What is the cheapest airline that flies from San Antonio to Australia?

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

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.

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.

$623 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.

2:20 pm - 10:35 amSAT San Antonio-SYD Sydney Kingsford Smith

28h 15m2 stops Houston George Bush Intcntl Auckland Intl

9:55 am - 10:46 amSYD Sydney Kingsford Smith-SAT San Antonio

41h 51m2 stops Auckland Intl Houston George Bush Intcntl

$1,172Air New Zealand

Mon, Oct 26 - Tue, Nov 17

11:45 am - 10:35 amSAT San Antonio-SYD Sydney Kingsford Smith

30h 50m2 stops Houston George Bush Intcntl Auckland Intl

11:50 am - 1:16 pmSYD Sydney Kingsford Smith-SAT San Antonio

42h 26m2 stops Auckland Intl Houston George Bush Intcntl

$1,186Air New Zealand

Mon, Oct 26 - Tue, Nov 17

6:45 pm - 6:30 amSAT San Antonio-BNE Brisbane

19h 45m1 stop Dallas/Fort Worth

9:40 am - 2:16 pmBNE Brisbane-SAT San Antonio

20h 36m1 stop Dallas/Fort Worth

$1,189Qantas Airways

Thu, Jan 28 - Sun, Jan 31

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

23h 31m1 stop Los Angeles Los Angeles

11:05 am - 4:09 pmSYD Sydney Kingsford Smith-SAT San Antonio

22h 04m2 stops Brisbane Los Angeles Los Angeles

$1,214Qantas Airways

Wed, Oct 21 - Sun, Nov 15

1:45 pm - 6:55 amSAT San Antonio-SYD Sydney Kingsford Smith

26h 10m2 stops Denver Intl San Francisco

9:30 am - 7:58 pmSYD Sydney Kingsford Smith-SAT San Antonio

25h 28m2 stops Los Angeles Los Angeles Houston George Bush Intcntl

$1,237United Airlines

Sun, Aug 30 - Sun, Sep 6

2:57 pm - 7:30 amSAT San Antonio-SYD Sydney Kingsford Smith

25h 33m1 stop Los Angeles Los Angeles

9:10 am - 2:22 pmSYD Sydney Kingsford Smith-SAT San Antonio

20h 12m1 stop Los Angeles Los Angeles

$1,244American Airlines

Sun, Aug 30 - Sun, Sep 6

7:10 pm - 7:05 amSAT San Antonio-SYD Sydney Kingsford Smith

20h 55m2 stops Phoenix Sky Harbor Intl Los Angeles Los Angeles

5:50 pm - 11:59 pmSYD Sydney Kingsford Smith-SAT San Antonio

21h 09m1 stop Los Angeles Los Angeles

$1,248American Airlines

Sun, Aug 30 - Sun, Sep 6

5:00 pm - 8:30 amSAT San Antonio-SYD Sydney Kingsford Smith

22h 30m1 stop Los Angeles Los Angeles

10:40 am - 2:52 pmSYD Sydney Kingsford Smith-SAT San Antonio

21h 12m1 stop Los Angeles Los Angeles

$1,307Delta

Tue, Dec 1 - Tue, Dec 15

5:00 pm - 8:30 amSAT San Antonio-SYD Sydney Kingsford Smith

22h 30m1 stop Los Angeles Los Angeles

10:40 am - 2:39 pmSYD Sydney Kingsford Smith-SAT San Antonio

20h 59m1 stop Los Angeles Los Angeles

$1,307Delta

Tue, Dec 8 - Tue, Dec 22

5:30 am - 7:55 amSAT San Antonio-SYD Sydney Kingsford Smith

34h 25m3 stops Houston George Bush Intcntl Los Angeles Los Angeles San Francisco

10:20 am - 10:51 pmSYD Sydney Kingsford Smith-SAT San Antonio

28h 31m2 stops Los Angeles Los Angeles Houston George Bush Intcntl

$1,357United Airlines

Wed, Oct 21 - Wed, Oct 28

Cheap last minute flights

Enter your travel dates to find the best prices.

