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

Delta and American Airlines are the most popular carriers 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.

$886 Cheap Flights from San Antonio to Sydney in 2026

Q: 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 $2,396 to $1,971. The lowest price recently found on this route was $1,831.

Find the cheapest flights from San Antonio to Sydney

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

13:45 - 06:55

SAT

SYD

26h 10m

1 stop

10:20 - 17:51

SYD

SAT

22h 31m

1 stop

$1,831Air New Zealand

Sun, 20 Sep - Wed, 30 Sep

15:11 - 08:00

SAT

SYD

24h 49m

1 stop

11:15 - 14:37

SYD

SAT

20h 22m

1 stop

$1,835Qantas Airways

Thu, 29 Oct - Tue, 24 Nov

16:12 - 07:00

SAT

SYD

23h 48m

2 stops

10:30 - 15:53

SYD

SAT

21h 23m

2 stops

$1,837Air New Zealand

Wed, 23 Sep - Mon, 19 Oct

11:34 - 07:00

SAT

SYD

28h 26m

2 stops

11:20 - 17:51

SYD

SAT

22h 31m

1 stop

$1,841Air New Zealand

Mon, 14 Sep - Mon, 5 Oct

16:12 - 07:00

SAT

SYD

23h 48m

2 stops

10:30 - 15:53

SYD

SAT

21h 23m

2 stops

$1,842Air New Zealand

Wed, 23 Sep - Mon, 19 Oct

13:45 - 06:55

SAT

SYD

26h 10m

2 stops

11:20 - 17:51

SYD

SAT

22h 31m

1 stop

$1,851United Airlines

Mon, 14 Sep - Mon, 5 Oct

15:09 - 07:05

SAT

SYD

24h 56m

1 stop

10:10 - 22:42

SYD

SAT

28h 32m

1 stop

$1,879Qantas Airways

Mon, 14 Sep - Mon, 5 Oct

06:15 - 07:30

SAT

SYD

34h 15m

1 stop

10:10 - 22:42

SYD

SAT

28h 32m

1 stop

$1,893Qantas Airways

Tue, 1 Sep - Tue, 20 Oct

07:05 - 08:05

SAT

SYD

33h 00m

1 stop

11:15 - 14:37

SYD

SAT

20h 22m

1 stop

$1,895Qantas Airways

Tue, 20 Oct - Wed, 18 Nov

13:35 - 09:15

SAT

SYD

27h 40m

1 stop

12:10 - 14:11

SYD

SAT

19h 01m

1 stop

$1,899Air New Zealand

Thu, 29 Oct - Tue, 24 Nov

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Delta flights from San Antonio to Sydney

Our best Delta deals on San Antonio to Sydney flight tickets

Delta

8 Oct

SAT16:10San Antonio

23h 40m

1 stop

SYD07:50Sydney Kingsford Smith

12 Oct

SYD10:15Sydney Kingsford Smith

20h 24m

1 stop

SAT14:39San Antonio

$2,360

Delta

8 Oct

SAT06:30San Antonio

33h 20m

2 stops

SYD07:50Sydney Kingsford Smith

12 Oct

SYD10:15Sydney Kingsford Smith

23h 09m

2 stops

SAT17:24San Antonio

$2,367

Delta

9 Oct

SAT16:10San Antonio

23h 40m

1 stop

SYD07:50Sydney Kingsford Smith

12 Oct

SYD10:15Sydney Kingsford Smith

20h 24m

1 stop

SAT14:39San Antonio

$2,806

Qantas Airways flights from San Antonio to Sydney

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

Qantas Airways

29 Oct

SAT15:11San Antonio

24h 49m

1 stop

SYD08:00Sydney Kingsford Smith

24 Nov

SYD11:15Sydney Kingsford Smith

20h 22m

1 stop

SAT14:37San Antonio

$1,835

Qantas Airways

14 Sept

SAT15:09San Antonio

24h 56m

1 stop

SYD07:05Sydney Kingsford Smith

5 Oct

SYD10:10Sydney Kingsford Smith

28h 32m

1 stop

SAT22:42San Antonio

$1,879

Qantas Airways

1 Sept

SAT06:15San Antonio

34h 15m

1 stop

SYD07:30Sydney Kingsford Smith

20 Oct

SYD10:10Sydney Kingsford Smith

28h 32m

1 stop

SAT22:42San Antonio

$1,893

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 20/9

13:45-06:55

1 stop26h 10m

Sydney Kingsford Smith

Wed 30/9

10:20-17:51

1 stop22h 31m

$1,831

Fastest return journey

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 29/10

15:11-08:00

1 stop24h 49m

Sydney Kingsford Smith

Tue 24/11

11:15-14:37

1 stop20h 22m

$1,835

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 23/9

16:12-07:00

2 stops23h 48m

Sydney Kingsford Smith

Mon 19/10

10:30-15:53

2 stops21h 23m

$1,837

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 14/9

11:34-07:00

2 stops28h 26m

Sydney Kingsford Smith

Mon 5/10

11:20-17:51

1 stop22h 31m

$1,841

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 23/9

16:12-07:00

2 stops23h 48m

Sydney Kingsford Smith

Mon 19/10

10:30-15:53

2 stops21h 23m

$1,842

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

$1,851

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 14/9

15:09-07:05

1 stop24h 56m

Sydney Kingsford Smith

Mon 5/10

10:10-22:42

1 stop28h 32m

$1,879

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 1/9

06:15-07:30

1 stop34h 15m

Sydney Kingsford Smith

Tue 20/10

10:10-22:42

1 stop28h 32m

$1,893

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 20/10

07:05-08:05

1 stop33h 00m

Sydney Kingsford Smith

Wed 18/11

11:15-14:37

1 stop20h 22m

$1,895

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 29/10

13:35-09:15

1 stop27h 40m

Sydney Kingsford Smith

Tue 24/11

12:10-14:11

1 stop19h 01m

$1,899

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?

What is the cheapest month to fly to Sydney?

The month of January is, on average, the cheapest month to fly to Sydney from San Antonio, with most prices found around $1,364. If you aren’t able to travel to Sydney during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,528.

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

Fastest flight time	22h 03m
Direct flights	None

The fastest flight from San Antonio to Sydney takes 22h 03m

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 03m 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 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.