What is the cheapest airline that flies from San Antonio to Sydney Kingsford Smith?

United Airlines is the most popular carrier operating from San Antonio to Sydney Kingsford Smith

When did momondo last update prices for flights from San Antonio Airport to Sydney Kingsford Smith Airport?

Prices for flights from San Antonio Airport to Sydney Kingsford Smith Airport are updated daily.

How old do you have to be to fly from San Antonio Airport to Sydney Kingsford Smith Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$810 Cheap Flights from San Antonio to Sydney in 2026/27

Find the cheapest flights from San Antonio to Sydney

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

12:24 - 08:35SAT San Antonio-SYD Sydney Kingsford Smith

27h 11m2 stops Houston George Bush Intcntl Auckland Intl

19:20 - 15:33SYD Sydney Kingsford Smith-SAT San Antonio

59h 13m2 stops Auckland Intl Houston George Bush Intcntl

$1,712Air New Zealand

Mon, 8 Mar - Sat, 1 May

10:00 - 08:35SAT San Antonio-SYD Sydney Kingsford Smith

29h 35m2 stops Houston George Bush Intcntl Auckland Intl

19:25 - 10:48SYD Sydney Kingsford Smith-SAT San Antonio

56h 23m2 stops Auckland Intl Houston George Bush Intcntl

$1,718Air New Zealand

Sun, 7 Feb - Sat, 13 Feb

05:30 - 12:50SAT San Antonio-SYD Sydney Kingsford Smith

38h 20m2 stops Houston George Bush Intcntl Auckland Intl

19:20 - 15:33SYD Sydney Kingsford Smith-SAT San Antonio

59h 13m2 stops Auckland Intl Houston George Bush Intcntl

$1,721Air New Zealand

Mon, 8 Mar - Sat, 1 May

16:36 - 06:25SAT San Antonio-SYD Sydney Kingsford Smith

20h 49m1 stop Los Angeles

06:05 - 11:55SYD Sydney Kingsford Smith-SAT San Antonio

22h 50m2 stops Brisbane Dallas/Fort Worth

$1,738Qantas Airways

Sun, 7 Feb - Sat, 13 Feb

12:24 - 10:35SAT San Antonio-SYD Sydney Kingsford Smith

29h 11m2 stops Houston George Bush Intcntl Auckland Intl

11:50 - 13:03SYD Sydney Kingsford Smith-SAT San Antonio

42h 13m2 stops Auckland Intl Houston George Bush Intcntl

$1,754Air New Zealand

Thu, 25 Feb - Mon, 8 Mar

15:21 - 10:20SAT San Antonio-SYD Sydney Kingsford Smith

25h 59m2 stops Los Angeles Brisbane

11:20 - 15:11SYD Sydney Kingsford Smith-SAT San Antonio

20h 51m1 stop Los Angeles

$1,755Qantas Airways

Thu, 25 Feb - Mon, 8 Mar

16:36 - 06:25SAT San Antonio-SYD Sydney Kingsford Smith

20h 49m1 stop Los Angeles

17:25 - 11:55SYD Sydney Kingsford Smith-SAT San Antonio

35h 30m2 stops Brisbane Dallas/Fort Worth

$1,757Qantas Airways

Sun, 7 Feb - Sat, 20 Feb

07:30 - 18:15SAT San Antonio-SYD Sydney Kingsford Smith

41h 45m2 stops Houston George Bush Intcntl Auckland Intl

09:55 - 00:11SYD Sydney Kingsford Smith-SAT San Antonio

31h 16m2 stops Auckland Intl San Francisco

$1,772Air New Zealand

Sun, 14 Feb - Sat, 27 Feb

16:36 - 10:20SAT San Antonio-SYD Sydney Kingsford Smith

24h 44m2 stops Los Angeles Brisbane

11:20 - 14:51SYD Sydney Kingsford Smith-SAT San Antonio

20h 31m1 stop Los Angeles

$1,775Qantas Airways

Thu, 4 Feb - Thu, 11 Feb

