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Cheap flights from Sydney to Austin from $690

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 10/11. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sydney to Austin

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
09:20 - 10:48
SYD
-
AUS
40h 28m
2 stops
Air Canada Logo
05:30 - 07:20
AUS
-
SYD
34h 50m
2 stops
$996Air Canada
Mon, 14 Sep - Mon, 21 Sep
Air Canada Logo
09:20 - 06:01
SYD
-
AUS
35h 41m
1 stop
Air Canada Logo
11:35 - 08:20
AUS
-
SYD
52h 45m
2 stops
$1,014Air Canada
Sun, 27 Sep - Sun, 18 Oct
Air Canada Logo
09:20 - 10:48
SYD
-
AUS
40h 28m
2 stops
Air Canada Logo
11:35 - 08:20
AUS
-
SYD
52h 45m
2 stops
$1,044Air Canada
Sun, 27 Sep - Sun, 18 Oct
Qantas Airways Logo
09:10 - 14:19
SYD
-
AUS
20h 09m
1 stop
Qantas Airways Logo
15:41 - 06:55
AUS
-
SYD
24h 14m
1 stop
$1,393Qantas Airways
Wed, 26 Aug - Wed, 2 Sep
American Airlines Logo
09:10 - 17:01
SYD
-
AUS
22h 51m
2 stops
American Airlines Logo
17:41 - 07:05
AUS
-
SYD
22h 24m
2 stops
$1,435American Airlines
Wed, 26 Aug - Wed, 2 Sep
American Airlines Logo
09:10 - 17:01
SYD
-
AUS
22h 51m
2 stops
American Airlines Logo
07:00 - 07:05
AUS
-
SYD
33h 05m
1 stop
$1,435American Airlines
Wed, 26 Aug - Wed, 2 Sep
Qantas Airways Logo
09:10 - 14:19
SYD
-
AUS
20h 09m
1 stop
Qantas Airways Logo
14:56 - 07:05
AUS
-
SYD
25h 09m
1 stop
$1,489Qantas Airways
Mon, 24 Aug - Mon, 31 Aug
Qantas Airways Logo
09:10 - 14:23
SYD
-
AUS
20h 13m
1 stop
Qantas Airways Logo
14:38 - 08:05
AUS
-
SYD
25h 27m
1 stop
$1,496Qantas Airways
Sun, 27 Sep - Sun, 18 Oct
United Airlines Logo
10:20 - 23:01
SYD
-
AUS
27h 41m
2 stops
United Airlines Logo
13:00 - 07:00
AUS
-
SYD
26h 00m
2 stops
$1,539United Airlines
Fri, 25 Sep - Mon, 26 Oct
United Airlines Logo
09:30 - 21:58
SYD
-
AUS
27h 28m
1 stop
United Airlines Logo
19:05 - 07:00
AUS
-
SYD
19h 55m
1 stop
$1,539United Airlines
Fri, 25 Sep - Mon, 26 Oct

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Qantas Airways flights from Sydney to Austin

Our best Qantas Airways deals on Sydney to Austin flight tickets
Qantas Airways
26 Aug
SYD09:10Sydney Kingsford Smith
20h 09m
1 stop
AUS14:19Austin Bergstrom
2 Sept
AUS15:41Austin Bergstrom
24h 14m
1 stop
SYD06:55Sydney Kingsford Smith
$1,393
Qantas Airways
24 Aug
SYD09:10Sydney Kingsford Smith
20h 09m
1 stop
AUS14:19Austin Bergstrom
31 Aug
AUS14:56Austin Bergstrom
25h 09m
1 stop
SYD07:05Sydney Kingsford Smith
$1,489
Qantas Airways
27 Sept
SYD09:10Sydney Kingsford Smith
20h 13m
1 stop
AUS14:23Austin Bergstrom
18 Oct
AUS14:38Austin Bergstrom
25h 27m
1 stop
SYD08:05Sydney Kingsford Smith
$1,496

