What airlines fly to Australia?

Qantas Airways, United Airlines and American Airlines are the top three most popular airlines that fly to Australia from San Antonio according to our data. Qantas Airways is the first choice among our users, with 42% 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 San Antonio to Australia?

United Airlines, Qantas Airways, and American Airlines are the most popular carriers operating from San Antonio to Australia

When did momondo last update prices for flights from San Antonio Airport to Australia?

Prices for flights from San Antonio Airport to Australia are updated daily.

How many operators does momondo search for flights from San Antonio Airport to Australia?

There are 4 operators available for flights from San Antonio Airport to Australia as of August 2026.

How old do you have to be to fly from San Antonio Airport to Australia?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Australia.

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

The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$651 Cheap Flights from San Antonio to Australia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:47 pm - 11:50 amSAT San Antonio-SYD Sydney Kingsford Smith

30h 03m3 stops Las Vegas Harry Reid Intl Los Angeles Nadi

1:15 pm - 9:07 amSYD Sydney Kingsford Smith-SAT San Antonio

34h 52m3 stops Nadi Los Angeles Orlando

$1,107Multiple Airlines

Sat, Sep 19 - Tue, Sep 29

4:50 pm - 7:50 amSAT San Antonio-MEL Melbourne

24h 00m1 stop Los Angeles

10:00 am - 2:49 pmMEL Melbourne-SAT San Antonio

19h 49m1 stop Los Angeles

$1,158Delta

Mon, Sep 14 - Wed, Sep 23

5:00 pm - 8:00 amSAT San Antonio-MEL Melbourne

22h 00m1 stop Los Angeles

10:10 am - 2:52 pmMEL Melbourne-SAT San Antonio

21h 42m1 stop Los Angeles

$1,158Delta

Mon, Nov 9 - Wed, Nov 18

11:45 am - 8:35 amSAT San Antonio-SYD Sydney Kingsford Smith

28h 50m2 stops Houston George Bush Intcntl Auckland Intl

7:30 am - 10:46 amSYD Sydney Kingsford Smith-SAT San Antonio

44h 16m2 stops Auckland Intl Houston George Bush Intcntl

$1,204Air New Zealand

Mon, Oct 26 - Tue, Nov 17

4:34 pm - 8:05 amSAT San Antonio-SYD Sydney Kingsford Smith

23h 31m1 stop Los Angeles

7:15 pm - 1:15 pmSYD Sydney Kingsford Smith-SAT San Antonio

34h 00m2 stops Auckland Intl Dallas/Fort Worth

$1,234Qantas Airways

Wed, Oct 21 - Thu, Oct 29

6:34 pm - 10:25 pmSAT San Antonio-SYD Sydney Kingsford Smith

34h 51m2 stops Dallas/Fort Worth Brisbane

11:20 am - 4:09 pmSYD Sydney Kingsford Smith-SAT San Antonio

21h 49m1 stop Los Angeles

$1,249Qantas Airways

Sat, Nov 7 - Tue, Nov 17

3:00 pm - 6:55 amSAT San Antonio-SYD Sydney Kingsford Smith

23h 55m1 stop Dallas/Fort Worth

1:05 pm - 7:14 pmSYD Sydney Kingsford Smith-SAT San Antonio

22h 09m1 stop Dallas/Fort Worth

$1,305American Airlines

Wed, Oct 21 - Wed, Oct 28

3:09 pm - 7:05 amSAT San Antonio-SYD Sydney Kingsford Smith

24h 56m1 stop Los Angeles

1:00 pm - 9:59 pmSYD Sydney Kingsford Smith-SAT San Antonio

24h 59m1 stop Dallas/Fort Worth

$1,305American Airlines

Sun, Sep 27 - Sun, Oct 4

5:30 am - 9:20 amSAT San Antonio-SYD Sydney Kingsford Smith

34h 50m3 stops Houston George Bush Intcntl Los Angeles San Francisco

9:20 am - 10:48 amSYD Sydney Kingsford Smith-SAT San Antonio

18h 28m1 stop Houston George Bush Intcntl

$1,308United Airlines

Tue, Dec 1 - Tue, Dec 15

1:17 pm - 6:55 amSAT San Antonio-SYD Sydney Kingsford Smith

26h 38m2 stops Denver Intl San Francisco

9:20 am - 6:05 pmSYD Sydney Kingsford Smith-SAT San Antonio

25h 45m1 stop Houston George Bush Intcntl

$1,308United Airlines

Tue, Sep 29 - Tue, Nov 3

Cheap last minute flights

Enter your travel dates to find the best prices.

