How long is the flight from San Antonio to Australia?

There are many flights that can get you from San Antonio to Australia in 21h 10m. Fly via Delta, Qantas Airways, or American Airlines to get the fastest option. There are 8407 mi between San Antonio and Australia. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

If weather is an important factor for your trip to Australia, 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 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

What are the most popular routes from San Antonio to Australia?

Most travelers choose San Antonio - Sydney Kingsford Smith, San Antonio - Melbourne or San Antonio - Brisbane when deciding on the best route from San Antonio to Australia.

What are the most popular airlines that fly from San Antonio to Australia?

Consider United Airlines, American Airlines or Delta when booking your flight. These represent the most popular airlines when flying from San Antonio to Australia.

What airport do you fly from for flights from San Antonio to Australia?

For a flight from San Antonio to Australia, you will be flying from San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city.

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

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

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

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

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

Yes. Cheapflights offers flight deals from San Antonio to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$700+ Flights from San Antonio to Australia

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from San Antonio to Australia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Antonio to Australia

Cheapest flights from San Antonio to Australia
Explore the most affordable flight options available from San Antonio to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

Sun 12/211:33 pmSAT - BNE

2 stops50h 47mDelta

Sun 1/1110:40 amBNE - SAT

1 stop20h 03mDelta

Deal found 12/16

$1,060

Wed 12/174:59 pmSAT - MEL

1 stop22h 01mDelta

Fri 12/2610:10 amMEL - SAT

1 stop21h 56mDelta

Deal found 12/15

$1,263

Fri 12/263:19 pmSAT - SYD

1 stop24h 41mQantas Airways

Thu 1/85:50 pmSYD - SAT

2 stops38h 55mQantas Airways

Deal found 12/16

$2,200

Fri 12/268:52 amSAT - SYD

1 stop28h 28mUnited Airlines

Thu 1/811:50 amSYD - SAT

1 stop22h 43mUnited Airlines

Deal found 12/14

$2,214

Fri 12/264:10 pmSAT - SYD

1 stop23h 20mDelta

Thu 1/82:15 pmSYD - SAT

1 stop26h 28mDelta

Deal found 12/16

$2,314

Sun 12/213:19 pmSAT - BNE

1 stop22h 26mQantas Airways

Sun 1/1112:10 pmBNE - SAT

1 stop26h 44mQantas Airways

Deal found 12/16

$2,450

Mon 12/226:00 pmSAT - SYD

2 stops27h 50mQantas Airways

Sat 1/38:55 amSYD - SAT

2 stops30h 52mQantas Airways

Deal found 12/16

$2,559

Thu 12/183:54 pmSAT - SYD

1 stop24h 21mAir New Zealand

Sat 12/208:15 pmSYD - SAT

2 stops40h 26mAir New Zealand

Deal found 12/14

$2,821

Thu 12/181:10 pmSAT - BNE

2 stops26h 20mUnited Airlines

Sat 12/205:55 pmBNE - SAT

2 stops46h 04mUnited Airlines

Deal found 12/14

$2,935

Sat 12/208:52 amSAT - SYD

1 stop31h 23mAir New Zealand

Mon 12/2211:45 amSYD - SAT

2 stops26h 41mAir New Zealand

Deal found 12/16

$2,948

Thu 12/186:35 amSAT - SYD

2 stops34h 00mMultiple Airlines

Sat 12/204:00 pmSYD - SAT

3 stops30h 35mMultiple Airlines

Deal found 12/14

$3,076

Thu 12/183:19 pmSAT - BNE

1 stop21h 41mQantas Airways

Sat 12/206:30 pmBNE - SAT

2 stops44h 17mQantas Airways

Deal found 12/14

$3,268

Best flights from San Antonio to Australia
Discover carefully curated flight deals from San Antonio to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 16, 2025.

