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Cheap flights from San Diego to Sydney from $756

SAN — SYD
23 Sep — 30 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Diego to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from San Diego to Sydney

Sat 7/1118:26 -
2 stops43h 09m
Sun 15/1109:55 -
2 stops26h 22m
Deal found 19/8$1,415
Wed 28/1016:45 -
2 stops21h 50m
Mon 16/1109:55 -
2 stops29h 29m
Deal found 20/8$1,419
Sun 8/1107:30 -
2 stops32h 05m
Tue 17/1111:50 -
2 stops24h 27m
Deal found 19/8$1,421
Sat 7/1118:26 -
2 stops43h 09m
Wed 18/1114:05 -
2 stops25h 19m
Deal found 19/8$1,430
Sun 1/1116:45 -
2 stops20h 50m
Mon 9/1111:50 -
2 stops27h 34m
Deal found 20/8$1,481
Sun 6/909:00 -
1 stop40h 50m
Sun 20/920:45 -
1 stop17h 14m
Deal found 22/8$1,511
Tue 27/1016:45 -
2 stops21h 50m
Sat 7/1119:25 -
2 stops43h 59m
Deal found 19/8$1,513

Find flight deals from San Diego to Sydney

Round-trip from

$1,415

One-way from

$756

Popular in

January

Cheapest in

April

Average price

$1,677
Air New Zealand
  • Air New Zealand
  • 7/11-15/11
  • 4 total stops
  • 69h 31m total
  • San Diego to Sydney
Search Deals
ANA
  • ANA
  • 2/12
  • 2 total stops
  • 38h 15m total
  • San Diego to Sydney
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($247 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($68 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
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

Cheapest return flight

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Tue 13/10

18:10-18:50

2 stops30h 40m

Sydney Kingsford Smith

Tue 20/10

20:45-08:22

2 stops29h 37m

$1,707
Fastest return journey

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Sun 4/10

19:53-07:50

1 stop17h 57m

Sydney Kingsford Smith

Sun 11/10

10:15-10:17

1 stop18h 02m

$1,825

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Sat 12/9

07:15-06:10

2 stops29h 55m

Sydney Kingsford Smith

Mon 21/9

21:55-17:10

2 stops36h 15m

$1,999

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Fri 11/12

13:36-08:30

2 stops23h 54m

Sydney Kingsford Smith

Wed 16/12

10:40-16:25

2 stops24h 45m

$2,641

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Wed 23/12

16:45-09:20

2 stops21h 35m

Sydney Kingsford Smith

Wed 6/1

13:20-17:29

2 stops23h 09m

$2,752

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Wed 27/1

15:59-17:55

2 stops30h 56m

Sydney Kingsford Smith

Tue 16/2

15:50-20:00

3 stops47h 10m

$3,783

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Sun 4/10

16:30-07:25

3 stops44h 55m

Sydney Kingsford Smith

Sun 11/10

13:45-11:05

2 stops39h 20m

$3,986
Cheapest one-way

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Sun 6/12

17:35-19:45

1 stop31h 10m

$828

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Sun 25/10

11:05-19:45

1 stop38h 40m

$837

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Tue 27/10

08:40-19:45

1 stop41h 05m

$837

Flights are sorted by cheapest return flights first.

Deals found on 23/8

Showing 1-10 of 16 resultsSorted by cheapest first
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Best time to book a flight from San Diego to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from San Diego with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from San Diego to Sydney

How far ahead should I book a flight from San Diego to Sydney?

Booking 38 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Diego to Sydney?

Currently, April is the cheapest month in which you can book a flight from San Diego to Sydney (average of $1,514). Flying from San Diego to Sydney in January is currently the most expensive (average of $2,236). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from San Diego to Sydney?

Airfare is below average for this route at the moment.

San Diego to Sydney flights typically cost between $1,433 and $1,917 in November.
The cheapest return price found within the last 5 days was $1,415 on Air New Zealand (7 Nov–15 Nov).

Related info for your journey

  • How long is the flight from San Diego to Sydney?

    A quick flight from San Diego to Sydney can take about 17h 57m. Delta provides one of the quickest options available for as low as $1,825. San Diego and Sydney are separated by a distance of 12086 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from San Diego to Sydney that include hotel bookings?

    Yes. In addition to deals on San Diego to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Sydney.

  • Can I find deals for business class flights from San Diego to Sydney?

    Yes. Cheapflights offers flight deals from San Diego to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Sydney?

    Currently, April is the cheapest month in which you can book a flight from San Diego to Sydney (average of $1,514). Flying from San Diego to Sydney in January is currently the most expensive (average of $2,236). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Sydney?

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

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights from San Diego to Sydney?

Cheapflights makes it easy to find San Diego to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from San Diego to Sydney?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Diego to Sydney for you. Better yet — we are completely free to use.

Can Cheapflights find flights from San Diego to Sydney with no change fees?

Certainly. Search results for flights to Sydney from San Diego shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Of course! You can now track prices for flights from San Diego to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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