4:22 pm - 5:00 amSAT San Antonio-MEL Melbourne

21h 38m1 stop Dallas/Fort Worth

9:45 am - 2:22 pmMEL Melbourne-SAT San Antonio

19h 37m1 stop Los Angeles

$1,240Multiple Airlines

Mon, Aug 17 - Tue, Aug 25

4:22 pm - 5:00 amSAT San Antonio-MEL Melbourne

21h 38m1 stop Dallas/Fort Worth

9:45 am - 4:33 pmMEL Melbourne-SAT San Antonio

21h 48m2 stops Los Angeles Phoenix Sky Harbor Intl

$1,244Multiple Airlines

Mon, Aug 17 - Tue, Aug 25

4:22 pm - 11:10 amSAT San Antonio-MEL Melbourne

27h 48m2 stops Dallas/Fort Worth Sydney Kingsford Smith

9:45 am - 4:33 pmMEL Melbourne-SAT San Antonio

21h 48m2 stops Los Angeles Phoenix Sky Harbor Intl

$1,273Multiple Airlines

Mon, Aug 17 - Tue, Aug 25

7:02 am - 5:55 amSAT San Antonio-MEL Melbourne

31h 53m2 stops Seattle/Tacoma Intl Hong Kong Intl

2:20 pm - 11:59 pmMEL Melbourne-SAT San Antonio

24h 39m2 stops Sydney Kingsford Smith Los Angeles

$1,556Multiple Airlines

Mon, Aug 17 - Tue, Aug 25

1:45 pm - 8:15 amSAT San Antonio-MEL Melbourne

27h 30m2 stops Denver Intl San Francisco

10:55 am - 5:56 pmMEL Melbourne-SAT San Antonio

22h 01m1 stop San Francisco

$2,564United Airlines

Tue, Aug 18 - Sat, Aug 22

7:02 am - 5:55 amSAT San Antonio-MEL Melbourne

31h 53m2 stops Seattle/Tacoma Intl Hong Kong Intl

8:30 pm - 9:05 pmMEL Melbourne-SAT San Antonio

39h 35m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$2,850Multiple Airlines

Mon, Aug 17 - Tue, Aug 25

7:02 am - 5:55 amSAT San Antonio-MEL Melbourne

31h 53m2 stops Seattle/Tacoma Intl Hong Kong Intl

8:30 pm - 9:05 pmMEL Melbourne-SAT San Antonio

39h 35m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$3,180Multiple Airlines

Mon, Aug 17 - Tue, Aug 25

1:00 pm - 5:30 amSAT San Antonio-MEL Melbourne

49h 30m2 stops Chicago O'Hare Intl Dubai Intl

5:15 am - 7:58 pmMEL Melbourne-SAT San Antonio

53h 43m2 stops Dubai Intl Houston George Bush Intcntl

$3,806Emirates

Tue, Aug 18 - Sat, Aug 22

7:30 am - 11:00 amSAT San Antonio-MEL Melbourne

36h 30m3 stops Los Angeles Tokyo Narita Singapore Changi

11:35 pm - 11:56 pmMEL Melbourne-SAT San Antonio

39h 21m3 stops Singapore Changi Tokyo Narita Los Angeles

$4,896Multiple Airlines

Mon, Aug 17 - Tue, Aug 25

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Qantas Airways flights from San Antonio to Australia