Tue 2/34:40 pmSAT - SYD

1 stop21h 10mDelta

Tue 2/172:15 pmSYD - SAT

1 stop26h 28mDelta

Deal found 12/16

$965

Thu 1/292:35 pmSAT - BNE

2 stops34h 35mQantas Airways

Thu 2/57:40 pmBNE - SAT

1 stop19h 14mQantas Airways

Deal found 12/15

$969

Sat 2/216:25 pmSAT - MEL

2 stops31h 20mMultiple Airlines

Sat 2/287:00 amMEL - SAT

2 stops30h 48mMultiple Airlines

Deal found 12/15

$1,067

Sat 2/289:15 amSAT - MEL

1 stop26h 45mAmerican Airlines

Tue 3/1012:00 pmMEL - SAT

2 stops24h 49mAmerican Airlines

Deal found 12/15

$1,188

Thu 3/129:52 amSAT - BNE

2 stops29h 38mUnited Airlines

Thu 3/2610:40 amBNE - SAT

1 stop26h 19mUnited Airlines

Deal found 12/15

$1,259

Fri 2/204:42 pmSAT - SYD

1 stop22h 48mDelta

Wed 3/259:40 amSYD - SAT

1 stop20h 52mDelta

Deal found 12/15

$987

Tue 3/34:45 pmSAT - BNE

2 stops24h 00mAir Canada

Fri 3/610:45 amBNE - SAT

2 stops28h 47mAir Canada

Deal found 12/14

$1,990

Sat 2/215:30 amSAT - SYD

2 stops32h 20mDelta

Tue 3/241:15 pmSYD - SAT

2 stops23h 18mDelta

Deal found 12/15

$992

Sat 2/216:25 pmSAT - MEL

2 stops29h 50mQantas Airways

Sat 2/2812:00 pmMEL - SAT

1 stop27h 51mQantas Airways

Deal found 12/15

$1,094

Thu 1/291:03 pmSAT - SYD

2 stops26h 27mDelta

Thu 2/510:40 amSYD - SAT

2 stops26h 45mDelta

Deal found 12/14

$1,014

Sat 2/214:45 pmSAT - SYD

2 stops45h 50mQantas Airways

Sat 2/2811:20 amSYD - SAT

1 stop28h 31mQantas Airways

Deal found 12/16

$1,124

Thu 1/291:08 pmSAT - BNE

1 stop25h 22mAmerican Airlines

Thu 2/57:40 pmBNE - SAT

1 stop19h 14mAmerican Airlines

Deal found 12/15

$1,243

Fri 1/3011:43 amSAT - MEL

2 stops29h 17mUnited Airlines

Fri 2/611:30 amMEL - SAT

2 stops28h 27mUnited Airlines

Deal found 12/16

$1,261

Mon 2/22:35 pmSAT - SYD

1 stop25h 25mQantas Airways

Tue 2/105:45 pmSYD - SAT

1 stop22h 09mQantas Airways

Deal found 12/16

$1,135

Thu 1/291:20 pmSAT - BNE

2 stops26h 10mUnited Airlines

Thu 2/511:40 amBNE - SAT

2 stops27h 17mUnited Airlines

Deal found 12/15

$1,264

Wed 4/13:41 pmSAT - ADL

2 stops32h 34mQantas Airways

Tue 4/147:10 pmADL - SAT

2 stops42h 08mQantas Airways

Deal found 12/16

$1,173

Thu 3/122:20 pmSAT - BNE

3 stops28h 35mMultiple Airlines

Thu 3/268:20 amBNE - SAT

2 stops24h 31mMultiple Airlines

Deal found 12/16

$1,655

Fri 1/307:00 amSAT - MEL

1 stop32h 00mDelta

Fri 2/610:10 amMEL - SAT

1 stop21h 33mDelta

Deal found 12/16

$1,272

Sat 3/143:41 pmSAT - MEL

2 stops30h 24mMultiple Airlines

Tue 3/174:50 pmMEL - SAT

2 stops57h 57mMultiple Airlines

Deal found 12/15

$1,719

Wed 4/19:00 amSAT - ADL

2 stops35h 40mUnited Airlines

Tue 4/146:00 amADL - SAT

3 stops31h 48mUnited Airlines

Deal found 12/15