19:07 - 11:05SAT San Antonio-SYD Sydney Kingsford Smith

22h 58m2 stops Dallas/Fort Worth Brisbane

11:15 - 14:51SYD Sydney Kingsford Smith-SAT San Antonio

20h 36m1 stop Los Angeles

$1,782Multiple Airlines

Mon, 8 Feb - Fri, 12 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

07:45 - 06:55SAT San Antonio-SYD Sydney Kingsford Smith

32h 10m1 stop San Francisco

09:55 - 21:47SYD Sydney Kingsford Smith-SAT San Antonio

27h 52m2 stops Auckland Intl San Francisco

$2,283Air New Zealand

Thu, 1 Oct - Sat, 31 Oct

06:00 - 08:40SAT San Antonio-SYD Sydney Kingsford Smith

35h 40m2 stops Los Angeles Hong Kong Intl

15:15 - 22:08SYD Sydney Kingsford Smith-SAT San Antonio

46h 53m2 stops Hong Kong Intl Dallas/Fort Worth

$2,310Multiple Airlines

Thu, 1 Oct - Sat, 31 Oct

16:50 - 07:00SAT San Antonio-SYD Sydney Kingsford Smith

23h 10m2 stops Denver Intl Los Angeles

09:55 - 21:47SYD Sydney Kingsford Smith-SAT San Antonio

27h 52m2 stops Auckland Intl San Francisco

$2,324Air New Zealand

Thu, 1 Oct - Sat, 31 Oct

15:09 - 07:05SAT San Antonio-SYD Sydney Kingsford Smith

24h 56m1 stop Los Angeles

11:15 - 16:04SYD Sydney Kingsford Smith-SAT San Antonio

20h 49m1 stop Los Angeles

$2,742American Airlines

Thu, 1 Oct - Sat, 31 Oct

05:30 - 06:55SAT San Antonio-SYD Sydney Kingsford Smith

34h 25m3 stops Houston George Bush Intcntl Los Angeles San Francisco

10:55 - 22:51SYD Sydney Kingsford Smith-SAT San Antonio

27h 56m2 stops Los Angeles Houston George Bush Intcntl

$2,746United Airlines

Thu, 1 Oct - Sat, 31 Oct

07:45 - 06:55SAT San Antonio-SYD Sydney Kingsford Smith

32h 10m1 stop San Francisco

10:55 - 15:53SYD Sydney Kingsford Smith-SAT San Antonio

43h 58m2 stops Auckland Intl Houston George Bush Intcntl

$2,813Air New Zealand

Mon, 28 Sep - Wed, 30 Sep

17:58 - 07:45SAT San Antonio-SYD Sydney Kingsford Smith

22h 47m2 stops Houston George Bush Intcntl Auckland Intl

10:20 - 21:59SYD Sydney Kingsford Smith-SAT San Antonio

26h 39m1 stop San Francisco

$2,907Air New Zealand

Sat, 26 Sep - Mon, 28 Sep

16:50 - 06:55SAT San Antonio-SYD Sydney Kingsford Smith

23h 05m2 stops Denver Intl San Francisco

18:20 - 21:31SYD Sydney Kingsford Smith-SAT San Antonio

42h 11m2 stops Auckland Intl Houston George Bush Intcntl

$2,945Air New Zealand

Sat, 26 Sep - Mon, 28 Sep

17:58 - 07:45SAT San Antonio-SYD Sydney Kingsford Smith

22h 47m2 stops Houston George Bush Intcntl Auckland Intl

10:20 - 17:40SYD Sydney Kingsford Smith-SAT San Antonio

22h 20m2 stops San Francisco Houston George Bush Intcntl

$2,982Air New Zealand

Mon, 28 Sep - Wed, 30 Sep

20:35 - 08:00SAT San Antonio-SYD Sydney Kingsford Smith

44h 25m3 stops Guadalajara Miguel Hidal Los Angeles Manila Ninoy Aquino Intl

12:45 - 20:25SYD Sydney Kingsford Smith-SAT San Antonio

47h 40m3 stops Auckland Intl Los Angeles Denver Intl

$3,097Multiple Airlines

Thu, 1 Oct - Sat, 31 Oct

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Qantas Airways flights from San Antonio to Sydney

