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Cheap flights from San Diego to Sydney from $760

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Sydney departing on 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
14:51 - 06:10SAN-SYD
20h 19m1 stop
Qantas Airways Logo
19:15 - 12:22SYD-SAN
36h 07m2 stops
$1,543Qantas Airways
Find Deal
Tue, 10 Feb - Tue, 17 Feb
Multiple Airlines Logo
20:50 - 19:15SAN-SYD
53h 25m2 stops
Multiple Airlines Logo
20:55 - 21:53SYD-SAN
41h 58m2 stops
$1,634Multiple Airlines
Find Deal
Mon, 11 May - Fri, 29 May
Air Canada Logo
12:45 - 09:35SAN-SYD
25h 50m1 stop
Air Canada Logo
11:20 - 12:03SYD-SAN
19h 43m1 stop
$1,651Air Canada
Find Deal
Tue, 10 Feb - Tue, 17 Feb
Multiple Airlines Logo
18:05 - 13:40SAN-SYD
24h 35m2 stops
Multiple Airlines Logo
11:20 - 17:24SYD-SAN
25h 04m1 stop
$1,672Multiple Airlines
Find Deal
Wed, 28 Jan - Wed, 11 Feb
Air Canada Logo
18:05 - 13:40SAN-SYD
24h 35m2 stops
Air Canada Logo
09:00 - 12:03SYD-SAN
22h 03m2 stops
$1,703Air Canada
Find Deal
Wed, 28 Jan - Wed, 11 Feb
Air Canada Logo
18:05 - 09:35SAN-SYD
20h 30m1 stop
Air Canada Logo
10:25 - 17:24SYD-SAN
24h 59m1 stop
$1,712Air Canada
Find Deal
Sun, 1 Mar - Thu, 12 Mar
Air Canada Logo
12:45 - 07:20SAN-SYD
25h 35m1 stop
Air Canada Logo
09:20 - 16:13SYD-SAN
23h 53m1 stop
$1,713Air Canada
Find Deal
Mon, 13 Apr - Thu, 9 Jul
Multiple Airlines Logo
17:05 - 07:25SAN-SYD
43h 20m2 stops
Multiple Airlines Logo
21:40 - 20:23SYD-SAN
17h 43m1 stop
$1,725Multiple Airlines
Find Deal
Mon, 29 Dec - Fri, 6 Feb
Multiple Airlines Logo
17:05 - 07:25SAN-SYD
43h 20m2 stops
Multiple Airlines Logo
21:40 - 15:40SYD-SAN
37h 00m1 stop
$1,727Multiple Airlines
Find Deal
Mon, 29 Dec - Thu, 5 Feb
Hawaiian Airlines Logo
08:10 - 19:45SAN-SYD
40h 35m1 stop
Hawaiian Airlines Logo
21:40 - 20:10SYD-SAN
17h 30m1 stop
$1,729Hawaiian Airlines
Find Deal
Thu, 27 Nov - Thu, 11 Dec

Qantas Airways flights from San Diego to Sydney

Our best Qantas Airways deals on San Diego to Sydney flight tickets
Qantas Airways
10 Feb
SAN14:51San Diego
20h 19m
1 stop
SYD06:10Sydney Kingsford Smith
17 Feb
SYD19:15Sydney Kingsford Smith
36h 07m
2 stops
SAN12:22San Diego
$1,543
Find similar
Qantas Airways
1 Dec
SAN12:43San Diego
37h 07m
2 stops
SYD20:50Sydney Kingsford Smith
6 Dec
SYD19:15Sydney Kingsford Smith
39h 35m
2 stops
SAN15:50San Diego
$1,970
Find similar
Qantas Airways
28 Nov
SAN15:40San Diego
31h 00m
2 stops
SYD17:40Sydney Kingsford Smith
6 Dec
SYD19:15Sydney Kingsford Smith
36h 25m
2 stops
SAN12:40San Diego
$2,018
Find similar

