How long is the flight from San Diego to Sydney?

A quick flight from San Diego to Sydney can take about 19h 55m. Air Canada provides one of the quickest options available for as low as $1,440. 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. Find deals

What is the cheapest airline to fly from San Diego to Sydney round-trip?

Cheapflights users have booked flights from San Diego to Sydney round-trip from $1,105. You may be able to fly from San Diego to Sydney for 33% less than the average price by searching for this airline. Find deals

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from SAN to SYD?

When flying from San Diego to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$700+ Flights from San Diego to Sydney

Q: 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 $1,413 and $1,988 in February. The cheapest return flight price found within the last 3 days was $1,236 on Air Canada (3 Feb-10 Feb). Find deals

Cheapflights Tip: The best prices from San Diego to Sydney Kingsford Smith are usually found in August or September, booked 56 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from San Diego to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from San Diego to Sydney
Explore the most affordable flight options available from San Diego to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 dicembre 2025.

mar 2/1212:45SAN - SYD

1 stop23h 10mAir Canada

sab 20/1216:00SYD - SAN

1 stop20h 24mAir Canada

Deal found 2/12$1,389

mer 3/1206:15SAN - SYD

1 stop29h 40mAmerican Airlines

mer 10/1214:05SYD - SAN

1 stop27h 16mAmerican Airlines

Deal found 2/12$1,418

mer 3/1212:50SAN - SYD

2 stops25h 10mAmerican Airlines

mar 9/1211:20SYD - SAN

2 stops22h 59mAmerican Airlines

Deal found 2/12$1,422

mar 30/1212:45SAN - SYD

1 stop23h 10mAir Canada

dom 25/111:20SYD - SAN

1 stop25h 04mAir Canada

Deal found 2/12$1,477

mar 2/1212:50SAN - SYD

2 stops25h 10mAmerican Airlines

sab 20/1211:20SYD - SAN

2 stops23h 04mAmerican Airlines

Deal found 2/12$1,498

dom 7/1208:25SAN - SYD

1 stop27h 30mAmerican Airlines

sab 20/1217:45SYD - SAN

2 stops22h 55mAmerican Airlines

Deal found 3/12$1,501

dom 7/1211:02SAN - SYD

1 stop27h 03mUnited Airlines

sab 20/1214:00SYD - SAN

1 stop18h 02mUnited Airlines

Deal found 3/12$1,516

mar 2/1220:40SAN - SYD

1 stop17h 25mUnited Airlines

sab 20/1214:00SYD - SAN

1 stop19h 58mUnited Airlines

Deal found 2/12$1,518

mar 30/1218:10SAN - SYD

1 stop20h 25mMultiple Airlines

mar 20/107:45SYD - SAN

2 stops23h 18mMultiple Airlines

Deal found 2/12$1,535

Best flights from San Diego to Sydney
Discover carefully curated flight deals from San Diego to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 dicembre 2025.

