How long is the flight from San Antonio to Sydney?

Airlines like Qantas Airways, United Airlines, and Delta fly from San Antonio to Sydney in about 22h 30m. The time it takes to get you to your destination can typically vary by up to 5h 49m. 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.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from SAT to SYD?

When flying from San Antonio to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$900+ Cheap Flights from San Antonio to Sydney

Cheap flight deals from San Antonio to Sydney

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 5 November 2026.

Thu 19/1117:37 -

1 stop20h 18m

Thu 26/1107:20 -

2 stops21h 48m

Deal found 4/11$1,686

Mon 16/1117:00 -

1 stop22h 30m

Wed 2/1210:40 -

1 stop30h 25m

Deal found 2/11$1,759

Mon 9/1116:40 -

1 stop23h 20m

Mon 16/1111:10 -

1 stop21h 59m

Deal found 4/11$1,800

Mon 9/1111:45 -

2 stops27h 50m

Mon 16/1119:25 -

2 stops58h 51m

Deal found 4/11$1,802

Thu 5/1116:40 -

1 stop23h 20m

Thu 12/1106:05 -

2 stops22h 50m

Deal found 4/11$1,813

Mon 9/1111:45 -

1 stop26h 15m

Mon 16/1111:20 -

2 stops28h 31m

Deal found 4/11$1,840

Fri 4/1216:40 -

1 stop23h 20m

Sun 20/1208:55 -

2 stops22h 50m

Deal found 4/11$1,915

Thu 19/1106:30 -

2 stops33h 00m

Thu 17/1210:40 -

2 stops30h 51m

Deal found 3/11$1,919

Fri 4/1216:40 -

1 stop20h 45m

Sun 20/1208:55 -

2 stops22h 50m

Deal found 1/11$1,926

Find flight deals from San Antonio to Sydney

Round-trip from	$1,666
One-way from	$900
Popular in	December
Cheapest in	October
Average price	$2,282

Qantas Airways
6/2-14/2
3 total stops
47h 02m total
San Antonio to Sydney

Search Deals

10/2-31/12
2 total stops
41h 03m total
San Antonio to Sydney

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($358 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($128 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Wed 10/2

05:15-06:20

3 stops32h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$1,140

Fastest return journey

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Wed 9/12

17:45-09:00

2 stops22h 15m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$1,172

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Wed 9/12

05:15-09:20

3 stops35h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$1,176

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Thu 11/2

16:04-08:30

1 stop23h 26m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$1,226

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Fri 12/2

05:15-09:20

3 stops35h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$1,226

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sat 13/2

05:15-09:20

3 stops35h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$1,226

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Thu 11/2

11:56-10:40

3 stops29h 44m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$1,275

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Tue 1/12

09:41-07:00

1 stop28h 19m

Sydney Kingsford Smith

Tue 15/12

11:20-16:43

2 stops22h 23m

$1,960

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 8/3

12:24-12:50

2 stops31h 26m

Sydney Kingsford Smith

Sat 1/5

10:20-00:04

1 stop28h 44m

$2,018

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 28/3

15:34-06:30

2 stops22h 56m

Sydney Kingsford Smith

Wed 31/12

00:00-08:00

Nonstop0h 00m

$2,195

Flights are sorted by cheapest return flights first.

Deals found on 1/11

Showing 1-10 of 17 resultsSorted by cheapest first

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.

SAT-SYD

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, October is the cheapest month in which you can book a flight from San Antonio to Sydney (average of $1,866). Flying from San Antonio to Sydney in December is currently the most expensive (average of $3,219). 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

How long is the flight from San Antonio to Sydney?
Airlines like Qantas Airways, United Airlines, and Delta fly from San Antonio to Sydney in about 22h 30m. The time it takes to get you to your destination can typically vary by up to 5h 49m. 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 $1,866). Flying from San Antonio to Sydney in December is currently the most expensive (average of $3,219). 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

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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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Cheap flights from San Antonio to Sydney from $900

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Antonio to Sydney

Cheapest flights from San Antonio to SydneyExplore 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 5 November 2026.

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 5 November 2026.

Best flights from San Antonio to SydneyDiscover carefully curated flight deals from San Antonio to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Discover carefully curated flight deals from San Antonio to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Last-minute flights from San Antonio to SydneyDiscover last-minute flight deals from San Antonio to Sydney. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from San Antonio to Sydney. Data last updated 5 November 2026 and is based on user searches.

One-way flights from San Antonio to SydneySearch for one-way flight options from San Antonio to Sydney. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Search for one-way flight options from San Antonio to Sydney. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

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

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.

Cheapflights Insights

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

Related info for your journey

How long is the flight from San Antonio to Sydney?

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

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

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

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

Travelling to a place near Sydney?

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Alternative routes for San Antonio to Sydney

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Complete your trip

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Direct flights to New South Wales

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Search flights from San Antonio to Sydney by cabin class

Find flights from San Antonio to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.

San Antonio and Sydney flights

Browse other San Antonio and Sydney flight options. Last updated on 5 November 2026.

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

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

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

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

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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 5 November 2026.

Best flights from San Antonio to Sydney
Discover carefully curated flight deals from San Antonio to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Last-minute flights from San Antonio to Sydney
Discover last-minute flight deals from San Antonio to Sydney. Data last updated 5 November 2026 and is based on user searches.

One-way flights from San Antonio to Sydney
Search for one-way flight options from San Antonio to Sydney. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.