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Cheap flights from San Antonio to Sydney from $626

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 Sydney departing on 6/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air New Zealand Logo
1:45 pm - 6:55 am
SAT
-
SYD
26h 10m
1 stop
Air New Zealand Logo
10:20 am - 5:51 pm
SYD
-
SAT
22h 31m
1 stop
$1,294Air New Zealand
Sun, Sep 20 - Wed, Sep 30
Qantas Airways Logo
3:11 pm - 8:00 am
SAT
-
SYD
24h 49m
1 stop
Qantas Airways Logo
11:15 am - 2:37 pm
SYD
-
SAT
20h 22m
1 stop
$1,297Qantas Airways
Thu, Oct 29 - Tue, Nov 24
Air New Zealand Logo
1:45 pm - 6:55 am
SAT
-
SYD
26h 10m
1 stop
Air New Zealand Logo
11:20 am - 5:51 pm
SYD
-
SAT
22h 31m
1 stop
$1,298Air New Zealand
Wed, Sep 23 - Mon, Oct 19
Air New Zealand Logo
11:34 am - 7:00 am
SAT
-
SYD
28h 26m
2 stops
Air New Zealand Logo
11:20 am - 5:51 pm
SYD
-
SAT
22h 31m
1 stop
$1,301Air New Zealand
Mon, Sep 14 - Mon, Oct 5
Air New Zealand Logo
4:12 pm - 7:00 am
SAT
-
SYD
23h 48m
2 stops
Air New Zealand Logo
10:30 am - 3:53 pm
SYD
-
SAT
21h 23m
2 stops
$1,302Air New Zealand
Wed, Sep 23 - Mon, Oct 19
American Airlines Logo
3:09 pm - 7:05 am
SAT
-
SYD
24h 56m
1 stop
American Airlines Logo
1:00 pm - 10:55 pm
SYD
-
SAT
25h 55m
1 stop
$1,304American Airlines
Wed, Sep 23 - Mon, Oct 19
United Airlines Logo
1:45 pm - 6:55 am
SAT
-
SYD
26h 10m
2 stops
United Airlines Logo
10:30 am - 7:20 pm
SYD
-
SAT
24h 50m
2 stops
$1,308United Airlines
Wed, Sep 23 - Mon, Oct 19
Qantas Airways Logo
3:09 pm - 7:05 am
SAT
-
SYD
24h 56m
1 stop
Qantas Airways Logo
10:10 am - 10:42 pm
SYD
-
SAT
28h 32m
1 stop
$1,328Qantas Airways
Mon, Sep 14 - Mon, Oct 5
Qantas Airways Logo
7:05 am - 8:05 am
SAT
-
SYD
33h 00m
1 stop
Qantas Airways Logo
11:15 am - 2:37 pm
SYD
-
SAT
20h 22m
1 stop
$1,339Qantas Airways
Tue, Oct 20 - Wed, Nov 18
Air New Zealand Logo
1:35 pm - 9:15 am
SAT
-
SYD
27h 40m
1 stop
Air New Zealand Logo
12:10 pm - 2:11 pm
SYD
-
SAT
19h 01m
1 stop
$1,342Air New Zealand
Thu, Oct 29 - Tue, Nov 24

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Delta flights from San Antonio to Sydney

Our best Delta deals on San Antonio to Sydney flight tickets
Delta
Oct 8
SAT4:10 pmSan Antonio
23h 40m
1 stop
SYD7:50 amSydney Kingsford Smith
Oct 12
SYD10:15 amSydney Kingsford Smith
20h 24m
1 stop
SAT2:39 pmSan Antonio
$1,668
Delta
Oct 8
SAT4:10 pmSan Antonio
23h 40m
1 stop
SYD7:50 amSydney Kingsford Smith
Oct 12
SYD10:15 amSydney Kingsford Smith
30h 13m
2 stops
SAT12:28 amSan Antonio
$1,673
Delta
Oct 9
SAT4:10 pmSan Antonio
23h 40m
1 stop
SYD7:50 amSydney Kingsford Smith
Oct 12
SYD10:15 amSydney Kingsford Smith
20h 24m
1 stop
SAT2:39 pmSan Antonio
$1,983

