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Cheap flights from San Antonio to Australia from $1,022

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SYD
4 Jul — 11 Jul1
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 June 2026.

Mon 1/616:47
SAT
-
MEL
1 stop24h 03m
Delta
Wed 10/610:00
MEL
-
SAT
1 stop28h 52m
Delta
Deal found 31/5$1,538
Tue 20/1015:11
SAT
-
SYD
1 stop24h 54m
Qantas Airways
Mon 2/1111:15
SYD
-
SAT
1 stop20h 22m
Qantas Airways
Deal found 1/6$1,781
Mon 14/915:09
SAT
-
SYD
1 stop24h 56m
American Airlines
Mon 5/1013:00
SYD
-
SAT
1 stop20h 45m
American Airlines
Deal found 4/6$1,826
Mon 14/913:45
SAT
-
SYD
2 stops26h 10m
United Airlines
Mon 5/1011:20
SYD
-
SAT
1 stop22h 16m
United Airlines
Deal found 1/6$1,830
Mon 1/607:00
SAT
-
SYD
1 stop33h 05m
American Airlines
Mon 15/617:50
SYD
-
SAT
1 stop20h 34m
American Airlines
Deal found 31/5$1,852
Tue 28/715:09
SAT
-
SYD
1 stop24h 56m
American Airlines
Wed 12/817:50
SYD
-
SAT
1 stop21h 09m
American Airlines
Deal found 3/6$1,859
Mon 3/813:39
SAT
-
SYD
2 stops26h 16m
United Airlines
Mon 17/810:20
SYD
-
SAT
1 stop26h 39m
United Airlines
Deal found 30/5$1,863
Tue 28/705:30
SAT
-
SYD
2 stops34h 30m
United Airlines
Wed 12/809:30
SYD
-
SAT
2 stops25h 28m
United Airlines
Deal found 3/6$1,865
Thu 17/915:09
SAT
-
SYD
1 stop25h 21m
American Airlines
Tue 20/1010:10
SYD
-
SAT
1 stop28h 32m
American Airlines
Deal found 3/6$1,896
Wed 4/1116:20
SAT
-
SYD
1 stop21h 40m
United Airlines
Fri 11/1212:10
SYD
-
SAT
1 stop19h 01m
United Airlines
Deal found 1/6$1,900
Mon 9/1116:10
SAT
-
BNE
1 stop24h 10m
Delta
Sun 13/1210:40
BNE
-
SAT
1 stop19h 59m
Delta
Deal found 31/5$1,960
Sun 8/1118:15
SAT
-
BNE
2 stops46h 05m
Delta
Sun 13/1210:40
BNE
-
SAT
2 stops22h 44m
Delta
Deal found 31/5$1,961

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 June 2026.

Round-trip from

$1,538

One-way from

$1,022

Popular in

December

Cheapest in

January

Average price

$2,112
Delta
  • Delta
  • 5/8-12/8
  • 2 total stops
  • 52h 57m total
  • San Antonio to Australia
Search Deals
American Airlines
  • American Airlines
  • 11/10
  • 1 total stop
  • 22h 34m total
  • San Antonio to Australia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($97 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($134 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 June 2026.
Use the filters below to find and compare flights from San Antonio to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Wed 5/8

16:49-07:50

1 stop24h 01m

Melbourne

Wed 12/8

10:00-23:56

1 stop28h 56m

$1,538

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 14/9

13:45-06:55

2 stops26h 10m

Sydney Kingsford Smith

Mon 5/10

11:20-17:36

1 stop22h 16m

$1,830

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 20/10

05:30-07:55

3 stops34h 25m

Sydney Kingsford Smith

Mon 2/11

11:50-19:23

1 stop24h 33m

$1,830

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 23/9

13:45-06:55

2 stops26h 10m

Sydney Kingsford Smith

Mon 19/10

11:20-17:36

1 stop22h 16m

$1,830

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 14/9

16:39-07:30

2 stops23h 51m

Sydney Kingsford Smith

Mon 5/10

10:10-17:45

2 stops23h 35m

$1,831

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 4/11

13:35-09:15

2 stops26h 40m

Sydney Kingsford Smith

Fri 11/12

11:20-19:23

2 stops25h 03m

$1,900

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Sat 29/8

16:45-08:15

2 stops48h 30m

Melbourne

Mon 7/9

10:55-20:52

2 stops24h 57m

$1,989

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Sun 8/11

19:00-07:30

2 stops44h 30m

Brisbane

Tue 8/12

11:40-16:30

2 stops20h 50m

$1,993

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Sat 1/8

19:20-06:30

2 stops44h 10m

Brisbane

Mon 17/8

06:05-21:59

2 stops30h 54m

$2,017
Fastest return journey

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Fri 13/11

18:05-08:20

2 stops22h 15m

Brisbane

Wed 9/12

10:40-14:39

1 stop19h 59m

$2,031

Flights are sorted by cheapest return flights first.

Deals found on 1/6

Showing 1-10 of 23 resultsSorted by cheapest first
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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, June is the cheapest month in which you can book a flight from San Antonio to Australia (average of $625). Flying from San Antonio to Australia in April is currently the most expensive (average of $2,118). 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 23h 51m. Fly via Delta, United Airlines, or American Airlines 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 - Melbourne, San Antonio - Sydney Kingsford Smith 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, June is the cheapest month in which you can book a flight from San Antonio to Australia (average of $625). Flying from San Antonio to Australia in April is currently the most expensive (average of $2,118). 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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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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