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$648+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAT
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,200
(BYOjet)

One-way from

$648
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$1,310
Provider with most accurate pricing for Sydney Kingsford Smith-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-San Antonio flights.
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From Sydney Kingsford Smith to San Antonio
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One-way flight from Sydney Kingsford Smith to San Antonio
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Highest demand for flights based on searches. 22% potential increase in price ($402 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($72 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 29, 2025.

This BYOjet deal was found by Cheapflights users on 10/27. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/249:55 amSYD - SAT
2 stops26h 42mAir New Zealand
Mon 12/12:14 pmSAT - SYD
2 stops29h 26mAir New Zealand
Deal found 10/27$1,200
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/245:45 pmSYD - SAT
1 stop40h 27mMultiple Airlines
Mon 12/16:07 pmSAT - SYD
2 stops33h 08mMultiple Airlines
Deal found 10/27$1,441
This Delta deal was found by Cheapflights users on 10/27. 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.
Mon 11/2410:40 amSYD - SAT
1 stop30h 37mDelta
Mon 12/15:06 pmSAT - SYD
1 stop22h 24mDelta
Deal found 10/27$1,461
This Delta deal was found by Cheapflights users on 10/26. 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.
Tue 10/289:40 amSYD - SAT
1 stop21h 11mDelta
Sat 11/15:15 pmSAT - SYD
2 stops47h 15mDelta
Deal found 10/26$1,462
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 10/289:25 pmSYD - SAT
2 stops32h 41mAmerican Airlines
Sat 11/16:40 pmSAT - SYD
1 stop20h 15mAmerican Airlines
Deal found 10/27$1,583
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 11/2411:20 amSYD - SAT
1 stop28h 35mAmerican Airlines
Mon 12/15:52 pmSAT - SYD
1 stop20h 03mAmerican Airlines
Deal found 10/27$1,635
This Flightnetwork deal was found by Cheapflights users on 10/27. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2411:20 amSYD - SAT
2 stops27h 00mAir Canada
Mon 12/15:30 amSAT - SYD
3 stops35h 05mAir Canada
Deal found 10/27$2,199

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 October 29, 2025.
Use the filters below to find and compare flights from Sydney to San Antonio that are best for you.

Fly from

Sydney

Fly to

San Antonio

Route

Depart

Return

Price

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 11/24

9:55 am-7:37 pm

2 stops26h 42m

San Antonio

Mon 12/1

2:14 pm-12:40 pm

2 stops29h 26m

$1,200

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 11/24

5:45 pm-5:12 pm

1 stop40h 27m

San Antonio

Mon 12/1

6:07 pm-8:15 pm

2 stops33h 08m

$1,441

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 11/24

10:40 am-12:17 am

1 stop30h 37m

San Antonio

Mon 12/1

5:06 pm-8:30 am

1 stop22h 24m

$1,461

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 11/24

11:20 am-10:55 pm

1 stop28h 35m

San Antonio

Mon 12/1

5:52 pm-6:55 am

1 stop20h 03m

$1,635

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 11/24

11:20 am-9:20 pm

2 stops27h 00m

San Antonio

Mon 12/1

5:30 am-9:35 am

3 stops35h 05m

$2,199

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 12/12

6:50 pm-6:59 pm

3 stops41h 09m

$706

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 4/15

9:25 am-12:14 am

2 stops29h 49m

$761

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 12/11

10:40 am-11:49 pm

1 stop30h 09m

$764

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 12/11

9:00 am-1:00 pm

3 stops45h 00m

$779

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sun 3/29

1:10 pm-10:53 pm

1 stop25h 43m

$903

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 14 results
1
2

Compare providers for flights from Sydney to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to San Antonio in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sydney-San Antonio flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Sydney-San Antonio flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, March is the cheapest month in which you can book a flight from Sydney to San Antonio (average of $790). Flying from Sydney to San Antonio in July is currently the most expensive (average of $1,109). 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.

How much does it cost to fly round-trip from Sydney to San Antonio?

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 26h 42m. Air New Zealand provides one of the quickest options available for as low as $1,200. 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, March is the cheapest month in which you can book a flight from Sydney to San Antonio (average of $790). Flying from Sydney to San Antonio in July is currently the most expensive (average of $1,109). 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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