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$539+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SYD
dic. 20 — dic. 271
sáb. 12/20
sáb. 12/27
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 noviembre 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$963
(Delta)

One-way from

$539
(Delta)

Popular in

December

Cheapest in

March

Average price

$1,395
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
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Highest demand for flights based on searches. 15% potential increase in price ($243 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in November 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 noviembre 20, 2025.

This Delta deal was found by Cheapflights users on 11/17. 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.
mié. 12/34:59 pmSAT - SYD
1 stop22h 31mDelta
jue. 12/1110:40 amSYD - SAT
1 stop21h 10mDelta
Deal found 11/17$986
This Mytrip deal was found by Cheapflights users on 11/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/36:07 pmSAT - SYD
2 stops33h 08mMultiple Airlines
jue. 12/116:00 amSYD - SAT
3 stops34h 26mMultiple Airlines
Deal found 11/17$1,274
This eDestinos deal was found by Cheapflights users on 11/19. 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.
dom. 11/307:30 pmSAT - MEL
2 stops27h 05mQantas Airways
dom. 12/146:45 amMEL - SAT
2 stops33h 13mQantas Airways
Deal found 11/19$1,499
This Delta deal was found by Cheapflights users on 11/19. 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.
lun. 11/245:06 pmSAT - SYD
1 stop22h 24mDelta
dom. 11/3010:40 amSYD - SAT
1 stop30h 37mDelta
Deal found 11/19$1,638
This American Airlines deal was found by Cheapflights users on 11/19. 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.
dom. 11/308:35 amSAT - MEL
1 stop27h 25mAmerican Airlines
dom. 12/144:05 pmMEL - SAT
1 stop20h 35mAmerican Airlines
Deal found 11/19$1,723
This Kiwi.com deal was found by Cheapflights users on 11/18. 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.
mié. 12/246:35 amSAT - MEL
1 stop33h 55mMultiple Airlines
mar. 1/61:45 pmMEL - SAT
2 stops40h 59mMultiple Airlines
Deal found 11/18$1,965
This United Airlines deal was found by Cheapflights users on 11/17. 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.
vie. 12/265:59 pmSAT - SYD
1 stop20h 01mUnited Airlines
jue. 1/811:20 amSYD - SAT
2 stops27h 01mUnited Airlines
Deal found 11/17$1,967
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/245:52 pmSAT - SYD
2 stops33h 58mQantas Airways
dom. 11/3010:00 pmSYD - SAT
2 stops41h 55mQantas Airways
Deal found 11/19$1,998
This United Airlines deal was found by Cheapflights users on 11/19. 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.
mié. 11/265:30 amSAT - MEL
2 stops35h 00mUnited Airlines
lun. 12/11:00 pmMEL - SAT
1 stop20h 59mUnited Airlines
Deal found 11/19$2,105
This Delta deal was found by Cheapflights users on 11/17. 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.
vie. 12/266:37 amSAT - SYD
1 stop32h 53mDelta
jue. 1/82:15 pmSYD - SAT
1 stop26h 28mDelta
Deal found 11/17$2,123
This Gotogate deal was found by Cheapflights users on 11/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/307:40 amSAT - MEL
2 stops34h 15mAir New Zealand
dom. 12/149:05 amMEL - SAT
3 stops27h 52mAir New Zealand
Deal found 11/19$2,162
This American Airlines deal was found by Cheapflights users on 11/18. 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.
sáb. 11/223:11 pmSAT - BNE
1 stop21h 49mAmerican Airlines
lun. 11/247:40 pmBNE - SAT
1 stop19h 15mAmerican Airlines
Deal found 11/18$2,229

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 noviembre 20, 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

mié. 3/11

4:10 pm-7:25 am

1 stop23h 15m

Sydney Kingsford Smith

mar. 3/17

9:40 am-2:40 pm

1 stop21h 00m

$963

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

mié. 12/3

4:59 pm-8:30 am

1 stop22h 31m

Sydney Kingsford Smith

jue. 12/11

10:40 am-2:50 pm

1 stop21h 10m

$986

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

dom. 2/15

10:57 am-6:50 am

2 stops26h 53m

Sydney Kingsford Smith

jue. 2/19

10:40 am-2:46 pm

1 stop21h 06m

$990

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

lun. 3/16

12:25 pm-7:25 am

2 stops27h 00m

Sydney Kingsford Smith

jue. 3/19

1:15 pm-12:45 am

2 stops27h 30m

$990

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

vie. 2/6

6:30 am-8:30 am

2 stops33h 00m

Sydney Kingsford Smith

mar. 2/10

10:40 am-2:43 pm

1 stop21h 03m

$990

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

lun. 2/9

4:40 pm-8:20 am

1 stop23h 40m

Brisbane

vie. 2/13

10:40 am-2:46 pm

1 stop20h 06m

$1,037

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

lun. 3/9

3:15 pm-5:00 am

1 stop22h 45m

Brisbane

lun. 4/6

8:05 pm-8:13 am

2 stops27h 08m

$1,439

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

sáb. 2/28

3:21 pm-1:30 pm

2 stops30h 09m

Brisbane

mié. 3/4

7:40 pm-11:08 pm

1 stop19h 28m

$1,698

San AntonioMelbourne

SAT - MEL

SATMEL

San Antonio

dom. 2/15

3:21 pm-3:05 pm

2 stops30h 44m

Melbourne

jue. 2/19

12:00 pm-11:08 pm

1 stop28h 08m

$1,701

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

lun. 3/9

3:15 pm-11:05 am

2 stops28h 50m

Brisbane

lun. 4/6

8:05 am-5:42 pm

3 stops24h 37m

$1,706

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

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, May is the cheapest month in which you can book a flight from San Antonio to Australia (average of $418). Flying from San Antonio to Australia in June is currently the most expensive (average of $955). 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 noviembre 20, 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 noviembre 20, 2025.
See what other customers who have flown with Air New Zealand, Delta, 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.
Air New Zealand
8.0
Very good
533 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.2

Crew

8.5

Food

7.4

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
Air New Zealand
8.0
Very good
533 reviews
Air New Zealand
8.0
Very good
533 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.2

Crew

8.5

Food

7.4

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
Delta
7.9
Good
8,002 reviews
Air New Zealand
8.0
Very good
533 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.2

Crew

8.5

Food

7.4

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
United Airlines
7.4
Good
9,028 reviews
Air New Zealand
8.0
Very good
533 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.2

Crew

8.5

Food

7.4

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
American Airlines
7.2
Good
11,047 reviews
Air New Zealand
8.0
Very good
533 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.2

Crew

8.5

Food

7.4

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.

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 22h 45m. Fly via Delta, American Airlines, or Qantas Airways to get the fastest option. There are 8153 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 $418). Flying from San Antonio to Australia in June is currently the most expensive (average of $955). 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 noviembre 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$867Average$1,543FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$926Average$1,163FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$971Average$988FlexibilityNo cancel feeOn-time78%
DeltaCheapest$978Average$1,395FlexibilityNo cancel feeOn-timeN/A

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