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Look for other cheap flights to San Antonio

$1,452 Cheap flights to San Antonio

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to San Antonio departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Australia to San Antonio

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:20 - 22:54SYD-SAT
28h 34m1 stop
American Airlines Logo
15:06 - 09:00SAT-SYD
24h 54m2 stops
$1,452American Airlines
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Tue, 3 Feb - Tue, 17 Feb
American Airlines Logo
11:20 - 14:05SYD-SAT
19h 45m1 stop
American Airlines Logo
11:30 - 06:55SAT-SYD
26h 25m1 stop
$1,455American Airlines
Find Deal
Tue, 3 Feb - Tue, 17 Feb
Qantas Airways Logo
14:05 - 15:45SYD-SAT
18h 40m1 stop
Qantas Airways Logo
14:35 - 07:25SAT-SYD
23h 50m1 stop
$1,736Qantas Airways
Find Deal
Wed, 14 Jan - Wed, 21 Jan
American Airlines Logo
11:20 - 15:45SYD-SAT
21h 25m2 stops
American Airlines Logo
16:40 - 06:55SAT-SYD
21h 15m1 stop
$1,748American Airlines
Find Deal
Wed, 14 Jan - Wed, 21 Jan
United Airlines Logo
11:20 - 17:31SYD-SAT
23h 11m2 stops
United Airlines Logo
16:43 - 09:05SAT-SYD
23h 22m2 stops
$1,764United Airlines
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Wed, 14 Jan - Wed, 21 Jan
Multiple Airlines Logo
17:45 - 22:58SYD-SAT
22h 13m2 stops
Multiple Airlines Logo
14:10 - 12:30SAT-SYD
29h 20m3 stops
$2,110Multiple Airlines
Find Deal
Tue, 3 Feb - Tue, 17 Feb
Air Canada Logo
11:20 - 23:13SYD-SAT
52h 53m3 stops
Air Canada Logo
07:00 - 09:35SAT-SYD
57h 35m3 stops
$2,284Air Canada
Find Deal
Tue, 3 Feb - Tue, 17 Feb
United Airlines Logo
23:55 - 21:21PER-SAT
35h 26m2 stops
United Airlines Logo
19:20 - 11:20SAT-PER
50h 00m2 stops
$2,808United Airlines
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Fri, 16 Jan - Fri, 23 Jan
United Airlines Logo
23:55 - 13:19PER-SAT
27h 24m2 stops
United Airlines Logo
14:06 - 14:30SAT-PER
34h 24m3 stops
$3,222United Airlines
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Fri, 16 Jan - Fri, 23 Jan
Air Canada Logo
22:55 - 16:53PER-SAT
31h 58m3 stops
Air Canada Logo
11:43 - 15:55SAT-PER
38h 12m3 stops
$4,398Air Canada
Find Deal
Fri, 16 Jan - Fri, 23 Jan

momondo Fare Finder

 
Locate flights to San Antonio that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 2 December 2025.
Use the filters below to find and compare flights to San Antonio that are best for you.