2:57 pm - 6:45 amSAT San Antonio-MEL Melbourne

24h 48m1 stop Los Angeles Los Angeles

9:45 am - 11:59 pmMEL Melbourne-SAT San Antonio

29h 14m1 stop Los Angeles Los Angeles

$1,226Qantas Airways

Tue, Aug 11 - Sat, Aug 29

3:43 pm - 6:45 amSAT San Antonio-MEL Melbourne

24h 02m2 stops Phoenix Sky Harbor Intl Los Angeles Los Angeles

9:45 am - 11:59 pmMEL Melbourne-SAT San Antonio

29h 14m1 stop Los Angeles Los Angeles

$1,228Qantas Airways

Tue, Aug 11 - Sat, Aug 29

8:54 am - 6:45 amSAT San Antonio-MEL Melbourne

30h 51m2 stops Phoenix Sky Harbor Intl Los Angeles Los Angeles

9:45 am - 11:59 pmMEL Melbourne-SAT San Antonio

29h 14m1 stop Los Angeles Los Angeles

$1,229Qantas Airways

Tue, Aug 11 - Sat, Aug 29

6:15 am - 6:45 amSAT San Antonio-MEL Melbourne

33h 30m1 stop Los Angeles Los Angeles

9:45 am - 11:59 pmMEL Melbourne-SAT San Antonio

29h 14m1 stop Los Angeles Los Angeles

$1,240Qantas Airways

Tue, Aug 11 - Sat, Aug 29

1:43 pm - 6:45 amSAT San Antonio-MEL Melbourne

26h 02m3 stops Dallas/Fort Worth Denver Intl Los Angeles Los Angeles

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

19h 37m1 stop Los Angeles Los Angeles

$1,243Multiple Airlines

Tue, Aug 11 - Sat, Aug 29

1:43 pm - 6:45 amSAT San Antonio-MEL Melbourne

26h 02m3 stops Dallas/Fort Worth Denver Intl Los Angeles Los Angeles

8:00 am - 3:48 pmMEL Melbourne-SAT San Antonio

22h 48m2 stops Sydney Kingsford Smith Dallas/Fort Worth

$1,273Multiple Airlines

Tue, Aug 11 - Sat, Aug 29

12:40 pm - 6:45 amSAT San Antonio-MEL Melbourne

27h 05m2 stops Dallas/Fort Worth Los Angeles Los Angeles

1:30 pm - 11:59 pmMEL Melbourne-SAT San Antonio

25h 29m2 stops Sydney Kingsford Smith Los Angeles Los Angeles

$1,393Qantas Airways

Tue, Aug 11 - Sat, Aug 29

1:45 pm - 10:55 amSAT San Antonio-MEL Melbourne

30h 10m3 stops Denver Intl San Francisco Auckland Intl

12:10 pm - 7:58 pmMEL Melbourne-SAT San Antonio

22h 48m2 stops Auckland Intl Houston George Bush Intcntl

$1,742Multiple Airlines

Tue, Aug 11 - Sat, Aug 29

8:27 pm - 5:00 amSAT San Antonio-MEL Melbourne

41h 33m1 stop Dallas/Fort Worth

8:15 am - 3:51 pmMEL Melbourne-SAT San Antonio

22h 36m2 stops Sydney Kingsford Smith Dallas/Fort Worth

$2,245Qantas Airways

Sun, Aug 9 - Thu, Aug 13

8:27 pm - 5:00 amSAT San Antonio-MEL Melbourne

41h 33m1 stop Dallas/Fort Worth

8:15 am - 3:51 pmMEL Melbourne-SAT San Antonio

22h 36m2 stops Sydney Kingsford Smith Dallas/Fort Worth

$2,346Qantas Airways

Sun, Aug 9 - Thu, Aug 13

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Air New Zealand flights from San Antonio to Australia

