What is the cheapest airline that flies from San Diego to Sydney Kingsford Smith?

Air Canada is the most popular carrier operating from San Diego to Sydney Kingsford Smith

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.

$731 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 $1,511 to $2,109. The lowest price recently found on this route was $1,348.

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Find the cheapest flights from San Diego to Sydney

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

18:10 - 07:20

SAN

SYD

20h 10m

1 stop

09:20 - 20:50

SYD

SAN

28h 30m

1 stop

$1,348Air Canada

Sun, 19 Apr - Tue, 5 May

18:10 - 07:20

SAN

SYD

20h 10m

1 stop

09:20 - 20:50

SYD

SAN

28h 30m

1 stop

$1,360Air Canada

Sun, 19 Apr - Tue, 5 May

18:10 - 07:20

SAN

SYD

20h 10m

1 stop

09:20 - 20:50

SYD

SAN

28h 30m

1 stop

$1,364Air Canada

Tue, 28 Apr - Tue, 5 May

18:10 - 07:20

SAN

SYD

20h 10m

1 stop

09:20 - 11:50

SYD

SAN

19h 30m

1 stop

$1,367Air Canada

Mon, 27 Apr - Mon, 4 May

18:10 - 07:20

SAN

SYD

20h 10m

1 stop

07:00 - 11:50

SYD

SAN

21h 50m

2 stops

$1,371Air Canada

Sun, 19 Apr - Tue, 5 May

18:10 - 07:20

SAN

SYD

20h 10m

1 stop

09:20 - 17:25

SYD

SAN

25h 05m

1 stop

$1,379Air Canada

Mon, 13 Apr - Tue, 28 Apr

16:55 - 07:20

SAN

SYD

21h 25m

1 stop

09:20 - 20:50

SYD

SAN

28h 30m

1 stop

$1,382Air Canada

Fri, 8 May - Sun, 7 Jun

18:10 - 11:40

SAN

SYD

24h 30m

2 stops

07:00 - 11:50

SYD

SAN

21h 50m

2 stops

$1,394Multiple Airlines

Sun, 19 Apr - Tue, 5 May

18:10 - 07:20

SAN

SYD

20h 10m

1 stop

07:00 - 17:25

SYD

SAN

27h 25m

2 stops

$1,399Air Canada

Mon, 13 Apr - Tue, 28 Apr

18:10 - 07:20

SAN

SYD

20h 10m

1 stop

06:00 - 11:50

SYD

SAN

22h 50m

2 stops

$1,401Air Canada

Tue, 28 Apr - Tue, 5 May

Air New Zealand flights from San Diego to Sydney

Our best Air New Zealand deals on San Diego to Sydney flight tickets

Air New Zealand

8 May

SAN16:26San Diego

23h 19m

2 stops

SYD08:45Sydney Kingsford Smith

7 June

SYD11:55Sydney Kingsford Smith

28h 59m

2 stops

SAN23:54San Diego

$1,406

Air New Zealand

6 May

SAN18:26San Diego

21h 19m

2 stops

SYD08:45Sydney Kingsford Smith

17 May

SYD11:55Sydney Kingsford Smith

29h 04m

2 stops

SAN23:59San Diego

$1,408

Air New Zealand

3 May

SAN10:55San Diego

28h 50m

2 stops

SYD08:45Sydney Kingsford Smith

17 May

SYD11:55Sydney Kingsford Smith

29h 04m

2 stops

SAN23:59San Diego

$1,472

Air Canada flights from San Diego to Sydney

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

Air Canada

19 Apr

SAN18:10San Diego

20h 10m

1 stop

SYD07:20Sydney Kingsford Smith

5 May

SYD09:20Sydney Kingsford Smith

28h 30m

1 stop

SAN20:50San Diego

$1,348

Air Canada

19 Apr

SAN18:10San Diego

20h 10m

1 stop

SYD07:20Sydney Kingsford Smith

5 May

SYD09:20Sydney Kingsford Smith

28h 30m

1 stop

SAN20:50San Diego

$1,360

Air Canada

28 Apr

SAN18:10San Diego

20h 10m

1 stop

SYD07:20Sydney Kingsford Smith

5 May

SYD09:20Sydney Kingsford Smith

28h 30m

1 stop

SAN20:50San Diego

$1,364

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 19/4

18:10-07:20

1 stop20h 10m

Sydney Kingsford Smith

Tue 5/5

09:20-20:50

1 stop28h 30m

$1,348

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 19/4

18:10-07:20

1 stop20h 10m

Sydney Kingsford Smith

Tue 5/5

09:20-20:50

1 stop28h 30m

$1,360

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 28/4

18:10-07:20

1 stop20h 10m

Sydney Kingsford Smith

Tue 5/5

09:20-20:50

1 stop28h 30m

$1,364

Fastest return journey

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 27/4

18:10-07:20

1 stop20h 10m

Sydney Kingsford Smith

Mon 4/5

09:20-11:50

1 stop19h 30m

$1,367

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 19/4

18:10-07:20

1 stop20h 10m

Sydney Kingsford Smith

Tue 5/5

07:00-11:50

2 stops21h 50m

$1,371

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 13/4

18:10-07:20

1 stop20h 10m

Sydney Kingsford Smith

Tue 28/4

09:20-17:25

1 stop25h 05m

$1,379

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Fri 8/5

16:55-07:20

1 stop21h 25m

Sydney Kingsford Smith

Sun 7/6

09:20-20:50

1 stop28h 30m

$1,382

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 19/4

18:10-11:40

2 stops24h 30m

Sydney Kingsford Smith

Tue 5/5

07:00-11:50

2 stops21h 50m

$1,394

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 13/4

18:10-07:20

1 stop20h 10m

Sydney Kingsford Smith

Tue 28/4

07:00-17:25

2 stops27h 25m

$1,399

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 28/4

18:10-07:20

1 stop20h 10m

Sydney Kingsford Smith

Tue 5/5

06:00-11:50

2 stops22h 50m

$1,401

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

Prices

Airlines

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 August is, on average, the cheapest month to fly to Sydney from San Diego, with most prices found around $1,379. If you aren’t able to travel to Sydney during the month of August, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,402.

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 $1,640 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 $1,197 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 March 2026, prices for San Diego to Sydney flights are approximately 8% cheaper 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	23h 05m
Direct flights	None

The fastest flight from San Diego to Sydney takes 23h 05m

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

Search flight deals

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 23h 05m, 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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Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Manly

Leura

Coogee

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.