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Cheap flights from San Antonio to Australia from $966

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SYD
4 Dec — 11 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Antonio to Australia

Keep the following information in mind while searching for San Antonio to Australia flight deals. Data was last updated 4 November 2025.

Round-trip from

$1,670

One-way from

$966

Popular in

June

Cheapest in

March

Average price

$2,179
Qantas Airways
  • Qantas Airways
  • 6/2-16/2
  • 3 total stops
  • 59h 18m total
  • San Antonio to Australia
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Fiji Airways
  • Fiji Airways
  • 15/11
  • 2 total stops
  • 25h 30m total
  • San Antonio to Australia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($116 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($56 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from San Antonio to Australia

Enter your travel dates to find the best prices.

Cheapest flights from San Antonio to Australia
Explore the most affordable flight options available from San Antonio to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2025.

Sun 30/1108:35SAT - SYD
1 stop29h 20mAmerican Airlines
Sun 7/1217:45SYD - SAT
1 stop22h 13mAmerican Airlines
Deal found 2/11$1,907
Sun 30/1107:40SAT - SYD
2 stops32h 05mAir New Zealand
Sun 7/1209:55SYD - SAT
2 stops27h 02mAir New Zealand
Deal found 2/11$1,908
Mon 1/1214:14SAT - BNE
2 stops27h 41mAir New Zealand
Mon 8/1208:20BNE - SAT
2 stops44h 52mAir New Zealand
Deal found 1/11$1,912
Thu 6/1111:25SAT - SYD
1 stop26h 30mAmerican Airlines
Mon 10/1114:05SYD - SAT
1 stop20h 55mAmerican Airlines
Deal found 2/11$1,983
Thu 6/1115:12SAT - SYD
1 stop24h 48mQantas Airways
Sat 15/1111:20SYD - SAT
1 stop26h 04mQantas Airways
Deal found 3/11$1,988
Sat 8/1119:30SAT - SYD
1 stop42h 30mUnited Airlines
Fri 14/1111:20SYD - SAT
2 stops21h 09mUnited Airlines
Deal found 3/11$2,023
Thu 6/1119:30SAT - SYD
2 stops24h 00mFiji Airways
Sat 15/1114:00SYD - SAT
2 stops21h 00mFiji Airways
Deal found 2/11$2,058
Thu 6/1116:30SAT - SYD
2 stops23h 30mAmerican Airlines
Sat 15/1111:20SYD - SAT
1 stop26h 04mAmerican Airlines
Deal found 2/11$2,064
Mon 1/1217:40SAT - BNE
1 stop21h 50mUnited Airlines
Mon 8/1211:40BNE - SAT
2 stops45h 14mUnited Airlines
Deal found 1/11$2,066
Fri 21/1116:24SAT - SYD
1 stop21h 36mUnited Airlines
Fri 28/1111:50SYD - SAT
1 stop20h 39mUnited Airlines
Deal found 1/11$2,084
Mon 1/1207:30SAT - BNE
1 stop29h 30mAmerican Airlines
Mon 8/1219:40BNE - SAT
1 stop19h 18mAmerican Airlines
Deal found 1/11$2,174
Mon 1/1214:14SAT - BNE
2 stops27h 41mMultiple Airlines
Mon 8/1208:20BNE - SAT
3 stops29h 12mMultiple Airlines
Deal found 1/11$2,318

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Antonio to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 4 November 2025.
Use the filters below to find and compare flights from San Antonio to Australia that are best for you.

Fly from

San Antonio

Fly to

Australia

Route

Depart

Return

Price

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Fri 6/2

14:35-09:30

1 stop25h 55m

Melbourne

Mon 16/2

06:45-23:08

2 stops33h 23m

$1,670

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Thu 29/1

19:00-10:35

2 stops23h 35m

Brisbane

Sat 14/2

11:50-18:02

2 stops22h 12m

$1,678

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Wed 28/1

14:35-05:00

1 stop22h 25m

Brisbane

Sun 15/2

18:30-18:25

2 stops39h 55m

$1,681

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Wed 28/1

14:35-05:00

1 stop22h 25m

Brisbane

Sat 14/2

18:30-12:50

2 stops34h 20m

$1,757

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Fri 30/1

14:35-05:45

1 stop23h 10m

Brisbane

Sun 15/2

18:30-12:50

2 stops34h 20m

$1,759

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Fri 30/1

14:35-05:45

1 stop23h 10m

Brisbane

Sat 14/2

18:30-23:08

2 stops44h 38m

$1,835

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Wed 28/1

05:30-08:20

2 stops34h 50m

Brisbane

Sun 15/2

10:40-17:23

2 stops22h 43m

$1,852

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Fri 30/1

14:42-08:20

2 stops25h 38m

Brisbane

Sun 15/2

10:40-21:41

2 stops27h 01m

$1,852

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 30/11

08:35-06:55

1 stop29h 20m

Sydney Kingsford Smith

Sun 7/12

17:45-22:58

1 stop22h 13m

$1,907

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 30/11

07:40-08:45

2 stops32h 05m

Sydney Kingsford Smith

Sun 7/12

09:55-19:57

2 stops27h 02m

$1,908

Flights are sorted by cheapest return flights first.

Deals found on 1/11

Showing 1-10 of 26 results
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Best time to book a flight from San Antonio to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from San Antonio with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Australia

What is the cheapest month to book a flight from San Antonio to Australia?

Currently, December is the cheapest month in which you can book a flight from San Antonio to Australia (average of $801). Flying from San Antonio to Australia in November is currently the most expensive (average of $1,473). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAT to AU?

Find hourly flight availability from San Antonio to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 November 2025.

One of the essential ways to save on airfare from San Antonio to Australia is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 61% on airfare.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Antonio to Australia?

    Located just 12.2 km from the city centre, San Antonio (SAT) is the airport most travellers will use when flying to Australia from San Antonio.

  • How long is the flight from San Antonio to Australia?

    There are many flights that can get you from San Antonio to Australia in 23h 35m. Fly via Qantas Airways, Fiji Airways, or American Airlines to get the fastest option. There are 13121 km between San Antonio and Australia. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from San Antonio to Australia?

    When deciding which route to take from San Antonio to Australia, consider San Antonio - Sydney Kingsford Smith, San Antonio - Melbourne or San Antonio - Brisbane, as they are the most popular.

  • Can I find deals for flights from San Antonio to Australia that include hotel bookings?

    Yes. In addition to deals on San Antonio to Australia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Australia.

  • Can I find deals for business class flights from San Antonio to Australia?

    Yes. Cheapflights offers flight deals from San Antonio to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Australia?

    Currently, December is the cheapest month in which you can book a flight from San Antonio to Australia (average of $801). Flying from San Antonio to Australia in November is currently the most expensive (average of $1,473). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Fly with Cheapflights

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How does Cheapflights help users find flights from San Antonio to Australia?

Cheapflights makes it easy to find San Antonio to Australia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from San Antonio to Australia?

Millions of users choose and trust Cheapflights to book the best flight deals from San Antonio to Australia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from San Antonio to Australia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Antonio to Australia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from San Antonio to Australia become cheaper?

Yes, Cheapflights offers price alerts on San Antonio to Australia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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