$1,590

Thu 1/294:04 pmSAT - BNE

2 stops25h 51mMultiple Airlines

Thu 2/511:10 amBNE - SAT

3 stops26h 11mMultiple Airlines

Deal found 12/15

$1,858

Sat 2/283:21 pmSAT - MEL

2 stops26h 44mQantas Airways

Wed 3/412:00 pmMEL - SAT

1 stop27h 51mQantas Airways

Deal found 12/14

$1,705

Mon 3/23:21 pmSAT - ADL

2 stops34h 24mQantas Airways

Fri 3/66:05 amADL - SAT

2 stops33h 16mQantas Airways

Deal found 12/14

$1,908

Tue 3/39:30 amSAT - TSV

2 stops36h 05mUnited Airlines

Sat 3/76:05 amTSV - SAT

2 stops32h 24mUnited Airlines

Deal found 12/14

$2,568

Wed 4/17:35 amSAT - ADL

3 stops42h 15mMultiple Airlines

Tue 4/149:10 amADL - SAT

3 stops52h 38mMultiple Airlines

Deal found 12/15

$4,968

Last-minute flights from San Antonio to Australia
Discover last-minute flight deals from San Antonio to Australia. Data last updated December 16, 2025 and is based on user searches.

Wed 12/174:59 pmSAT - MEL

1 stop22h 01mDelta

Fri 12/2610:10 amMEL - SAT

1 stop21h 56mDelta

Deal found 12/15

$1,263

Sun 12/211:33 pmSAT - BNE

2 stops50h 47mDelta

Sun 1/1110:40 amBNE - SAT

1 stop20h 03mDelta

Deal found 12/16

$1,060

Tue 1/135:59 pmSAT - SYD

1 stop20h 01mUnited Airlines

Tue 1/2712:10 pmSYD - SAT

2 stops25h 34mUnited Airlines

Deal found 12/16

$1,168

Tue 1/134:40 pmSAT - SYD

1 stop22h 50mDelta

Tue 1/272:15 pmSYD - SAT

1 stop26h 28mDelta

Deal found 12/16

$1,641

Wed 1/145:59 pmSAT - SYD

1 stop20h 01mUnited Airlines

Wed 1/2111:50 amSYD - SAT

1 stop26h 31mUnited Airlines

Deal found 12/16

$1,163

Wed 1/142:35 pmSAT - SYD

2 stops33h 55mQantas Airways

Wed 1/215:30 pmSYD - SAT

2 stops22h 24mQantas Airways

Deal found 12/16

$1,794

Thu 1/292:35 pmSAT - BNE

2 stops34h 35mQantas Airways

Thu 2/57:40 pmBNE - SAT

1 stop19h 14mQantas Airways

Deal found 12/15

$969

Thu 1/294:40 pmSAT - SYD

1 stop22h 50mDelta

Thu 2/52:15 pmSYD - SAT

1 stop26h 28mDelta

Deal found 12/14

$1,009

Thu 1/291:08 pmSAT - BNE

1 stop25h 22mAmerican Airlines

Thu 2/57:40 pmBNE - SAT

1 stop19h 14mAmerican Airlines

Deal found 12/15

$1,243

Thu 1/291:20 pmSAT - BNE

2 stops26h 10mUnited Airlines

Thu 2/511:40 amBNE - SAT

2 stops27h 17mUnited Airlines

Deal found 12/15

$1,264

Fri 1/3011:43 amSAT - MEL

2 stops29h 17mUnited Airlines

Fri 2/611:30 amMEL - SAT

2 stops28h 27mUnited Airlines

Deal found 12/16

$1,261

Fri 1/307:00 amSAT - MEL

1 stop32h 00mDelta

Fri 2/610:10 amMEL - SAT

1 stop21h 33mDelta

Deal found 12/16

$1,272

One-way flights from San Antonio to Australia
Search for one-way flight options from San Antonio to Australia. Find affordable one-way fares based on user searches. Data last updated December 16, 2025.

