What airlines fly to Australia?

United Airlines, Qantas Airways and American Airlines are the top three most popular airlines that fly to Australia from Austin according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 5 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Austin Bergstrom to Australia?

Qantas Airways and United Airlines are the most popular carriers operating from Austin Bergstrom to Australia

When did momondo last update prices for flights from Austin Bergstrom Airport to Australia?

Prices for flights from Austin Bergstrom Airport to Australia are refreshed on a daily basis.

How many operators does momondo search for flights from Austin Bergstrom Airport to Australia?

As of December 2025, there are 5 operators available to choose from for flights from Austin Bergstrom Airport to Australia.

How old do you have to be to fly from Austin Bergstrom Airport to Australia?

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 Australia.

What documentation or ID do you need to fly to Australia?

The necessary travel and health documents for your Australia 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.

$516 Cheap Flights from Austin to Australia in 2025/26

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Find the cheapest flights from Austin to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:52 pm - 9:35 am

AUS

SYD

23h 43m2 stops

11:20 am - 12:19 pm

SYD

AUS

41h 59m2 stops

$859Multiple Airlines

Tue, Feb 17 - Wed, Feb 25

1:00 pm - 9:35 am

AUS

SYD

27h 35m2 stops

11:20 am - 12:19 pm

SYD

AUS

41h 59m2 stops

$860Multiple Airlines

Tue, Feb 17 - Wed, Feb 25

2:45 pm - 7:25 am

AUS

SYD

23h 40m1 stop

5:45 pm - 11:17 pm

SYD

AUS

22h 32m1 stop

$918Qantas Airways

Fri, Feb 27 - Wed, Mar 4

1:05 pm - 9:35 am

AUS

SYD

51h 30m2 stops

11:20 am - 12:19 pm

SYD

AUS

41h 59m2 stops

$938Air Canada

Sat, Feb 7 - Wed, Feb 11

6:25 pm - 7:25 am

AUS

SYD

20h 00m1 stop

5:45 pm - 11:59 pm

SYD

AUS

22h 14m1 stop

$939Qantas Airways

Tue, Jan 27 - Tue, Mar 24

7:51 pm - 9:00 am

AUS

SYD

20h 09m1 stop

11:20 am - 1:54 pm

SYD

AUS

18h 34m1 stop

$948American Airlines

Sat, Mar 7 - Mon, Mar 16

3:10 pm - 8:45 am

AUS

BNE

25h 35m2 stops

9:45 am - 12:19 pm

BNE

AUS

41h 34m2 stops

$950Air Canada

Tue, Feb 3 - Thu, Mar 19

7:51 pm - 9:00 am

AUS

SYD

20h 09m1 stop

11:20 am - 4:56 pm

SYD

AUS

21h 36m2 stops

$952American Airlines

Sat, Mar 7 - Mon, Mar 16

9:40 am - 6:30 am

AUS

BNE

29h 50m1 stop

10:40 am - 4:52 pm

BNE

AUS

21h 12m1 stop

$1,038United Airlines

Mon, Mar 9 - Fri, Mar 13

9:40 am - 6:30 am

AUS

BNE

29h 50m1 stop

10:40 am - 4:52 pm

BNE

AUS

21h 12m1 stop

$1,039United Airlines

Mon, Mar 9 - Fri, Mar 13

Alaska Airlines flights from Austin to Australia

Our best Alaska Airlines deals on Austin to Australia flight tickets

Alaska Airlines

Dec 18

AUS5:46 pmAustin Bergstrom

32h 59m

2 stops

SYD7:45 pmSydney Kingsford Smith

Jan 8

SYD9:40 pmSydney Kingsford Smith

35h 59m

2 stops

AUS4:39 pmAustin Bergstrom

$2,853

Find similar

Alaska Airlines

Dec 18

AUS2:56 pmAustin Bergstrom

35h 49m

2 stops

SYD7:45 pmSydney Kingsford Smith

Jan 8

SYD9:40 pmSydney Kingsford Smith

35h 59m

2 stops

AUS4:39 pmAustin Bergstrom

$2,865

Find similar

Delta flights from Austin to Australia

Our best Delta deals on Austin to Australia flight tickets

Delta

Dec 12

AUS12:20 pmAustin Bergstrom

26h 40m

2 stops

MEL8:00 amMelbourne

Dec 24

MEL10:10 amMelbourne

19h 15m

1 stop

AUS12:25 pmAustin Bergstrom

$1,268

Find similar

Delta

Dec 12

AUS1:42 pmAustin Bergstrom

25h 48m

2 stops

SYD8:30 amSydney Kingsford Smith

Dec 24

SYD10:40 amSydney Kingsford Smith

18h 45m

1 stop

AUS12:25 pmAustin Bergstrom

$1,567

Find similar

Delta

Dec 12

AUS12:20 pmAustin Bergstrom

26h 40m

2 stops

MEL8:00 amMelbourne

Dec 24

MEL10:10 amMelbourne

27h 30m

2 stops

AUS8:40 pmAustin Bergstrom

$1,694

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Tue 2/17

4:52 pm-9:35 am

2 stops23h 43m

Sydney Kingsford Smith

Wed 2/25

11:20 am-12:19 pm

2 stops41h 59m

$859

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Tue 2/17

1:00 pm-9:35 am

2 stops27h 35m

Sydney Kingsford Smith

Wed 2/25

11:20 am-12:19 pm

2 stops41h 59m

$860

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Fri 2/27

2:45 pm-7:25 am

1 stop23h 40m

Sydney Kingsford Smith

Wed 3/4

5:45 pm-11:17 pm

1 stop22h 32m

$918

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Sat 2/7

1:05 pm-9:35 am

2 stops51h 30m

Sydney Kingsford Smith

