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

Delta, Qantas Airways, 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 38% 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 October 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.

$638 Cheap Flights from San Antonio to Australia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Australia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:06 pm - 6:30 amSAT San Antonio-BNE Brisbane

19h 24m1 stop Dallas/Fort Worth

1:10 pm - 4:05 pmBNE Brisbane-SAT San Antonio

18h 55m1 stop Los Angeles

$1,034Qantas Airways

Fri, Nov 27 - Fri, Dec 4

7:45 am - 8:30 amSAT San Antonio-BNE Brisbane

32h 45m2 stops Salt Lake City Los Angeles

10:40 am - 2:55 pmBNE Brisbane-SAT San Antonio

20h 15m1 stop Los Angeles

$1,057Delta

Fri, Nov 27 - Fri, Dec 4

12:45 pm - 8:30 amSAT San Antonio-BNE Brisbane

27h 45m2 stops Salt Lake City Los Angeles

10:40 am - 10:19 pmBNE Brisbane-SAT San Antonio

27h 39m2 stops Los Angeles Atlanta Hartsfield-Jackson

$1,057Delta

Fri, Nov 27 - Fri, Dec 4

4:36 pm - 9:00 amSAT San Antonio-SYD Sydney Kingsford Smith

23h 24m1 stop Los Angeles

10:25 am - 4:05 pmSYD Sydney Kingsford Smith-SAT San Antonio

22h 40m2 stops Brisbane Los Angeles

$1,074Qantas Airways

Fri, Nov 27 - Fri, Dec 4

12:24 pm - 8:35 amSAT San Antonio-SYD Sydney Kingsford Smith

27h 11m2 stops Houston George Bush Intcntl Auckland Intl

7:20 pm - 3:33 pmSYD Sydney Kingsford Smith-SAT San Antonio

59h 13m2 stops Auckland Intl Houston George Bush Intcntl

$1,247Air New Zealand

Mon, Mar 8 - Sat, May 1

12:24 pm - 8:45 amSAT San Antonio-SYD Sydney Kingsford Smith

29h 21m2 stops Houston George Bush Intcntl Auckland Intl

7:20 pm - 12:04 amSYD Sydney Kingsford Smith-SAT San Antonio

43h 44m2 stops Auckland Intl San Francisco

$1,254Air New Zealand

Sun, Apr 11 - Sat, Apr 24

5:30 am - 1:00 pmSAT San Antonio-ADL Adelaide

39h 00m3 stops Houston George Bush Intcntl Los Angeles Melbourne

6:10 am - 11:52 pmADL Adelaide-SAT San Antonio

34h 12m2 stops Brisbane San Francisco

$1,323United Airlines

Wed, Nov 4 - Mon, Nov 16

5:30 am - 1:00 pmSAT San Antonio-ADL Adelaide

39h 00m3 stops Houston George Bush Intcntl Los Angeles Melbourne

6:10 am - 5:27 pmADL Adelaide-SAT San Antonio

27h 47m2 stops Brisbane San Francisco

$1,323United Airlines

Wed, Nov 4 - Wed, Nov 11

2:08 pm - 9:00 amSAT San Antonio-SYD Sydney Kingsford Smith

25h 52m2 stops Dallas/Fort Worth Los Angeles

12:00 pm - 7:31 pmSYD Sydney Kingsford Smith-SAT San Antonio

22h 31m1 stop Dallas/Fort Worth

$1,398American Airlines

Mon, Mar 8 - Sat, May 1

4:23 pm - 9:00 amSAT San Antonio-SYD Sydney Kingsford Smith

23h 37m1 stop Los Angeles

12:00 pm - 3:38 pmSYD Sydney Kingsford Smith-SAT San Antonio

18h 38m1 stop Dallas/Fort Worth

$1,443American Airlines

Mon, Mar 8 - Sat, May 1

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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