Our best Air New Zealand deals on San Antonio to Australia flight tickets

Air New Zealand

Oct 26

SAT2:20 pmSan Antonio

28h 15m

2 stops

SYD10:35 amSydney Kingsford Smith

Nov 17

SYD9:55 amSydney Kingsford Smith

41h 51m

2 stops

SAT10:46 amSan Antonio

$1,172

Air New Zealand

Oct 26

SAT11:45 amSan Antonio

30h 50m

2 stops

SYD10:35 amSydney Kingsford Smith

Nov 17

SYD11:50 amSydney Kingsford Smith

42h 26m

2 stops

SAT1:16 pmSan Antonio

$1,186

Air New Zealand

Oct 20

SAT7:45 amSan Antonio

33h 00m

2 stops

SYD8:45 amSydney Kingsford Smith

Oct 29

SYD9:55 amSydney Kingsford Smith

29h 57m

2 stops

SAT11:52 pmSan Antonio

$1,228

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

Nov 15

SYD11:05 amSydney Kingsford Smith

22h 04m

2 stops

SAT4:09 pmSan Antonio

$1,214

Qantas Airways

Oct 20

SAT4:34 pmSan Antonio

25h 46m

2 stops

SYD10:20 amSydney Kingsford Smith

Oct 29

SYD1:05 pmSydney Kingsford Smith

18h 33m

1 stop

SAT3:38 pmSan Antonio

$1,216

Qantas Airways

Oct 26

SAT5:43 pmSan Antonio

21h 12m

1 stop

SYD6:55 amSydney Kingsford Smith

Nov 17

SYD7:20 amSydney Kingsford Smith

21h 35m

2 stops

SAT11:55 amSan Antonio

$1,220

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 10/26

2:20 pm-10:35 am

2 stops28h 15m

Sydney Kingsford Smith

Tue 11/17

9:55 am-10:46 am

2 stops41h 51m

$1,172

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 10/26

11:45 am-10:35 am

2 stops30h 50m

Sydney Kingsford Smith

Tue 11/17

11:50 am-1:16 pm

2 stops42h 26m

$1,186

Quickest round-trip

San AntonioBrisbane

SAT San Antonio - BNE Brisbane

SATBNE

San Antonio

Thu 1/28

6:45 pm-6:30 am

1 stop19h 45m

Brisbane

Sun 1/31

9:40 am-2:16 pm

1 stop20h 36m

$1,189

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

Sun 11/15

11:05 am-4:09 pm

2 stops22h 04m

$1,214

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 8/30

1:45 pm-6:55 am

2 stops26h 10m

Sydney Kingsford Smith

Sun 9/6

9:30 am-7:58 pm

2 stops25h 28m

$1,237

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 8/30

2:57 pm-7:30 am

1 stop25h 33m

Sydney Kingsford Smith

Sun 9/6

9:10 am-2:22 pm

1 stop20h 12m

$1,244

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 8/30

7:10 pm-7:05 am

2 stops20h 55m

Sydney Kingsford Smith

Sun 9/6

5:50 pm-11:59 pm

1 stop21h 09m

$1,248

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Tue 12/1

5:00 pm-8:30 am

1 stop22h 30m

Sydney Kingsford Smith

Tue 12/15

10:40 am-2:52 pm

1 stop21h 12m

$1,307

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Tue 12/8

5:00 pm-8:30 am

1 stop22h 30m

Sydney Kingsford Smith

Tue 12/22

10:40 am-2:39 pm

1 stop20h 59m

$1,307

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Wed 10/21

5:30 am-7:55 am

3 stops34h 25m

Sydney Kingsford Smith

Wed 10/28

10:20 am-10:51 pm

2 stops28h 31m

$1,357

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 October instead. Flights to Australia in October, while not as cheap as those in January, still average around $1,224.

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

You could potentially save up to 13% 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 45m
Direct flights	None

The fastest flight from San Antonio to Australia takes 19h 45m

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 8,490 reviews	Search Delta flights
Qantas Airways	PriceFrom $912	Free Cancellation	Rating 7.5 1,079 reviews	Search Qantas Airways flights
United Airlines	PriceFrom $962	Free Cancellation	Rating 7.4 10,072 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,004	Free Cancellation	Rating 7.1 11,867 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.