Fri 12/264:10 pmSAT - MEL

1 stop22h 50mDelta

Deal found 12/16

$700

Tue 1/132:35 pmSAT - BNE

1 stop23h 10mQantas Airways

Deal found 12/15

$1,079

Tue 1/136:46 pmSAT - BNE

3 stops56h 54mMultiple Airlines

Deal found 12/15

$1,161

Tue 1/1311:43 amSAT - BNE

2 stops27h 47mUnited Airlines

Deal found 12/15

$1,175

Fri 1/22:13 pmSAT - SYD

2 stops38h 32mAir New Zealand

Deal found 12/16

$1,334

Fri 1/211:28 amSAT - SYD

1 stop26h 32mUnited Airlines

Deal found 12/16

$1,600

Tue 1/132:35 pmSAT - BNE

1 stop23h 10mAmerican Airlines

Deal found 12/15

$1,650

Fri 1/25:15 amSAT - SYD

3 stops34h 30mMultiple Airlines

Deal found 12/16

$1,818

Fri 12/262:13 pmSAT - MEL

2 stops34h 27mAir New Zealand

Deal found 12/16

$2,144

Fri 12/267:30 pmSAT - MEL

3 stops56h 25mMultiple Airlines

Deal found 12/16

$3,304

Fri 12/265:00 amSAT - MEL

1 stop31h 00mAmerican Airlines

Deal found 12/16

$3,353

Find flight deals from San Antonio to Australia

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$957 (oojo)
One-way from	$700 (Delta)
Popular in	December
Cheapest in	March
Average price	$2,164

Provider with most accurate pricing for San Antonio-Sydney Kingsford Smith flight deals.

Search Deals

Provider most trusted by Cheapflights users for San Antonio-Sydney Kingsford Smith flights.

Search Deals

From San Antonio to Australia

Search Deals

One-way flight from San Antonio to Australia

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($324 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($73 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 2/3

4:40 pm-6:50 am

1 stop21h 10m

Sydney Kingsford Smith

Tue 2/17

2:15 pm-11:43 pm

1 stop26h 28m

$965

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Thu 1/29

2:35 pm-5:10 pm

2 stops34h 35m

Brisbane

Thu 2/5

7:40 pm-10:54 pm

1 stop19h 14m

$969

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Fri 2/20

4:42 pm-8:30 am

1 stop22h 48m

Sydney Kingsford Smith

Wed 3/25

9:40 am-2:32 pm

1 stop20h 52m

$987

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sat 2/21

5:30 am-6:50 am

2 stops32h 20m

Sydney Kingsford Smith

Tue 3/24

1:15 pm-8:33 pm

2 stops23h 18m

$992

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 1/29

1:03 pm-8:30 am

2 stops26h 27m

Sydney Kingsford Smith

Thu 2/5

10:40 am-8:25 pm

2 stops26h 45m

$1,014

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Sat 2/21

6:25 pm-6:45 pm

2 stops31h 20m

Melbourne

Sat 2/28

7:00 am-8:48 pm

2 stops30h 48m

$1,067

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Sat 2/21

6:25 pm-5:15 pm

2 stops29h 50m

Melbourne

Sat 2/28

12:00 pm-10:51 pm

1 stop27h 51m

$1,094

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sat 2/21

4:45 pm-7:35 am

2 stops45h 50m

Sydney Kingsford Smith

Sat 2/28

11:20 am-10:51 pm

1 stop28h 31m

$1,124

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 2/2

2:35 pm-9:00 am

1 stop25h 25m

Sydney Kingsford Smith

Tue 2/10

5:45 pm-10:54 pm

1 stop22h 09m

$1,135

San AntonioAdelaide

SAT - ADL

SATADL

San Antonio

Wed 4/1

3:41 pm-3:45 pm

2 stops32h 34m

Adelaide

Tue 4/14

7:10 pm-10:48 pm

2 stops42h 08m

$1,173

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 36 results

Best time to book a flight from San Antonio to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from San Antonio with our price prediction graph.

Estimated round-trip 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 Australia

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

Currently, May is the cheapest month in which you can book a flight from San Antonio to Australia (average of $431). Flying from San Antonio to Australia in April is currently the most expensive (average of $945). 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.

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

It’s optimal to fly from San Antonio to Australia in the morning. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from San Antonio to Australia?

Travelers seeking maximum savings on their San Antonio to Australia flight should consider departing on Thursday afternoons when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Australia

See what other customers who have flown with Delta, Qantas Airways, and United Airlines from San Antonio to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,009 reviews

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Qantas Airways

7.5

Good

946 reviews

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,094 reviews

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,047 reviews

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What airport do you fly from for flights from San Antonio to Australia?
For a flight from San Antonio to Australia, you will be flying from San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city.
How long is the flight from San Antonio to Australia?
There are many flights that can get you from San Antonio to Australia in 21h 10m. Fly via Delta, Qantas Airways, or American Airlines to get the fastest option. There are 8407 mi between San Antonio and Australia. This flight may include one or multiple stops.
What are the most popular routes from San Antonio to Australia?
Most travelers choose San Antonio - Sydney Kingsford Smith, San Antonio - Melbourne or San Antonio - Brisbane when deciding on the best route from San Antonio to Australia.
Can I find deals for flights from San Antonio to Australia that include hotel bookings?
Yes. In addition to deals on San Antonio to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Antonio to Australia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Australia.
Can I find deals for business class flights from San Antonio to Australia?
Yes. Cheapflights offers flight deals from San Antonio to Australia 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 Australia?
Currently, May is the cheapest month in which you can book a flight from San Antonio to Australia (average of $431). Flying from San Antonio to Australia in April is currently the most expensive (average of $945). 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

