What is the cheapest airline that flies from Austin Bergstrom to Sydney Kingsford Smith?

Qantas Airways and Delta are the most popular carriers operating from Austin Bergstrom to Sydney Kingsford Smith

What airlines fly to Sydney?

Qantas Airways, United Airlines and American Airlines are the top three most popular airlines that fly to Sydney from Austin according to our data. Qantas Airways is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 5 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

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

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

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

The number of operators available for flights from Austin Bergstrom Airport to Sydney Kingsford Smith Airport is 5 as of September 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The required travel and health documents for your Sydney Kingsford Smith 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 license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$554 Cheap Flights from Austin to Sydney in 2026/27

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Cheap round-trip flights

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12:05 pm - 8:35 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

28h 30m2 stops Toronto Pearson Intl Vancouver Intl

11:20 am - 11:11 amSYD Sydney Kingsford Smith-AUS Austin Bergstrom

40h 51m2 stops Vancouver Intl Toronto Pearson Intl

$953Air Canada

Wed, Oct 28 - Wed, Nov 4

4:30 pm - 9:35 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

24h 05m2 stops Denver Intl Vancouver Intl

11:20 am - 5:41 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

23h 21m2 stops Vancouver Intl San Francisco

$1,010Multiple Airlines

Tue, Nov 3 - Wed, Nov 11

1:27 pm - 8:35 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

27h 08m2 stops San Francisco Vancouver Intl

11:20 am - 7:24 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

25h 04m2 stops Vancouver Intl San Francisco

$1,100Air New Zealand

Tue, Oct 27 - Tue, Nov 3

9:00 am - 8:20 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

31h 20m1 stop Vancouver Intl

11:20 am - 11:11 amSYD Sydney Kingsford Smith-AUS Austin Bergstrom

40h 51m1 stop Toronto Pearson Intl

$1,101Air New Zealand

Tue, Oct 20 - Wed, Nov 4

6:55 pm - 11:05 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

23h 10m2 stops Dallas/Fort Worth Brisbane

2:05 pm - 4:54 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

19h 49m1 stop Dallas/Fort Worth

$1,165Qantas Airways

Mon, Feb 1 - Sat, Feb 27

6:55 pm - 11:05 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

23h 10m2 stops Dallas/Fort Worth Brisbane

2:05 pm - 4:54 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

19h 49m1 stop Dallas/Fort Worth

$1,166Qantas Airways

Mon, Feb 1 - Sat, Feb 27

4:20 pm - 6:55 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

21h 35m1 stop Dallas/Fort Worth

2:05 pm - 5:05 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

20h 00m1 stop Dallas/Fort Worth

$1,291American Airlines

Tue, Nov 3 - Wed, Nov 11

3:23 pm - 9:00 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

24h 37m1 stop Los Angeles

11:10 am - 3:30 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

21h 20m2 stops Los Angeles Dallas/Fort Worth

$1,291American Airlines

Tue, Nov 3 - Wed, Nov 11

8:01 pm - 9:20 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

20h 19m1 stop San Francisco

9:20 am - 3:20 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

23h 00m1 stop Houston George Bush Intcntl

$1,310United Airlines

Mon, Nov 30 - Tue, Dec 29

6:43 pm - 9:20 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

22h 37m1 stop San Francisco

11:20 am - 1:14 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

18h 54m1 stop Los Angeles

$1,310United Airlines

Wed, Oct 28 - Wed, Nov 4

Cheap last minute flights

Enter your travel dates to find the best prices.

