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Cheap flights from San Antonio to Sydney from $1,049

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 26/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SYD
7 Jul — 14 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Antonio to Sydney

Enter your travel dates to find the best prices.

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 7 June 2026.

Wed 21/1015:11
SAT
-
SYD
1 stop24h 54m
Qantas Airways
Sun 15/1111:15
SYD
-
SAT
1 stop20h 22m
Qantas Airways
Deal found 5/6$1,755
Mon 14/915:09
SAT
-
SYD
1 stop25h 21m
American Airlines
Mon 5/1013:00
SYD
-
SAT
1 stop22h 41m
American Airlines
Deal found 7/6$1,853
Mon 14/913:45
SAT
-
SYD
2 stops26h 10m
United Airlines
Mon 5/1011:20
SYD
-
SAT
1 stop22h 31m
United Airlines
Deal found 7/6$1,857
Mon 30/1113:35
SAT
-
SYD
2 stops24h 25m
United Airlines
Tue 29/1212:10
SYD
-
SAT
2 stops24h 13m
United Airlines
Deal found 7/6$1,864
Tue 1/1215:07
SAT
-
SYD
1 stop24h 53m
Qantas Airways
Fri 1/111:15
SYD
-
SAT
1 stop20h 33m
Qantas Airways
Deal found 7/6$1,870
Tue 28/715:09
SAT
-
SYD
1 stop24h 56m
American Airlines
Wed 12/817:50
SYD
-
SAT
1 stop21h 09m
American Airlines
Deal found 3/6$1,887
Tue 28/705:30
SAT
-
SYD
2 stops34h 30m
United Airlines
Wed 12/810:20
SYD
-
SAT
1 stop22h 36m
United Airlines
Deal found 3/6$1,893
Tue 30/609:37
SAT
-
SYD
3 stops30h 18m
United Airlines
Wed 15/709:30
SYD
-
SAT
2 stops21h 09m
United Airlines
Deal found 6/6$1,899
Tue 30/615:10
SAT
-
SYD
1 stop25h 20m
Qantas Airways
Wed 15/709:10
SYD
-
SAT
1 stop29h 19m
Qantas Airways
Deal found 6/6$1,920
Thu 29/1015:11
SAT
-
SYD
1 stop24h 49m
American Airlines
Tue 24/1111:15
SYD
-
SAT
1 stop28h 36m
American Airlines
Deal found 4/6$1,924
Wed 4/1116:20
SAT
-
SYD
1 stop21h 40m
United Airlines
Fri 11/1212:10
SYD
-
SAT
1 stop19h 01m
United Airlines
Deal found 7/6$1,928

Find flight deals from San Antonio to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 June 2026.

Round-trip from

$1,755

One-way from

$1,049

Popular in

December

Cheapest in

January

Average price

$2,144
Qantas Airways
  • Qantas Airways
  • 21/10-15/11
  • 2 total stops
  • 45h 16m total
  • San Antonio to Sydney
Search Deals
American Airlines
  • American Airlines
  • 26/7
  • 1 total stop
  • 25h 21m total
  • San Antonio to Sydney
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($99 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($138 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Antonio to Sydney 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 647,157 searches. Data last updated 7 June 2026.
Use the filters below to find and compare flights from San Antonio to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 1/12

13:35-09:15

2 stops26h 40m

Sydney Kingsford Smith

Tue 29/12

11:50-13:03

1 stop18h 13m

$1,857

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 14/9

13:45-06:55

2 stops26h 10m

Sydney Kingsford Smith

Mon 5/10

11:20-17:51

1 stop22h 31m

$1,857

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 23/9

09:24-06:55

1 stop30h 31m

Sydney Kingsford Smith

Mon 19/10

10:30-19:20

2 stops24h 50m

$1,859
Fastest return journey

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 30/6

17:57-07:00

2 stops22h 03m

Sydney Kingsford Smith

Wed 15/7

09:30-15:39

2 stops21h 09m

$1,899

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 29/10

05:30-09:15

3 stops35h 45m

Sydney Kingsford Smith

Tue 24/11

11:50-13:03

1 stop18h 13m

$1,928

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 4/11

13:35-09:15

2 stops26h 40m

Sydney Kingsford Smith

Fri 11/12

12:10-14:11

1 stop19h 01m

$1,928
Cheapest one-way

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 30/6

12:36-06:50

2 stops27h 14m

$1,051

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 30/6

13:20-07:00

2 stops26h 40m

$1,051
Fastest single journey

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 26/7

16:35-07:00

2 stops23h 25m

$1,051

Flights are sorted by cheapest return flights first.

Deals found on 3/6

Sorted 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.
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, January is the cheapest month in which you can book a flight from San Antonio to Sydney (average of $1,368). Flying from San Antonio to Sydney in December is currently the most expensive (average of $3,071). 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.

How much does it cost for a return flight from San Antonio to Sydney?

Related info for your journey

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

  • How long is the flight from San Antonio to Sydney?

    Airlines like United Airlines fly from San Antonio to Sydney in about 26h 10m. The time it takes to get you to your destination can typically vary by up to . There are 13530 km between San Antonio and Sydney.

  • 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, January is the cheapest month in which you can book a flight from San Antonio to Sydney (average of $1,368). Flying from San Antonio to Sydney in December is currently the most expensive (average of $3,071). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Katoomba
Cronulla
Manly
Terrigal
Lithgow
Randwick
Bondi Beach
Leura
Coogee

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

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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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