What is the cheapest airline that flies from San Diego to Australia?

ANA, Alaska Airlines, and United Airlines are the most popular carriers operating from San Diego to Australia

When did momondo last update prices for flights from San Diego Airport to Australia?

Prices for flights from San Diego Airport to Australia refresh daily.

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

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 stopovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Australia.

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

The required travel and health documents for your Australia 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 licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$802 Cheap Flights from San Diego to Australia in 2026

Find the cheapest flights from San Diego to Australia

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

09:07 - 18:50

SAN

SYD

40h 43m

1 stop

20:45 - 06:52

SYD

SAN

27h 07m

1 stop

$1,475Multiple Airlines

Sun, 9 Aug - Sun, 23 Aug

15:57 - 18:50

SAN

SYD

33h 53m

1 stop

20:45 - 06:52

SYD

SAN

27h 07m

1 stop

$1,551Multiple Airlines

Sun, 9 Aug - Sun, 23 Aug

17:16 - 18:50

SAN

SYD

32h 34m

1 stop

20:45 - 06:52

SYD

SAN

27h 07m

1 stop

$1,555Multiple Airlines

Sun, 16 Aug - Sun, 23 Aug

07:05 - 20:15

SAN

SYD

43h 10m

2 stops

12:25 - 17:59

SYD

SAN

24h 34m

2 stops

$1,565Multiple Airlines

Sat, 31 Oct - Sun, 15 Nov

08:35 - 18:50

SAN

SYD

40h 15m

1 stop

20:45 - 20:39

SYD

SAN

17h 54m

1 stop

$1,577Alaska Airlines

Tue, 13 Oct - Tue, 20 Oct

12:30 - 07:30

SAN

BNE

25h 00m

1 stop

11:40 - 17:29

BNE

SAN

23h 49m

2 stops

$1,636United Airlines

Thu, 10 Dec - Mon, 11 Jan

16:45 - 20:15

SAN

SYD

56h 30m

2 stops

21:45 - 17:59

SYD

SAN

39h 14m

2 stops

$1,645ANA

Tue, 3 Nov - Tue, 17 Nov

12:50 - 05:50

SAN

BNE

23h 00m

2 stops

09:40 - 12:45

BNE

SAN

21h 05m

1 stop

$1,647American Airlines

Tue, 17 Nov - Tue, 24 Nov

10:48 - 06:30

SAN

BNE

25h 42m

1 stop

09:40 - 12:45

BNE

SAN

21h 05m

1 stop

$1,652American Airlines

Tue, 17 Nov - Tue, 24 Nov

07:00 - 07:30

SAN

BNE

30h 30m

2 stops

11:40 - 13:44

BNE

SAN

20h 04m

1 stop

$1,655United Airlines

Sun, 13 Dec - Tue, 12 Jan

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Qantas Airways flights from San Diego to Australia

