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San Antonio

$1,044+ Cheap flights from Sydney (SYD) to San Antonio (SAT)

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAT
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
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Cheap flight deals from Sydney to San Antonio

Cheapest flights from Sydney to San Antonio
Explore the most affordable flight options available from Sydney to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This American Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/299:10 am
SYD
-
SAT
2 stops22h 46m
American Airlines
Wed 5/63:54 pm
SAT
-
SYD
1 stop24h 11m
American Airlines
Deal found 3/15$1,291
This Delta deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/299:15 am
SYD
-
SAT
2 stops23h 02m
Delta
Wed 5/610:42 am
SAT
-
SYD
2 stops29h 08m
Delta
Deal found 3/15$1,309
This Japan Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:55 am
SYD
-
SAT
2 stops53h 29m
Japan Airlines
Mon 6/17:00 am
SAT
-
SYD
2 stops56h 20m
Japan Airlines
Deal found 3/15$1,665
This American Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:10 am
SYD
-
SAT
2 stops41h 46m
American Airlines
Mon 6/18:20 pm
SAT
-
SYD
1 stop19h 35m
American Airlines
Deal found 3/13$1,700
This Qantas Airways deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/295:50 pm
SYD
-
SAT
3 stops29h 33m
Multiple Airlines
Wed 5/64:28 pm
SAT
-
SYD
2 stops24h 47m
Multiple Airlines
Deal found 3/15$1,751
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2810:20 am
SYD
-
SAT
1 stop19h 38m
United Airlines
Tue 5/56:02 pm
SAT
-
SYD
2 stops21h 58m
United Airlines
Deal found 3/14$1,776

Find flight deals from Sydney to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,291
(American Airlines)

One-way from

$1,044
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$1,121
Provider with most accurate pricing for Sydney Kingsford Smith-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-San Antonio flights.
Search Deals
From Sydney Kingsford Smith to San Antonio
Search Deals
One-way flight from Sydney Kingsford Smith to San Antonio
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($238 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($63 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sydney to San Antonio 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 2,558,603 searches. Data last updated March 17, 2026.
Use the filters below to find and compare flights from Sydney to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 4/29

9:10 am-3:24 pm

1 stop21h 14m

San Antonio

Wed 5/6

8:30 am-7:05 am

1 stop31h 35m

$1,291

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 5/28

8:55 am-11:24 pm

2 stops29h 29m

San Antonio

Mon 6/1

7:00 am-6:20 am

2 stops56h 20m

$1,665

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 5/28

9:10 am-11:24 pm

1 stop29h 14m

San Antonio

Mon 6/1

9:31 am-6:55 am

1 stop30h 24m

$1,700

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 4/29

5:50 pm-8:23 am

3 stops29h 33m

San Antonio

Wed 5/6

4:28 pm-8:15 am

2 stops24h 47m

$1,751
Cheapest one-way

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 7/11

10:20 am-8:37 pm

3 stops49h 17m

$1,044

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sun 4/12

7:00 pm-11:29 pm

2 stops43h 29m

$1,205
Quickest one-way

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 3/21

5:45 pm-11:01 pm

1 stop21h 16m

$1,245

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 3/21

10:25 am-11:32 pm

2 stops53h 07m

$1,254

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 3/21

1:05 pm-7:46 pm

1 stop22h 41m

$1,578

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sun 4/12

5:30 pm-8:23 am

3 stops29h 53m

$2,050

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Sydney-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sydney-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sydney to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Sydney with our price prediction graph.
Estimated round-trip 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 Sydney to San Antonio

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

Currently, May is the cheapest month in which you can book a flight from Sydney to San Antonio (average of $560). Flying from Sydney to San Antonio in February is currently the most expensive (average of $1,021). 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 Sydney to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    A quick flight from Sydney to San Antonio can take about 21h 14m. American Airlines provides one of the quickest options available for as low as $1,291. Sydney and San Antonio are separated by a distance of 8407 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sydney to San Antonio 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 Sydney to San Antonio?

    Currently, May is the cheapest month in which you can book a flight from Sydney to San Antonio (average of $560). Flying from Sydney to San Antonio in February is currently the most expensive (average of $1,021). 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

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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