed over time?

As of May 2026, prices for Sydney to Austin flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Austin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sydney to Austin (SYD to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Austin

Fastest flight time

20h 20m

Direct flights

None
The fastest flight from Sydney to Austin takes 20h 20m
There are no direct flights from Sydney to Austin. There are no popular flight routes from Sydney to Austin.
Search flight deals

Frequently asked questions about flying from Sydney to Austin

  • How far is Sydney Kingsford Smith to Austin Bergstrom by plane?

    The distance between Sydney Kingsford Smith and Austin Bergstrom is about 8463.9 mi. 20h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Austin Bergstrom Airport?

    Prices for flights from Sydney Kingsford Smith Airport to Austin Bergstrom Airport are updated daily.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Austin Bergstrom Airport?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to Austin Bergstrom Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The necessary travel and health documents for your Austin Bergstrom Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sydney to Austin?

Best airlines flying from Sydney to Austin

Compare and see reviews for airlines that fly from Sydney to Austin with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $858Free CancellationRating
7.5
1,037 reviews
Search Qantas Airways flights

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
Wimberley
San Marcos
Round Rock
Georgetown
Cedar Park
Marble Falls
Canyon Lake
Horseshoe Bay
Dripping Springs
Seguin
Pflugerville
Bastrop
Kyle
Buda
Flatonia

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Austin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to Austin for you.

Can I find flights from Sydney to Austin with flexible booking policies on momondo?

momondo does allow users to show only those flights to Austin from Sydney which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Sydney to Austin?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sydney to Austin.

I’m not ready to book a flight from Sydney to Austin right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Austin, momondo offers a useful price alert feature which will track prices for flights to Austin from Sydney and alert you when they change.

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