American Airlines flights from Sydney to Austin

Our best American Airlines deals on Sydney to Austin flight tickets
American Airlines
26 Aug
SYD09:10Sydney Kingsford Smith
22h 51m
2 stops
AUS17:01Austin Bergstrom
2 Sept
AUS07:00Austin Bergstrom
33h 05m
1 stop
SYD07:05Sydney Kingsford Smith
$1,435
American Airlines
26 Aug
SYD09:10Sydney Kingsford Smith
22h 51m
2 stops
AUS17:01Austin Bergstrom
2 Sept
AUS17:41Austin Bergstrom
22h 24m
2 stops
SYD07:05Sydney Kingsford Smith
$1,438
American Airlines
14 Sept
SYD09:10Sydney Kingsford Smith
26h 20m
1 stop
AUS20:30Austin Bergstrom
21 Sept
AUS15:13Austin Bergstrom
24h 52m
1 stop
SYD07:05Sydney Kingsford Smith
$1,439

momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 31 July 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 return flight

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Mon 14/9

09:20-10:48

2 stops40h 28m

Austin Bergstrom

Mon 21/9

05:30-07:20

2 stops34h 50m

$996

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Sun 27/9

09:20-06:01

1 stop35h 41m

Austin Bergstrom

Sun 18/10

11:35-08:20

2 stops52h 45m

$1,014

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Sun 27/9

09:20-10:48

2 stops40h 28m

Austin Bergstrom

Sun 18/10

11:35-08:20

2 stops52h 45m

$1,044
Fastest return journey

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 26/8

09:10-14:19

1 stop20h 09m

Austin Bergstrom

Wed 2/9

15:41-06:55

1 stop24h 14m

$1,393

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 26/8

09:10-17:01

2 stops22h 51m

Austin Bergstrom

Wed 2/9

17:41-07:05

2 stops22h 24m

$1,435

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 26/8

09:10-17:01

2 stops22h 51m

Austin Bergstrom

Wed 2/9

07:00-07:05

1 stop33h 05m

$1,435

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Mon 24/8

09:10-14:19

1 stop20h 09m

Austin Bergstrom

Mon 31/8

14:56-07:05

1 stop25h 09m

$1,489

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Sun 27/9

09:10-14:23

1 stop20h 13m

Austin Bergstrom

Sun 18/10

14:38-08:05

1 stop25h 27m

$1,496

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Fri 25/9

10:20-23:01

2 stops27h 41m

Austin Bergstrom

Mon 26/10

13:00-07:00

2 stops26h 00m

$1,539

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Fri 25/9

09:30-21:58

1 stop27h 28m

Austin Bergstrom

Mon 26/10

19:05-07:00

1 stop19h 55m

$1,539

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 cheapest month to fly to Austin?

If you’re not able to fly to Austin in February, then March is your next best option. Flight prices from Sydney to Austin during March average around $1,200.

Can stopping save me money on Sydney to Austin flights?

You could potentially save up to 22% 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 July 2026, prices for Sydney to Austin flights are approximately 14% 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 return 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

18h 49m

Direct flights

None
The fastest flight from Sydney to Austin takes 18h 49m
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?

    A flight from Sydney Kingsford Smith to Austin Bergstrom will travel around 13621.3 km. By plane, this route typically takes 18h 49m.

  • 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 refreshed on a daily basis.

  • 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 required travel and health documents for your Austin Bergstrom Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Austin Bergstrom Airport. We recommend that you seek guidance from your airline or a reliable 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
United AirlinesPriceFrom $1,073Free cancellationRating
7.4
10,055 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,287Free cancellationRating
7.5
1,073 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,444Free cancellationRating
7.1
11,845 reviews
Search American Airlines flights

Travelling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg

Why use momondo?

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

Finding the right flight to Austin from Sydney is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Austin quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Austin from Sydney with this policy.

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

Once you have performed a search for Sydney to Austin flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Sydney to Austin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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