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Cheap flights from Sydney to San Antonio from $1,060

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAT
22 Mar — 29 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to San Antonio

Enter your travel dates to find the best prices.

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 20 February 2026.

Sat 4/710:20
SYD
-
SAT
2 stops25h 35m
United Airlines
Sat 25/716:35
SAT
-
SYD
2 stops23h 20m
United Airlines
Deal found 18/2$1,506
Thu 19/219:40
SYD
-
SAT
2 stops44h 35m
Qantas Airways
Mon 23/215:43
SAT
-
SYD
2 stops25h 37m
Qantas Airways
Deal found 18/2$1,864
Mon 6/409:15
SYD
-
SAT
1 stop29h 14m
Delta
Mon 13/408:00
SAT
-
SYD
2 stops31h 50m
Delta
Deal found 20/2$1,949
Sat 4/709:15
SYD
-
SAT
1 stop20h 27m
Delta
Sat 25/706:30
SAT
-
SYD
1 stop33h 20m
Delta
Deal found 18/2$2,012
Mon 6/409:30
SYD
-
SAT
2 stops26h 12m
United Airlines
Mon 13/413:25
SAT
-
SYD
2 stops26h 30m
United Airlines
Deal found 20/2$2,109
Mon 18/509:55
SYD
-
SAT
2 stops26h 25m
Air New Zealand
Wed 20/514:25
SAT
-
SYD
2 stops29h 15m
Air New Zealand
Deal found 17/2$2,170
Wed 12/807:50
SYD
-
SAT
2 stops31h 21m
Air New Zealand
Thu 13/814:15
SAT
-
SYD
2 stops29h 25m
Air New Zealand
Deal found 18/2$2,201
Mon 18/509:15
SYD
-
SAT
2 stops22h 52m
China Airlines
Wed 20/516:47
SAT
-
SYD
1 stop23h 03m
China Airlines
Deal found 17/2$2,320
Thu 19/211:20
SYD
-
SAT
1 stop28h 55m
American Airlines
Mon 23/210:23
SAT
-
SYD
1 stop27h 32m
American Airlines
Deal found 17/2$2,326

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 20 February 2026.

Round-trip from

$1,506

One-way from

$1,060

Popular in

December

Cheapest in

September
United Airlines
  • United Airlines
  • 4/7-25/7
  • 4 total stops
  • 48h 55m total
  • Sydney to San Antonio
Search Deals
Delta
  • Delta
  • 1/6
  • 1 total stop
  • 20h 32m total
  • Sydney to San Antonio
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($486 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($127 potential savings vs. average return price).
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 20 February 2026.
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

Sat 4/7

10:20-20:55

2 stops25h 35m

San Antonio

Sat 25/7

16:35-06:55

2 stops23h 20m

$1,506

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 6/4

09:15-23:29

1 stop29h 14m

San Antonio

Mon 13/4

15:33-06:50

1 stop24h 17m

$1,949

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 4/7

09:15-14:42

1 stop20h 27m

San Antonio

Sat 25/7

06:30-06:50

1 stop33h 20m

$2,012

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 6/4

09:30-20:42

2 stops26h 12m

San Antonio

Mon 13/4

13:25-06:55

2 stops26h 30m

$2,109

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 18/5

09:55-21:20

2 stops26h 25m

San Antonio

Wed 20/5

14:25-10:40

2 stops29h 15m

$2,170

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 12/8

07:50-00:11

2 stops31h 21m

San Antonio

Thu 13/8

14:15-10:40

2 stops29h 25m

$2,201

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 18/5

09:15-14:47

1 stop20h 32m

San Antonio

Wed 20/5

16:47-06:50

1 stop23h 03m

$2,313

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 18/5

09:20-19:40

2 stops25h 20m

San Antonio

Wed 20/5

06:49-07:20

3 stops57h 31m

$2,367

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Fri 3/4

10:15-23:29

1 stop29h 14m

San Antonio

Fri 10/4

07:35-06:50

1 stop32h 15m

$2,445

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 1/6

09:15-14:47

1 stop20h 32m

$1,060

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 15 results
1
2

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 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 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 $793). Flying from Sydney to San Antonio in July is currently the most expensive (average of $1,564). 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.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated 20 February 2026.
See what other customers who have flown with United Airlines from Sydney to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,335 reviews
Check prices

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,335 reviews
United Airlines
7.4
Good
9,335 reviews
Check prices

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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?

    United Airlines and Delta can get you from Sydney to San Antonio in just under 25h 35m. Your travel time can differ by up to 3h 39m. There are 13530 km between Sydney and San Antonio. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Sydney to San Antonio round-trip?

    Flying on United Airlines is currently your cheapest option to San Antonio, with prices starting at $1,186. United Airlines is priced at 25% lower than the current average price of a flight leaving 3 months from now.

  • 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 holiday 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 $793). Flying from Sydney to San Antonio in July is currently the most expensive (average of $1,564). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Sydney to San Antonio

Discover the top airline that operate flights from Sydney to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 20 February 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,186Average$1,909FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Sydney to San Antonio flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to San Antonio from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to San Antonio from Sydney? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Sydney to San Antonio flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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