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Cheap flights from San Antonio to Australia from $806

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SYD
3 פב​​​​​​​' — 10 פב​​​​​​​'1
1 adult
1 adult, Economy, 0 bags

Cheap 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 ינואר 2026.

ש' 7/215:07SAT - BNE
2 stops48h 23mQantas Airways
א' 15/219:40BNE - SAT
1 stop19h 35mQantas Airways
Deal found 3/1$1,424
ג' 10/214:35SAT - BNE
2 stops34h 35mQantas Airways
ב' 16/219:40BNE - SAT
1 stop19h 35mQantas Airways
Deal found 2/1$1,426
ב' 26/114:35SAT - SYD
1 stop25h 25mQantas Airways
ב' 2/219:15SYD - SAT
2 stops44h 39mQantas Airways
Deal found 4/1$1,430
א' 25/115:07SAT - SYD
2 stops47h 28mQantas Airways
ב' 2/211:20SYD - SAT
1 stop28h 34mQantas Airways
Deal found 2/1$1,436
א' 15/217:41SAT - SYD
2 stops34h 09mQantas Airways
א' 22/217:45SYD - SAT
1 stop22h 30mQantas Airways
Deal found 3/1$1,445
ב' 26/116:40SAT - SYD
1 stop22h 50mDelta
ב' 2/214:15SYD - SAT
1 stop26h 28mDelta
Deal found 4/1$1,471
ב' 26/116:40SAT - SYD
1 stop22h 50mDelta
ג' 3/210:40SYD - SAT
2 stops23h 42mDelta
Deal found 2/1$1,477
ג' 10/313:47SAT - SYD
2 stops24h 18mDelta
ד' 18/309:40SYD - SAT
2 stops29h 02mDelta
Deal found 2/1$1,478
ה' 22/116:40SAT - SYD
1 stop21h 10mDelta
א' 1/210:40SYD - SAT
1 stop21h 03mDelta
Deal found 2/1$1,490
ג' 14/405:20SAT - SYD
2 stops34h 15mDelta
ש' 25/409:15SYD - SAT
1 stop20h 10mDelta
Deal found 3/1$1,496
ג' 26/516:10SAT - SYD
1 stop23h 25mDelta
ה' 11/609:15SYD - SAT
1 stop29h 03mDelta
Deal found 3/1$1,498
ו' 23/107:00SAT - SYD
1 stop32h 30mDelta
א' 1/210:40SYD - SAT
1 stop21h 03mDelta
Deal found 2/1$1,502

Find 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 ינואר 2026.

Round-trip from

$1,424

One-way from

$806

Popular in

December

Cheapest in

March

Average price

$2,125
Qantas Airways
  • Qantas Airways
  • 7/2-15/2
  • 3 total stops
  • 67h 58m total
  • San Antonio to Australia
Search Deals
Delta
  • Delta
  • 11/3
  • 2 total stops
  • 32h 25m total
  • San Antonio to Australia
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($642 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($178 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 ינואר 2026.
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 AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

ג' 10/2

14:35-17:10

2 stops34h 35m

Brisbane

ב' 16/2

19:40-23:15

1 stop19h 35m

$1,424

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

ג' 10/3

18:25-07:35

2 stops45h 10m

Sydney Kingsford Smith

ד' 18/3

11:20-23:15

1 stop27h 55m

$1,436

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

ב' 4/5

15:24-06:35

1 stop24h 11m

Sydney Kingsford Smith

ב' 11/5

09:15-14:42

1 stop20h 27m

$1,471

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

ב' 26/1

16:40-08:30

1 stop22h 50m

Sydney Kingsford Smith

ב' 2/2

10:40-14:43

1 stop21h 03m

$1,471

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

א' 25/1

16:40-06:50

1 stop21h 10m

Sydney Kingsford Smith

ג' 3/2

14:15-23:43

1 stop26h 28m

$1,471

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

ג' 10/3

16:10-07:30

1 stop23h 20m

Sydney Kingsford Smith

ד' 18/3

09:40-14:42

1 stop21h 02m

$1,471

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

ב' 26/1

16:40-08:30

1 stop22h 50m

Sydney Kingsford Smith

ג' 3/2

10:40-17:22

2 stops23h 42m

$1,477

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

ב' 26/1

13:03-08:30

2 stops26h 27m

Sydney Kingsford Smith

א' 1/2

10:40-17:25

2 stops23h 45m

$1,477

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

ש' 24/1

18:17-06:50

2 stops43h 33m

Sydney Kingsford Smith

ב' 2/2

10:40-14:43

1 stop21h 03m

$1,477

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

ג' 27/1

16:40-06:50

1 stop21h 10m

Sydney Kingsford Smith

ג' 3/2

10:40-17:22

2 stops23h 42m

$1,477

Flights are sorted by cheapest return flights first.

Deals found on 2/1

Showing 1-10 of 32 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, May is the cheapest month in which you can book a flight from San Antonio to Australia (average of $539). Flying from San Antonio to Australia in June is currently the most expensive (average of $1,401). 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.

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 24h 11m. Fly via Qantas Airways, Delta, or Air New Zealand to get the fastest option. There are 13530 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 - Brisbane, San Antonio - Sydney Kingsford Smith or San Antonio - Melbourne, 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, May is the cheapest month in which you can book a flight from San Antonio to Australia (average of $539). Flying from San Antonio to Australia in June is currently the most expensive (average of $1,401). 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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