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

Flying on United Airlines is currently your cheapest option to Sydney, with prices starting at $1,681. Additional round-trip tickets that might be worth considering are offered by American Airlines and Fiji Airways, with the lowest prices starting at $1,701 and $2,064, respectively. United Airlines is currently priced 15% below the average price you’ll pay for this route. Find deals

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

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $1,050. Delta flights start at $1,086 while deals on Alaska Airlines start at $1,382 one-way. Find deals

What is the cheapest day to fly from San Antonio to Sydney?

Travellers seeking maximum savings on their San Antonio to Sydney flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, 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 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

How far in advance should I book a flight from San Antonio to Sydney?

Users have found that booking a flight from San Antonio to Sydney at least 34 days early can save you up to 30% on average compared to booking a flight this week. If booking 34 days before your flight isn’t an option for you, users have found flights from San Antonio to Sydney for as little as $1,498 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,760 for flights departing within the next 3 days.

What is the cheapest month to fly from San Antonio to Sydney?

Flights from San Antonio to Sydney lean towards being more expensive in June. Prices are generally better when you fly from San Antonio to Sydney in March, with the cheapest ticket starting at $1,410.

What is the cheapest time of day to fly from SAT to SYD?

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

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.

$1,050+ Flights from San Antonio to Sydney

Cheap flight deals from San Antonio to Sydney

Round-trip from	$1,681
One-way from	$1,050
Popular in	June
Cheapest in	March
Average price	$2,024

United Airlines
4/9-17/9
3 total stops
48h 59m total
San Antonio to Sydney

Search Deals

United Airlines
29/7
3 total stops
34h 25m total
San Antonio to Sydney

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($123 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($60 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from San Antonio to Sydney

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 18 July 2025.

Tue 11/1119:30SAT - SYD

2 stops24h 00mFiji Airways

Tue 3/314:10SYD - SAT

2 stops21h 21mFiji Airways

Deal found 16/7$1,635

Thu 4/917:58SAT - SYD

2 stops22h 02mUnited Airlines

Wed 17/910:20SYD - SAT

1 stop26h 57mUnited Airlines

Deal found 18/7$1,681

Thu 4/915:04SAT - SYD

1 stop25h 01mAmerican Airlines

Wed 17/912:10SYD - SAT

1 stop20h 37mAmerican Airlines

Deal found 18/7$1,701

Tue 11/1115:10SAT - SYD

1 stop24h 50mQantas Airways

Tue 3/307:05SYD - SAT

2 stops32h 50mQantas Airways

Deal found 17/7$1,785

Sun 9/1116:10SAT - SYD

1 stop23h 20mDelta

Tue 3/314:15SYD - SAT

1 stop26h 02mDelta

Deal found 16/7$1,947

Tue 11/1105:30SAT - SYD

3 stops36h 00mMultiple Airlines

Tue 3/311:45SYD - SAT

2 stops27h 28mMultiple Airlines

Deal found 17/7$2,568

Sun 9/1119:46SAT - SYD

3 stops44h 49mAir Canada

Tue 3/311:20SYD - SAT

2 stops27h 53mAir Canada

Deal found 16/7$3,363

Thu 4/917:58SAT - SYD

3 stops58h 02mTurkish Airlines

Wed 17/920:55SYD - SAT

3 stops40h 53mTurkish Airlines

Deal found 18/7$3,469

Sat 19/705:04SAT - SYD

2 stops45h 06mQatar Airways

Mon 21/720:45SYD - SAT

2 stops47h 55mQatar Airways

Deal found 15/7$4,493

Best flights from San Antonio to Sydney
Discover carefully curated flight deals from San Antonio to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 July 2025.

