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Cheap flights from Sydney to Austin from $699

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 20/10. 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.
American Airlines Logo
09:10 - 23:53
SYD
-
AUS
29h 43m
1 stop
American Airlines Logo
17:41 - 09:45
AUS
-
SYD
25h 04m
2 stops
$1,383American Airlines
Thu, 13 Aug - Mon, 17 Aug
Multiple Airlines Logo
13:15 - 23:54
SYD
-
AUS
25h 39m
2 stops
Multiple Airlines Logo
07:00 - 11:50
AUS
-
SYD
37h 50m
2 stops
$1,459Multiple Airlines
Wed, 9 Sep - Wed, 16 Sep
American Airlines Logo
12:00 - 15:42
SYD
-
AUS
18h 42m
1 stop
American Airlines Logo
07:00 - 07:05
AUS
-
SYD
33h 05m
1 stop
$1,480American Airlines
Wed, 9 Sep - Wed, 16 Sep
American Airlines Logo
09:10 - 14:19
SYD
-
AUS
20h 09m
1 stop
American Airlines Logo
14:56 - 07:05
AUS
-
SYD
25h 09m
1 stop
$1,502American Airlines
Thu, 13 Aug - Mon, 17 Aug
United Airlines Logo
09:30 - 17:55
SYD
-
AUS
23h 25m
2 stops
United Airlines Logo
17:44 - 06:55
AUS
-
SYD
22h 11m
2 stops
$1,526United Airlines
Thu, 13 Aug - Mon, 17 Aug
Qantas Airways Logo
09:10 - 14:19
SYD
-
AUS
20h 09m
1 stop
Qantas Airways Logo
20:40 - 07:05
AUS
-
SYD
19h 25m
1 stop
$1,543Qantas Airways
Sat, 5 Sep - Fri, 18 Sep
Qantas Airways Logo
09:10 - 14:19
SYD
-
AUS
20h 09m
1 stop
Qantas Airways Logo
20:48 - 07:05
AUS
-
SYD
19h 17m
1 stop
$1,565Qantas Airways
Thu, 20 Aug - Thu, 27 Aug
American Airlines Logo
09:10 - 21:21
SYD
-
AUS
27h 11m
1 stop
American Airlines Logo
17:41 - 07:05
AUS
-
SYD
22h 24m
2 stops
$1,572American Airlines
Thu, 20 Aug - Thu, 27 Aug
American Airlines Logo
09:10 - 17:01
SYD
-
AUS
22h 51m
2 stops
American Airlines Logo
14:10 - 07:05
AUS
-
SYD
25h 55m
2 stops
$1,582American Airlines
Thu, 13 Aug - Mon, 17 Aug
American Airlines Logo
09:10 - 14:19
SYD
-
AUS
20h 09m
1 stop
American Airlines Logo
14:56 - 07:05
AUS
-
SYD
25h 09m
1 stop
$1,585American Airlines
Thu, 13 Aug - Mon, 17 Aug

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United Airlines flights from Sydney to Austin

Our best United Airlines deals on Sydney to Austin flight tickets
United Airlines
27 July
SYD10:20Sydney Kingsford Smith
26h 05m
2 stops
AUS21:25Austin Bergstrom
9 Aug
AUS18:04Austin Bergstrom
21h 56m
2 stops
SYD07:00Sydney Kingsford Smith
$1,441
United Airlines
27 July
SYD10:20Sydney Kingsford Smith
27h 44m
1 stop
AUS23:04Austin Bergstrom
31 Aug
AUS14:02Austin Bergstrom
25h 58m
1 stop
SYD07:00Sydney Kingsford Smith
$1,457
United Airlines
27 July
SYD10:20Sydney Kingsford Smith
27h 44m
1 stop
AUS23:04Austin Bergstrom
31 Aug
AUS14:02Austin Bergstrom
25h 58m
1 stop
SYD07:00Sydney Kingsford Smith
$1,460

Air Canada flights from Sydney to Austin

Our best Air Canada deals on Sydney to Austin flight tickets
Air Canada
8 Sept
SYD09:20Sydney Kingsford Smith
40h 28m
2 stops
AUS10:48Austin Bergstrom
15 Sept
AUS08:50Austin Bergstrom
31h 30m
1 stop
SYD07:20Sydney Kingsford Smith
$1,731
Air Canada
8 Sept
SYD09:20Sydney Kingsford Smith
40h 28m
2 stops
AUS10:48Austin Bergstrom
15 Sept
AUS11:40Austin Bergstrom
52h 40m
2 stops
SYD07:20Sydney Kingsford Smith
$1,735
Air Canada
8 Sept
SYD09:20Sydney Kingsford Smith
40h 28m
2 stops
AUS10:48Austin Bergstrom
15 Sept
AUS08:50Austin Bergstrom
31h 30m
1 stop
SYD07:20Sydney Kingsford Smith
$1,741

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 26 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

Thu 13/8

09:10-23:53

1 stop29h 43m

Austin Bergstrom

Mon 17/8

17:41-09:45

2 stops25h 04m

$1,383

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 9/9

13:15-23:54

2 stops25h 39m

Austin Bergstrom

Wed 16/9

07:00-11:50

2 stops37h 50m

$1,459

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 9/9

12:00-15:42

1 stop18h 42m

Austin Bergstrom

Wed 16/9

07:00-07:05

1 stop33h 05m

$1,480

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 13/8

09:10-14:19

1 stop20h 09m

Austin Bergstrom

Mon 17/8

14:56-07:05

1 stop25h 09m

$1,502

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 13/8

09:30-17:55

2 stops23h 25m

Austin Bergstrom

Mon 17/8

17:44-06:55

2 stops22h 11m

$1,526

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Sat 5/9

09:10-14:19

1 stop20h 09m

Austin Bergstrom

Fri 18/9

20:40-07:05

1 stop19h 25m

$1,543
Fastest return journey

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 20/8

09:10-14:19

1 stop20h 09m

Austin Bergstrom

Thu 27/8

20:48-07:05

1 stop19h 17m

$1,565

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 20/8

09:10-21:21

1 stop27h 11m

Austin Bergstrom

Thu 27/8

17:41-07:05

2 stops22h 24m

$1,572

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 13/8

09:10-17:01

2 stops22h 51m

Austin Bergstrom

Mon 17/8

14:10-07:05

2 stops25h 55m

$1,582

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Thu 13/8

09:10-14:19

1 stop20h 09m

Austin Bergstrom

Mon 17/8

14:56-07:05

1 stop25h 09m

$1,585

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

Prices are currently typical for flights on this route.

Typical prices usually range from $1,325 to $1,711.
The lowest price recently found on this route was $1,383.

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 $1,201.

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

20h 01m

Direct flights

None
The fastest flight from Sydney to Austin takes 20h 01m
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 20h 01m.

  • 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 $1,074Free cancellationRating
7.4
10,037 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,288Free cancellationRating
7.5
1,067 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,445Free cancellationRating
7.1
11,844 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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