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Cheap flights from San Antonio to Australia from $963

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Australia departing on 1/20. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:40 pm - 8:30 amSAT-SYD
22h 50m1 stop
Delta Logo
10:40 am - 2:43 pmSYD-SAT
21h 03m1 stop
$963Delta
Find Deal
Tue, Jan 20 - Sun, Jan 25
Delta Logo
4:40 pm - 8:30 amSAT-SYD
22h 50m1 stop
Delta Logo
10:40 am - 10:28 pmSYD-SAT
28h 48m2 stops
$967Delta
Find Deal
Tue, Jan 20 - Sun, Jan 25
Qantas Airways Logo
3:41 pm - 5:00 amSAT-BNE
22h 19m1 stop
Qantas Airways Logo
7:40 pm - 11:15 pmBNE-SAT
18h 35m1 stop
$1,102Qantas Airways
Find Deal
Thu, Mar 12 - Mon, Mar 23
Qantas Airways Logo
2:35 pm - 7:25 amSAT-SYD
23h 50m1 stop
Qantas Airways Logo
11:20 am - 10:54 pmSYD-SAT
28h 34m1 stop
$1,113Qantas Airways
Find Deal
Tue, Jan 13 - Wed, Jan 21
Multiple Airlines Logo
3:41 pm - 9:25 amSAT-ADL
26h 14m2 stops
Multiple Airlines Logo
6:00 am - 2:33 pmADL-SAT
23h 03m2 stops
$1,162Multiple Airlines
Find Deal
Wed, Apr 1 - Tue, Apr 14
United Airlines Logo
5:00 am - 6:30 amSAT-BNE
34h 30m3 stops
United Airlines Logo
10:40 am - 9:59 pmBNE-SAT
26h 19m1 stop
$1,206United Airlines
Find Deal
Thu, Mar 12 - Mon, Mar 23
United Airlines Logo
5:00 am - 6:30 amSAT-BNE
34h 30m3 stops
United Airlines Logo
10:40 am - 4:51 pmBNE-SAT
21h 11m2 stops
$1,211United Airlines
Find Deal
Thu, Mar 12 - Mon, Mar 23
American Airlines Logo
3:07 pm - 6:55 amSAT-SYD
22h 48m1 stop
American Airlines Logo
11:20 am - 3:45 pmSYD-SAT
21h 25m2 stops
$1,238American Airlines
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Tue, Jan 13 - Tue, Jan 20
American Airlines Logo
6:48 pm - 10:40 amSAT-BNE
24h 52m2 stops
American Airlines Logo
8:35 pm - 8:13 amBNE-SAT
26h 38m2 stops
$1,318American Airlines
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Tue, May 5 - Thu, May 14
Multiple Airlines Logo
3:41 pm - 11:00 pmSAT-BNE
40h 19m2 stops
Multiple Airlines Logo
12:30 am - 11:15 pmBNE-SAT
37h 45m2 stops
$1,403Multiple Airlines
Find Deal
Thu, Mar 12 - Sun, Mar 22

Delta flights from San Antonio to Australia

Our best Delta deals on San Antonio to Australia flight tickets
Delta
Jan 20
SAT4:40 pmSan Antonio
22h 50m
1 stop
SYD8:30 amSydney Kingsford Smith
Jan 25
SYD10:40 amSydney Kingsford Smith
21h 03m
1 stop
SAT2:43 pmSan Antonio
$963
Find similar
Delta
Jan 20
SAT4:40 pmSan Antonio
22h 50m
1 stop
SYD8:30 amSydney Kingsford Smith
Jan 25
SYD10:40 amSydney Kingsford Smith
28h 48m
2 stops
SAT10:28 pmSan Antonio
$967
Find similar
Delta
Feb 15
SAT2:33 pmSan Antonio
23h 17m
2 stops
SYD6:50 amSydney Kingsford Smith
Feb 19
SYD2:15 pmSydney Kingsford Smith
27h 19m
2 stops
SAT12:34 amSan Antonio
$989
Find similar