Mar 8

SAT12:24 pmSan Antonio

27h 11m

2 stops

SYD8:35 amSydney Kingsford Smith

May 1

SYD7:20 pmSydney Kingsford Smith

59h 13m

2 stops

SAT3:33 pmSan Antonio

$1,247

Air New Zealand

Apr 11

SAT12:24 pmSan Antonio

29h 21m

2 stops

SYD8:45 amSydney Kingsford Smith

Apr 24

SYD7:20 pmSydney Kingsford Smith

43h 44m

2 stops

SAT12:04 amSan Antonio

$1,254

Air New Zealand

Apr 11

SAT12:24 pmSan Antonio

29h 21m

2 stops

SYD8:45 amSydney Kingsford Smith

Apr 24

SYD11:55 amSydney Kingsford Smith

37h 53m

2 stops

SAT10:48 amSan Antonio

$1,276

American Airlines flights from San Antonio to Australia

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

American Airlines

Mar 8

SAT2:08 pmSan Antonio

25h 52m

2 stops

SYD9:00 amSydney Kingsford Smith

May 1

SYD12:00 pmSydney Kingsford Smith

22h 31m

1 stop

SAT7:31 pmSan Antonio

$1,398

American Airlines

Nov 5

SAT4:40 pmSan Antonio

26h 45m

2 stops

ADL11:55 amAdelaide

Nov 15

ADL6:00 amAdelaide

28h 51m

2 stops

SAT6:21 pmSan Antonio

$1,437

American Airlines

Nov 21

SAT4:36 pmSan Antonio

23h 24m

1 stop

SYD9:00 amSydney Kingsford Smith

Nov 28

SYD11:10 amSydney Kingsford Smith

29h 49m

1 stop

SAT11:59 pmSan Antonio

$1,454

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San AntonioBrisbane

SAT San Antonio - BNE Brisbane

SATBNE

San Antonio

Fri 11/27

7:06 pm-6:30 am

1 stop19h 24m

Brisbane

Fri 12/4

1:10 pm-4:05 pm

1 stop18h 55m

$1,034

San AntonioBrisbane

SAT San Antonio - BNE Brisbane

SATBNE

San Antonio

Fri 11/27

7:45 am-8:30 am

2 stops32h 45m

Brisbane

Fri 12/4

10:40 am-2:55 pm

1 stop20h 15m

$1,057

San AntonioBrisbane

SAT San Antonio - BNE Brisbane

SATBNE

San Antonio

Fri 11/27

12:45 pm-8:30 am

2 stops27h 45m

Brisbane

Fri 12/4

10:40 am-10:19 pm

2 stops27h 39m

$1,057

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Fri 11/27

4:36 pm-9:00 am

1 stop23h 24m

Sydney Kingsford Smith

Fri 12/4

10:25 am-4:05 pm

2 stops22h 40m

$1,074

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 3/8

12:24 pm-8:35 am

2 stops27h 11m

Sydney Kingsford Smith

Sat 5/1

7:20 pm-3:33 pm

2 stops59h 13m

$1,247

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 4/11

12:24 pm-8:45 am

2 stops29h 21m

Sydney Kingsford Smith

Sat 4/24

7:20 pm-12:04 am

2 stops43h 44m

$1,254

San AntonioAdelaide

SAT San Antonio - ADL Adelaide

SATADL

San Antonio

Wed 11/4

5:30 am-1:00 pm

3 stops39h 00m

Adelaide

Mon 11/16

6:10 am-11:52 pm

2 stops34h 12m

$1,323

San AntonioAdelaide

SAT San Antonio - ADL Adelaide

SATADL

San Antonio

Wed 11/4

5:30 am-1:00 pm

3 stops39h 00m

Adelaide

Wed 11/11

6:10 am-5:27 pm

2 stops27h 47m

$1,323

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 3/8

2:08 pm-9:00 am

2 stops25h 52m

Sydney Kingsford Smith

Sat 5/1

12:00 pm-7:31 pm

1 stop22h 31m

$1,398

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 3/8

4:23 pm-9:00 am

1 stop23h 37m

Sydney Kingsford Smith

Sat 5/1

12:00 pm-3:38 pm

1 stop18h 38m

$1,443

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 February is, on average, the cheapest month to fly to Australia from San Antonio, with most prices found around $1,149. If you aren’t able to travel during the month of February, then book flights to Australia from San Antonio during April instead. Flights to Australia in April, while not as cheap as those in February, still average around $1,164.

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

You could potentially save up to 17% 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

Best Price Found	$638
Fastest flight time	19h 24m
Direct flights	None

The best one-way flight to Australia from San Antonio in the past 72 hours is $638. The best round-trip flight deal from San Antonio to Australia found on momondo in the last 72 hours is $1,034.

The fastest flight from San Antonio to Australia takes 19h 24m

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 October 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 $447	Free Cancellation	Rating 7.8 8,664 reviews	Search Delta flights
United Airlines	PriceFrom $962	Free Cancellation	Rating 7.4 10,375 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,004	Free Cancellation	Rating 7.0 12,165 reviews	Search American Airlines flights
Qantas Airways	PriceFrom $1,205	Free Cancellation	Rating 7.5 1,111 reviews	Search Qantas Airways 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.