When did momondo last update prices for flights from San Diego Airport to Sydney Kingsford Smith Airport?

Prices for flights from San Diego Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

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

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

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The necessary travel and health documents for your Sydney Kingsford Smith Airport 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 licence 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.

$739 Cheap Flights from San Diego to Sydney in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $1,793 to $1,073. The lowest price recently found on this route was $1,496.

1 adult

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Find the cheapest flights from San Diego to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

16:55 - 07:20

SAN

SYD

21h 25m

1 stop

09:20 - 11:50

SYD

SAN

19h 30m

1 stop

$1,496Air Canada

Sun, 31 May - Sat, 13 Jun

08:15 - 07:20

SAN

SYD

30h 05m

1 stop

09:20 - 20:58

SYD

SAN

28h 38m

1 stop

$1,504Air Canada

Sun, 23 Aug - Tue, 1 Sep

16:55 - 07:20

SAN

SYD

21h 25m

1 stop

10:20 - 11:47

SYD

SAN

19h 27m

1 stop

$1,507Air Canada

Mon, 14 Sep - Mon, 5 Oct

08:10 - 07:20

SAN

SYD

30h 10m

1 stop

09:20 - 16:15

SYD

SAN

23h 55m

1 stop

$1,513Air Canada

Thu, 4 Jun - Wed, 17 Jun

16:55 - 07:20

SAN

SYD

21h 25m

1 stop

09:20 - 11:50

SYD

SAN

19h 30m

1 stop

$1,521Air Canada

Sat, 30 May - Sat, 13 Jun

12:30 - 07:20

SAN

SYD

25h 50m

1 stop

09:20 - 20:55

SYD

SAN

28h 35m

1 stop

$1,522Air Canada

Sat, 30 May - Sat, 13 Jun

16:55 - 07:20

SAN

SYD

21h 25m

1 stop

06:00 - 11:53

SYD

SAN

22h 53m

2 stops

$1,535Multiple Airlines

Wed, 10 Jun - Wed, 8 Jul

08:15 - 07:20

SAN

SYD

30h 05m

1 stop

07:00 - 20:58

SYD

SAN

30h 58m

2 stops

$1,541Air Canada

Sun, 23 Aug - Tue, 1 Sep

16:55 - 11:25

SAN

SYD

25h 30m

2 stops

10:20 - 16:12

SYD

SAN

23h 52m

1 stop

$1,542Multiple Airlines

Mon, 14 Sep - Mon, 5 Oct

08:15 - 07:20

SAN

SYD

30h 05m

1 stop

07:30 - 20:58

SYD

SAN

30h 28m

2 stops

$1,544Air Canada

Wed, 26 Aug - Tue, 1 Sep

Alaska Airlines flights from San Diego to Sydney

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

Alaska Airlines

5 May

SAN17:10San Diego

32h 40m

1 stop

SYD18:50Sydney Kingsford Smith

15 May

SYD20:45Sydney Kingsford Smith

17h 10m

1 stop

SAN20:55San Diego

$1,731

Alaska Airlines

26 Aug

SAN11:11San Diego

27h 19m

2 stops

SYD07:30Sydney Kingsford Smith

1 Sept

SYD17:50Sydney Kingsford Smith

22h 09m

2 stops

SAN22:59San Diego

$1,739

Air Canada flights from San Diego to Sydney

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

Air Canada

31 May

SAN16:55San Diego

21h 25m

1 stop

SYD07:20Sydney Kingsford Smith

13 June

SYD09:20Sydney Kingsford Smith

19h 30m

1 stop

SAN11:50San Diego

$1,496

Air Canada

23 Aug

SAN08:15San Diego

30h 05m

1 stop

SYD07:20Sydney Kingsford Smith

1 Sept

SYD09:20Sydney Kingsford Smith

28h 38m

1 stop

SAN20:58San Diego

$1,504

Air Canada

14 Sept

SAN12:35San Diego

25h 45m

1 stop

SYD07:20Sydney Kingsford Smith

5 Oct

SYD10:20Sydney Kingsford Smith

19h 27m

1 stop

SAN11:47San Diego

$1,507

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 31/5

16:55-07:20

1 stop21h 25m

Sydney Kingsford Smith

Sat 13/6

09:20-11:50

1 stop19h 30m

$1,496

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 23/8

08:15-07:20

1 stop30h 05m

Sydney Kingsford Smith

Tue 1/9

09:20-20:58

1 stop28h 38m

$1,504

Fastest return journey

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 14/9

16:55-07:20

1 stop21h 25m

Sydney Kingsford Smith

Mon 5/10

10:20-11:47

1 stop19h 27m

$1,507

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Thu 4/6

08:10-07:20

1 stop30h 10m

Sydney Kingsford Smith

Wed 17/6

09:20-16:15

1 stop23h 55m

$1,513

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 30/5

16:55-07:20

1 stop21h 25m

Sydney Kingsford Smith

Sat 13/6

09:20-11:50

1 stop19h 30m

$1,521

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 30/5

12:30-07:20

1 stop25h 50m

Sydney Kingsford Smith

Sat 13/6

09:20-20:55

1 stop28h 35m

$1,522

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 10/6

16:55-07:20

1 stop21h 25m

Sydney Kingsford Smith

Wed 8/7

06:00-11:53

2 stops22h 53m

$1,535

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 23/8

08:15-07:20

1 stop30h 05m

Sydney Kingsford Smith

Tue 1/9

07:00-20:58

2 stops30h 58m

$1,541

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 14/9

16:55-11:25

2 stops25h 30m

Sydney Kingsford Smith

Mon 5/10

10:20-16:12

1 stop23h 52m

$1,542

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 26/8

08:15-07:20

1 stop30h 05m

Sydney Kingsford Smith

Tue 1/9

07:30-20:58

2 stops30h 28m

$1,544

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 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 Diego and Sydney?

What is the cheapest month to fly to Sydney?

The month of November is, on average, the cheapest month to fly to Sydney from San Diego, with most prices found around $1,396. If you aren’t able to travel to Sydney during the month of November, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,405.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,635 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from San Diego for as low as $1,056 on momondo.

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

You could potentially save up to 30% on your flight if you consider stops on a San Diego to Sydney flight.

How have San Diego to Sydney flight prices changed over time?

As of April 2026, prices for San Diego to Sydney flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap San Diego to Sydney (SAN to SYD) flight deals and tips

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

Fastest flight time	20h 10m
Direct flights	None

The fastest flight from San Diego to Sydney takes 20h 10m

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

Search flight deals

Frequently asked questions about flying from San Diego to Sydney

How far is San Diego to Sydney Kingsford Smith by plane?
A flight from San Diego to Sydney Kingsford Smith will travel around 12082.4 km. Flights usually cover this in 20h 10m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from San Diego Airport to Sydney Kingsford Smith Airport?
Prices for flights from San Diego Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.
How old do you have to be to fly from San Diego Airport to Sydney Kingsford Smith Airport?
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 stopovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith Airport 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 licence 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.

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Terrigal

Penrith

Katoomba

Lithgow

Manly

Coogee

Leura

Bondi Beach

Cronulla

Randwick

Charlestown

Newport

Swansea

Why use momondo?

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

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 Sydney from San Diego.

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

momondo does allow users to show only those flights to Sydney from San Diego which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for San Diego to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Sydney from San Diego 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.