Our best Qantas Airways deals on San Antonio to Sydney flight tickets

Qantas Airways

19 Oct

SAT16:34San Antonio

24h 36m

2 stops

SYD09:10Sydney Kingsford Smith

3 Nov

SYD11:10Sydney Kingsford Smith

21h 59m

1 stop

SAT16:09San Antonio

$1,710

Qantas Airways

7 Feb

SAT16:36San Antonio

20h 49m

1 stop

SYD06:25Sydney Kingsford Smith

13 Feb

SYD06:05Sydney Kingsford Smith

22h 50m

2 stops

SAT11:55San Antonio

$1,738

Qantas Airways

25 Feb

SAT15:21San Antonio

25h 59m

2 stops

SYD10:20Sydney Kingsford Smith

8 Mar

SYD11:20Sydney Kingsford Smith

20h 51m

1 stop

SAT15:11San Antonio

$1,755

American Airlines flights from San Antonio to Sydney

Our best American Airlines deals on San Antonio to Sydney flight tickets

American Airlines

19 Oct

SAT16:34San Antonio

23h 31m

1 stop

SYD08:05Sydney Kingsford Smith

3 Nov

SYD14:05Sydney Kingsford Smith

24h 03m

1 stop

SAT21:08San Antonio

$1,858

American Airlines

19 Oct

SAT17:43San Antonio

22h 22m

2 stops

SYD08:05Sydney Kingsford Smith

3 Nov

SYD14:05Sydney Kingsford Smith

24h 03m

1 stop

SAT21:08San Antonio

$1,865

American Airlines

1 Oct

SAT15:09San Antonio

24h 56m

1 stop

SYD07:05Sydney Kingsford Smith

31 Oct

SYD11:15Sydney Kingsford Smith

20h 49m

1 stop

SAT16:04San Antonio

$2,742

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 8/3

12:24-08:35

2 stops27h 11m

Sydney Kingsford Smith

Sat 1/5

19:20-15:33

2 stops59h 13m

$1,712

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 7/2

10:00-08:35

2 stops29h 35m

Sydney Kingsford Smith

Sat 13/2

19:25-10:48

2 stops56h 23m

$1,718

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 8/3

05:30-12:50

2 stops38h 20m

Sydney Kingsford Smith

Sat 1/5

19:20-15:33

2 stops59h 13m

$1,721

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 7/2

16:36-06:25

1 stop20h 49m

Sydney Kingsford Smith

Sat 13/2

06:05-11:55

2 stops22h 50m

$1,738

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Thu 25/2

12:24-10:35

2 stops29h 11m

Sydney Kingsford Smith

Mon 8/3

11:50-13:03

2 stops42h 13m

$1,754

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Thu 25/2

15:21-10:20

2 stops25h 59m

Sydney Kingsford Smith

Mon 8/3

11:20-15:11

1 stop20h 51m

$1,755

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 7/2

16:36-06:25

1 stop20h 49m

Sydney Kingsford Smith

Sat 20/2

17:25-11:55

2 stops35h 30m

$1,757

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Sun 14/2

07:30-18:15

2 stops41h 45m

Sydney Kingsford Smith

Sat 27/2

09:55-00:11

2 stops31h 16m

$1,772

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Thu 4/2

16:36-10:20

2 stops24h 44m

Sydney Kingsford Smith

Thu 11/2

11:20-14:51

1 stop20h 31m

$1,775

Fastest return journey

San AntonioSydney

SAT San Antonio - SYD Sydney Kingsford Smith

SATSYD

San Antonio

Mon 8/2

19:07-11:05

2 stops22h 58m

Sydney Kingsford Smith

Fri 12/2

11:15-14:51

1 stop20h 36m

$1,782

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Antonio to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between San Antonio and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from $1,733 to $2,115.
The lowest price recently found on this route was $1,712.

What is the cheapest month to fly to Sydney?

The month of April is, on average, the cheapest month to fly to Sydney from San Antonio, with most prices found around $0. If you aren’t able to travel to Sydney during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,799.

When to book flights from San Antonio to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap San Antonio to Sydney (SAT to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Sydney

Best price found	$810
Fastest flight time	22h 58m
Direct flights	None

The best one-way flight to Sydney from San Antonio in the past 72 hours is $810. The best return flight deal from San Antonio to Sydney found on momondo in the last 72 hours is $1,712.

The fastest flight from San Antonio to Sydney takes 22h 58m

There are no direct flights from San Antonio to Sydney. There are no popular flight routes from San Antonio to Sydney.

Search flight deals

Frequently asked questions about flying from San Antonio to Sydney

How far is San Antonio to Sydney Kingsford Smith by plane?
There are 13517.3 km between San Antonio and Sydney Kingsford Smith. 22h 58m is a normal flight duration for this route.
When did momondo last update prices for flights from San Antonio Airport to Sydney Kingsford Smith Airport?
Prices for flights from San Antonio Airport to Sydney Kingsford Smith Airport are updated daily.
How old do you have to be to fly from San Antonio Airport to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Sydney?

Finding the right flight to Sydney from San Antonio is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sydney quick and easy, saving you time and money.

Can I find flights from San Antonio to Sydney with flexible booking policies on momondo?

All flight searches from San Antonio to Sydney on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Antonio to Sydney?

momondo provides multiple filters to help you find the best flight to Sydney from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Antonio to Sydney right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Antonio to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.