ven 13/218:05SAN - SYD

2 stops29h 00mAir Canada

ven 27/211:20SYD - SAN

1 stop25h 04mAir Canada

Deal found 3/12$1,415

lun 23/218:10SAN - SYD

1 stop19h 55mUnited Airlines

dom 8/310:20SYD - SAN

1 stop18h 02mUnited Airlines

Deal found 3/12$1,440

mer 25/211:57SAN - SYD

1 stop23h 23mUnited Airlines

dom 8/312:10SYD - SAN

1 stop24h 23mUnited Airlines

Deal found 3/12$1,440

dom 29/319:44SAN - SYD

1 stop18h 11mUnited Airlines

dom 12/409:30SYD - SAN

1 stop17h 39mUnited Airlines

Deal found 3/12$1,440

mar 24/216:00SAN - SYD

1 stop22h 15mUnited Airlines

dom 8/314:00SYD - SAN

1 stop22h 33mUnited Airlines

Deal found 3/12$1,440

lun 23/219:50SAN - SYD

1 stop18h 25mUnited Airlines

mar 10/314:00SYD - SAN

1 stop24h 53mUnited Airlines

Deal found 2/12$1,442

lun 23/211:57SAN - SYD

1 stop26h 18mUnited Airlines

mer 11/312:10SYD - SAN

1 stop18h 34mUnited Airlines

Deal found 2/12$1,442

mer 25/217:55SAN - SYD

1 stop20h 20mUnited Airlines

mer 11/312:10SYD - SAN

1 stop24h 23mUnited Airlines

Deal found 2/12$1,442

mar 24/216:00SAN - SYD

2 stops22h 05mUnited Airlines

mer 11/310:20SYD - SAN

2 stops20h 24mUnited Airlines

Deal found 2/12$1,448

Last-minute flights from San Diego to Sydney
Discover last-minute flight deals from San Diego to Sydney. Data last updated 4 dicembre 2025 and is based on user searches.

mer 3/1209:37SAN - SYD

1 stop26h 18mAmerican Airlines

mar 9/1214:05SYD - SAN

1 stop27h 16mAmerican Airlines

Deal found 2/12$1,418

dom 7/1208:25SAN - SYD

1 stop27h 30mAmerican Airlines

sab 20/1217:45SYD - SAN

2 stops22h 55mAmerican Airlines

Deal found 3/12$1,501

dom 7/1211:02SAN - SYD

1 stop27h 03mUnited Airlines

sab 20/1214:00SYD - SAN

1 stop18h 02mUnited Airlines

Deal found 3/12$1,516

mar 30/1212:45SAN - SYD

1 stop23h 10mAir Canada

dom 25/111:20SYD - SAN

1 stop25h 04mAir Canada

Deal found 2/12$1,477

mar 30/1218:10SAN - SYD

1 stop20h 25mMultiple Airlines

mar 20/107:45SYD - SAN

2 stops23h 18mMultiple Airlines

Deal found 2/12$1,535

sab 17/118:05SAN - SYD

2 stops29h 00mAir Canada

sab 7/211:20SYD - SAN

1 stop19h 43mAir Canada

Deal found 2/12$1,415

sab 17/119:52SAN - SYD

1 stop39h 28mUnited Airlines

sab 7/214:00SYD - SAN

1 stop23h 44mUnited Airlines

Deal found 2/12$1,527

One-way flights from San Diego to Sydney
Search for one-way flight options from San Diego to Sydney. Find affordable one-way fares based on user searches. Data last updated 4 dicembre 2025.

lun 2/314:50SAN - SYD

3 stops50h 45mMultiple Airlines

Deal found 2/12$700

dom 1/310:29SAN - SYD

2 stops31h 06mMultiple Airlines

Deal found 2/12$703

lun 2/214:52SAN - SYD

3 stops50h 43mMultiple Airlines

Deal found 2/12$709

mer 22/408:00SAN - SYD

2 stops34h 45mMultiple Airlines

Deal found 3/12$724

mer 4/318:05SAN - SYD

1 stop20h 30mAir Canada

Deal found 2/12$783

sab 24/117:15SAN - SYD

2 stops41h 55mMultiple Airlines

Deal found 3/12$785

lun 20/418:10SAN - SYD

2 stops24h 15mMultiple Airlines

Deal found 3/12$803

Find flight deals from San Diego to Sydney

Round-trip from	$1,236
One-way from	$700
Popular in	January
Cheapest in	August
Average price	$1,767

Air Canada
3/2-10/2
2 total stops
40h 13m total
San Diego to Sydney

Search Deals

2/3
3 total stops
50h 45m total
San Diego to Sydney

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($243 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($74 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSydney

