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

American Airlines, United Airlines, and ANA 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.

$820 Cheap Flights from San Diego to Australia in 2026

1 adult

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Find the cheapest flights from San Diego to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:24 - 09:25

SAN

SYD

50h 01m

2 stops

11:45 - 15:54

SYD

SAN

45h 09m

2 stops

$1,508ANA

Sat, 22 Aug - Wed, 9 Sep

14:24 - 09:25

SAN

SYD

50h 01m

2 stops

11:45 - 15:54

SYD

SAN

45h 09m

2 stops

$1,509ANA

Sat, 22 Aug - Wed, 9 Sep

12:46 - 06:45

SAN

MEL

24h 59m

2 stops

09:45 - 18:18

MEL

SAN

25h 33m

2 stops

$1,521American Airlines

Mon, 15 Jun - Wed, 15 Jul

15:00 - 07:50

SAN

MEL

23h 50m

1 stop

10:00 - 18:06

MEL

SAN

25h 06m

2 stops

$1,522Delta

Wed, 1 Jul - Fri, 24 Jul

13:39 - 08:15

SAN

MEL

25h 36m

1 stop

10:55 - 11:51

MEL

SAN

17h 56m

1 stop

$1,529Singapore Airlines

Sat, 13 Jun - Fri, 17 Jul

11:01 - 08:15

SAN

MEL

28h 14m

1 stop

09:30 - 10:08

MEL

SAN

17h 38m

1 stop

$1,530United Airlines

Thu, 11 Jun - Wed, 15 Jul

18:27 - 08:15

SAN

MEL

20h 48m

1 stop

09:30 - 14:55

MEL

SAN

22h 25m

2 stops

$1,535Air New Zealand

Sat, 13 Jun - Wed, 15 Jul

13:39 - 07:30

SAN

MEL

24h 51m

2 stops

09:30 - 10:08

MEL

SAN

17h 38m

1 stop

$1,536United Airlines

Fri, 12 Jun - Sun, 19 Jul

10:50 - 07:50

SAN

MEL

28h 00m

1 stop

10:00 - 19:17

MEL

SAN

26h 17m

1 stop

$1,540Delta

Mon, 15 Jun - Fri, 17 Jul

10:09 - 05:50

SAN

BNE

25h 41m

2 stops

09:15 - 15:54

BNE

SAN

24h 39m

1 stop

$1,658American Airlines

Sun, 8 Nov - Mon, 30 Nov

ANA flights from San Diego to Australia

Our best ANA deals on San Diego to Australia flight tickets

ANA

22 Aug

SAN14:24San Diego

50h 01m

2 stops

SYD09:25Sydney Kingsford Smith

9 Sept

SYD11:45Sydney Kingsford Smith

45h 09m

2 stops

SAN15:54San Diego

$1,508

ANA

22 Aug

SAN14:24San Diego

50h 01m

2 stops

SYD09:25Sydney Kingsford Smith

9 Sept

SYD11:45Sydney Kingsford Smith

45h 09m

2 stops

SAN15:54San Diego

$1,509

Alaska Airlines flights from San Diego to Australia

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

Alaska Airlines

1 Nov

SAN17:17San Diego

31h 28m

1 stop

SYD19:45Sydney Kingsford Smith

14 Nov

SYD21:40Sydney Kingsford Smith

17h 28m

1 stop

SAN20:08San Diego

$1,592

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

$1,623

Alaska Airlines

12 Aug

SAN17:16San Diego

32h 34m

1 stop

SYD18:50Sydney Kingsford Smith

18 Aug

SYD20:45Sydney Kingsford Smith

17h 22m

1 stop

SAN21:07San Diego

$1,680

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 22/8

14:24-09:25

2 stops50h 01m

Sydney Kingsford Smith

Wed 9/9

11:45-15:54

2 stops45h 09m

$1,508

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 22/8

14:24-09:25

2 stops50h 01m

Sydney Kingsford Smith

Wed 9/9

11:45-15:54

2 stops45h 09m

$1,509

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Mon 15/6

12:46-06:45

2 stops24h 59m

Melbourne

Wed 15/7

09:45-18:18

2 stops25h 33m

$1,521

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Wed 1/7

15:00-07:50

1 stop23h 50m

Melbourne

Fri 24/7

10:00-18:06

2 stops25h 06m

$1,522

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Sat 13/6

13:39-08:15

1 stop25h 36m

Melbourne

Fri 17/7

10:55-11:51

1 stop17h 56m

$1,529

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Thu 11/6

11:01-08:15

1 stop28h 14m

Melbourne

Wed 15/7

09:30-10:08

1 stop17h 38m

$1,530

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Sat 13/6

18:27-08:15

1 stop20h 48m

Melbourne

Wed 15/7

09:30-14:55

2 stops22h 25m

$1,535

Fastest return journey

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Fri 12/6

13:39-07:30

2 stops24h 51m

Melbourne

Sun 19/7

09:30-10:08

1 stop17h 38m

$1,536

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Mon 15/6

10:50-07:50

1 stop28h 00m

Melbourne

Fri 17/7

10:00-19:17

1 stop26h 17m

$1,540

San DiegoBrisbane

SAN - BNE

SANBNE

San Diego

Sun 8/11

10:09-05:50

2 stops25h 41m

Brisbane

Mon 30/11

09:15-15:54

1 stop24h 39m

$1,658

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 $279. 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 $335.

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 $1,583 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 $1,005 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	17h 28m
Direct flights	None

The fastest flight from San Diego to Australia takes 17h 28m

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.