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Cheap flights from San Antonio to Sydney from $969

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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SYD
30 Aug — 6 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Antonio to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from San Antonio to Sydney
Explore the most affordable flight options available from San Antonio to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2026.

Mon 14/915:09
SAT
-
SYD
1 stop24h 56m
Qantas Airways
Mon 5/1013:00
SYD
-
SAT
1 stop18h 38m
Qantas Airways
Deal found 26/7$1,631
Tue 6/1014:05
SAT
-
SYD
1 stop24h 50m
Qantas Airways
Wed 14/1018:50
SYD
-
SAT
1 stop21h 09m
Qantas Airways
Deal found 26/7$1,634
Mon 31/815:43
SAT
-
SYD
2 stops24h 22m
Qantas Airways
Wed 16/912:00
SYD
-
SAT
1 stop20h 48m
Qantas Airways
Deal found 26/7$1,649
Wed 9/919:05
SAT
-
SYD
1 stop20h 50m
Qantas Airways
Wed 16/906:25
SYD
-
SAT
2 stops32h 34m
Qantas Airways
Deal found 26/7$1,664
Mon 14/911:36
SAT
-
SYD
2 stops28h 14m
Delta
Mon 5/1010:15
SYD
-
SAT
2 stops26h 59m
Delta
Deal found 27/7$1,681
Fri 30/1016:34
SAT
-
SYD
2 stops27h 21m
Qantas Airways
Sun 8/1111:20
SYD
-
SAT
1 stop21h 49m
Qantas Airways
Deal found 26/7$1,682
Wed 14/1016:34
SAT
-
SYD
2 stops24h 36m
Qantas Airways
Sat 31/1011:20
SYD
-
SAT
1 stop20h 44m
Qantas Airways
Deal found 26/7$1,694
Mon 31/816:39
SAT
-
SYD
2 stops23h 21m
United Airlines
Wed 16/909:30
SYD
-
SAT
2 stops23h 13m
United Airlines
Deal found 26/7$1,698

Find flight deals from San Antonio to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Sydney (SYD). 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 31 July 2026.

Round-trip from

$1,631

One-way from

$969

Popular in

December

Cheapest in

January

Average price

$2,149
Qantas Airways
  • Qantas Airways
  • 14/9-5/10
  • 2 total stops
  • 43h 34m total
  • San Antonio to Sydney
Search Deals
21/10
  • 21/10
  • 2 total stops
  • 28h 56m total
  • San Antonio to Sydney
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($112 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Antonio to Sydney 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 31 July 2026.
Use the filters below to find and compare flights from San Antonio to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 14/9

11:36-06:50

2 stops28h 14m

Sydney Kingsford Smith

Mon 5/10

10:15-21:14

2 stops26h 59m

$1,681
Fastest return journey

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 28/10

16:34-13:50

2 stops29h 16m

Sydney Kingsford Smith

Sun 1/11

11:20-17:09

1 stop21h 49m

$1,820

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 8/11

14:55-06:55

1 stop23h 00m

Sydney Kingsford Smith

Wed 11/11

21:50-14:49

2 stops33h 59m

$1,864

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 8/12

05:30-09:05

2 stops34h 35m

Sydney Kingsford Smith

Tue 22/12

09:20-18:05

1 stop25h 45m

$1,870

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 1/12

13:35-09:20

2 stops26h 45m

Sydney Kingsford Smith

Tue 15/12

09:20-17:33

1 stop25h 13m

$1,870

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Fri 23/10

05:30-07:55

3 stops34h 25m

Sydney Kingsford Smith

Sun 1/11

09:15-20:10

1 stop26h 55m

$1,941

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 5/11

05:30-09:20

3 stops34h 50m

Sydney Kingsford Smith

Sun 15/11

09:15-10:46

1 stop18h 31m

$1,941

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 30/9

06:45-06:50

2 stops33h 05m

Sydney Kingsford Smith

Fri 9/10

10:15-14:51

1 stop20h 36m

$1,948

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 30/9

05:30-06:55

3 stops34h 25m

Sydney Kingsford Smith

Fri 9/10

10:30-19:28

2 stops24h 58m

$2,013

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 4/11

13:52-09:20

2 stops26h 28m

Sydney Kingsford Smith

Fri 11/12

09:15-17:33

1 stop25h 18m

$2,013

Flights are sorted by cheapest return flights first.

Deals found on 30/7

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from San Antonio to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney 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 Sydney

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

Currently, January is the cheapest month in which you can book a flight from San Antonio to Sydney (average of $1,379). Flying from San Antonio to Sydney in December is currently the most expensive (average of $2,878). 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 Sydney. 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 San Antonio to Sydney?

    Airlines like Delta, Qantas Airways, and United Airlines fly from San Antonio to Sydney in about 28h 14m. The time it takes to get you to your destination can typically vary by up to 6h 21m. There are 13530 km between San Antonio and Sydney. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Sydney (average of $1,379). Flying from San Antonio to Sydney in December is currently the most expensive (average of $2,878). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Katoomba
Manly
Lithgow
Cronulla
Randwick
Terrigal
Leura
Bondi Beach
Coogee

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

Need flexible booking options for your flight to Sydney from San Antonio? 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 San Antonio to Sydney become cheaper?

Yes, Cheapflights offers price alerts on San Antonio to Sydney 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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