Air Canada flights from San Diego to Sydney

Our best Air Canada deals on San Diego to Sydney flight tickets
Air Canada
10 Feb
SAN12:45San Diego
25h 50m
1 stop
SYD09:35Sydney Kingsford Smith
17 Feb
SYD11:20Sydney Kingsford Smith
19h 43m
1 stop
SAN12:03San Diego
$1,651
Find similar
Air Canada
28 Jan
SAN18:05San Diego
24h 35m
2 stops
SYD13:40Sydney Kingsford Smith
11 Feb
SYD09:00Sydney Kingsford Smith
22h 03m
2 stops
SAN12:03San Diego
$1,703
Find similar
Air Canada
1 Mar
SAN18:05San Diego
20h 30m
1 stop
SYD09:35Sydney Kingsford Smith
12 Mar
SYD10:25Sydney Kingsford Smith
24h 59m
1 stop
SAN17:24San Diego
$1,712
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from San Diego to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 16 November 2025.
Use the filters below to find and compare flights from San Diego to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 10/2

14:51-06:10

1 stop20h 19m

Sydney Kingsford Smith

Tue 17/2

19:15-12:22

2 stops36h 07m

$1,543

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 11/5

20:50-19:15

2 stops53h 25m

Sydney Kingsford Smith

Fri 29/5

20:55-21:53

2 stops41h 58m

$1,634

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 10/2

12:45-09:35

1 stop25h 50m

Sydney Kingsford Smith

Tue 17/2

11:20-12:03

1 stop19h 43m

$1,651

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 28/1

18:05-13:40

2 stops24h 35m

Sydney Kingsford Smith

Wed 11/2

11:20-17:24

1 stop25h 04m

$1,672

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 28/1

18:05-13:40

2 stops24h 35m

Sydney Kingsford Smith

Wed 11/2

09:00-12:03

2 stops22h 03m

$1,703

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 1/3

18:05-09:35

1 stop20h 30m

Sydney Kingsford Smith

Thu 12/3

10:25-17:24

1 stop24h 59m

$1,712

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 13/4

12:45-07:20

1 stop25h 35m

Sydney Kingsford Smith

Thu 9/7

09:20-16:13

1 stop23h 53m

$1,713

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 29/12

17:05-07:25

2 stops43h 20m

Sydney Kingsford Smith

Fri 6/2

21:40-20:23

1 stop17h 43m

$1,725

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 29/12

17:05-07:25

2 stops43h 20m

Sydney Kingsford Smith

Thu 5/2

21:40-15:40

1 stop37h 00m

$1,727

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Thu 27/11

08:10-19:45

1 stop40h 35m

Sydney Kingsford Smith

Thu 11/12

21:40-20:10

1 stop17h 30m

$1,729

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

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 August is, on average, the cheapest month to fly to Sydney from San Diego, with most prices found around $1,452. If you aren’t able to travel to Sydney during the month of August, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,475.

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

Our data shows that Monday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,706. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $1,937.

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

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from San Diego to Sydney in the morning for as low as $1,672. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,831 on average. Flights to Sydney from San Diego in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 $1,672 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 $1,429 on momondo.

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

You could potentially save up to 14% 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 November 2025, prices for San Diego to Sydney flights are approximately 31% 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

Direct flights

None
There are no direct flights from San Diego to Sydney. There are no popular flight routes from San Diego to Sydney.
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  • 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 19h 20m, 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 many operators does momondo search for flights from San Diego Airport to Sydney Kingsford Smith Airport?

  • 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.

  • What is the most popular airline from San Diego to Sydney?

Best airlines flying from San Diego to Sydney

Compare and see reviews for airlines that fly from San Diego to Sydney with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $1,114Free cancellationRating
7.4
9,013 reviews
Search United Airlines flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Penrith
Katoomba
Lithgow
Leura
Manly
Bondi Beach
Coogee
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.

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