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

American 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.

$1,290 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 $3,045 to $2,035. The lowest price recently found on this route was $1,744.

1 adult

Find the cheapest flights from San Antonio to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

16:47 - 06:50

SAT

SYD

23h 03m

1 stop

09:15 - 15:10

SYD

SAT

20h 55m

1 stop

$1,744Delta

Tue, 19 May - Tue, 26 May

05:30 - 06:55

SAT

SYD

34h 25m

3 stops

09:30 - 19:50

SYD

SAT

25h 20m

2 stops

$1,750United Airlines

Tue, 9 Jun - Tue, 16 Jun

17:55 - 06:50

SAT

SYD

21h 55m

2 stops

09:15 - 00:44

SYD

SAT

30h 29m

2 stops

$1,751Delta

Tue, 19 May - Tue, 26 May

16:44 - 06:50

SAT

SYD

23h 06m

1 stop

09:15 - 23:52

SYD

SAT

29h 37m

1 stop

$1,762Delta

Sun, 7 Jun - Sun, 14 Jun

16:47 - 06:50

SAT

SYD

23h 03m

1 stop

09:15 - 14:53

SYD

SAT

20h 38m

1 stop

$1,811Delta

Wed, 3 Jun - Sat, 1 Aug

16:35 - 06:55

SAT

SYD

23h 20m

2 stops

09:30 - 15:39

SYD

SAT

21h 09m

2 stops

$1,817United Airlines

Wed, 3 Jun - Sat, 1 Aug

06:35 - 06:50

SAT

SYD

33h 15m

2 stops

09:15 - 21:08

SYD

SAT

26h 53m

2 stops

$1,818Delta

Wed, 3 Jun - Sat, 1 Aug

16:47 - 06:50

SAT

SYD

23h 03m

1 stop

09:15 - 15:10

SYD

SAT

20h 55m

1 stop

$1,827Delta

Tue, 19 May - Tue, 26 May

16:35 - 07:00

SAT

SYD

23h 25m

2 stops

10:20 - 20:54

SYD

SAT

25h 34m

2 stops

$1,832United Airlines

Wed, 20 May - Wed, 27 May

16:47 - 06:50

SAT

SYD

23h 03m

1 stop

09:15 - 00:44

SYD

SAT

30h 29m

2 stops

$1,834Delta

Tue, 19 May - Tue, 26 May

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American Airlines flights from San Antonio to Sydney

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

American Airlines

14 Sept

SAT15:04San Antonio

25h 01m

1 stop

SYD07:05Sydney Kingsford Smith

5 Oct

SYD13:00Sydney Kingsford Smith

22h 41m

1 stop

SAT19:41San Antonio

$1,981

American Airlines

23 Sept

SAT19:09San Antonio

20h 46m

1 stop

SYD06:55Sydney Kingsford Smith

19 Oct

SYD10:10Sydney Kingsford Smith

21h 43m

2 stops

SAT15:53San Antonio

$1,988

American Airlines

28 May

SAT15:05San Antonio

25h 00m

1 stop

SYD07:05Sydney Kingsford Smith

2 June

SYD12:00Sydney Kingsford Smith

20h 40m

1 stop

SAT17:40San Antonio

$2,051

United Airlines flights from San Antonio to Sydney

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

United Airlines

29 Apr

SAT15:30San Antonio

24h 25m

1 stop

SYD06:55Sydney Kingsford Smith

12 May

SYD09:30Sydney Kingsford Smith

25h 10m

2 stops

SAT19:40San Antonio

$1,750

United Airlines

3 June

SAT16:35San Antonio

23h 20m

2 stops

SYD06:55Sydney Kingsford Smith

1 Aug

SYD09:30Sydney Kingsford Smith

21h 09m

2 stops

SAT15:39San Antonio

$1,817

United Airlines

19 May

SAT15:20San Antonio

24h 35m

1 stop

SYD06:55Sydney Kingsford Smith

26 May

SYD10:20Sydney Kingsford Smith

29h 09m

1 stop

SAT00:29San Antonio

$1,827

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 19/5

16:47-06:50

1 stop23h 03m

Sydney Kingsford Smith

Tue 26/5

09:15-15:10

1 stop20h 55m

$1,744

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 9/6

05:30-06:55

3 stops34h 25m

Sydney Kingsford Smith

Tue 16/6

09:30-19:50

2 stops25h 20m

$1,750

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 19/5

17:55-06:50

2 stops21h 55m

Sydney Kingsford Smith

Tue 26/5

09:15-00:44

2 stops30h 29m

$1,751

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 7/6

16:44-06:50

1 stop23h 06m

Sydney Kingsford Smith

Sun 14/6

09:15-23:52

1 stop29h 37m

$1,762

Fastest return journey

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 3/6

16:47-06:50

1 stop23h 03m

Sydney Kingsford Smith

Sat 1/8

09:15-14:53

1 stop20h 38m

$1,811

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 3/6

16:35-06:55

2 stops23h 20m

Sydney Kingsford Smith

Sat 1/8

09:30-15:39

2 stops21h 09m

$1,817

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 3/6

06:35-06:50

2 stops33h 15m

Sydney Kingsford Smith

Sat 1/8

09:15-21:08

2 stops26h 53m

$1,818

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 19/5

16:47-06:50

1 stop23h 03m

Sydney Kingsford Smith

Tue 26/5

09:15-15:10

1 stop20h 55m

$1,827

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 20/5

16:35-07:00

2 stops23h 25m

Sydney Kingsford Smith

Wed 27/5

10:20-20:54

2 stops25h 34m

$1,832

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 19/5

16:47-06:50

1 stop23h 03m

Sydney Kingsford Smith

Tue 26/5

09:15-00:44

2 stops30h 29m

$1,834

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 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 $1,350. 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 $1,614.

Can stopping save me money on San Antonio to Sydney flights?

You could potentially save up to 9% on your flight if you consider stops on a San Antonio to Sydney flight.

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	23h 25m
Direct flights	None

The fastest flight from San Antonio to Sydney takes 23h 25m

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. 23h 25m 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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Manly

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Swansea

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.