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Cheap flights from Sydney to San Antonio from $890

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAT
18 Jun — 25 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to San Antonio

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to San Antonio
Explore the most affordable flight options available from Sydney to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 May 2026.

Mon 1/609:10
SYD
-
SAT
1 stop20h 24m
American Airlines
Tue 9/615:10
SAT
-
SYD
1 stop24h 55m
American Airlines
Deal found 18/5$1,416
Mon 6/709:15
SYD
-
SAT
1 stop20h 37m
Delta
Sun 19/716:44
SAT
-
SYD
1 stop23h 06m
Delta
Deal found 17/5$1,441
Tue 16/609:15
SYD
-
SAT
1 stop20h 37m
Delta
Tue 23/607:10
SAT
-
SYD
1 stop32h 40m
Delta
Deal found 18/5$1,443
Mon 8/609:15
SYD
-
SAT
2 stops30h 01m
Delta
Wed 17/612:39
SAT
-
SYD
2 stops27h 11m
Delta
Deal found 15/5$1,458
Wed 3/609:15
SYD
-
SAT
1 stop20h 55m
Delta
Wed 10/616:44
SAT
-
SYD
1 stop23h 06m
Delta
Deal found 14/5$1,459
Thu 6/809:10
SYD
-
SAT
2 stops43h 01m
American Airlines
Mon 10/819:10
SAT
-
SYD
1 stop20h 45m
American Airlines
Deal found 17/5$1,461
Sun 31/509:10
SYD
-
SAT
1 stop20h 24m
American Airlines
Wed 10/615:10
SAT
-
SYD
1 stop24h 55m
American Airlines
Deal found 18/5$1,486
Sat 4/709:15
SYD
-
SAT
1 stop20h 37m
Delta
Mon 20/706:30
SAT
-
SYD
2 stops33h 20m
Delta
Deal found 16/5$1,511
Sat 13/609:15
SYD
-
SAT
1 stop20h 37m
Delta
Sat 20/617:00
SAT
-
SYD
2 stops46h 50m
Delta
Deal found 16/5$1,514
Thu 11/609:15
SYD
-
SAT
2 stops30h 01m
Delta
Thu 18/607:10
SAT
-
SYD
1 stop32h 40m
Delta
Deal found 15/5$1,529
Sat 30/509:10
SYD
-
SAT
1 stop29h 14m
American Airlines
Sat 6/615:10
SAT
-
SYD
1 stop24h 55m
American Airlines
Deal found 18/5$1,557

Find flight deals from Sydney to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to San Antonio (SAT). 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 19 May 2026.

Round-trip from

$1,441

One-way from

$890

Popular in

March

Cheapest in

September

Average price

$1,395
Delta
  • Delta
  • 6/7-19/7
  • 2 total stops
  • 43h 43m total
  • Sydney to San Antonio
Search Deals
Delta
  • Delta
  • 8/6
  • 1 total stop
  • 29h 37m total
  • Sydney to San Antonio
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($575 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($187 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to San Antonio 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 19 May 2026.
Use the filters below to find and compare flights from Sydney to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 8/6

09:15-00:16

2 stops30h 01m

San Antonio

Tue 16/6

06:30-06:50

2 stops33h 20m

$1,458

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Tue 9/6

09:15-14:52

1 stop20h 37m

San Antonio

Wed 17/6

12:39-06:50

2 stops27h 11m

$1,458

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 3/6

09:15-15:10

1 stop20h 55m

San Antonio

Wed 10/6

16:44-06:50

1 stop23h 06m

$1,459

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Thu 6/8

09:10-13:11

2 stops43h 01m

San Antonio

Mon 10/8

19:10-06:55

1 stop20h 45m

$1,464

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 4/7

09:15-14:52

1 stop20h 37m

San Antonio

Mon 20/7

06:30-06:50

2 stops33h 20m

$1,511

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 8/6

09:15-23:52

1 stop29h 37m

San Antonio

Sat 20/6

12:36-06:50

2 stops27h 14m

$1,529

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 13/6

09:15-20:41

2 stops26h 26m

San Antonio

Sat 20/6

06:30-06:50

2 stops33h 20m

$1,584

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sun 5/7

09:15-23:52

1 stop29h 37m

San Antonio

Sat 18/7

07:20-06:50

1 stop32h 30m

$2,128

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Mon 6/7

09:15-14:52

1 stop20h 37m

San Antonio

Fri 17/7

07:20-06:50

1 stop32h 30m

$2,144
Fastest return journey

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Sat 4/7

09:15-14:52

1 stop20h 37m

San Antonio

Fri 17/7

16:44-06:50

1 stop23h 06m

$2,214

Flights are sorted by cheapest return flights first.

Deals found on 17/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Sydney to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Sydney 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 Sydney to San Antonio

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

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated 19 May 2026.
See what other customers who have flown with United Airlines and American Airlines from Sydney to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,733 reviews
Check prices

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,733 reviews
United Airlines
7.4
Good
9,733 reviews
Check prices

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
American Airlines
7.1
Good
11,645 reviews
United Airlines
7.4
Good
9,733 reviews
Check prices

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Sydney to San Antonio. 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 Sydney to San Antonio?

    Delta and American Airlines can get you from Sydney to San Antonio in just under 30h 01m. Your travel time can differ by up to 13h. There are 13530 km between Sydney and San Antonio. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Sydney to San Antonio round-trip?

    Flying on American Airlines is currently your cheapest option to San Antonio, with prices starting at $507. Another option worth looking into is United Airlines, starting at $1,170 round trip. American Airlines is priced at 70% lower than the current average price of a flight leaving 3 months from now.

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

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

  • How can I find direct flights from Sydney to San Antonio?

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

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

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

See more FAQs

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.

Top 2 airlines flying from Sydney to San Antonio

Discover the top 2 airlines that operate flights from Sydney to San Antonio. 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 647,157 searches. Data last updated 19 May 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$507Average$2,039FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$1,170Average$2,096FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Sydney to San Antonio flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Sydney to San Antonio?

Cheapflights helps you find that perfect flight to San Antonio from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sydney to San Antonio with no change fees?

Need flexible booking options for your flight to San Antonio from Sydney? 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 Sydney to San Antonio become cheaper?

Yes! Start tracking prices for Sydney to San Antonio flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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