Thu 4/917:58SAT - SYD

2 stops22h 02mUnited Airlines

Wed 17/910:20SYD - SAT

1 stop26h 57mUnited Airlines

Deal found 18/7$1,681

Thu 4/915:04SAT - SYD

1 stop25h 01mAmerican Airlines

Wed 17/912:10SYD - SAT

1 stop20h 37mAmerican Airlines

Deal found 18/7$1,701

Tue 26/818:45SAT - SYD

2 stops36h 25mFiji Airways

Thu 4/913:15SYD - SAT

2 stops21h 30mFiji Airways

Deal found 17/7$2,064

Fri 8/816:00SAT - SYD

1 stop23h 35mDelta

Mon 11/809:25SYD - SAT

1 stop19h 45mDelta

Deal found 18/7$2,192

Wed 3/905:30SAT - SYD

3 stops36h 15mMultiple Airlines

Wed 24/909:55SYD - SAT

2 stops27h 22mMultiple Airlines

Deal found 16/7$2,570

Thu 4/917:58SAT - SYD

3 stops58h 02mTurkish Airlines

Wed 17/920:55SYD - SAT

3 stops40h 53mTurkish Airlines

Deal found 18/7$3,469

Thu 4/906:30SAT - SYD

3 stops33h 50mAir Canada

Wed 17/909:20SYD - SAT

2 stops22h 31mAir Canada

Deal found 18/7$3,551

Wed 8/1015:26SAT - SYD

1 stop24h 39mQantas Airways

Wed 22/1010:10SYD - SAT

1 stop28h 32mQantas Airways

Deal found 15/7$5,316

Wed 8/1007:05SAT - SYD

2 stops32h 15mJapan Airlines

Wed 22/1009:55SYD - SAT

2 stops52h 47mJapan Airlines

Deal found 15/7$12,852

Wed 8/1012:15SAT - SYD

3 stops54h 20mLATAM Airlines

Wed 22/1012:50SYD - SAT

3 stops37h 01mLATAM Airlines

Deal found 15/7$21,264

Last-minute flights from San Antonio to Sydney
Discover last-minute flight deals from San Antonio to Sydney. Data last updated 18 July 2025 and is based on user searches.

Sat 19/705:04SAT - SYD

2 stops45h 06mQatar Airways

Mon 21/720:45SYD - SAT

2 stops47h 55mQatar Airways

Deal found 15/7$4,493

Sat 19/720:21SAT - SYD

1 stop19h 34mQantas Airways

Mon 21/709:10SYD - SAT

1 stop27h 52mQantas Airways

Deal found 15/7$4,638

Fri 8/816:00SAT - SYD

1 stop23h 35mDelta

Mon 11/809:25SYD - SAT

1 stop19h 45mDelta

Deal found 18/7$2,192

Tue 26/818:45SAT - SYD

2 stops36h 25mFiji Airways

Thu 4/913:15SYD - SAT

2 stops21h 30mFiji Airways

Deal found 17/7$2,064

Tue 26/805:30SAT - SYD

3 stops38h 05mMultiple Airlines

Thu 4/909:55SYD - SAT

2 stops24h 57mMultiple Airlines

Deal found 17/7$2,800

Sun 31/811:16SAT - SYD

1 stop28h 39mAmerican Airlines

Sun 7/909:10SYD - SAT

1 stop20h 22mAmerican Airlines

Deal found 17/7$1,951

Sun 31/817:58SAT - SYD

2 stops21h 57mUnited Airlines

Sun 7/910:20SYD - SAT

2 stops24h 32mUnited Airlines

Deal found 17/7$1,953

One-way flights from San Antonio to Sydney
Search for one-way flight options from San Antonio to Sydney. Find affordable one-way fares based on user searches. Data last updated 18 July 2025.