American Airlines flights from San Antonio to Australia

Our best American Airlines deals on San Antonio to Australia flight tickets
American Airlines
Jan 13
SAT1:38 pmSan Antonio
24h 47m
2 stops
SYD7:25 amSydney Kingsford Smith
Jan 21
SYD11:20 amSydney Kingsford Smith
21h 25m
2 stops
SAT3:45 pmSan Antonio
$1,238
Find similar
American Airlines
May 5
SAT6:48 pmSan Antonio
24h 52m
2 stops
BNE10:40 amBrisbane
May 14
BNE8:35 pmBrisbane
26h 38m
2 stops
SAT8:13 amSan Antonio
$1,318
Find similar
American Airlines
May 5
SAT8:35 pmSan Antonio
23h 05m
2 stops
BNE10:40 amBrisbane
May 14
BNE8:35 pmBrisbane
32h 58m
1 stop
SAT2:33 pmSan Antonio
$1,324
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 30, 2025.
Use the filters below to find and compare flights from San Antonio to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 1/20

4:40 pm-8:30 am

1 stop22h 50m

Sydney Kingsford Smith

Sun 1/25

10:40 am-2:43 pm

1 stop21h 03m

$963

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 1/20

4:40 pm-8:30 am

1 stop22h 50m

Sydney Kingsford Smith

Sun 1/25

10:40 am-10:28 pm

2 stops28h 48m

$967

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Thu 3/12

3:41 pm-5:00 am

1 stop22h 19m

Brisbane

Mon 3/23

7:40 pm-11:15 pm

1 stop18h 35m

$1,102

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 1/13

2:35 pm-7:25 am

1 stop23h 50m

Sydney Kingsford Smith

Wed 1/21

11:20 am-10:54 pm

1 stop28h 34m

$1,113

San AntonioAdelaide

SAT - ADL

SATADL

San Antonio

Wed 4/1

3:41 pm-9:25 am

2 stops26h 14m

Adelaide

Tue 4/14

6:00 am-2:33 pm

2 stops23h 03m

$1,162

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Thu 3/12

5:00 am-6:30 am

3 stops34h 30m

Brisbane

Mon 3/23

10:40 am-9:59 pm

1 stop26h 19m

$1,206

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Thu 3/12

5:00 am-6:30 am

3 stops34h 30m

Brisbane

Mon 3/23

10:40 am-4:51 pm

2 stops21h 11m

$1,211

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 1/13

3:07 pm-6:55 am

1 stop22h 48m

Sydney Kingsford Smith

Tue 1/20

11:20 am-3:45 pm

2 stops21h 25m

$1,238

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Tue 5/5

6:48 pm-10:40 am

2 stops24h 52m

Brisbane

Thu 5/14

8:35 pm-8:13 am

2 stops26h 38m

$1,318

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

Thu 3/12

3:41 pm-11:00 pm

2 stops40h 19m

Brisbane

Sun 3/22

12:30 am-11:15 pm

2 stops37h 45m

$1,403

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Australia from

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

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

What is the cheapest month to fly to Australia?

The month of March is, on average, the cheapest month to fly to Australia from San Antonio, with most prices found around $1,009. If you aren’t able to travel during the month of March, then book flights to Australia from San Antonio during May instead. Flights to Australia in May, while not as cheap as those in March, still average around $1,173.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart from San Antonio to Australia is on a Wednesday. Travelers who choose to depart for Australia on a Wednesday will often find tickets for as low as $1,301. On the other hand, Friday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,517.

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

Flying to Australia from San Antonio in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,101 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,393 on average. Flights to Australia from San Antonio in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,358 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from San Antonio for as low as $967 on momondo.

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

You could potentially save up to 35% on your flight if you consider stops on a San Antonio to Australia flight.

Cheap San Antonio to Australia flight deals and tips

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

Fastest flight time

22h 33m

Direct flights

None
The fastest flight from San Antonio to Australia takes 22h 33m
There are no direct flights from San Antonio to Australia. There are no popular flight routes from San Antonio to Australia.
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  • When did momondo last update prices for flights from San Antonio Airport to Australia?

    Prices for flights from San Antonio Airport to Australia are updated daily.

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

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

    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 layovers 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 Australia.

  • What documentation or ID do you need to fly to Australia?

    The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to Australia

Compare and see reviews for airlines that fly from San Antonio to Australia with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $799Free CancellationRating
7.5
946 reviews
Search Qantas Airways flights
DeltaPriceFrom $839Free CancellationRating
7.9
8,010 reviews
Search Delta flights
American AirlinesPriceFrom $867Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
United AirlinesPriceFrom $926Free CancellationRating
7.4
9,057 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find San Antonio to Australia flights 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 Australia that suits you.

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

momondo does allow users to show only those flights to Australia from San Antonio which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between San Antonio and Australia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of San Antonio to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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