Alternative routes for San Antonio to Australia

Dallas/Fort Worth to Sydney flights

Dallas/Fort Worth to Auckland flights

Dallas/Fort Worth to Melbourne flights

Hobby to Sydney flights

George Bush Intcntl to Sydney flights

Hobby to Melbourne flights

Hobby to Auckland flights

Dallas/Fort Worth to Brisbane flights

George Bush Intcntl to Auckland flights

Dallas/Fort Worth to Avalon flights

George Bush Intcntl to Melbourne flights

Dallas/Fort Worth to Nadi flights

Austin to Sydney flights

Love Field to Auckland flights

Hobby to Perth flights

Austin to Auckland flights

Love Field to Sydney flights

Hobby to Brisbane flights

Dallas/Fort Worth to Adelaide flights

George Bush Intcntl to Brisbane flights

Dallas/Fort Worth to Christchurch flights

Austin to Melbourne flights

George Bush Intcntl to Perth flights

Dallas/Fort Worth to Perth flights

Dallas/Fort Worth to Papeete flights

Hobby to Papeete flights

Love Field to Melbourne flights

Hobby to Nadi flights

George Bush Intcntl to Papeete flights

San Antonio to Auckland flights

Austin to Wellington flights

Dallas/Fort Worth to Canberra flights

San Antonio to Sydney flights

George Bush Intcntl to Nadi flights

Austin to Brisbane flights

Austin to Avalon flights

Love Field to Brisbane flights

Dallas/Fort Worth to Vaitape flights

Hobby to Hobart flights

Austin to Nadi flights

Dallas/Fort Worth to Hobart flights

Hobby to Queenstown flights

Dallas/Fort Worth to Tamuning flights

Hobby to Christchurch flights

Hobby to Canberra flights

George Bush Intcntl to Hobart flights

George Bush Intcntl to Queenstown flights

Austin to Tamuning flights

Complete your trip

Australia car rentals

New South Wales car rentals

Victoria car rentals

Queensland car rentals

Tasmania car rentals

Australian Capital Territory car rentals

South Australia car rentals

Northern Territory car rentals

Western Australia car rentals

Sydney Kingsford Smith Airport car rentals

Melbourne Airport car rentals

Brisbane Airport car rentals

Top 4 airlines flying from San Antonio to Australia

Airline	Cheapest	Average	Flexibility	On-time
Qantas Airways	Cheapest$799	Average$2,164	FlexibilityNo cancel fee	On-time74%
Delta	Cheapest$839	Average$1,458	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$867	Average$1,475	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$926	Average$1,126	FlexibilityNo cancel fee	On-time69%

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.

$700+ Cheap flights from San Antonio (SAT) to Australia

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 12/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Antonio to Australia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from San Antonio to Australia

Cheapest flights from San Antonio to AustraliaExplore the most affordable flight options available from San Antonio to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

Explore the most affordable flight options available from San Antonio to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

Find flight deals from San Antonio to Australia

Keep the following information in mind while searching for San Antonio to Australia flight deals. Data was last updated December 16, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from San Antonio to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from San Antonio with our price prediction graph.

Cheapflights Insights

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

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

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

Find hourly flight availability from San Antonio to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

What is the cheapest day to fly from San Antonio to Australia?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Australia. Price data was last updated on December 16, 2024.

Reviews of airlines servicing Australia

See what other customers who have flown with Delta, Qantas Airways, and United Airlines from San Antonio to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from San Antonio to Australia?

How long is the flight from San Antonio to Australia?

What are the most popular routes from San Antonio to Australia?

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

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

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

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

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.

Alternative routes for San Antonio to Australia

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from San Antonio to Australia

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from San Antonio to Australia
Explore the most affordable flight options available from San Antonio to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.