What airlines fly to Australia?

United Airlines, Qantas Airways and American Airlines are the top three most popular airlines that fly to Australia from San Antonio according to our data. United Airlines 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 and United Airlines 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 December 2025.

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.

$788 Cheap Flights from San Antonio to Australia in 2025/26

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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.

2:35 pm - 3:35 pm

SAT

MEL

32h 00m2 stops

12:00 pm - 10:54 pm

MEL

SAT

27h 54m1 stop

$909Qantas Airways

Wed, Feb 4 - Wed, Feb 11

2:35 pm - 5:00 am

SAT

BNE

22h 25m1 stop

6:30 pm - 12:18 pm

BNE

SAT

33h 48m2 stops

$934Qantas Airways

Tue, Feb 3 - Tue, Feb 10

4:40 pm - 6:50 am

SAT

SYD

21h 10m1 stop

2:15 pm - 11:43 pm

SYD

SAT

26h 28m1 stop

$965Delta

Tue, Jan 20 - Tue, Jan 27

8:00 am - 6:50 am

SAT

SYD

29h 50m2 stops

10:40 am - 5:25 pm

SYD

SAT

23h 45m2 stops

$969Delta

Tue, Jan 20 - Tue, Jan 27

8:30 am - 7:30 am

SAT

BNE

31h 00m2 stops

11:40 am - 4:53 pm

BNE

SAT

21h 13m2 stops

$1,163United Airlines

Tue, Feb 3 - Tue, Feb 10

2:20 pm - 8:30 am

SAT

ADL

50h 40m2 stops

1:55 pm - 9:59 pm

ADL

SAT

23h 34m1 stop

$1,183United Airlines

Sun, Mar 8 - Wed, Mar 18

2:06 pm - 9:25 am

SAT

MEL

26h 19m2 stops

12:10 pm - 10:47 am

MEL

SAT

39h 37m2 stops

$1,214Air New Zealand

Mon, Feb 2 - Mon, Feb 9

3:15 pm - 6:45 am

SAT

MEL

24h 30m1 stop

9:45 am - 9:58 pm

MEL

SAT

27h 13m1 stop

$1,433American Airlines

Thu, May 14 - Fri, May 29

9:15 am - 5:00 am

SAT

MEL

26h 45m1 stop

12:00 pm - 5:57 pm

MEL

SAT

21h 57m2 stops

$1,438American Airlines

Sat, Feb 28 - Tue, Mar 10

2:21 pm - 2:30 pm

SAT

TSV

32h 09m3 stops

8:40 pm - 10:47 am

TSV

SAT

54h 07m3 stops

$1,674Air New Zealand

Wed, Feb 4 - Wed, Feb 11

Delta flights from San Antonio to Australia

Our best Delta deals on San Antonio to Australia flight tickets

Delta

Jan 20

SAT4:40 pmSan Antonio

21h 10m

1 stop

SYD6:50 amSydney Kingsford Smith

Jan 27

SYD2:15 pmSydney Kingsford Smith

26h 28m

1 stop

SAT11:43 pmSan Antonio

$965

Find similar

Delta

Jan 20

SAT8:00 amSan Antonio

29h 50m

2 stops

SYD6:50 amSydney Kingsford Smith

Jan 27

SYD10:40 amSydney Kingsford Smith

23h 45m

2 stops

SAT5:25 pmSan Antonio

$969

Find similar

Delta

Jun 5

SAT4:10 pmSan Antonio

23h 25m

1 stop

SYD6:35 amSydney Kingsford Smith

Jun 19

SYD9:15 amSydney Kingsford Smith

29h 03m

1 stop

SAT11:18 pmSan Antonio

$1,134

Find similar

Qantas Airways flights from San Antonio to Australia

Our best Qantas Airways deals on San Antonio to Australia flight tickets

Qantas Airways

Feb 4

SAT2:35 pmSan Antonio

32h 00m

2 stops

MEL3:35 pmMelbourne

Feb 11

MEL12:00 pmMelbourne

27h 54m

1 stop

SAT10:54 pmSan Antonio

$909

Find similar

Qantas Airways

Feb 3

SAT2:35 pmSan Antonio

22h 25m

1 stop

BNE5:00 amBrisbane

Feb 10

BNE6:30 pmBrisbane

33h 48m

2 stops

SAT12:18 pmSan Antonio

$934

Find similar

Qantas Airways

Jan 19

SAT7:00 pmSan Antonio

45h 10m

2 stops

SYD9:10 amSydney Kingsford Smith

Jan 26

SYD11:20 amSydney Kingsford Smith

28h 34m

1 stop

SAT10:54 pmSan Antonio

$939

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Wed 2/4

2:35 pm-3:35 pm