Our best Qantas Airways deals on San Antonio to Australia flight tickets

Qantas Airways

Oct 21

SAT4:34 pmSan Antonio

23h 31m

1 stop

SYD8:05 amSydney Kingsford Smith

Oct 29

SYD7:15 pmSydney Kingsford Smith

34h 00m

2 stops

SAT1:15 pmSan Antonio

$1,234

Qantas Airways

Nov 7

SAT6:34 pmSan Antonio

34h 51m

2 stops

SYD10:25 pmSydney Kingsford Smith

Nov 17

SYD11:20 amSydney Kingsford Smith

21h 49m

1 stop

SAT4:09 pmSan Antonio

$1,249

Qantas Airways

Feb 1

SAT7:04 pmSan Antonio

19h 26m

1 stop

BNE6:30 amBrisbane

Feb 5

BNE9:40 amBrisbane

18h 15m

1 stop

SAT11:55 amSan Antonio

$1,251

American Airlines flights from San Antonio to Australia

Our best American Airlines deals on San Antonio to Australia flight tickets

American Airlines

Sep 14

SAT3:09 pmSan Antonio

24h 56m

1 stop

SYD7:05 amSydney Kingsford Smith

Oct 5

SYD1:00 pmSydney Kingsford Smith

20h 46m

1 stop

SAT5:46 pmSan Antonio

$1,305

American Airlines

Sep 17

SAT3:09 pmSan Antonio

25h 21m

1 stop

SYD7:30 amSydney Kingsford Smith

Oct 20

SYD1:00 pmSydney Kingsford Smith

22h 14m

1 stop

SAT7:14 pmSan Antonio

$1,355

American Airlines

Sep 28

SAT3:09 pmSan Antonio

22h 51m

1 stop

BNE5:00 amBrisbane

Oct 5

BNE8:35 pmBrisbane

34h 29m

1 stop

SAT4:04 pmSan Antonio

$2,539

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sat 9/19

2:47 pm-11:50 am

3 stops30h 03m

Sydney Kingsford Smith

Tue 9/29

1:15 pm-9:07 am

3 stops34h 52m

$1,107

San AntonioMelbourne

SAT San Antonio - MEL Melbourne

SATMEL

San Antonio

Mon 9/14

4:50 pm-7:50 am

1 stop24h 00m

Melbourne

Wed 9/23

10:00 am-2:49 pm

1 stop19h 49m

$1,158

Quickest round-trip

San AntonioMelbourne

SAT San Antonio - MEL Melbourne

SATMEL

San Antonio

Mon 11/9

5:00 pm-8:00 am

1 stop22h 00m

Melbourne

Wed 11/18

10:10 am-2:52 pm

1 stop21h 42m

$1,158

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 10/26

11:45 am-8:35 am

2 stops28h 50m

Sydney Kingsford Smith

Tue 11/17

7:30 am-10:46 am

2 stops44h 16m

$1,204

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Wed 10/21

4:34 pm-8:05 am

1 stop23h 31m

Sydney Kingsford Smith

Thu 10/29

7:15 pm-1:15 pm

2 stops34h 00m

$1,234

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sat 11/7

6:34 pm-10:25 pm

2 stops34h 51m

Sydney Kingsford Smith

Tue 11/17

11:20 am-4:09 pm

1 stop21h 49m

$1,249

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Wed 10/21

3:00 pm-6:55 am

1 stop23h 55m

Sydney Kingsford Smith

Wed 10/28

1:05 pm-7:14 pm

1 stop22h 09m

$1,305

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 9/27

3:09 pm-7:05 am

1 stop24h 56m

Sydney Kingsford Smith

Sun 10/4

1:00 pm-9:59 pm

1 stop24h 59m

$1,305

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Tue 12/1

5:30 am-9:20 am

3 stops34h 50m

Sydney Kingsford Smith

Tue 12/15

9:20 am-10:48 am

1 stop18h 28m

$1,308

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Tue 9/29

1:17 pm-6:55 am

2 stops26h 38m

Sydney Kingsford Smith

Tue 11/3

9:20 am-6:05 pm

1 stop25h 45m

$1,308

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 San Antonio 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 January is, on average, the cheapest month to fly to Australia from San Antonio, with most prices found around $964. If you aren’t able to travel during the month of January, then book flights to Australia from San Antonio during February instead. Flights to Australia in February, while not as cheap as those in January, still average around $1,260.

Can stopping save me money on San Antonio to Australia flights?

You could potentially save up to 5% on your flight if you consider stops on a San Antonio to Australia flight.

Cheap San Antonio to Australia flight deals and tips

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

Fastest flight time	19h 26m
Direct flights	None

The fastest flight from San Antonio to Australia takes 19h 26m

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

Search flight deals

Frequently asked questions about flying from San Antonio to Australia

When did momondo last update prices for flights from San Antonio Airport to Australia?
Prices for flights from San Antonio Airport to Australia are updated daily.
How many operators does momondo search for flights from San Antonio Airport to Australia?
There are 4 operators available for flights from San Antonio Airport to Australia as of August 2026.
How old do you have to be to fly from San Antonio Airport to Australia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to Australia

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $511	Free Cancellation	Rating 7.8 8,502 reviews	Search Delta flights
Qantas Airways	PriceFrom $912	Free Cancellation	Rating 7.5 1,083 reviews	Search Qantas Airways flights
United Airlines	PriceFrom $962	Free Cancellation	Rating 7.4 10,105 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,004	Free Cancellation	Rating 7.1 11,946 reviews	Search American Airlines flights

Why use momondo?

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

It is quick and easy to find San Antonio to Australia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Australia that suits you.

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

momondo does allow users to show only those flights to Australia from San Antonio which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Antonio to Australia?

momondo helps you find the best flight between San Antonio and Australia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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