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

Delta, United Airlines, and Qantas 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 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 July 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.

$661 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.

2:45 pm - 5:00 am

SAT

MEL

23h 15m

1 stop

1:35 pm - 5:35 pm

MEL

SAT

19h 00m

1 stop

$1,154Qantas Airways

Sat, Aug 29 - Mon, Sep 7

2:45 pm - 5:00 am

SAT

MEL

23h 15m

1 stop

1:35 pm - 5:35 pm

MEL

SAT

19h 00m

1 stop

$1,155Qantas Airways

Sat, Aug 29 - Mon, Sep 7

2:57 pm - 7:30 am

SAT

SYD

25h 33m

1 stop

12:00 pm - 8:57 pm

SYD

SAT

23h 57m

1 stop

$1,183American Airlines

Sun, Aug 9 - Mon, Aug 24

5:30 am - 7:00 am

SAT

SYD

34h 30m

2 stops

9:30 am - 7:58 pm

SYD

SAT

25h 28m

2 stops

$1,186United Airlines

Sun, Aug 9 - Mon, Aug 24

5:30 am - 7:00 am

SAT

SYD

34h 30m

2 stops

9:30 am - 7:58 pm

SYD

SAT

25h 28m

2 stops

$1,187United Airlines

Sun, Aug 9 - Mon, Aug 24

4:40 pm - 5:00 am

SAT

MEL

21h 20m

1 stop

1:35 pm - 5:35 pm

MEL

SAT

19h 00m

1 stop

$1,188Multiple Airlines

Sat, Aug 29 - Mon, Sep 7

4:50 pm - 7:50 am

SAT

MEL

24h 00m

1 stop

11:00 am - 2:53 pm

MEL

SAT

19h 53m

1 stop

$1,206Delta

Mon, Sep 28 - Wed, Oct 28

4:50 pm - 7:50 am

SAT

MEL

24h 00m

1 stop

11:00 am - 12:27 am

MEL

SAT

29h 27m

2 stops

$1,211Delta

Mon, Sep 28 - Wed, Oct 28

3:09 pm - 7:05 am

SAT

SYD

24h 56m

1 stop

12:00 pm - 10:00 pm

SYD

SAT

25h 00m

1 stop

$1,233American Airlines

Mon, Aug 3 - Thu, Aug 13

5:52 pm - 1:00 pm

SAT

ADL

26h 38m

2 stops

7:50 am - 3:37 pm

ADL

SAT

24h 17m

2 stops

$1,427Multiple Airlines

Sun, Nov 15 - Sun, Nov 22

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American Airlines flights from San Antonio to Australia

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

American Airlines

Aug 9

SAT2:57 pmSan Antonio

25h 33m

1 stop

SYD7:30 amSydney Kingsford Smith

Aug 24

SYD12:00 pmSydney Kingsford Smith

23h 57m

1 stop

SAT8:57 pmSan Antonio

$1,183

American Airlines

Aug 3

SAT3:09 pmSan Antonio

24h 56m

1 stop

SYD7:05 amSydney Kingsford Smith

Aug 13

SYD12:00 pmSydney Kingsford Smith

25h 00m

1 stop

SAT10:00 pmSan Antonio

$1,233

American Airlines

Aug 3

SAT3:46 pmSan Antonio

24h 19m

2 stops

SYD7:05 amSydney Kingsford Smith

Aug 13

SYD12:00 pmSydney Kingsford Smith

25h 50m

1 stop

SAT10:50 pmSan Antonio

$1,238

United Airlines flights from San Antonio to Australia

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

United Airlines

Aug 9

SAT5:30 amSan Antonio

34h 30m

2 stops

SYD7:00 amSydney Kingsford Smith

Aug 24

SYD9:30 amSydney Kingsford Smith

25h 28m

2 stops

SAT7:58 pmSan Antonio

$1,186

United Airlines

Aug 9

SAT5:30 amSan Antonio

34h 30m

2 stops

SYD7:00 amSydney Kingsford Smith

Aug 24

SYD9:30 amSydney Kingsford Smith

25h 28m

2 stops

SAT7:58 pmSan Antonio

$1,187

United Airlines

Aug 7

SAT1:39 pmSan Antonio

26h 16m

2 stops

SYD6:55 amSydney Kingsford Smith

Aug 14

SYD10:20 amSydney Kingsford Smith

26h 39m

1 stop

SAT9:59 pmSan Antonio

$1,286

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Sat 8/29

2:45 pm-5:00 am

1 stop23h 15m

Melbourne

Mon 9/7

1:35 pm-5:35 pm

1 stop19h 00m

$1,154

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Sat 8/29

2:45 pm-5:00 am

1 stop23h 15m

Melbourne

Mon 9/7

1:35 pm-5:35 pm

1 stop19h 00m

$1,155

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 8/9

2:57 pm-7:30 am

1 stop25h 33m

Sydney Kingsford Smith

Mon 8/24

12:00 pm-8:57 pm

1 stop23h 57m

$1,183

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 8/9

5:30 am-7:00 am

2 stops34h 30m

Sydney Kingsford Smith

Mon 8/24

9:30 am-7:58 pm

2 stops25h 28m

$1,186

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 8/9

5:30 am-7:00 am

2 stops34h 30m

Sydney Kingsford Smith

Mon 8/24

9:30 am-7:58 pm

2 stops25h 28m

$1,187

Quickest round-trip

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Sat 8/29

4:40 pm-5:00 am

1 stop21h 20m

Melbourne

Mon 9/7

1:35 pm-5:35 pm

1 stop19h 00m

$1,188

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Mon 9/28

4:50 pm-7:50 am

1 stop24h 00m

Melbourne

Wed 10/28

11:00 am-2:53 pm

1 stop19h 53m

$1,206

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Mon 9/28

4:50 pm-7:50 am

1 stop24h 00m

Melbourne

Wed 10/28

11:00 am-12:27 am

2 stops29h 27m

$1,211

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 8/3

3:09 pm-7:05 am

1 stop24h 56m

Sydney Kingsford Smith

Thu 8/13

12:00 pm-10:00 pm

1 stop25h 00m

$1,233

San AntonioAdelaide

SAT - ADL

SATADL

San Antonio

Sun 11/15

5:52 pm-1:00 pm

2 stops26h 38m

Adelaide

Sun 11/22

7:50 am-3:37 pm

2 stops24h 17m

$1,427

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 30% 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	21h 00m
Direct flights	None

The fastest flight from San Antonio to Australia takes 21h 00m

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 July 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 8,474 reviews	Search Delta flights
Qantas Airways	PriceFrom $912	Free Cancellation	Rating 7.5 1,061 reviews	Search Qantas Airways flights
United Airlines	PriceFrom $962	Free Cancellation	Rating 7.4 9,989 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,004	Free Cancellation	Rating 7.1 11,813 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.