Fly from

Route

Depart

Return

Price

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Tue 3/2

11:20-22:54

1 stop28h 34m

San Antonio

Tue 17/2

15:06-09:00

2 stops24h 54m

$1,452

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Tue 3/2

11:20-14:05

1 stop19h 45m

San Antonio

Tue 17/2

11:30-06:55

1 stop26h 25m

$1,455

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 14/1

14:05-15:45

1 stop18h 40m

San Antonio

Wed 21/1

14:35-07:25

1 stop23h 50m

$1,736

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 14/1

11:20-15:45

2 stops21h 25m

San Antonio

Wed 21/1

16:40-06:55

1 stop21h 15m

$1,748

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Wed 14/1

11:20-17:31

2 stops23h 11m

San Antonio

Wed 21/1

16:43-09:05

2 stops23h 22m

$1,764

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Tue 3/2

17:45-22:58

2 stops22h 13m

San Antonio

Tue 17/2

14:10-12:30

3 stops29h 20m

$2,110

SydneySan Antonio

SYD - SAT

SYDSAT

Sydney Kingsford Smith

Tue 3/2

11:20-23:13

3 stops52h 53m

San Antonio

Tue 17/2

07:00-09:35

3 stops57h 35m

$2,284

PerthSan Antonio

PER - SAT

PERSAT

Perth

Fri 16/1

23:55-21:21

2 stops35h 26m

San Antonio

Fri 23/1

19:20-11:20

2 stops50h 00m

$2,808

PerthSan Antonio

PER - SAT

PERSAT

Perth

Fri 16/1

23:55-13:19

2 stops27h 24m

San Antonio

Fri 23/1

14:06-14:30

3 stops34h 24m

$3,222

PerthSan Antonio

PER - SAT

PERSAT

Perth

Fri 16/1

22:55-16:53

3 stops31h 58m

San Antonio

Fri 23/1

11:43-15:55

3 stops38h 12m

$4,398

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

San Antonio flights insights and trends

Explore insights for your San Antonio flight to craft the best travel plan

What is the cheapest month to fly to San Antonio?

In general, April is the cheapest month to fly from Australia to San Antonio. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,458. The month of September is another great option to travel to San Antonio, with average flight prices from Australia averaging around $1,460.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart from Australia to San Antonio is on a Monday when prices can be found for as low as $1,650. The most expensive day to fly to San Antonio is Thursday, with ticket prices averaging around $2,505.

What is the cheapest time of day to depart on your flight to San Antonio?

Our data shows that the cheapest Australia to San Antonio flights are usually those with departure times at midday. Our users have found flights to San Antonio at midday for as low as $1,756. In contrast, the most expensive time of day to depart to San Antonio is in the afternoon when prices are around $2,580.

Cheapest flights to San Antonio

Find the cheapest flights to San Antonio from your nearest city or airport

Cheap San Antonio flight deals and tips

Summary info about San Antonio flight prices, duration and airlines

Best One-Way Price

$2,356

Best Round-Trip Price

$1,452

Fastest flight time

21h 04m

Popular in

February
The best one-way flight price to San Antonio from Australia in the last 72 hours is $2,356 (Melbourne Avalon to San Antonio).
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The best round-trip flight price to San Antonio from Australia in the last 72 hours is $1,452 (Sydney Kingsford Smith to San Antonio).
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The fastest flight to San Antonio from Australia takes 21h 04m (Sydney Kingsford Smith to San Antonio).
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February has the highest demand for flights to San Antonio, with a 0% price increase on average.
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Frequently asked questions about flying to San Antonio

Is there an alternative airport near San Antonio?

San Antonio Airport can be an alternative airport used for travel to San Antonio.

Is there a cheaper alternative to flying into San Antonio?

The cheapest airport near San Antonio is typically San Antonio Airport, with an average price of $501/person. These prices vary based on where travellers are coming from. It is suggested that travellers looking to save money try momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to San Antonio Airport?

Prices for flights to San Antonio Airport are refreshed on a daily basis.

How many operators does momondo search for flights to San Antonio Airport?

As of December 2025, there are 2 operators available to choose from for flights to San Antonio Airport.

How old do you have to be to fly to San Antonio Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to San Antonio Airport.

What documentation or ID do you need to fly to San Antonio Airport?

The necessary travel and health documents for your San Antonio Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find flights to San Antonio on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Antonio that suits you.

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

Yes. momondo enables you to select and highlight flights to San Antonio with this policy.

How can momondo help me find flights to San Antonio?

Once all potential San Antonio flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

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

If you are not ready to book a flight to San Antonio now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to San Antonio and let you know when they change.

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Popular Flights to San Antonio

Popular routes according to searches in the past day on momondo
Sydney Kingsford Smith to San Antonio Flightsfrom $1,137
Melbourne to San Antonio Flightsfrom $1,516
Perth to San Antonio Flightsfrom $1,839