Find flights
When to book
Airlines
FAQs

Cheap flights from Sydney to San Antonio from $1,119

SYD — SAT
19 Sep — 26 Sep1
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

Mon 5/1010:10 -
1 stop29h 49m
Tue 1/1216:27 -
2 stops26h 18m
Deal found 20/8$1,609
Thu 19/1111:20 -
1 stop21h 49m
Sun 6/1207:00 -
1 stop33h 00m
Deal found 15/8$1,665
Thu 19/1110:40 -
1 stop21h 12m
Sun 6/1207:05 -
1 stop32h 25m
Deal found 19/8$1,685
Mon 5/1010:15 -
2 stops30h 16m
Tue 1/1206:35 -
2 stops32h 55m
Deal found 20/8$1,746
Fri 11/909:30 -
2 stops24h 55m
Fri 18/910:05 -
2 stops29h 55m
Deal found 16/8$1,853
Thu 19/1106:00 -
2 stops35h 07m
Sun 6/1218:04 -
2 stops45h 26m
Deal found 19/8$1,992

Find flight deals from Sydney to San Antonio

Round-trip from

$1,609

One-way from

$1,119

Popular in

March

Cheapest in

October

Average price

$1,406
American Airlines
  • American Airlines
  • 5/10-1/12
  • 3 total stops
  • 56h 07m total
  • Sydney to San Antonio
Search Deals
9/9
  • 9/9
  • 3 total stops
  • 45h 10m total
  • Sydney to San Antonio
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($478 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($178 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
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 return flight

SydneySan Antonio

SYD Sydney Kingsford Smith - SAT San Antonio

SYDSAT

Sydney Kingsford Smith

Thu 19/11

11:20-16:09

1 stop21h 49m

San Antonio

Sun 6/12

07:00-09:00

1 stop33h 00m

$1,665

SydneySan Antonio

SYD Sydney Kingsford Smith - SAT San Antonio

SYDSAT

Sydney Kingsford Smith

Mon 5/10

10:10-16:04

1 stop21h 54m

San Antonio

Tue 1/12

06:00-09:00

1 stop34h 00m

$1,668

SydneySan Antonio

SYD Sydney Kingsford Smith - SAT San Antonio

SYDSAT

Sydney Kingsford Smith

Mon 5/10

10:15-00:13

1 stop29h 58m

San Antonio

Tue 1/12

17:00-08:30

1 stop22h 30m

$1,746

SydneySan Antonio

SYD Sydney Kingsford Smith - SAT San Antonio

SYDSAT

Sydney Kingsford Smith

Wed 27/1

11:20-08:28

2 stops38h 08m

San Antonio

Sun 31/1

15:00-06:55

1 stop22h 55m

$1,919

SydneySan Antonio

SYD Sydney Kingsford Smith - SAT San Antonio

SYDSAT

Sydney Kingsford Smith

Thu 19/11

11:50-22:51

3 stops28h 01m

San Antonio

Sun 6/12

14:15-08:35

2 stops25h 20m

$2,103

SydneySan Antonio

SYD Sydney Kingsford Smith - SAT San Antonio

SYDSAT

Sydney Kingsford Smith

Fri 18/9

09:15-00:08

2 stops29h 53m

San Antonio

Wed 7/10

07:50-07:50

1 stop32h 00m

$2,199
Fastest return journey

SydneySan Antonio

SYD Sydney Kingsford Smith - SAT San Antonio

SYDSAT

Sydney Kingsford Smith

Mon 5/10

11:05-17:46

2 stops22h 41m

San Antonio

Tue 1/12

14:55-10:20

3 stops26h 25m

$2,660
Cheapest one-way

SydneySan Antonio

SYD Sydney Kingsford Smith - SAT San Antonio

SYDSAT

Sydney Kingsford Smith

Thu 10/9

07:40-22:50

2 stops30h 10m

$1,354

SydneySan Antonio

SYD Sydney Kingsford Smith - SAT San Antonio

SYDSAT

Sydney Kingsford Smith

Tue 8/9

20:45-16:19

2 stops34h 34m

$1,493
Fastest single journey

SydneySan Antonio

SYD Sydney Kingsford Smith - SAT San Antonio

SYDSAT

Sydney Kingsford Smith

Wed 9/9

09:15-14:49

1 stop20h 34m

$1,844

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Showing 1-10 of 12 resultsSorted by cheapest first
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

Cheapflights Insights

Everything you need to know about your flight from Sydney to San Antonio

How much does it cost for a return flight from Sydney to San Antonio?

Airfare is above average for this route at the moment.

Sydney to San Antonio flights typically cost between $1,467 and $1,536 in October.
The cheapest return price found within the last 5 days was $1,609 on American Airlines (5 Oct–1 Dec).

Reviews of airlines servicing San Antonio

See what other customers who have flown with Qantas Airways,United Airlines, andAmerican 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.
Qantas Airways
7.5
Good
1,083 reviews
Check prices

Boarding

7.7

Comfort

7.4

Entertainment

7.2

Food

7.0

Crew

8.1

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
Qantas Airways
7.5
Good
1,083 reviews
Qantas Airways
7.5
Good
1,083 reviews
Check prices

Boarding

7.7

Comfort

7.4

Entertainment

7.2

Food

7.0

Crew

8.1

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
United Airlines
7.4
Good
10,102 reviews
Qantas Airways
7.5
Good
1,083 reviews
Check prices

Boarding

7.7

Comfort

7.4

Entertainment

7.2

Food

7.0

Crew

8.1

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
American Airlines
7.1
Good
11,976 reviews
Qantas Airways
7.5
Good
1,083 reviews
Check prices

Boarding

7.7

Comfort

7.4

Entertainment

7.2

Food

7.0

Crew

8.1

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!

Related info for your journey

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

    American Airlines and Delta can get you from Sydney to San Antonio in just under 21h 49m. Your travel time can differ by up to 8h 09m. 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 are the cheapest airlines flying from Sydney to San Antonio round-trip?

    Flying on Qantas Airways is currently your cheapest option to San Antonio, with prices starting at $1,345. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $1,406 and $1,523, respectively. Qantas Airways 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Sydney to San Antonio

AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,345Average$1,525FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,406Average$1,936FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$1,523Average$2,216FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.