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$623+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SYD
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap 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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$987
(StudentUniverse)

One-way from

$623
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$1,011
Provider with most accurate pricing for San Antonio-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Sydney Kingsford Smith flights.
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From San Antonio to Australia
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One-way flight from San Antonio to Australia
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($202 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 30, 2025.

This StudentUniverse deal was found by Cheapflights users on 4/28. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/258:32 pmSAT - SYD
2 stops24h 43mFiji Airways
Sat 10/182:45 pmSYD - SAT
2 stops20h 42mFiji Airways
Deal found 4/28$987
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/252:50 pmSAT - SYD
1 stop25h 40mMultiple Airlines
Sat 10/186:45 pmSYD - SAT
1 stop20h 45mMultiple Airlines
Deal found 4/28$1,278
This eDestinos deal was found by Cheapflights users on 4/29. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:30 amSAT - SYD
2 stops35h 15mAir New Zealand
Wed 11/511:45 amSYD - SAT
2 stops24h 38mAir New Zealand
Deal found 4/29$1,301
This United Airlines deal was found by Cheapflights users on 4/28. 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 6/175:30 amSAT - SYD
2 stops34h 30mUnited Airlines
Sat 7/2610:20 amSYD - SAT
1 stop26h 55mUnited Airlines
Deal found 4/28$1,379
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/174:00 pmSAT - SYD
1 stop23h 35mDelta
Sat 7/269:25 amSYD - SAT
1 stop20h 05mDelta
Deal found 4/28$1,389
This KAYAK deal was found by Cheapflights users on 4/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/186:00 amSAT - SYD
2 stops36h 00mChina Eastern
Tue 5/2711:00 amSYD - SAT
2 stops51h 42mChina Eastern
Deal found 4/29$1,488
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/233:27 pmSAT - SYD
1 stop24h 38mAmerican Airlines
Wed 11/511:15 amSYD - SAT
1 stop28h 40mAmerican Airlines
Deal found 4/29$1,493
This Jetabroad deal was found by Cheapflights users on 4/29. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/192:25 pmSAT - ADL
3 stops34h 40mAir New Zealand
Tue 9/96:30 amADL - SAT
3 stops30h 17mAir New Zealand
Deal found 4/29$1,518
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 6/275:30 amSAT - MEL
2 stops35h 00mUnited Airlines
Fri 7/1810:55 amMEL - SAT
1 stop26h 20mUnited Airlines
Deal found 4/29$1,546
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:45 pmSAT - ADL
2 stops26h 20mMultiple Airlines
Tue 9/96:10 pmADL - SAT
2 stops42h 56mMultiple Airlines
Deal found 4/29$1,673
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/226:30 amSAT - SYD
2 stops46h 15mAlaska Airlines
Sat 5/319:40 pmSYD - SAT
2 stops46h 30mAlaska Airlines
Deal found 4/29$1,747
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/276:17 pmSAT - MEL
1 stop19h 43mQantas Airways
Fri 7/189:45 amMEL - SAT
1 stop27h 17mQantas Airways
Deal found 4/29$1,791

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 April 30, 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

Tue 6/17

8:18 pm-11:45 am

2 stops24h 27m

Sydney Kingsford Smith

Sat 7/26

1:45 pm-7:46 pm

2 stops21h 01m

$1,341

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 6/17

5:30 am-7:00 am

2 stops34h 30m

Sydney Kingsford Smith

Sat 7/26

10:20 am-10:15 pm

1 stop26h 55m

$1,379

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 6/17

4:00 pm-6:35 am

1 stop23h 35m

Sydney Kingsford Smith

Sat 7/26

9:25 am-2:30 pm

1 stop20h 05m

$1,389

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 5/18

6:00 am-9:00 am

2 stops36h 00m

Sydney Kingsford Smith

Tue 5/27

11:00 am-11:42 pm

2 stops51h 42m

$1,488

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Fri 6/27

5:30 am-8:15 am

3 stops35h 45m

Melbourne

Fri 7/18

10:55 am-10:15 pm

1 stop26h 20m

$1,546

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 5/22

6:30 am-7:45 pm

2 stops46h 15m

Sydney Kingsford Smith

Sat 5/31

9:40 pm-5:10 am

2 stops46h 30m

$1,747

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 5/22

7:00 am-7:30 am

1 stop33h 30m

Sydney Kingsford Smith

Sat 5/31

8:20 pm-1:42 pm

2 stops56h 22m

$1,789

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

Fri 6/27

6:17 pm-5:00 am

1 stop19h 43m

Melbourne

Fri 7/18

9:45 am-10:02 pm

1 stop27h 17m

$1,791

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 5/18

7:44 am-8:45 am

2 stops34h 01m

Sydney Kingsford Smith

Tue 5/27

10:20 am-10:15 pm

1 stop26h 55m

$1,859

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Fri 6/13

11:41 am-11:00 am

2 stops32h 19m

Brisbane

Fri 6/20

7:20 pm-10:15 pm

2 stops41h 55m

$1,870

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 26 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, March is the cheapest month in which you can book a flight from San Antonio to Australia (average of $1,043). Flying from San Antonio to Australia in December is currently the most expensive (average of $1,643). 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 April 30, 2025.

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

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

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.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

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).

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 April 30, 2025.
To help decide which airline to fly from San Antonio to Australia, see what other customers have to say about Korean Air, Fiji Airways and Alaska Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,066 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,066 reviews
Korean Air
8.4
Very good
1,066 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Fiji Airways
8.1
Very good
190 reviews
Korean Air
8.4
Very good
1,066 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Alaska Airlines
8.0
Very good
9,968 reviews
Korean Air
8.4
Very good
1,066 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,936 reviews
Korean Air
8.4
Very good
1,066 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air New Zealand
8.0
Very good
472 reviews
Korean Air
8.4
Very good
1,066 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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.

  • What are the cheapest airlines to fly from San Antonio to Australia one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $854. However, be on the lookout for offers from Air Canada and American Airlines, as they are both options that can get you from San Antonio to Australia for a low price.

  • 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, March is the cheapest month in which you can book a flight from San Antonio to Australia (average of $1,043). Flying from San Antonio to Australia in December is currently the most expensive (average of $1,643). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from San Antonio to Australia

Discover the top 5 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$273Average$1,388FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$896Average$1,564FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$912Average$1,401FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$971Average$1,197FlexibilityNo cancel feeOn-time78%
DeltaCheapest$978Average$1,349FlexibilityNo cancel feeOn-timeN/A

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