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Cheap flights from San Antonio to Sydney from $1,215

SAT — SYD
25 Nov — 2 Dec1
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

Tue 27/1017:57 -
1 stop21h 03m
Sat 7/1111:20 -
2 stops28h 31m
Deal found 21/10$1,774
Mon 2/1120:16 -
1 stop41h 39m
Fri 27/1111:10 -
1 stop21h 55m
Deal found 25/10$1,780
Fri 4/1216:40 -
1 stop23h 20m
Sun 20/1217:50 -
2 stops37h 55m
Deal found 25/10$1,825
Thu 19/1119:15 -
1 stop42h 45m
Thu 26/1109:10 -
1 stop23h 28m
Deal found 23/10$1,855
Tue 1/1216:36 -
1 stop23h 24m
Tue 15/1211:10 -
1 stop21h 55m
Deal found 25/10$1,878
Tue 1/1205:15 -
2 stops34h 50m
Tue 15/1209:15 -
1 stop23h 33m
Deal found 22/10$1,881

Find flight deals from San Antonio to Sydney

Round-trip from

$1,671

One-way from

$1,215

Popular in

December

Cheapest in

October

Average price

$1,855
Qantas Airways
  • Qantas Airways
  • 12/2-19/2
  • 3 total stops
  • 42h 49m total
  • San Antonio to Sydney
Search Deals
Qantas Airways
  • Qantas Airways
  • 1/1-31/12
  • 1 total stop
  • 24h 59m total
  • San Antonio to Sydney
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($355 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($127 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
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 San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Fri 1/1

17:25-15:05

2 stops28h 40m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$1,456

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Fri 1/1

11:48-15:05

3 stops58h 17m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$1,615

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 28/3

16:23-09:50

2 stops25h 27m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$1,717

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 23/11

05:30-09:05

2 stops34h 35m

Sydney Kingsford Smith

Mon 30/11

09:15-08:29

1 stop40h 14m

$1,962

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Wed 6/1

16:36-09:00

1 stop23h 24m

Sydney Kingsford Smith

Fri 15/1

11:05-16:06

2 stops22h 01m

$2,019

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Tue 1/12

05:15-09:20

3 stops35h 05m

Sydney Kingsford Smith

Tue 15/12

09:15-10:51

1 stop18h 36m

$2,057

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Thu 19/11

16:48-09:05

2 stops47h 17m

Sydney Kingsford Smith

Thu 17/12

11:20-21:40

2 stops27h 20m

$2,303
Fastest return journey

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 28/3

16:23-08:05

1 stop23h 42m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$2,385

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 8/11

16:40-09:00

1 stop23h 20m

Sydney Kingsford Smith

Thu 12/11

19:15-15:37

2 stops37h 22m

$2,395

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sat 2/1

19:09-11:05

2 stops22h 56m

Sydney Kingsford Smith

Thu 13/5

10:20-16:56

2 stops21h 36m

$2,611

Flights are sorted by cheapest return flights first.

Deals found on 21/10

Showing 1-10 of 13 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

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, October is the cheapest month in which you can book a flight from San Antonio to Sydney (average of $1,855). Flying from San Antonio to Sydney in December is currently the most expensive (average of $3,200). 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 for a return flight from San Antonio to Sydney?

Airfare is below average for this route at the moment.

San Antonio to Sydney flights typically cost between $1,893 and $2,062 in February.
The cheapest return price found within the last 5 days was $1,671 on Multiple Airlines (12 Feb–19 Feb).

Related info for your journey

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

    Airlines like United Airlines and Qantas Airways fly from San Antonio to Sydney in about 23h 24m. The time it takes to get you to your destination can typically vary by up to 11h 41m. 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, October is the cheapest month in which you can book a flight from San Antonio to Sydney (average of $1,855). Flying from San Antonio to Sydney in December is currently the most expensive (average of $3,200). 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
Manly
Cronulla
Lithgow
Terrigal
Katoomba
Randwick
Leura
Bondi Beach
Coogee

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

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from San Antonio.

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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