Qantas Airways flights from San Antonio to Sydney

Our best Qantas Airways deals on San Antonio to Sydney flight tickets
Qantas Airways
Sep 14
SAT3:09 pmSan Antonio
24h 56m
1 stop
SYD7:05 amSydney Kingsford Smith
Oct 5
SYD6:50 pmSydney Kingsford Smith
19h 52m
1 stop
SAT10:42 pmSan Antonio
$1,255
Qantas Airways
Oct 29
SAT3:11 pmSan Antonio
24h 49m
1 stop
SYD8:00 amSydney Kingsford Smith
Nov 24
SYD11:15 amSydney Kingsford Smith
20h 22m
1 stop
SAT2:37 pmSan Antonio
$1,297
Qantas Airways
Sep 14
SAT3:09 pmSan Antonio
24h 56m
1 stop
SYD7:05 amSydney Kingsford Smith
Oct 5
SYD10:10 amSydney Kingsford Smith
28h 32m
1 stop
SAT10:42 pmSan Antonio
$1,328

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Sydney 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 June 17, 2026.
Use the filters below to find and compare flights from San Antonio to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Sun 9/20

1:45 pm-6:55 am

1 stop26h 10m

Sydney Kingsford Smith

Wed 9/30

10:20 am-5:51 pm

1 stop22h 31m

$1,294
Quickest round-trip

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 10/29

3:11 pm-8:00 am

1 stop24h 49m

Sydney Kingsford Smith

Tue 11/24

11:15 am-2:37 pm

1 stop20h 22m

$1,297

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 9/23

1:45 pm-6:55 am

1 stop26h 10m

Sydney Kingsford Smith

Mon 10/19

11:20 am-5:51 pm

1 stop22h 31m

$1,298

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 9/14

11:34 am-7:00 am

2 stops28h 26m

Sydney Kingsford Smith

Mon 10/5

11:20 am-5:51 pm

1 stop22h 31m

$1,301

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 9/23

4:12 pm-7:00 am

2 stops23h 48m

Sydney Kingsford Smith

Mon 10/19

10:30 am-3:53 pm

2 stops21h 23m

$1,302

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 9/23

3:09 pm-7:05 am

1 stop24h 56m

Sydney Kingsford Smith

Mon 10/19

1:00 pm-10:55 pm

1 stop25h 55m

$1,304

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Wed 9/23

1:45 pm-6:55 am

2 stops26h 10m

Sydney Kingsford Smith

Mon 10/19

10:30 am-7:20 pm

2 stops24h 50m

$1,308

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Mon 9/14

3:09 pm-7:05 am

1 stop24h 56m

Sydney Kingsford Smith

Mon 10/5

10:10 am-10:42 pm

1 stop28h 32m

$1,328

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Tue 10/20

7:05 am-8:05 am

1 stop33h 00m

Sydney Kingsford Smith

Wed 11/18

11:15 am-2:37 pm

1 stop20h 22m

$1,339

San AntonioSydney

SAT - SYD

SATSYD

San Antonio

Thu 10/29

1:35 pm-9:15 am

1 stop27h 40m

Sydney Kingsford Smith

Tue 11/24

12:10 pm-2:11 pm

1 stop19h 01m

$1,342

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

What is the typical price of a round-trip flight between San Antonio and Sydney?

What is the cheapest month to fly to Sydney?

In general, January is the cheapest month to fly from San Antonio to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $964. If you are unable to visit Sydney during the month of January, then departing from San Antonio during the month October is also very affordable. Most momondo users find prices during this month for around $1,080.

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

You could potentially save up to 37% 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 round-trip 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?

    A flight from San Antonio to Sydney Kingsford Smith will travel around 8399.3 mi. Typically, this will take 22h 03m by plane in normal conditions.

  • 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 were last updated today.

  • How many operators does momondo search for flights from San Antonio Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from San Antonio Airport to Sydney Kingsford Smith Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Antonio to Sydney?

Best airlines flying from San Antonio to Sydney

Compare and see reviews for airlines that fly from San Antonio to Sydney with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $511Free CancellationRating
7.8
8,406 reviews
Search Delta flights
Qantas AirwaysPriceFrom $799Free CancellationRating
7.5
1,047 reviews
Search Qantas Airways flights
United AirlinesPriceFrom $1,115Free CancellationRating
7.4
9,845 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,216Free CancellationRating
7.1
11,670 reviews
Search American Airlines flights

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Katoomba
Bondi Beach
Penrith
Wollongong
Randwick
Leura
Lithgow
Manly
Coogee
Cronulla
Terrigal
Charlestown
Swansea

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Sydney. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from San Antonio to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Sydney.

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

Price alerts on flights to Sydney from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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