2 stops32h 00m

Melbourne

Wed 2/11

12:00 pm-10:54 pm

1 stop27h 54m

$909

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Tue 2/3

2:35 pm-5:00 am

1 stop22h 25m

Brisbane

Tue 2/10

6:30 pm-12:18 pm

2 stops33h 48m

$934

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 1/20

4:40 pm-6:50 am

1 stop21h 10m

Sydney Kingsford Smith

Tue 1/27

2:15 pm-11:43 pm

1 stop26h 28m

$965

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 1/20

8:00 am-6:50 am

2 stops29h 50m

Sydney Kingsford Smith

Tue 1/27

10:40 am-5:25 pm

2 stops23h 45m

$969

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Tue 2/3

8:30 am-7:30 am

2 stops31h 00m

Brisbane

Tue 2/10

11:40 am-4:53 pm

2 stops21h 13m

$1,163

San AntonioAdelaide

SAT - ADL

SATADL

San Antonio

Sun 3/8

2:20 pm-8:30 am

2 stops50h 40m

Adelaide

Wed 3/18

1:55 pm-9:59 pm

1 stop23h 34m

$1,183

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Mon 2/2

2:06 pm-9:25 am

2 stops26h 19m

Melbourne

Mon 2/9

12:10 pm-10:47 am

2 stops39h 37m

$1,214

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Thu 5/14

3:15 pm-6:45 am

1 stop24h 30m

Melbourne

Fri 5/29

9:45 am-9:58 pm

1 stop27h 13m

$1,433

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Sat 2/28

9:15 am-5:00 am

1 stop26h 45m

Melbourne

Tue 3/10

12:00 pm-5:57 pm

2 stops21h 57m

$1,438

San AntonioTownsville

SAT - TSV

SATTSV

San Antonio

Wed 2/4

2:21 pm-2:30 pm

3 stops32h 09m

Townsville

Wed 2/11

8:40 pm-10:47 am

3 stops54h 07m

$1,674

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 March is, on average, the cheapest month to fly to Australia from San Antonio, with most prices found around $1,006. If you aren’t able to travel during the month of March, then book flights to Australia from San Antonio during February instead. Flights to Australia in February, while not as cheap as those in March, still average around $1,163.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart from San Antonio to Australia is on a Wednesday. Travelers who choose to depart for Australia on a Wednesday will often find tickets for as low as $1,301. On the other hand, Friday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,517.

What is the cheapest time of day to depart on your flight to Australia?

Flying to Australia from San Antonio in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,101 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,393 on average. Flights to Australia from San Antonio in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You could potentially save up to 35% 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 08m
Direct flights	None

The fastest flight from San Antonio to Australia takes 21h 08m

There are no direct flights from San Antonio to Australia. There are no popular flight routes from San Antonio to Australia.

Search flight deals

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 December 2025.
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
Qantas Airways	PriceFrom $799	Free Cancellation	Rating 7.5 948 reviews	Search Qantas Airways flights
Delta	PriceFrom $839	Free Cancellation	Rating 7.9 8,015 reviews	Search Delta flights
American Airlines	PriceFrom $867	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights
United Airlines	PriceFrom $926	Free Cancellation	Rating 7.4 9,102 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.