7:10 pm - 7:20 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

45h 10m2 stops Houston George Bush Intcntl Vancouver Intl

9:20 am - 11:30 amSYD Sydney Kingsford Smith-AUS Austin Bergstrom

41h 10m2 stops Vancouver Intl Denver Intl

$1,328Air Canada

Fri, Sep 18 - Thu, Sep 24

7:10 pm - 7:20 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

45h 10m2 stops Houston George Bush Intcntl Vancouver Intl

9:20 am - 4:24 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

70h 04m3 stops Vancouver Intl Toronto Pearson Intl Chicago O'Hare Intl

$1,368Air Canada

Fri, Sep 18 - Thu, Sep 24

5:30 am - 8:45 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

36h 15m2 stops Houston George Bush Intcntl Auckland Intl

10:20 am - 6:25 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

23h 05m1 stop San Francisco

$1,691Air New Zealand

Fri, Sep 18 - Thu, Sep 24

10:39 am - 6:55 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

29h 16m1 stop Dallas/Fort Worth

5:50 pm - 11:54 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

21h 04m1 stop Los Angeles

$2,268Qantas Airways

Thu, Sep 17 - Sat, Sep 19

8:40 pm - 7:05 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

19h 25m1 stop Los Angeles

9:10 am - 11:54 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

29h 44m1 stop Los Angeles

$2,346Qantas Airways

Fri, Sep 18 - Thu, Sep 24

7:00 am - 7:00 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

33h 00m1 stop Los Angeles

11:55 am - 9:58 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

25h 03m2 stops Auckland Intl Los Angeles

$12,316Air New Zealand

Sun, Sep 20 - Thu, Sep 24

2:08 pm - 7:05 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

25h 57m2 stops Dallas/Fort Worth Los Angeles

9:10 am - 8:30 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

26h 20m1 stop Los Angeles

$13,058American Airlines

Fri, Sep 18 - Thu, Sep 24

2:08 pm - 7:05 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

25h 57m2 stops Dallas/Fort Worth Los Angeles

9:10 am - 11:45 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

29h 35m2 stops Los Angeles Dallas/Fort Worth

$13,058American Airlines

Fri, Sep 18 - Thu, Sep 24

1:30 pm - 6:50 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

26h 20m1 stop Los Angeles

9:15 am - 12:35 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

18h 20m1 stop Los Angeles

$13,739Delta

Sat, Sep 19 - Thu, Sep 24

6:13 pm - 6:50 amAUS Austin Bergstrom-SYD Sydney Kingsford Smith

45h 37m2 stops Salt Lake City Los Angeles

9:15 am - 11:55 pmSYD Sydney Kingsford Smith-AUS Austin Bergstrom

29h 40m2 stops Los Angeles Seattle/Tacoma Intl

$13,838Delta

Fri, Sep 18 - Thu, Sep 24

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Air Canada flights from Austin to Sydney

