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Cheap flights from San Antonio to Australia from $539

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Australia departing on 4/15. 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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Find the cheapest flights from San Antonio to Australia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:10 pm - 7:25 amSAT-SYD
23h 15m1 stop
Delta Logo
9:40 am - 2:40 pmSYD-SAT
21h 00m1 stop
$964Delta
Find Deal
mié., mar. 11 - mar., mar. 17
Delta Logo
4:10 pm - 7:25 amSAT-SYD
23h 15m1 stop
Delta Logo
1:15 pm - 12:45 amSYD-SAT
27h 30m2 stops
$968Delta
Find Deal
mié., mar. 11 - mar., mar. 17
Delta Logo
4:10 pm - 7:25 amSAT-SYD
23h 15m1 stop
Delta Logo
9:40 am - 2:40 pmSYD-SAT
21h 00m1 stop
$986Delta
Find Deal
lun., mar. 16 - jue., mar. 19
Multiple Airlines Logo
6:07 pm - 8:15 pmSAT-SYD
33h 08m2 stops
Multiple Airlines Logo
6:00 am - 11:26 pmSYD-SAT
34h 26m3 stops
$1,274Multiple Airlines
Find Deal
mié., dic. 3 - jue., dic. 11
Multiple Airlines Logo
4:54 pm - 8:15 pmSAT-SYD
34h 21m3 stops
Multiple Airlines Logo
6:00 am - 11:26 pmSYD-SAT
34h 26m3 stops
$1,313Multiple Airlines
Find Deal
mié., dic. 3 - jue., dic. 11
Air New Zealand Logo
7:38 am - 8:45 amSAT-SYD
32h 07m2 stops
Air New Zealand Logo
9:55 am - 1:14 pmSYD-SAT
43h 19m2 stops
$1,432Air New Zealand
Find Deal
jue., mar. 5 - lun., mar. 9
American Airlines Logo
2:39 pm - 5:00 amSAT-BNE
23h 21m2 stops
American Airlines Logo
8:05 pm - 8:13 amBNE-SAT
27h 08m2 stops
$1,439American Airlines
Find Deal
lun., mar. 9 - lun., abr. 6
American Airlines Logo
3:15 pm - 5:00 amSAT-BNE
22h 45m1 stop
American Airlines Logo
8:05 pm - 2:33 pmBNE-SAT
33h 28m1 stop
$1,445American Airlines
Find Deal
lun., mar. 9 - lun., abr. 6
United Airlines Logo
7:40 am - 7:30 amSAT-BNE
31h 50m2 stops
United Airlines Logo
11:40 am - 10:47 amBNE-SAT
39h 07m2 stops
$2,062United Airlines
Find Deal
jue., ene. 1 - jue., ene. 8
United Airlines Logo
8:52 am - 7:30 amSAT-BNE
30h 38m1 stop
United Airlines Logo
11:40 am - 8:44 pmBNE-SAT
25h 04m2 stops
$2,125United Airlines
Find Deal
jue., ene. 1 - jue., ene. 8

Delta flights from San Antonio to Australia

Our best Delta deals on San Antonio to Australia flight tickets
Delta
Mar 11
SAT4:10 pmSan Antonio
23h 15m
1 stop
SYD7:25 amSydney Kingsford Smith
Mar 17
SYD9:40 amSydney Kingsford Smith
21h 00m
1 stop
SAT2:40 pmSan Antonio
$964
Find similar
Delta
Mar 11
SAT4:10 pmSan Antonio
23h 15m
1 stop
SYD7:25 amSydney Kingsford Smith
Mar 17
SYD1:15 pmSydney Kingsford Smith
27h 30m
2 stops
SAT12:45 amSan Antonio
$968
Find similar
Delta
Dec 3
SAT4:59 pmSan Antonio
22h 31m
1 stop
SYD8:30 amSydney Kingsford Smith
Dec 11
SYD10:40 amSydney Kingsford Smith
21h 10m
1 stop
SAT2:50 pmSan Antonio
$986
Find similar

Air Canada flights from San Antonio to Australia

Our best Air Canada deals on San Antonio to Australia flight tickets
Air Canada
Feb 28
SAT4:45 pmSan Antonio
24h 00m
2 stops
BNE8:45 amBrisbane
Mar 4
BNE10:45 amBrisbane
26h 30m
2 stops
SAT9:15 pmSan Antonio
$1,951
Find similar
Air Canada
Feb 6
SAT2:05 pmSan Antonio
50h 30m
3 stops
SYD9:35 amSydney Kingsford Smith
Feb 10
SYD11:20 amSydney Kingsford Smith
52h 53m
3 stops
SAT11:13 pmSan Antonio
$2,181
Find similar
Air Canada
Feb 6
SAT7:06 amSan Antonio
33h 29m
3 stops
SYD9:35 amSydney Kingsford Smith
Feb 10
SYD11:20 amSydney Kingsford Smith
28h 37m
2 stops
SAT10:57 pmSan Antonio
$2,485
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 noviembre 19, 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

mié. 3/11

4:10 pm-7:25 am

1 stop23h 15m

Sydney Kingsford Smith

mar. 3/17

9:40 am-2:40 pm

1 stop21h 00m

$964

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

mié. 3/11

4:10 pm-7:25 am

1 stop23h 15m

Sydney Kingsford Smith

mar. 3/17

1:15 pm-12:45 am

2 stops27h 30m

$968

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

lun. 3/16

4:10 pm-7:25 am

1 stop23h 15m

Sydney Kingsford Smith

jue. 3/19

9:40 am-2:40 pm

1 stop21h 00m

$986

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

mié. 12/3

6:07 pm-8:15 pm

2 stops33h 08m

Sydney Kingsford Smith

jue. 12/11

6:00 am-11:26 pm

3 stops34h 26m

$1,274

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

mié. 12/3

4:54 pm-8:15 pm

3 stops34h 21m

Sydney Kingsford Smith

jue. 12/11

6:00 am-11:26 pm

3 stops34h 26m

$1,313

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

jue. 3/5

7:38 am-8:45 am

2 stops32h 07m

Sydney Kingsford Smith

lun. 3/9

9:55 am-1:14 pm

2 stops43h 19m

$1,432

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

lun. 3/9

2:39 pm-5:00 am

2 stops23h 21m

Brisbane

lun. 4/6

8:05 pm-8:13 am

2 stops27h 08m

$1,439

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

lun. 3/9

3:15 pm-5:00 am

1 stop22h 45m

Brisbane

lun. 4/6

8:05 pm-2:33 pm

1 stop33h 28m

$1,445

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

jue. 1/1

7:40 am-7:30 am

2 stops31h 50m

Brisbane

jue. 1/8

11:40 am-10:47 am

2 stops39h 07m

$2,062

San AntonioBrisbane

SAT - BNE

SATBNE

San Antonio

jue. 1/1

8:52 am-7:30 am

1 stop30h 38m

Brisbane

jue. 1/8

11:40 am-8:44 pm

2 stops25h 04m

$2,125

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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.

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

Direct flights

None
There are no direct flights from San Antonio to Australia. There are no popular flight routes from San Antonio to Australia.
Search flight deals

  • 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
American AirlinesPriceFrom $867Free CancellationRating
7.2
11,046 reviews
Search American Airlines flights
United AirlinesPriceFrom $926Free CancellationRating
7.4
9,023 reviews
Search United Airlines flights
Air New ZealandPriceFrom $971Free CancellationRating
8.0
533 reviews
Search Air New Zealand flights
DeltaPriceFrom $978Free CancellationRating
7.9
8,004 reviews
Search Delta 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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