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

Delta, United Airlines, and Qatar Airways 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 41% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 6 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 June 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.

$731 Cheap Flights from San Antonio to Australia in 2026

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

4:49 pm - 7:50 am

SAT

MEL

24h 01m

1 stop

10:00 am - 11:56 pm

MEL

SAT

28h 56m

1 stop

$1,100Delta

Wed, Aug 5 - Wed, Aug 12

6:50 am - 7:50 am

SAT

MEL

34h 00m

2 stops

10:00 am - 2:53 pm

MEL

SAT

19h 53m

1 stop

$1,104Delta

Wed, Aug 5 - Wed, Aug 12

3:11 pm - 8:05 am

SAT

SYD

24h 54m

1 stop

11:15 am - 2:37 pm

SYD

SAT

20h 22m

1 stop

$1,274Qantas Airways

Tue, Oct 20 - Mon, Nov 2

3:09 pm - 7:05 am

SAT

SYD

24h 56m

1 stop

1:00 pm - 5:45 pm

SYD

SAT

20h 45m

1 stop

$1,306American Airlines

Mon, Sep 14 - Mon, Oct 5

1:45 pm - 6:55 am

SAT

SYD

26h 10m

2 stops

11:20 am - 5:36 pm

SYD

SAT

22h 16m

1 stop

$1,309United Airlines

Mon, Sep 14 - Mon, Oct 5

1:45 pm - 6:55 am

SAT

SYD

26h 10m

2 stops

11:20 am - 5:36 pm

SYD

SAT

22h 16m

1 stop

$1,310United Airlines

Mon, Sep 14 - Mon, Oct 5

3:09 pm - 7:05 am

SAT

SYD

24h 56m

1 stop

5:50 pm - 11:59 pm

SYD

SAT

21h 09m

1 stop

$1,330American Airlines

Tue, Jul 28 - Wed, Aug 12

8:23 pm - 7:20 pm

SAT

MEL

31h 57m

2 stops

9:45 am - 11:29 pm

MEL

SAT

28h 44m

1 stop

$1,557Multiple Airlines

Tue, Jul 14 - Tue, Jul 21

7:20 pm - 10:55 am

SAT

ADL

49h 05m

3 stops

5:10 pm - 3:39 pm

ADL

SAT

36h 59m

3 stops

$1,764Multiple Airlines

Sat, Jul 18 - Sat, Jul 25

5:54 pm - 7:45 pm

SAT

TSV

34h 51m

2 stops

2:50 pm - 11:59 pm

TSV

SAT

48h 09m

2 stops

$2,695Qantas Airways

Sat, Aug 22 - Wed, Aug 26

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 45m

1 stop

SAT5:45 pmSan Antonio

$1,306

American Airlines

Jul 28

SAT3:09 pmSan Antonio

24h 56m

1 stop

SYD7:05 amSydney Kingsford Smith

Aug 12

SYD5:50 pmSydney Kingsford Smith

21h 09m

1 stop

SAT11:59 pmSan Antonio

$1,330

American Airlines

Oct 29

SAT3:11 pmSan Antonio

24h 49m

1 stop

SYD8:00 amSydney Kingsford Smith

Nov 24

SYD11:15 amSydney Kingsford Smith

28h 36m

1 stop

SAT10:51 pmSan Antonio

$1,356

United Airlines flights from San Antonio to Australia

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

United Airlines

Sep 14

SAT1:45 pmSan Antonio

26h 10m

2 stops

SYD6:55 amSydney Kingsford Smith

Oct 5

SYD11:20 amSydney Kingsford Smith

22h 16m

1 stop

SAT5:36 pmSan Antonio

$1,309

United Airlines

Sep 14

SAT1:45 pmSan Antonio

26h 10m

2 stops

SYD6:55 amSydney Kingsford Smith

Oct 5

SYD10:30 amSydney Kingsford Smith

24h 58m

2 stops

SAT7:28 pmSan Antonio

$1,310

United Airlines

Jul 28

SAT5:30 amSan Antonio

34h 30m

2 stops

SYD7:00 amSydney Kingsford Smith

Aug 12

SYD10:20 amSydney Kingsford Smith

22h 36m

1 stop

SAT5:56 pmSan Antonio

$1,334

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Wed 8/5

4:49 pm-7:50 am

1 stop24h 01m

Melbourne

Wed 8/12

10:00 am-11:56 pm

1 stop28h 56m

$1,100

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Wed 8/5

6:50 am-7:50 am

2 stops34h 00m

Melbourne

Wed 8/12

10:00 am-2:53 pm

1 stop19h 53m

$1,104

Quickest round-trip

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 10/20

3:11 pm-8:05 am

1 stop24h 54m

Sydney Kingsford Smith

Mon 11/2

11:15 am-2:37 pm

1 stop20h 22m

$1,274

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 9/14

3:09 pm-7:05 am

1 stop24h 56m

Sydney Kingsford Smith

Mon 10/5

1:00 pm-5:45 pm

1 stop20h 45m

$1,306

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 9/14

1:45 pm-6:55 am

2 stops26h 10m

Sydney Kingsford Smith

Mon 10/5

11:20 am-5:36 pm

1 stop22h 16m

$1,309

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 9/14

1:45 pm-6:55 am

2 stops26h 10m

Sydney Kingsford Smith

Mon 10/5

11:20 am-5:36 pm

1 stop22h 16m

$1,310

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 7/28

3:09 pm-7:05 am

1 stop24h 56m

Sydney Kingsford Smith

Wed 8/12

5:50 pm-11:59 pm

1 stop21h 09m

$1,330

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Tue 7/14

8:23 pm-7:20 pm

2 stops31h 57m

Melbourne

Tue 7/21

9:45 am-11:29 pm

1 stop28h 44m

$1,557

San AntonioAdelaide

SAT - ADL

SATADL

San Antonio

Sat 7/18

7:20 pm-10:55 am

3 stops49h 05m

Adelaide

Sat 7/25

5:10 pm-3:39 pm

3 stops36h 59m

$1,764

San AntonioTownsville

SAT - TSV

SATTSV

San Antonio

Sat 8/22

5:54 pm-7:45 pm

2 stops34h 51m

Townsville

Wed 8/26

2:50 pm-11:59 pm

2 stops48h 09m

$2,695

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 June is, on average, the cheapest month to fly to Australia from San Antonio, with most prices found around $447. If you aren’t able to travel during the month of June, then book flights to Australia from San Antonio during October instead. Flights to Australia in October, while not as cheap as those in June, still average around $511.

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

You could potentially save up to 20% 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	23h 01m
Direct flights	None

The fastest flight from San Antonio to Australia takes 23h 01m

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 June 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 8,395 reviews	Search Delta flights
Qantas Airways	PriceFrom $799	Free Cancellation	Rating 7.5 1,043 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $1,004	Free Cancellation	Rating 7.1 11,644 reviews	Search American Airlines flights
United Airlines	PriceFrom $1,115	Free Cancellation	Rating 7.4 9,777 reviews	Search United 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.