HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$571+ Cheap flights from Australia to San Diego (SAN)

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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAN
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Australia to San Diego with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Australia to San Diego

Cheapest flights from Australia to San Diego
Explore the most affordable flight options available from Australia to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.

This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1510:55 am
MEL
-
SAN
1 stop17h 56m
United Airlines
Wed 7/17:41 pm
SAN
-
MEL
1 stop19h 34m
United Airlines
Deal found 6/7$953
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:55 am
MEL
-
SAN
1 stop18h 18m
United Airlines
Thu 10/16:50 pm
SAN
-
MEL
2 stops43h 40m
United Airlines
Deal found 6/8$954
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:30 am
MEL
-
SAN
2 stops24h 50m
United Airlines
Sat 6/2711:01 am
SAN
-
MEL
1 stop28h 14m
United Airlines
Deal found 6/9$955
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/810:55 am
MEL
-
SAN
1 stop20h 13m
United Airlines
Sun 6/2111:44 am
SAN
-
MEL
1 stop27h 31m
United Airlines
Deal found 6/6$962
This TravelUp deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1110:55 am
MEL
-
SAN
2 stops26h 06m
Lufthansa
Fri 7/316:27 pm
SAN
-
MEL
1 stop20h 48m
Lufthansa
Deal found 6/8$967
This Flighttix deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:10 am
SYD
-
SAN
2 stops26h 08m
British Airways
Wed 8/1212:48 pm
SAN
-
SYD
2 stops25h 17m
British Airways
Deal found 6/8$971
This Flighttix deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/159:10 am
SYD
-
SAN
2 stops23h 16m
British Airways
Wed 7/294:23 pm
SAN
-
SYD
2 stops21h 42m
British Airways
Deal found 6/9$978
This Flighttix deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/99:10 am
SYD
-
SAN
2 stops26h 09m
British Airways
Mon 6/229:47 am
SAN
-
SYD
2 stops28h 18m
British Airways
Deal found 6/8$981
This Flighttix deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/89:10 am
SYD
-
SAN
2 stops26h 09m
British Airways
Sun 6/219:47 am
SAN
-
SYD
2 stops27h 38m
British Airways
Deal found 6/5$983
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/310:00 am
MEL
-
SAN
2 stops39h 42m
Delta
Mon 7/207:58 pm
SAN
-
MEL
1 stop18h 52m
Delta
Deal found 6/7$995
This Air Canada deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:20 am
SYD
-
SAN
1 stop25h 39m
Air Canada
Mon 11/162:10 pm
SAN
-
SYD
1 stop24h 25m
Air Canada
Deal found 6/7$997
This American Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:10 am
SYD
-
SAN
2 stops23h 16m
American Airlines
Tue 7/284:23 pm
SAN
-
SYD
2 stops21h 42m
American Airlines
Deal found 6/7$998

Find flight deals from Australia to San Diego

Keep the following information in mind while searching for Australia to San Diego flight deals. Data was last updated June 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$953
(United Airlines)

One-way from

$571
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$1,116
Provider with most accurate pricing for Sydney Kingsford Smith-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-San Diego flights.
Search Deals
From Australia to San Diego
Search Deals
One-way flight from Australia to San Diego
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Australia to San Diego 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, Cheapflights users made 2,558,603 searches. Data last updated June 9, 2026.
Use the filters below to find and compare flights from Australia to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MelbourneSan Diego

MEL - SAN

MELSAN

Melbourne

Fri 7/10

9:30 am-10:08 am

1 stop17h 38m

San Diego

Fri 7/24

7:41 pm-8:15 am

1 stop19h 34m

$953

MelbourneSan Diego

MEL - SAN

MELSAN

Melbourne

Fri 8/14

10:55 am-12:13 pm

1 stop18h 18m

San Diego

Sun 10/4

6:50 pm-9:15 am

2 stops44h 25m

$965

MelbourneSan Diego

MEL - SAN

MELSAN

Melbourne

Sat 7/11

10:55 am-6:39 pm

1 stop24h 44m

San Diego

Fri 7/31

6:27 pm-8:15 am

1 stop20h 48m

$967

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Mon 7/27

9:15 am-9:52 am

1 stop17h 37m

San Diego

Wed 8/12

3:00 pm-6:50 am

1 stop22h 50m

$1,017

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 7/15

9:15 am-11:42 pm

1 stop31h 27m

San Diego

Wed 7/29

7:58 pm-6:50 am

1 stop17h 52m

$1,018

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 7/9

9:30 am-4:07 pm

2 stops23h 37m

San Diego

Wed 8/5

7:41 pm-6:55 am

1 stop18h 14m

$1,018
Quickest round-trip

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 7/15

9:30 am-10:08 am

1 stop17h 38m

San Diego

Mon 8/3

7:41 pm-6:55 am

1 stop18h 14m

$1,024

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 7/16

10:20 am-12:30 am

1 stop31h 10m

San Diego

Mon 8/3

7:41 pm-6:55 am

1 stop18h 14m

$1,024

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 7/16

9:30 am-11:54 pm

1 stop31h 24m

San Diego

Wed 8/5

1:39 pm-6:55 am

1 stop24h 16m

$1,024

MelbourneSan Diego

MEL - SAN

MELSAN

Melbourne

Thu 11/12

7:10 am-1:04 pm

2 stops24h 54m

San Diego

Mon 11/16

7:05 am-1:35 pm

2 stops35h 30m

$1,036

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Showing 1-10 of 58 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Australia to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Australia with our price prediction graph.
Estimated round-trip 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 Australia to San Diego

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

Currently, August is the cheapest month in which you can book a flight from Australia to San Diego (average of $310). Flying from Australia to San Diego in February is currently the most expensive (average of $764). 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 far ahead should I book a flight from Australia to San Diego?

Booking 17 days in advance of your planned departure date is, on average, the best time to get cheap flights from Australia to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated June 9, 2026.
See what other customers who have flown with Delta and United Airlines from Australia to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,394 reviews

Entertainment

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,394 reviews
Delta
7.9
Good
8,394 reviews

Entertainment

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
9,796 reviews
Delta
7.9
Good
8,394 reviews

Entertainment

7.8

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What airport do you fly into for flights to San Diego from Australia?

    Located just 2.6 mi from the city center, San Diego (SAN) is the airport most travelers will use when flying to San Diego from Australia.

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

    For as low as $1,017, United Airlines can have you in San Diego from Australia in 17h 37m. The distance from Australia to San Diego is about 7510 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Australia to San Diego?

    Most travelers choose Sydney Kingsford Smith - San Diego, Melbourne - San Diego or Brisbane - San Diego when deciding on the best route from Australia to San Diego.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Australia to San Diego 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 Australia to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Australia to San Diego (average of $310). Flying from Australia to San Diego in February is currently the most expensive (average of $764). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Poway
Coronado
La Mesa
Santee
Julian
Lemon Grove

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.

Top 2 airlines flying from Australia to San Diego

Discover the top 2 airlines that operate flights from Australia to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$834Average$1,243FlexibilityNo cancel feeOn-time69%
DeltaCheapest$834Average$1,081FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.