Our best Qantas Airways deals on San Diego to Australia flight tickets

Qantas Airways

1 Nov

SAN07:07San Diego

28h 18m

1 stop

SYD06:25Sydney Kingsford Smith

12 Nov

SYD19:15Sydney Kingsford Smith

36h 30m

2 stops

SAN12:45San Diego

$1,678

Qantas Airways

14 July

SAN11:04San Diego

34h 06m

2 stops

AVV14:10Melbourne Avalon

22 July

AVV14:55Melbourne Avalon

32h 37m

2 stops

SAN06:32San Diego

$5,580

Qantas Airways

7 July

SAN16:14San Diego

30h 51m

2 stops

AVV16:05Melbourne Avalon

19 July

AVV06:00Melbourne Avalon

32h 07m

2 stops

SAN21:07San Diego

$6,591

Alaska Airlines flights from San Diego to Australia

Our best Alaska Airlines deals on San Diego to Australia flight tickets

Alaska Airlines

13 Oct

SAN08:35San Diego

40h 15m

1 stop

SYD18:50Sydney Kingsford Smith

20 Oct

SYD20:45Sydney Kingsford Smith

17h 54m

1 stop

SAN20:39San Diego

$1,577

Alaska Airlines

1 Nov

SAN08:05San Diego

40h 40m

1 stop

SYD19:45Sydney Kingsford Smith

14 Nov

SYD21:40Sydney Kingsford Smith

17h 28m

1 stop

SAN20:08San Diego

$1,683

Alaska Airlines

19 July

SAN17:16San Diego

32h 34m

1 stop

SYD18:50Sydney Kingsford Smith

23 July

SYD20:45Sydney Kingsford Smith

17h 22m

1 stop

SAN21:07San Diego

$2,239

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 9/8

09:07-18:50

1 stop40h 43m

Sydney Kingsford Smith

Sun 23/8

20:45-06:52

1 stop27h 07m

$1,475

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 9/8

15:57-18:50

1 stop33h 53m

Sydney Kingsford Smith

Sun 23/8

20:45-06:52

1 stop27h 07m

$1,551

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 16/8

17:16-18:50

1 stop32h 34m

Sydney Kingsford Smith

Sun 23/8

20:45-06:52

1 stop27h 07m

$1,555

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 31/10

07:05-20:15

2 stops43h 10m

Sydney Kingsford Smith

Sun 15/11

12:25-17:59

2 stops24h 34m

$1,565

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 13/10

08:35-18:50

1 stop40h 15m

Sydney Kingsford Smith

Tue 20/10

20:45-20:39

1 stop17h 54m

$1,577

San DiegoBrisbane

SAN - BNE

SANBNE

San Diego

Thu 10/12

12:30-07:30

1 stop25h 00m

Brisbane

Mon 11/1

11:40-17:29

2 stops23h 49m

$1,636

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 3/11

16:45-20:15

2 stops56h 30m

Sydney Kingsford Smith

Tue 17/11

21:45-17:59

2 stops39h 14m

$1,645

Fastest return journey

San DiegoBrisbane

SAN - BNE

SANBNE

San Diego

Tue 17/11

12:50-05:50

2 stops23h 00m

Brisbane

Tue 24/11

09:40-12:45

1 stop21h 05m

$1,647

San DiegoBrisbane

SAN - BNE

SANBNE

San Diego

Tue 17/11

10:48-06:30

1 stop25h 42m

Brisbane

Tue 24/11

09:40-12:45

1 stop21h 05m

$1,652

San DiegoBrisbane

SAN - BNE

SANBNE

San Diego

Sun 13/12

07:00-07:30

2 stops30h 30m

Brisbane

Tue 12/1

11:40-13:44

1 stop20h 04m

$1,655

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Diego 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

Prices

Airlines

What is the cheapest month to fly to Australia?

In general, February is the cheapest month to fly from San Diego to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $287. If you don’t want to visit Australia in February, then you should wait until April to fly from San Diego, when ticket prices are also cheap, with an average price of $344.

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

You are more likely to see cheaper flights to Australia from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,653 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from San Diego for as low as $1,164 on momondo.

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

You could potentially save up to 27% on your flight if you consider stops on a San Diego to Australia flight.

Cheap San Diego to Australia flight deals and tips

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

Fastest flight time	18h 51m
Direct flights	None

The fastest flight from San Diego to Australia takes 18h 51m

There are no direct flights from San Diego to Australia. There are no popular flight routes from San Diego to Australia.

Search flight deals

Frequently asked questions about flying from San Diego to Australia

When did momondo last update prices for flights from San Diego Airport to Australia?
Prices for flights from San Diego Airport to Australia refresh daily.
How old do you have to be to fly from San Diego Airport to Australia?
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 stopovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia 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 licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to Australia. momondo saves you time and could save you money on your trip.

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

All flight searches from San Diego to Australia on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Australia from San Diego. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Australia, momondo offers a useful price alert feature which will track prices for flights to Australia from San Diego and alert you when they change.