SAN - SYD

SANSYD

San Diego

ven 13/2

18:05-18:05

2 stops29h 00m

Sydney Kingsford Smith

ven 27/2

11:20-17:24

1 stop25h 04m

$1,415

San DiegoSydney

SAN - SYD

SANSYD

San Diego

lun 23/2

18:10-09:05

1 stop19h 55m

Sydney Kingsford Smith

dom 8/3

10:20-09:22

1 stop18h 02m

$1,440

San DiegoSydney

SAN - SYD

SANSYD

San Diego

mer 25/2

11:57-06:20

1 stop23h 23m

Sydney Kingsford Smith

dom 8/3

12:10-17:33

1 stop24h 23m

$1,440

San DiegoSydney

SAN - SYD

SANSYD

San Diego

dom 29/3

19:44-07:55

1 stop18h 11m

Sydney Kingsford Smith

dom 12/4

09:30-10:09

1 stop17h 39m

$1,440

San DiegoSydney

SAN - SYD

SANSYD

San Diego

mar 24/2

16:00-09:15

1 stop22h 15m

Sydney Kingsford Smith

dom 8/3

14:00-17:33

1 stop22h 33m

$1,440

San DiegoSydney

SAN - SYD

SANSYD

San Diego

lun 23/2

19:50-09:15

1 stop18h 25m

Sydney Kingsford Smith

mar 10/3

14:00-20:53

1 stop24h 53m

$1,442

San DiegoSydney

SAN - SYD

SANSYD

San Diego

lun 23/2

11:57-09:15

1 stop26h 18m

Sydney Kingsford Smith

mer 11/3

12:10-12:44

1 stop18h 34m

$1,442

San DiegoSydney

SAN - SYD

SANSYD

San Diego

mer 25/2

17:55-09:15

1 stop20h 20m

Sydney Kingsford Smith

mer 11/3

12:10-18:33

1 stop24h 23m

$1,442

San DiegoSydney

SAN - SYD

SANSYD

San Diego

mar 24/2

16:00-09:05

2 stops22h 05m

Sydney Kingsford Smith

mer 11/3

10:20-12:44

2 stops20h 24m

$1,448

San DiegoSydney

SAN - SYD

SANSYD

San Diego

lun 2/2

14:52-12:35

3 stops50h 43m

$709

Flights are sorted by cheapest return flights first.

Deals found on 2/12

Showing 1-10 of 19 results

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

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 56 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, September is the cheapest month in which you can book a flight from San Diego to Sydney (average of $804). Flying from San Diego to Sydney in January is currently the most expensive (average of $1,603). 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?

Reviews of airlines servicing Sydney

Get a feel of what it's like to fly with United Airlines from San Diego to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,063 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

9,063 reviews

United Airlines

7.4

Good

9,063 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 19h 55m. Air Canada provides one of the quickest options available for as low as $1,440. 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.
What is the cheapest airline to fly from San Diego to Sydney round-trip?
Cheapflights users have booked flights from San Diego to Sydney round-trip from $1,105. You may be able to fly from San Diego to Sydney for 33% less than the average price by searching for this airline.
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, September is the cheapest month in which you can book a flight from San Diego to Sydney (average of $804). Flying from San Diego to Sydney in January is currently the most expensive (average of $1,603). 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

Parramatta

Wollongong

Katoomba

Penrith

Terrigal

Manly

Randwick

Lithgow

Coogee

Leura

Bondi Beach

Cronulla

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from San Diego to Sydney

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$1,105	Average$1,469	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

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.

Can Cheapflights notify me if prices for flights from San Diego to Sydney become cheaper?

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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Cheap flights from San Diego to Sydney from $700

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from San Diego to Sydney Kingsford Smith are usually found in August or September, booked 56 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from San Diego to Sydney

Cheapest flights from San Diego to SydneyExplore the most affordable flight options available from San Diego to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 dicembre 2025.

Explore the most affordable flight options available from San Diego to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 dicembre 2025.

Find flight deals from San Diego to Sydney

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Diego to Sydney that are best for you.

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.

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?

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

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

Reviews of airlines servicing Sydney

Get a feel of what it's like to fly with United Airlines from San Diego to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from San Diego to Sydney?

What is the cheapest airline to fly from San Diego to Sydney round-trip?

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

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

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

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

Travelling to a place near Sydney?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Diego to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from San Diego to Sydney

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

Can Cheapflights notify me if prices for flights from San Diego to Sydney become cheaper?

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Book with Flexibility

Travel Smart

Cheapest flights from San Diego to Sydney
Explore the most affordable flight options available from San Diego to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 dicembre 2025.