Our best Air Canada deals on Austin to Sydney flight tickets

Air Canada

Oct 28

AUS12:05 pmAustin Bergstrom

28h 30m

2 stops

SYD8:35 amSydney Kingsford Smith

Nov 4

SYD11:20 amSydney Kingsford Smith

40h 51m

2 stops

AUS11:11 amAustin Bergstrom

$953

Air Canada

Nov 4

AUS12:05 pmAustin Bergstrom

28h 30m

1 stop

SYD9:35 amSydney Kingsford Smith

Nov 22

SYD11:20 amSydney Kingsford Smith

40h 51m

1 stop

AUS11:11 amAustin Bergstrom

$1,025

Air Canada

Nov 22

AUS12:05 pmAustin Bergstrom

28h 30m

2 stops

SYD9:35 amSydney Kingsford Smith

Nov 30

SYD11:20 amSydney Kingsford Smith

40h 51m

2 stops

AUS11:11 amAustin Bergstrom

$1,026

Air New Zealand flights from Austin to Sydney

Our best Air New Zealand deals on Austin to Sydney flight tickets

Air New Zealand

Oct 27

AUS1:27 pmAustin Bergstrom

27h 08m

2 stops

SYD8:35 amSydney Kingsford Smith

Nov 3

SYD11:20 amSydney Kingsford Smith

25h 04m

2 stops

AUS7:24 pmAustin Bergstrom

$1,100

Air New Zealand

Oct 20

AUS9:00 amAustin Bergstrom

31h 20m

1 stop

SYD8:20 amSydney Kingsford Smith

Nov 4

SYD11:20 amSydney Kingsford Smith

40h 51m

1 stop

AUS11:11 amAustin Bergstrom

$1,101

Air New Zealand

Oct 20

AUS9:00 amAustin Bergstrom

31h 20m

1 stop

SYD8:20 amSydney Kingsford Smith

Nov 4

SYD11:20 amSydney Kingsford Smith

23h 21m

2 stops

AUS5:41 pmAustin Bergstrom

$1,102

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinSydney

AUS Austin Bergstrom - SYD Sydney Kingsford Smith

AUSSYD

Austin Bergstrom

Wed 10/28

12:05 pm-8:35 am

2 stops28h 30m

Sydney Kingsford Smith

Wed 11/4

11:20 am-11:11 am

2 stops40h 51m

$953

AustinSydney

AUS Austin Bergstrom - SYD Sydney Kingsford Smith

AUSSYD

Austin Bergstrom

Tue 11/3

4:30 pm-9:35 am

2 stops24h 05m

Sydney Kingsford Smith

Wed 11/11

11:20 am-5:41 pm

2 stops23h 21m

$1,010

AustinSydney

AUS Austin Bergstrom - SYD Sydney Kingsford Smith

AUSSYD

Austin Bergstrom

Tue 10/27

1:27 pm-8:35 am

2 stops27h 08m

Sydney Kingsford Smith

Tue 11/3

11:20 am-7:24 pm

2 stops25h 04m

$1,100

AustinSydney

AUS Austin Bergstrom - SYD Sydney Kingsford Smith

AUSSYD

Austin Bergstrom

Tue 10/20

9:00 am-8:20 am

1 stop31h 20m

Sydney Kingsford Smith

Wed 11/4

11:20 am-11:11 am

1 stop40h 51m

$1,101

AustinSydney

AUS Austin Bergstrom - SYD Sydney Kingsford Smith

AUSSYD

Austin Bergstrom

Mon 2/1

6:55 pm-11:05 am

2 stops23h 10m

Sydney Kingsford Smith

Sat 2/27

2:05 pm-4:54 pm

1 stop19h 49m

$1,165

AustinSydney

AUS Austin Bergstrom - SYD Sydney Kingsford Smith

AUSSYD

Austin Bergstrom

Mon 2/1

6:55 pm-11:05 am

2 stops23h 10m

Sydney Kingsford Smith

Sat 2/27

2:05 pm-4:54 pm

1 stop19h 49m

$1,166

AustinSydney

AUS Austin Bergstrom - SYD Sydney Kingsford Smith

AUSSYD

Austin Bergstrom

Tue 11/3

4:20 pm-6:55 am

1 stop21h 35m

Sydney Kingsford Smith

Wed 11/11

2:05 pm-5:05 pm

1 stop20h 00m

$1,291

AustinSydney

AUS Austin Bergstrom - SYD Sydney Kingsford Smith

AUSSYD

Austin Bergstrom

Tue 11/3

3:23 pm-9:00 am

1 stop24h 37m

Sydney Kingsford Smith

Wed 11/11

11:10 am-3:30 pm

2 stops21h 20m

$1,291

AustinSydney

AUS Austin Bergstrom - SYD Sydney Kingsford Smith

AUSSYD

Austin Bergstrom

Mon 11/30

8:01 pm-9:20 am

1 stop20h 19m

Sydney Kingsford Smith

Tue 12/29

9:20 am-3:20 pm

1 stop23h 00m

$1,310

Quickest round-trip

AustinSydney

AUS Austin Bergstrom - SYD Sydney Kingsford Smith

AUSSYD

Austin Bergstrom

Wed 10/28

6:43 pm-9:20 am

1 stop22h 37m

Sydney Kingsford Smith

Wed 11/4

11:20 am-1:14 pm

1 stop18h 54m

$1,310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Austin to Sydney

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

Prices

Airlines

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

Prices are currently low for flights on this route.

Typical prices usually range from $1,321 to $1,451.
The lowest price recently found on this route was $953.

What is the cheapest month to fly to Sydney?

