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Cheap flights from Sydney to Austin from $753

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 16/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Sydney to Austin (SYD-AUS)

Cheap return flights

Air Canada Logo
10:20 - 19:53SYD-AUS
25h 33m2 stops
Air Canada Logo
12:50 - 09:35AUS-SYD
27h 45m2 stops
$1,219Air Canada
Find Deal
Fri, 31 Oct - Sat, 15 Nov
Air Canada Logo
10:20 - 20:11SYD-AUS
25h 51m1 stop
Air Canada Logo
13:05 - 08:35AUS-SYD
51h 30m2 stops
$1,254Air Canada
Find Deal
Wed, 22 Oct - Mon, 27 Oct
Air Canada Logo
10:20 - 19:55SYD-AUS
49h 35m3 stops
Air Canada Logo
11:30 - 08:35AUS-SYD
53h 05m3 stops
$1,265Air Canada
Find Deal
Wed, 22 Oct - Mon, 27 Oct
American Airlines Logo
09:10 - 17:16SYD-AUS
23h 06m2 stops
American Airlines Logo
14:18 - 07:05AUS-SYD
25h 47m2 stops
$1,279American Airlines
Find Deal
Sat, 13 Sep - Tue, 23 Sep
United Airlines Logo
10:30 - 15:38SYD-AUS
21h 08m1 stop
United Airlines Logo
13:54 - 07:55AUS-SYD
26h 01m1 stop
$1,285United Airlines
Find Deal
Wed, 8 Oct - Wed, 15 Oct
American Airlines Logo
10:10 - 19:39SYD-AUS
25h 29m1 stop
American Airlines Logo
13:54 - 08:05AUS-SYD
26h 11m1 stop
$1,357American Airlines
Find Deal
Wed, 8 Oct - Wed, 15 Oct
United Airlines Logo
11:20 - 17:08SYD-AUS
21h 48m2 stops
United Airlines Logo
14:50 - 07:55AUS-SYD
25h 05m2 stops
$1,744United Airlines
Find Deal
Wed, 8 Oct - Wed, 15 Oct
Logo
11:50 - 05:32SYD-AUS
33h 42m3 stops
Logo
17:37 - 10:35AUS-SYD
24h 58m2 stops
$1,889
Find Deal
Wed, 8 Oct - Wed, 15 Oct
Logo
08:30 - 18:10SYD-AUS
25h 40m3 stops
Logo
19:04 - 12:15AUS-SYD
24h 11m2 stops
$2,555
Find Deal
Fri, 31 Oct - Sat, 15 Nov
Air Tahiti Nui Logo
17:50 - 12:47SYD-AUS
57h 57m3 stops
Air Tahiti Nui Logo
07:10 - 15:10AUS-SYD
41h 00m3 stops
$2,658Air Tahiti Nui
Find Deal
Sat, 13 Sep - Tue, 23 Sep

Air Canada flights from Sydney to Austin

Our best Air Canada deals on Sydney to Austin flight tickets
Air Canada
31 Oct
SYD10:20Sydney Kingsford Smith
25h 33m
2 stops
AUS19:53Austin Bergstrom
15 Nov
AUS12:50Austin Bergstrom
27h 45m
2 stops
SYD09:35Sydney Kingsford Smith
$1,219
Find similar
Air Canada
22 Oct
SYD10:20Sydney Kingsford Smith
25h 51m
1 stop
AUS20:11Austin Bergstrom
27 Oct
AUS13:05Austin Bergstrom
51h 30m
2 stops
SYD08:35Sydney Kingsford Smith
$1,254
Find similar
Air Canada
22 Oct
SYD10:20Sydney Kingsford Smith
49h 35m
3 stops
AUS19:55Austin Bergstrom
27 Oct
AUS11:30Austin Bergstrom
53h 05m
3 stops
SYD08:35Sydney Kingsford Smith
$1,265
Find similar

