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 41% 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?

Delta, American Airlines, and Qantas Airways 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.

$663 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

$1,184Air New Zealand

Mon, Oct 26 - Tue, Nov 17

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

$1,193Air New Zealand

Mon, Oct 26 - Tue, Nov 17

4:34 pm - 9:15 amSAT San Antonio-SYD Sydney Kingsford Smith

24h 41m2 stops Los Angeles Los Angeles Brisbane

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

21h 49m1 stop Los Angeles Los Angeles

$1,205Qantas Airways

Tue, Oct 20 - Tue, Nov 10

4:34 pm - 9:35 amSAT San Antonio-SYD Sydney Kingsford Smith

25h 01m2 stops Los Angeles Los Angeles Brisbane

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

21h 49m1 stop Los Angeles Los Angeles

$1,206Qantas Airways

Tue, Oct 20 - Tue, Nov 10

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

24h 56m1 stop Los Angeles Los Angeles

1:00 pm - 5:46 pmSYD Sydney Kingsford Smith-SAT San Antonio

20h 46m1 stop Dallas/Fort Worth

$1,304American Airlines

Mon, Sep 14 - Mon, Oct 5

4:50 pm - 6:50 amSAT San Antonio-SYD Sydney Kingsford Smith

23h 00m1 stop Los Angeles Los Angeles

10:15 am - 2:49 pmSYD Sydney Kingsford Smith-SAT San Antonio

20h 34m1 stop Los Angeles Los Angeles

$1,308Delta

Mon, Sep 14 - Mon, Oct 5

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

26h 10m2 stops Denver Intl San Francisco

10:20 am - 9:59 pmSYD Sydney Kingsford Smith-SAT San Antonio

26h 39m1 stop San Francisco

$1,308United Airlines

Sun, Sep 20 - Sun, Sep 27

1:35 pm - 9:20 amSAT San Antonio-SYD Sydney Kingsford Smith

26h 45m2 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, Dec 8 - Tue, Dec 22

12:45 pm - 8:30 amSAT San Antonio-SYD Sydney Kingsford Smith

26h 45m2 stops Salt Lake City Los Angeles Los Angeles

10:40 am - 12:31 amSYD Sydney Kingsford Smith-SAT San Antonio

30h 51m2 stops Los Angeles Los Angeles Atlanta Hartsfield-Jackson

$1,313Delta

Tue, Dec 1 - Tue, Dec 15

3:09 pm - 11:05 amSAT San Antonio-ADL Adelaide

29h 26m2 stops Los Angeles Los Angeles Sydney Kingsford Smith

1:25 pm - 11:59 pmADL Adelaide-SAT San Antonio

25h 04m2 stops Sydney Kingsford Smith Los Angeles Los Angeles

$1,508American Airlines

Tue, Sep 15 - Tue, Sep 22

Cheap last minute flights

Enter your travel dates to find the best prices.

4:49 pm - 7:50 amSAT San Antonio-MEL Melbourne

24h 01m1 stop Los Angeles Los Angeles

10:00 am - 2:57 pmMEL Melbourne-SAT San Antonio

19h 57m1 stop Los Angeles Los Angeles

$1,258Delta

Wed, Aug 12 - Sun, Aug 30

7:55 am - 7:50 amSAT San Antonio-MEL Melbourne

32h 55m2 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles

10:00 am - 11:56 pmMEL Melbourne-SAT San Antonio

28h 56m1 stop Los Angeles Los Angeles

$1,262Delta

Wed, Aug 12 - Sun, Aug 30

12:39 pm - 7:50 amSAT San Antonio-MEL Melbourne

28h 11m2 stops Salt Lake City Los Angeles Los Angeles

10:00 am - 9:04 pmMEL Melbourne-SAT San Antonio

26h 04m2 stops Los Angeles Los Angeles Atlanta Hartsfield-Jackson

$1,262Delta

Wed, Aug 12 - Sun, Aug 30

3:43 pm - 10:20 amSAT San Antonio-MEL Melbourne

27h 37m3 stops Phoenix Sky Harbor Intl Los Angeles Los Angeles Sydney Kingsford Smith

