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

American Airlines, United Airlines, and Delta are the most popular carriers operating from San Diego to Australia

What airlines fly to Australia?

United Airlines, Delta and Air Canada are the top three most popular airlines that fly to Australia from San Diego according to our data. United Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 7 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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 many operators does momondo search for flights from San Diego Airport to Australia?

As of July 2025, there are 7 operators available to choose from for flights from San Diego Airport to Australia.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$288 Cheap Flights from San Diego to Australia in 2025

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Find the cheapest flights from San Diego to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

3:35 pm - 2:40 pmSAN-SYD

30h 05m2 stops

4:20 pm - 4:30 pmSYD-SAN

17h 10m1 stop

$668

Find Deal

Tue, Aug 12 - Wed, Aug 20

9:15 am - 2:40 pmSAN-SYD

36h 25m1 stop

4:20 pm - 8:59 pmSYD-SAN

21h 39m1 stop

$682

Find Deal

Tue, Aug 12 - Wed, Aug 20

8:37 pm - 7:00 amSAN-SYD

17h 23m1 stop

9:30 am - 10:13 amSYD-SAN

17h 43m1 stop

$847United Airlines

Find Deal

Thu, Sep 4 - Sat, Sep 20

5:56 pm - 6:55 amSAN-SYD

19h 59m1 stop

10:20 am - 10:15 amSYD-SAN

16h 55m1 stop

$856United Airlines

Find Deal

Sun, Aug 31 - Thu, Sep 18

12:35 pm - 7:20 amSAN-SYD

25h 45m1 stop

9:20 am - 11:47 amSYD-SAN

19h 27m1 stop

$916Air Canada

Find Deal

Tue, Sep 23 - Tue, Sep 30

12:35 pm - 7:20 amSAN-SYD

25h 45m1 stop

7:30 am - 4:07 pmSYD-SAN

25h 37m2 stops

$930Air Canada

Find Deal

Tue, Sep 23 - Tue, Sep 30

6:15 am - 6:35 amSAN-SYD

31h 20m2 stops

9:25 am - 11:42 pmSYD-SAN

31h 17m2 stops

$942Delta

Find Deal

Thu, Aug 7 - Thu, Aug 14

7:30 pm - 7:35 amSAN-SYD

18h 05m1 stop

10:40 am - 4:07 pmSYD-SAN

24h 27m2 stops

$956Delta

Find Deal

Fri, Oct 24 - Sat, Nov 8

9:59 pm - 5:25 amSAN-PER

39h 26m2 stops

1:10 am - 12:00 pmPER-SAN

26h 50m2 stops

$1,577Singapore Airlines

Find Deal

Thu, Nov 13 - Sun, Nov 16

9:59 pm - 5:25 amSAN-PER

39h 26m2 stops

1:10 am - 12:00 pmPER-SAN

26h 50m2 stops

$1,578Singapore Airlines

Find Deal

Thu, Nov 13 - Sun, Nov 16

American Airlines flights from San Diego to Australia

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

American Airlines

Sep 2

SAN12:50 pmSan Diego

25h 15m

2 stops

SYD7:05 amSydney Kingsford Smith

Sep 19

SYD9:10 amSydney Kingsford Smith

23h 11m

2 stops

SAN3:21 pmSan Diego

$844

Find similar

American Airlines

Sep 2

SAN12:50 pmSan Diego

25h 15m

2 stops

SYD7:05 amSydney Kingsford Smith

Sep 17

SYD12:10 pmSydney Kingsford Smith

27h 26m

1 stop

SAN10:36 pmSan Diego

$845

Find similar

American Airlines

Aug 2

SAN12:50 pmSan Diego

25h 40m

2 stops

SYD7:30 amSydney Kingsford Smith

Aug 15

SYD12:10 pmSydney Kingsford Smith

20h 25m

1 stop

SAN3:35 pmSan Diego

$846

Find similar

Air Canada flights from San Diego to Australia

Our best Air Canada deals on San Diego to Australia flight tickets

Air Canada

Sep 23

SAN12:35 pmSan Diego

25h 45m

1 stop

SYD7:20 amSydney Kingsford Smith

Sep 30

SYD9:20 amSydney Kingsford Smith

19h 27m

1 stop

SAN11:47 amSan Diego

$916

Find similar

Air Canada

Sep 23

SAN12:35 pmSan Diego

25h 45m

1 stop

SYD7:20 amSydney Kingsford Smith

Sep 30

SYD7:30 amSydney Kingsford Smith

25h 37m

2 stops

SAN4:07 pmSan Diego

$930

Find similar

Air Canada

Nov 13

SAN12:45 pmSan Diego

26h 00m

1 stop

BNE8:45 amBrisbane

Nov 30

BNE11:10 amBrisbane

48h 14m

2 stops

SAN5:24 pmSan Diego

$1,019

Find similar

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?

The month of August is, on average, the cheapest month to fly to Australia from San Diego, with most prices found around $986. If you aren’t able to travel during the month of August, then book flights to Australia from San Diego during June instead. Flights to Australia in June, while not as cheap as those in August, still average around $996.

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

The cheapest day to depart from San Diego to Australia is on a Monday. Travelers who choose to depart for Australia on a Monday will often find tickets for as low as $1,157. On the other hand, Saturday is the most expensive day to depart from San Diego because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,453.

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

Flying to Australia from San Diego at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,128 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,286 on average. Flights to Australia from San Diego 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 Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,188 when searching weeks out. 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 $966 on momondo.

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

You could potentially save up to 7% 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

Best Price Found	$288
Fastest flight time	17h 16m
Direct flights	None
Airports in Australia	5 airports

The best one-way flight to Australia from San Diego in the past 72 hours is $288. The best round-trip flight deal from San Diego to Australia found on momondo in the last 72 hours is $668.

The fastest flight from San Diego to Australia takes 17h 16m

There are no direct flights from San Diego to Australia. Popular non-direct routes for this connection are San Diego Airport - Melbourne Avalon Airport, San Diego Airport - Sydney Kingsford Smith Airport and San Diego Airport - Melbourne Airport.

There are 5 airports near Australia: Melbourne Avalon (AVV), Melbourne (MEL), Brisbane (BNE), Perth (PER), Sydney Kingsford Smith (SYD)

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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 many operators does momondo search for flights from San Diego Airport to Australia?
As of July 2025, there are 7 operators available to choose from for flights from San Diego Airport to Australia.
How old do you have to be to fly from San Diego Airport to Australia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Diego to Australia

Compare and see reviews for airlines that fly from San Diego to Australia with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $748	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $872	Free Cancellation	Rating 7.4 8,846 reviews	Search United Airlines flights
Air Canada	PriceFrom $899	Free Cancellation	Rating 7.1 9,695 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $911	Free Cancellation	Rating 8.0 494 reviews	Search Air New Zealand flights
Delta	PriceFrom $954	Free Cancellation	Rating 8.0 7,951 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $983	Free Cancellation	Rating 7.8 2,562 reviews	Search Hawaiian Airlines flights
Singapore Airlines	PriceFrom $1,357	Free Cancellation	Rating 8.1 1,324 reviews	Search Singapore Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Australia from San Diego.

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

Yes. momondo enables you to select and highlight flights to Australia from San Diego with this policy.

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

momondo helps you find the best flight between San Diego 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 Diego to Australia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Diego to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.