American Airlines flights from Sydney to Austin

Our best American Airlines deals on Sydney to Austin flight tickets
American Airlines
13 Sept
SYD09:10Sydney Kingsford Smith
23h 06m
2 stops
AUS17:16Austin Bergstrom
23 Sept
AUS14:18Austin Bergstrom
25h 47m
2 stops
SYD07:05Sydney Kingsford Smith
$1,279
Find similar
American Airlines
8 Oct
SYD10:10Sydney Kingsford Smith
25h 29m
1 stop
AUS19:39Austin Bergstrom
15 Oct
AUS13:54Austin Bergstrom
26h 11m
1 stop
SYD08:05Sydney Kingsford Smith
$1,357
Find similar
American Airlines
8 Oct
SYD10:10Sydney Kingsford Smith
22h 17m
2 stops
AUS16:27Austin Bergstrom
15 Oct
AUS13:54Austin Bergstrom
26h 11m
1 stop
SYD08:05Sydney Kingsford Smith
$1,364
Find similar

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 25 August 2025.
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

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Fri 31/10

10:20-19:53

2 stops25h 33m

Austin Bergstrom

Sat 15/11

12:50-09:35

2 stops27h 45m

$1,219

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 22/10

10:20-20:11

1 stop25h 51m

Austin Bergstrom

Mon 27/10

13:05-08:35

2 stops51h 30m

$1,254

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 22/10

10:20-19:55

3 stops49h 35m

Austin Bergstrom

Mon 27/10

11:30-08:35

3 stops53h 05m

$1,265

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Sat 13/9

09:10-17:16

2 stops23h 06m

Austin Bergstrom

Tue 23/9

14:18-07:05

2 stops25h 47m

$1,279

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 8/10

10:30-15:38

1 stop21h 08m

Austin Bergstrom

Wed 15/10

13:54-07:55

1 stop26h 01m

$1,285

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 8/10

10:10-19:39

1 stop25h 29m

Austin Bergstrom

Wed 15/10

13:54-08:05

1 stop26h 11m

$1,357

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 8/10

11:20-17:08

2 stops21h 48m

Austin Bergstrom

Wed 15/10

14:50-07:55

2 stops25h 05m

$1,744

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Wed 8/10

11:50-05:32

3 stops33h 42m

Austin Bergstrom

Wed 15/10

17:37-10:35

2 stops24h 58m

$1,889

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Fri 31/10

08:30-18:10

3 stops25h 40m

Austin Bergstrom

Sat 15/11

19:04-12:15

2 stops24h 11m

$2,555

SydneyAustin

SYD - AUS

SYDAUS

Sydney Kingsford Smith

Sat 13/9

17:50-12:47

3 stops57h 57m

Austin Bergstrom

Tue 23/9

07:10-15:10

3 stops41h 00m

$2,658

Flights are sorted by cheapest return 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?

If you’re not able to fly to Austin in May, then March is your next best option. Flight prices from Sydney to Austin during March average around $1,729.

What is the cheapest day to depart on your flight to Austin?

Our data shows that Saturday is the least expensive day to fly to Austin. Tickets to fly out on this day can be as low as $292. Flights from Sydney to Austin on a Monday will generally be more expensive and average around $320. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Austin?

Our most recent data shows that the best time of day to fly to Austin is in the morning. Flights from Sydney to Austin during this time can be as low as $283. Try not to purchase tickets in the afternoon because they tend to be around $411. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Austin?

You are more likely to see cheaper flights to Austin from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $2,024 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Sydney for as low as $1,471 on momondo.

Can stopping save me money on Sydney to Austin flights?

You could potentially save up to 59% 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 August 2025, prices for Sydney to Austin flights are approximately 46% 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

Direct flights

None
There are no direct flights from Sydney to Austin. There are no popular flight routes from Sydney to Austin.
Search flight deals

  • 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 34m.

  • 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
Air CanadaPriceFrom $1,293Free cancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,299Free cancellationRating
7.4
8,940 reviews
Search United Airlines flights
Air New ZealandPriceFrom $1,550Free cancellationRating
8.0
505 reviews
Search Air New Zealand flights
Qantas AirwaysPriceFrom $1,574Free cancellationRating
7.5
904 reviews
Search Qantas Airways flights
Virgin AustraliaPriceFrom $1,764Free cancellationRating
7.5
415 reviews
Search Virgin Australia flights

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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