9:00 am - 6:39 pmMEL Melbourne-SAT San Antonio

24h 39m2 stops Sydney Kingsford Smith Dallas/Fort Worth

$1,950Qantas Airways

Wed, Aug 12 - Sun, Aug 30

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

27h 30m2 stops Denver Intl San Francisco

10:55 am - 9:59 pmMEL Melbourne-SAT San Antonio

26h 04m1 stop San Francisco

$2,564United Airlines

Thu, Aug 13 - Mon, Aug 17

4:39 pm - 8:15 amSAT San Antonio-MEL Melbourne

24h 36m2 stops Denver Intl San Francisco

10:55 am - 8:52 pmMEL Melbourne-SAT San Antonio

24h 57m2 stops San Francisco Denver Intl

$2,568United Airlines

Thu, Aug 13 - Mon, Aug 17

7:42 am - 11:00 amSAT San Antonio-MEL Melbourne

36h 18m3 stops Los Angeles 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 Los Angeles

$4,102Multiple Airlines

Wed, Aug 12 - Sun, Aug 30

8:50 am - 11:05 amSAT San Antonio-MEL Melbourne

35h 15m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith

6:00 am - 9:05 pmMEL Melbourne-SAT San Antonio

30h 05m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$4,397Air Canada

Thu, Aug 13 - Mon, Aug 17

8:50 am - 11:05 amSAT San Antonio-MEL Melbourne

35h 15m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith

6:00 am - 9:05 pmMEL Melbourne-SAT San Antonio

30h 05m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$4,532Air Canada

Thu, Aug 13 - Mon, Aug 17

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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

$1,184

Air New Zealand

Oct 26

SAT11:45 amSan Antonio

28h 50m

2 stops

SYD8:35 amSydney Kingsford Smith

Nov 17

SYD7:30 amSydney Kingsford Smith

44h 16m

2 stops

SAT10:46 amSan Antonio

$1,193

Air New Zealand

Oct 20

SAT11:47 amSan Antonio

30h 53m

2 stops

SYD10:40 amSydney Kingsford Smith

Nov 10

SYD7:30 amSydney Kingsford Smith

32h 21m

2 stops

SAT10:51 pmSan Antonio

$1,246

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

$1,304

American Airlines

Sep 15

SAT3:09 pmSan Antonio

29h 26m

2 stops

ADL11:05 amAdelaide

Sep 22

ADL1:25 pmAdelaide

25h 04m

2 stops

SAT11:59 pmSan Antonio

$1,508

American Airlines

Sep 3

SAT2:57 pmSan Antonio

23h 03m

1 stop

BNE5:00 amBrisbane

Sep 10

BNE8:35 pmBrisbane

33h 04m

1 stop

SAT2:39 pmSan Antonio

$3,013

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

$1,184

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

$1,193

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Tue 10/20

4:34 pm-9:15 am

2 stops24h 41m

Sydney Kingsford Smith

Tue 11/10

11:20 am-4:09 pm

1 stop21h 49m

$1,205

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Tue 10/20

4:34 pm-9:35 am

2 stops25h 01m

Sydney Kingsford Smith

Tue 11/10

11:20 am-4:09 pm

1 stop21h 49m

$1,206

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 9/14

3:09 pm-7:05 am

1 stop24h 56m

Sydney Kingsford Smith

Mon 10/5

1:00 pm-5:46 pm

1 stop20h 46m

$1,304

Quickest round-trip

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 9/14

4:50 pm-6:50 am

1 stop23h 00m

Sydney Kingsford Smith

Mon 10/5

10:15 am-2:49 pm

1 stop20h 34m

$1,308

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 9/20

1:45 pm-6:55 am

2 stops26h 10m

Sydney Kingsford Smith

Sun 9/27

10:20 am-9:59 pm

1 stop26h 39m

$1,308

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Tue 12/8

1:35 pm-9:20 am

2 stops26h 45m

Sydney Kingsford Smith

Tue 12/22

9:20 am-6:05 pm

1 stop25h 45m

$1,308

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Tue 12/1

12:45 pm-8:30 am

2 stops26h 45m

Sydney Kingsford Smith

Tue 12/15

10:40 am-12:31 am

2 stops30h 51m

$1,313

San AntonioAdelaide

SAT San Antonio - ADL Adelaide

SATADL

San Antonio

Tue 9/15

3:09 pm-11:05 am

2 stops29h 26m

Adelaide

Tue 9/22

1:25 pm-11:59 pm

2 stops25h 04m

$1,508

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	20h 03m
Direct flights	None

The fastest flight from San Antonio to Australia takes 20h 03m

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 8,505 reviews	Search Delta flights
Qantas Airways	PriceFrom $912	Free Cancellation	Rating 7.5 1,081 reviews	Search Qantas Airways flights
United Airlines	PriceFrom $962	Free Cancellation	Rating 7.4 10,104 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,004	Free Cancellation	Rating 7.1 11,903 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.