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$453+ 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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SYD
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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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 4, 2025.

This United Airlines deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:45 pmSAT - BNE
1 stop21h 45mUnited Airlines
Mon 12/811:40 amBNE - SAT
2 stops40h 48mUnited Airlines
Deal found 12/1$1,249
This Qantas Airways deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 pmSAT - SYD
2 stops44h 35mQantas Airways
Sun 12/287:05 amSYD - SAT
2 stops32h 42mQantas Airways
Deal found 12/3$1,396
This Qantas Airways deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 pmSAT - SYD
2 stops45h 00mQantas Airways
Mon 12/295:50 pmSYD - SAT
2 stops39h 01mQantas Airways
Deal found 12/3$1,419
This Qantas Airways deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 pmSAT - SYD
2 stops45h 00mQantas Airways
Tue 12/306:20 amSYD - SAT
2 stops26h 31mQantas Airways
Deal found 12/3$1,438
This oojo deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 pmSAT - MEL
2 stops31h 45mMultiple Airlines
Thu 1/297:00 amMEL - SAT
2 stops29h 15mMultiple Airlines
Deal found 12/3$1,458
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/95:45 pmSAT - BNE
1 stop21h 45mUnited Airlines
Sat 12/135:55 pmBNE - SAT
2 stops44h 35mUnited Airlines
Deal found 12/3$1,509
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:15 amSAT - SYD
2 stops34h 50mUnited Airlines
Sun 12/2812:10 pmSYD - SAT
1 stop20h 03mUnited Airlines
Deal found 12/3$1,549
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/231:10 pmSAT - SYD
2 stops26h 55mUnited Airlines
Mon 12/292:00 pmSYD - SAT
2 stops24h 00mUnited Airlines
Deal found 12/3$1,554
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:30 pmSAT - SYD
1 stop42h 30mUnited Airlines
Mon 12/292:00 pmSYD - SAT
1 stop26h 59mUnited Airlines
Deal found 12/3$1,556
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:30 pmSAT - SYD
1 stop42h 30mUnited Airlines
Tue 12/3011:20 amSYD - SAT
2 stops21h 33mUnited Airlines
Deal found 12/3$1,560
This Qantas Airways deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:19 pmSAT - SYD
1 stop24h 41mQantas Airways
Sun 12/2811:20 amSYD - SAT
1 stop28h 27mQantas Airways
Deal found 12/3$1,585
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:13 pmSAT - SYD
1 stop23h 47mUnited Airlines
Tue 12/3011:50 amSYD - SAT
1 stop21h 03mUnited Airlines
Deal found 12/3$1,599

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 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,004
(Qantas Airways)

One-way from

$453
(Kiwi.com)

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. 17% potential increase in price ($297 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($74 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Australia 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 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from San Antonio to Australia that are best for you.

Fly from

San Antonio

Fly to

Australia

Route

Depart

Return

Price

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 2/15

3:21 pm-9:00 am

1 stop24h 39m

Sydney Kingsford Smith

Thu 2/19

2:35 pm-10:51 pm

2 stops49h 16m

$1,004

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Mon 2/9

1:03 pm-8:20 am

2 stops27h 17m

Brisbane

Fri 2/13

10:40 am-2:44 pm

1 stop20h 04m

$1,041

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 2/10

4:40 pm-6:50 am

1 stop21h 10m

Sydney Kingsford Smith

Mon 8/10

9:25 am-2:42 pm

1 stop20h 17m

$1,162

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 2/10

4:40 pm-8:30 am

1 stop22h 50m

Sydney Kingsford Smith

Wed 8/12

9:25 am-2:42 pm

1 stop20h 17m

$1,162

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 2/9

4:40 pm-8:30 am

1 stop22h 50m

Sydney Kingsford Smith

Wed 8/12

9:25 am-2:42 pm

1 stop20h 17m

$1,162

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 2/9

1:40 pm-8:30 am

2 stops25h 50m

Sydney Kingsford Smith

Mon 8/10

9:25 am-10:15 pm

2 stops27h 50m

$1,166

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 2/8

7:35 am-6:50 am

2 stops30h 15m

Sydney Kingsford Smith

Wed 8/12

9:25 am-5:25 pm

2 stops23h 00m

$1,166

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 2/8

7:35 am-6:50 am

2 stops30h 15m

Sydney Kingsford Smith

Tue 8/11

9:25 am-5:25 pm

2 stops23h 00m

$1,166

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 2/10

4:40 pm-6:50 am

1 stop21h 10m

Sydney Kingsford Smith

Tue 8/11

9:25 am-12:15 am

2 stops29h 50m

$1,166

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 2/11

4:40 pm-8:30 am

1 stop22h 50m

Sydney Kingsford Smith

Mon 8/10

9:25 am-12:44 am

2 stops30h 19m

$1,166

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 49 results
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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 $450). Flying from San Antonio to Australia in April is currently the most expensive (average of $949). 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?

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 4, 2025.

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?

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.

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

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated December 4, 2025.
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

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

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

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

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.
Qantas Airways
7.5
Good
947 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

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.
United Airlines
7.4
Good
9,066 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

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.
American Airlines
7.2
Good
11,044 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

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.

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?

    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 24h 39m. Fly via Qantas Airways, Delta, 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 - Adelaide 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 $450). Flying from San Antonio to Australia in April is currently the most expensive (average of $949). 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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Top 4 airlines flying from San Antonio to Australia

Discover the top 4 airlines that operate flights from San Antonio to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$799Average$1,852FlexibilityNo cancel feeOn-time74%
DeltaCheapest$839Average$1,370FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$867Average$1,475FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$926Average$1,148FlexibilityNo cancel feeOn-time69%

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