Tue 29/705:30SAT - SYD

3 stops34h 25mUnited Airlines

Deal found 16/7$1,050

Fri 1/818:03SAT - SYD

2 stops45h 32mDelta

Deal found 16/7$1,086

Sun 27/719:37SAT - SYD

2 stops33h 08mAlaska Airlines

Deal found 16/7$1,382

Mon 21/707:00SAT - SYD

3 stops48h 10mMultiple Airlines

Deal found 18/7$1,649

Thu 31/720:21SAT - SYD

2 stops24h 54mFiji Airways

Deal found 16/7$2,099

Wed 30/720:21SAT - SYD

1 stop19h 34mQantas Airways

Deal found 16/7$2,153

Mon 21/715:00SAT - SYD

1 stop25h 05mAmerican Airlines

Deal found 18/7$2,431

Mon 28/717:56SAT - SYD

3 stops58h 04mTurkish Airlines

Deal found 16/7$2,545

Sun 27/707:05SAT - SYD

3 stops33h 15mAir Canada

Deal found 16/7$3,528

Cheapflights Fare Finder

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

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 4/9

17:58-07:00

2 stops22h 02m

Sydney Kingsford Smith

Wed 17/9

10:20-22:17

1 stop26h 57m

$1,681

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 4/9

15:04-07:05

1 stop25h 01m

Sydney Kingsford Smith

Wed 17/9

12:10-17:47

1 stop20h 37m

$1,701

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 26/8

18:45-22:10

2 stops36h 25m

Sydney Kingsford Smith

Thu 4/9

13:15-19:45

2 stops21h 30m

$2,064

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Fri 8/8

16:00-06:35

1 stop23h 35m

Sydney Kingsford Smith

Mon 11/8

09:25-14:10

1 stop19h 45m

$2,192

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 3/9

05:30-08:45

3 stops36h 15m

Sydney Kingsford Smith

Wed 24/9

09:55-22:17

2 stops27h 22m

$2,570

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 4/9

17:58-19:00

3 stops58h 02m

Sydney Kingsford Smith

Wed 17/9

20:55-22:48

3 stops40h 53m

$3,469

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 4/9

06:30-07:20

3 stops33h 50m

Sydney Kingsford Smith

Wed 17/9

09:20-16:51

2 stops22h 31m

$3,551

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 8/10

15:26-08:05

1 stop24h 39m

Sydney Kingsford Smith

Wed 22/10

10:10-22:42

1 stop28h 32m

$5,316

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 8/10

07:05-07:20

2 stops32h 15m

Sydney Kingsford Smith

Wed 22/10

09:55-22:42

2 stops52h 47m

$12,852

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 8/10

12:15-10:35

3 stops54h 20m

Sydney Kingsford Smith

Wed 22/10

12:50-09:51

3 stops37h 01m

$21,264

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Showing 1-10 of 19 results

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

How far ahead should I book a flight from San Antonio to Sydney?

The best time to book flights from San Antonio to Sydney is 71 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Antonio to Sydney?

Currently, May is the cheapest month in which you can book a flight from San Antonio to Sydney (average of $129). Flying from San Antonio to Sydney in October is currently the most expensive (average of $171). 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?

Reviews of airlines servicing Sydney

Read reviews from past customers who have flown with Japan Airlines, Alaska Airlines, andFiji Airways from San Antonio to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Japan Airlines

8.3

Very Good

1,515 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Japan Airlines

8.3

Very Good

1,515 reviews

Japan Airlines

8.3

Very Good

1,515 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Roger,June 2025

ORD - PIT

Alaska Airlines

8.0

Very Good

10,000 reviews

Japan Airlines

8.3

Very Good

1,515 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Roger,June 2025

ORD - PIT

Fiji Airways

8.0

Very Good

201 reviews

Japan Airlines

8.3

Very Good

1,515 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Roger,June 2025

ORD - PIT

Delta

8.0

Very Good

7,958 reviews

Japan Airlines

8.3

Very Good

1,515 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Roger,June 2025

ORD - PIT

Qantas Airways

7.5

Good

881 reviews

Japan Airlines

8.3

Very Good

1,515 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Roger,June 2025

ORD - PIT

Related info for your journey

What are the cheapest airlines flying from San Antonio to Sydney round-trip?
Flying on United Airlines is currently your cheapest option to Sydney, with prices starting at $1,681. Additional round-trip tickets that might be worth considering are offered by American Airlines and Fiji Airways, with the lowest prices starting at $1,701 and $2,064, respectively. United Airlines is currently priced 15% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from San Antonio to Sydney one-way?
To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $1,050. Delta flights start at $1,086 while deals on Alaska Airlines start at $1,382 one-way.
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, May is the cheapest month in which you can book a flight from San Antonio to Sydney (average of $129). Flying from San Antonio to Sydney in October is currently the most expensive (average of $171). 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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Why should you use Cheapflights to find cheap flight tickets from San Antonio to Sydney?

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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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Cheap flights from San Antonio to Sydney from $1,050

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 29/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Antonio to Sydney

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Antonio to Sydney

Cheapest flights from San Antonio to SydneyExplore 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 18 July 2025.

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 18 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Antonio to Sydney that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Sydney

How far ahead should I book a flight from San Antonio to Sydney?

Use this chart to determine the optimal time to book a return flight from San Antonio to Sydney. Price data was last updated on 11 July 2025.

What is the cheapest month to book a flight from San Antonio to Sydney?

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

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 18 July 2025.

Read reviews from past customers who have flown with Japan Airlines, Alaska Airlines, andFiji Airways from San Antonio to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

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

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

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

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

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

What is the cheapest month to book a flight from San Antonio to Sydney?

Travelling to a place near Sydney?

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Alternative routes for San Antonio to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

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 San Antonio to Sydney?

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

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

Can Cheapflights notify me if prices for flights from San Antonio to Sydney become cheaper?

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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 18 July 2025.