Wed 2/11

11:20 am-12:19 pm

2 stops41h 59m

$938

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Tue 1/27

6:25 pm-7:25 am

1 stop20h 00m

Sydney Kingsford Smith

Tue 3/24

5:45 pm-11:59 pm

1 stop22h 14m

$939

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Sat 3/7

7:51 pm-9:00 am

1 stop20h 09m

Sydney Kingsford Smith

Mon 3/16

11:20 am-1:54 pm

1 stop18h 34m

$948

AustinBrisbane

AUS - BNE

AUSBNE

Austin Bergstrom

Tue 2/3

3:10 pm-8:45 am

2 stops25h 35m

Brisbane

Thu 3/19

9:45 am-12:19 pm

2 stops41h 34m

$950

AustinSydney

AUS - SYD

AUSSYD

Austin Bergstrom

Sat 3/7

7:51 pm-9:00 am

1 stop20h 09m

Sydney Kingsford Smith

Mon 3/16

11:20 am-4:56 pm

2 stops21h 36m

$952

AustinBrisbane

AUS - BNE

AUSBNE

Austin Bergstrom

Mon 3/9

9:40 am-6:30 am

1 stop29h 50m

Brisbane

Fri 3/13

10:40 am-4:52 pm

1 stop21h 12m

$1,038

AustinBrisbane

AUS - BNE

AUSBNE

Austin Bergstrom

Mon 3/9

9:40 am-6:30 am

1 stop29h 50m

Brisbane

Fri 3/13

10:40 am-4:52 pm

1 stop21h 12m

$1,039

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 Australia

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 cheapest month to fly to Australia?

The month of May is, on average, the cheapest month to fly to Australia from Austin, with most prices found around $1,002. If you aren’t able to travel during the month of May, then book flights to Australia from Austin during April instead. Flights to Australia in April, while not as cheap as those in May, still average around $1,018.

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

The cheapest day to depart from Austin to Australia is on a Saturday. Travelers who choose to depart for Australia on a Saturday will often find tickets for as low as $290. On the other hand, Sunday is the most expensive day to depart from Austin because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,047.

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

Flying to Australia from Austin in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $207 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,244 on average. Flights to Australia from Austin at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to Australia from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,185 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Austin for as low as $1,096 on momondo.

Can stopping save me money on Austin to Australia flights?

You could potentially save up to 15% on your flight if you consider stops on a Austin to Australia flight.

Cheap Austin to Australia flight deals and tips

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

Fastest flight time	19h 50m
Direct flights	None

The fastest flight from Austin to Australia takes 19h 50m

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

Search flight deals

When did momondo last update prices for flights from Austin Bergstrom Airport to Australia?
Prices for flights from Austin Bergstrom Airport to Australia are refreshed on a daily basis.
How many operators does momondo search for flights from Austin Bergstrom Airport to Australia?
As of December 2025, there are 5 operators available to choose from for flights from Austin Bergstrom Airport to Australia.
How old do you have to be to fly from Austin Bergstrom Airport to Australia?
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 Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia 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.

Best airlines flying from Austin to Australia

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $469	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
Fiji Airways	PriceFrom $717	Free Cancellation	Rating 8.1 210 reviews	Search Fiji Airways flights
United Airlines	PriceFrom $841	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
American Airlines	PriceFrom $876	Free Cancellation	Rating 7.2 11,048 reviews	Search American Airlines flights
Qantas Airways	PriceFrom $992	Free Cancellation	Rating 7.5 947 reviews	Search Qantas Airways flights

Why use momondo?

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

Finding the right flight to Australia from Austin 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 Australia quick and easy, saving you time and money.

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

Flights from Austin to Australia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Australia 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 Australia right now. Can momondo alert me if prices change?

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