In general, August is the cheapest month to fly from Austin to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $988. If you are unable to visit Sydney during the month of August, then departing from Austin during the month February is also very affordable. Most momondo users find prices during this month for around $1,004.

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

You are more likely to see cheaper flights to Sydney from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,291 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Austin for as low as $737 on momondo.

Can stopping save me money on Austin to Sydney flights?

You could potentially save up to 7% on your flight if you consider stops on a Austin to Sydney flight.

How have Austin to Sydney flight prices changed over time?

When to book flights from Austin to Sydney

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

Estimated round-trip price

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

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

Best Price Found	$554
Fastest flight time	22h 37m
Direct flights	None

The best one-way flight to Sydney from Austin in the past 72 hours is $554. The best round-trip flight deal from Austin to Sydney found on momondo in the last 72 hours is $953.

The fastest flight from Austin to Sydney takes 22h 37m

There are no direct flights from Austin to Sydney. There are no popular flight routes from Austin to Sydney.

Search flight deals

Frequently asked questions about flying from Austin to Sydney

How far is Austin Bergstrom to Sydney Kingsford Smith by plane?
Austin Bergstrom and Sydney Kingsford Smith are 8463.9 mi apart from one another. Typically, this will take 22h 37m by plane in normal conditions.
When did momondo last update prices for flights from Austin Bergstrom Airport to Sydney Kingsford Smith Airport?
Prices for flights from Austin Bergstrom Airport to Sydney Kingsford Smith Airport are updated daily.
How many operators does momondo search for flights from Austin Bergstrom Airport to Sydney Kingsford Smith Airport?
The number of operators available for flights from Austin Bergstrom Airport to Sydney Kingsford Smith Airport is 5 as of September 2026.
How old do you have to be to fly from Austin Bergstrom Airport to Sydney Kingsford Smith Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The required travel and health documents for your Sydney Kingsford Smith 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 license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith 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 Austin to Sydney?
momondo data reveals that the most frequently booked airline on the route from Austin to Sydney is Qantas Airways, representing 37% of all bookings. The subsequent popular airlines are United Airlines at 26%, American Airlines at 20%, and Delta at 12%.

Best airlines flying from Austin to Sydney

Compare and see reviews for airlines that fly from Austin to Sydney with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $287	Free Cancellation	Rating 7.8 8,568 reviews	Search Delta flights
American Airlines	PriceFrom $945	Free Cancellation	Rating 7.1 12,056 reviews	Search American Airlines flights
United Airlines	PriceFrom $947	Free Cancellation	Rating 7.4 10,208 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $948	Free Cancellation	Rating 7.5 1,098 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $976	Free Cancellation	Rating 8.0 669 reviews	Search Air New Zealand flights

Parramatta

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Katoomba

Coogee

Cronulla

Leura

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Manly

Terrigal

Lithgow

Charlestown

Swansea

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Austin to Sydney. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Austin to Sydney on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Sydney from Austin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Austin to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.

An easier way to manage your Sydney trip

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Cheap flights from Austin to Sydney from $554

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Sydney departing on 10/29. 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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Air Canada flights from Austin to Sydney

Our best Air Canada deals on Austin to Sydney flight tickets

Air New Zealand flights from Austin to Sydney

Our best Air New Zealand deals on Austin to Sydney flight tickets

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How to get the cheapest flight ticket from Austin to Sydney

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

What is the cheapest month to fly to Sydney?

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

Can stopping save me money on Austin to Sydney flights?

How have Austin to Sydney flight prices changed over time?

What is the cheapest airline that flies from Austin Bergstrom to Sydney Kingsford Smith?

What airlines fly to Sydney?

When to book flights from Austin to Sydney

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

Best Price Found

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Direct flights

Frequently asked questions about flying from Austin to Sydney

Best airlines flying from Austin to Sydney

Compare and see reviews for airlines that fly from Austin to Sydney with momondo

Traveling to a place near Sydney?

Why use momondo?

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Sydney. Availability may vary depending on flight origin and airline.

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