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

Delta, Qantas Airways, and American Airlines are the most popular carriers operating from San Antonio to Australia

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 43% 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.

$605 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.

4:10 pm - 6:05 am

SAT

SYD

21h 55m1 stop

9:40 am - 2:32 pm

SYD

SAT

20h 52m1 stop

$965Delta

Tue, Mar 10 - Tue, Mar 17

4:10 pm - 7:30 am

SAT

SYD

23h 20m1 stop

9:40 am - 10:42 pm

SYD

SAT

29h 02m2 stops

$970Delta

Tue, Mar 10 - Tue, Mar 17

2:35 pm - 9:10 am

SAT

SYD

49h 35m2 stops

11:20 am - 10:54 pm

SYD

SAT

28h 34m1 stop

$975Qantas Airways

Sat, Jan 24 - Sat, Jan 31

6:25 pm - 10:05 am

SAT

SYD

46h 40m2 stops

11:20 am - 11:15 pm

SYD

SAT

27h 55m1 stop

$1,006Qantas Airways

Mon, Mar 2 - Fri, Mar 13

7:00 pm - 6:45 pm

SAT

MEL

30h 45m2 stops

7:00 am - 7:15 pm

MEL

SAT

29h 15m2 stops

$1,161Multiple Airlines

Sat, Jan 24 - Sat, Jan 31

1:20 pm - 9:15 am

SAT

SYD

26h 55m2 stops

11:20 am - 8:44 pm

SYD

SAT

26h 24m2 stops

$1,167United Airlines

Sun, Jan 18 - Mon, Feb 2

4:45 pm - 9:30 am

SAT

MEL

47h 45m2 stops

10:30 am - 3:33 pm

MEL

SAT

21h 03m2 stops

$1,176United Airlines

Sat, Feb 28 - Tue, Mar 10

9:15 am - 5:00 am

SAT

MEL

26h 45m1 stop

12:00 pm - 8:49 pm

MEL

SAT

24h 49m2 stops

$1,188American Airlines

Sat, Feb 28 - Tue, Mar 10

7:00 pm - 6:45 pm

SAT

MEL

30h 45m2 stops

7:00 am - 7:15 pm

MEL

SAT

29h 15m2 stops

$1,206Multiple Airlines

Thu, Jan 22 - Thu, Jan 29

10:22 am - 6:55 am

SAT

SYD

27h 33m1 stop

1:05 pm - 11:59 pm

SYD

SAT

26h 54m1 stop

$1,247American Airlines

Sat, Mar 7 - Sat, Mar 14

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 2

SAT11:43 amSan Antonio

41h 02m

2 stops

SYD9:45 pmSydney Kingsford Smith

Mar 13

SYD7:45 amSydney Kingsford Smith

43h 04m

2 stops

SAT10:49 amSan Antonio

$1,429

Find similar

Air New Zealand

Apr 1

SAT2:20 pmSan Antonio

29h 05m

2 stops

ADL10:55 amAdelaide

Apr 14

ADL7:10 pmAdelaide

34h 53m

3 stops

SAT3:33 pmSan Antonio

$1,561

Find similar

Air New Zealand

Dec 15

SAT7:47 amSan Antonio

32h 38m

2 stops

MEL9:25 amMelbourne

Jan 6

MEL4:50 pmMelbourne

45h 31m

2 stops

SAT9:21 pmSan Antonio

$3,254

Find similar

Qatar Airways flights from San Antonio to Australia

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

Qatar Airways

Feb 28

SAT5:10 pmSan Antonio

44h 40m

2 stops

SYD6:50 amSydney Kingsford Smith

Mar 4

SYD3:50 pmSydney Kingsford Smith

48h 35m

2 stops

SAT11:25 pmSan Antonio

$1,934

Find similar

Qatar Airways

Dec 16

SAT7:15 amSan Antonio

47h 05m

2 stops

MEL11:20 pmMelbourne

Jan 7

MEL5:10 pmMelbourne

46h 44m

2 stops

SAT10:54 pmSan Antonio

$3,551

Find similar

Qatar Airways

Dec 16

SAT7:15 amSan Antonio

47h 05m

2 stops

MEL11:20 pmMelbourne

Jan 1

MEL4:10 pmMelbourne

47h 37m

2 stops

SAT10:47 pmSan Antonio

$3,686

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 3/10

4:10 pm-6:05 am

1 stop21h 55m

Sydney Kingsford Smith

Tue 3/17

9:40 am-2:32 pm

1 stop20h 52m

$965

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 3/10

4:10 pm-7:30 am

1 stop23h 20m

Sydney Kingsford Smith

Tue 3/17

9:40 am-10:42 pm

2 stops29h 02m

$970

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sat 1/24

2:35 pm-9:10 am

2 stops49h 35m

Sydney Kingsford Smith

Sat 1/31

11:20 am-10:54 pm

1 stop28h 34m

$975

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 3/2

6:25 pm-10:05 am

2 stops46h 40m

Sydney Kingsford Smith

Fri 3/13

11:20 am-11:15 pm

1 stop27h 55m

$1,006

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Sat 1/24

7:00 pm-6:45 pm

2 stops30h 45m

Melbourne

Sat 1/31

7:00 am-7:15 pm

2 stops29h 15m

$1,161

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 1/18

1:20 pm-9:15 am

2 stops26h 55m

Sydney Kingsford Smith

Mon 2/2

11:20 am-8:44 pm

2 stops26h 24m

$1,167

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Sat 2/28

4:45 pm-9:30 am

2 stops47h 45m

Melbourne

Tue 3/10

10:30 am-3:33 pm

2 stops21h 03m

$1,176

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-8:49 pm

2 stops24h 49m

$1,188

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Thu 1/22

7:00 pm-6:45 pm

2 stops30h 45m

Melbourne

Thu 1/29

7:00 am-7:15 pm

2 stops29h 15m

$1,206

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sat 3/7

10:22 am-6:55 am

1 stop27h 33m

Sydney Kingsford Smith

Sat 3/14

1:05 pm-11:59 pm

1 stop26h 54m

$1,247

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 May instead. Flights to Australia in May, while not as cheap as those in March, still average around $1,173.

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 55m
Direct flights	None

The fastest flight from San Antonio to Australia takes 21h 55m

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 7.5 947 reviews	Search Qantas Airways flights
Delta	PriceFrom $839	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
American Airlines	PriceFrom $867	Free Cancellation	Rating 7.2 11,048 reviews	Search American Airlines flights
United Airlines	PriceFrom $926	Free Cancellation	Rating 7.4 9,093 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.