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.

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.

$918 Cheap Flights from San Antonio to Australia in 2025/26

1 adult

0 bags

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

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:35 pm - 9:00 am

SAT

SYD

25h 25m1 stop

7:05 am - 10:51 pm

SYD

SAT

32h 46m2 stops

$918Qantas Airways

seg, fev 9 - seg, fev 16

2:35 pm - 5:15 pm

SAT

MEL

33h 40m2 stops

12:00 pm - 10:51 pm

MEL

SAT

27h 51m1 stop

$929Qantas Airways

seg, fev 9 - seg, fev 16

4:40 pm - 8:30 am

SAT

SYD

22h 50m1 stop

10:40 am - 2:43 pm

SYD

SAT

21h 03m1 stop

$984Delta

seg, jan 19 - dom, fev 1

4:40 pm - 8:30 am

SAT

SYD

22h 50m1 stop

10:40 am - 12:41 am

SYD

SAT

31h 01m2 stops

$988Delta

seg, jan 19 - dom, fev 1

1:20 pm - 7:30 am

SAT

BNE

26h 10m2 stops

11:40 am - 7:53 pm

BNE

SAT

24h 13m2 stops

$1,164United Airlines

seg, fev 9 - seg, fev 16

5:00 am - 6:30 am

SAT

BNE

34h 30m3 stops

10:40 am - 9:59 pm

BNE

SAT

26h 19m1 stop

$1,210United Airlines

qui, mar 12 - ter, mar 24

2:35 pm - 9:00 am

SAT

SYD

25h 25m1 stop

2:05 pm - 8:48 pm

SYD

SAT

23h 43m1 stop

$1,597American Airlines

ter, fev 10 - ter, fev 17

3:41 pm - 11:55 am

SAT

ADL

28h 44m2 stops

12:00 pm - 10:48 pm

ADL

SAT

25h 18m3 stops

$1,739Multiple Airlines

qua, abr 1 - ter, abr 14

2:35 pm - 9:30 am

SAT

MEL

25h 55m1 stop

4:05 pm - 10:58 pm

MEL

SAT

23h 53m1 stop

$2,085American Airlines

dom, jan 25 - sex, jan 30

7:35 am - 5:20 pm

SAT

ADL

42h 15m3 stops

9:10 am - 11:32 pm

ADL

SAT

52h 52m3 stops

$3,071Multiple Airlines

qua, abr 1 - ter, abr 14

Qantas Airways flights from San Antonio to Australia

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

Qantas Airways

Feb 9

SAT2:35 pmSan Antonio

25h 25m

1 stop

SYD9:00 amSydney Kingsford Smith

Feb 16

SYD7:05 amSydney Kingsford Smith

32h 46m

2 stops

SAT10:51 pmSan Antonio

$918

Find similar

Qantas Airways

Feb 9

SAT2:35 pmSan Antonio

33h 40m

2 stops

MEL5:15 pmMelbourne

Feb 16

MEL12:00 pmMelbourne

27h 51m

1 stop

SAT10:51 pmSan Antonio

$929

Find similar

Qantas Airways

Feb 8

SAT7:00 pmSan Antonio

32h 50m

2 stops

SYD8:50 pmSydney Kingsford Smith

Feb 15

SYD11:20 amSydney Kingsford Smith

28h 31m

1 stop

SAT10:51 pmSan Antonio

$941

Find similar

Delta flights from San Antonio to Australia

Our best Delta deals on San Antonio to Australia flight tickets

Delta

Jan 19

SAT4:40 pmSan Antonio

22h 50m

1 stop

SYD8:30 amSydney Kingsford Smith

Feb 1

SYD10:40 amSydney Kingsford Smith

21h 03m

1 stop

SAT2:43 pmSan Antonio

$984

Find similar

Delta

Jan 19

SAT4:40 pmSan Antonio

22h 50m

1 stop

SYD8:30 amSydney Kingsford Smith

Feb 1

SYD10:40 amSydney Kingsford Smith

31h 01m

2 stops

SAT12:41 amSan Antonio

$988

Find similar

Delta

Feb 8

SAT7:00 amSan Antonio

30h 50m

1 stop

SYD6:50 amSydney Kingsford Smith

Feb 15

SYD10:40 amSydney Kingsford Smith

21h 04m

1 stop

SAT2:44 pmSan Antonio

$989

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

seg 2/9

2:35 pm-9:00 am

1 stop25h 25m

Sydney Kingsford Smith

seg 2/16

7:05 am-10:51 pm

2 stops32h 46m

$918

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

seg 2/9

2:35 pm-5:15 pm

2 stops33h 40m

Melbourne

seg 2/16

12:00 pm-10:51 pm

1 stop27h 51m

$929

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

seg 1/19

4:40 pm-8:30 am

1 stop22h 50m

Sydney Kingsford Smith

dom 2/1

10:40 am-2:43 pm

1 stop21h 03m

$984

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

seg 1/19

4:40 pm-8:30 am

1 stop22h 50m

Sydney Kingsford Smith

dom 2/1

10:40 am-12:41 am

2 stops31h 01m

$988

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

seg 2/9

1:20 pm-7:30 am

2 stops26h 10m

Brisbane

seg 2/16

11:40 am-7:53 pm

2 stops24h 13m

$1,164

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

qui 3/12

5:00 am-6:30 am

3 stops34h 30m

Brisbane

ter 3/24

10:40 am-9:59 pm

1 stop26h 19m

$1,210

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

ter 2/10

2:35 pm-9:00 am

1 stop25h 25m

Sydney Kingsford Smith

ter 2/17

2:05 pm-8:48 pm

1 stop23h 43m

$1,597

San AntonioAdelaide

SAT - ADL

SATADL

San Antonio

qua 4/1

3:41 pm-11:55 am

2 stops28h 44m

Adelaide

ter 4/14

12:00 pm-10:48 pm

3 stops25h 18m

$1,739

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

dom 1/25

2:35 pm-9:30 am

1 stop25h 55m

Melbourne

sex 1/30

4:05 pm-10:58 pm

1 stop23h 53m

$2,085

San AntonioAdelaide

SAT - ADL

SATADL

San Antonio

qua 4/1

7:35 am-5:20 pm

3 stops42h 15m

Adelaide

ter 4/14

9:10 am-11:32 pm

3 stops52h 52m

$3,071

Flights are sorted by cheapest round-trip flights first.

Sorted 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 39m
Direct flights	None

The fastest flight from San Antonio to Australia takes 21h 39m

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 7.5 956 reviews	Search Qantas Airways flights
Delta	PriceFrom $839	Free Cancellation	Rating 7.9 8,019 reviews	Search Delta flights
American Airlines	PriceFrom $867	Free Cancellation	Rating 7.2 11,067 reviews	Search American Airlines flights
United Airlines	PriceFrom $926	Free Cancellation	Rating 7.4 9,116 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.