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San Diego

$318+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAN
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheap 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 August 13, 2025.

Round-trip from

$740
(Kiwi.com)

One-way from

$318
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,080
From Australia to San Diego
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One-way flight from Australia to San Diego
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Highest demand for flights based on searches. 14% potential increase in price ($193 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/104:20 pmSYD - SAN
1 stop31h 40mMultiple Airlines
Wed 9/176:59 pmSAN - SYD
2 stops50h 41mMultiple Airlines
Deal found 8/13$740
This BYOjet deal was found by Cheapflights users on 8/12. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/169:20 amSYD - SAN
1 stop21h 00mAir Canada
Tue 11/1812:45 pmSAN - SYD
1 stop25h 50mAir Canada
Deal found 8/12$782
This Gotogate deal was found by Cheapflights users on 8/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:20 amSYD - SAN
1 stop23h 30mAir Canada
Sun 10/194:40 pmSAN - SYD
1 stop21h 40mAir Canada
Deal found 8/11$792
This Aunt Betty deal was found by Cheapflights users on 8/12. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:30 amSYD - SAN
2 stops22h 50mMultiple Airlines
Tue 11/1812:45 pmSAN - SYD
1 stop25h 50mMultiple Airlines
Deal found 8/12$796
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Fri 8/1510:55 amMEL - SAN
1 stop18h 53mUnited Airlines
Mon 9/155:56 pmSAN - MEL
1 stop21h 19mUnited Airlines
Deal found 8/13$828
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/109:10 amSYD - SAN
2 stops23h 43mAmerican Airlines
Wed 9/171:06 pmSAN - SYD
2 stops24h 59mAmerican Airlines
Deal found 8/13$831
This Delta deal was found by Cheapflights users on 8/13. 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.
Thu 8/149:25 amSYD - SAN
1 stop16h 53mDelta
Thu 8/216:15 amSAN - SYD
2 stops31h 20mDelta
Deal found 8/13$835
This United Airlines deal was found by Cheapflights users on 8/10. 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 12/1512:10 pmSYD - SAN
2 stops27h 35mUnited Airlines
Thu 1/154:04 pmSAN - SYD
1 stop22h 11mUnited Airlines
Deal found 8/10$836
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Sat 9/2710:20 amSYD - SAN
1 stop27h 29mUnited Airlines
Sat 10/46:00 pmSAN - SYD
1 stop19h 55mUnited Airlines
Deal found 8/13$850
This Booking.com deal was found by Cheapflights users on 8/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:10 amMEL - SAN
2 stops22h 53mAir Canada
Sun 11/236:10 pmSAN - MEL
2 stops24h 25mAir Canada
Deal found 8/11$859
This Gotogate deal was found by Cheapflights users on 8/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:20 amBNE - SAN
1 stop22h 30mAir Canada
Sat 10/184:40 pmSAN - BNE
1 stop21h 25mAir Canada
Deal found 8/11$875
This United Airlines deal was found by Cheapflights users on 8/12. 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 12/1011:40 amBNE - SAN
2 stops39h 35mUnited Airlines
Wed 2/46:30 pmSAN - BNE
2 stops43h 00mUnited Airlines
Deal found 8/12$886

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 August 13, 2025.
Use the filters below to find and compare flights from Australia to San Diego that are best for you.

Fly from

Australia

Fly to

San Diego

Route

Depart

Return

Price

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 9/10

4:20 pm-7:00 am

1 stop31h 40m

San Diego

Wed 9/17

6:59 pm-2:40 pm

2 stops50h 41m

$740

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Tue 9/16

9:20 am-1:20 pm

1 stop21h 00m

San Diego

Tue 11/18

12:45 pm-9:35 am

1 stop25h 50m

$782

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Fri 10/3

9:20 am-3:50 pm

1 stop23h 30m

San Diego

Sun 10/19

4:40 pm-8:20 am

1 stop21h 40m

$792

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Tue 9/16

7:30 am-1:20 pm

2 stops22h 50m

San Diego

Tue 11/18

12:45 pm-9:35 am

1 stop25h 50m

$796

MelbourneSan Diego

MEL - SAN

MELSAN

Melbourne

Sun 9/28

9:30 am-6:29 pm

2 stops25h 59m

San Diego

Mon 10/6

1:59 pm-8:30 am

2 stops24h 31m

$828

MelbourneSan Diego

MEL - SAN

MELSAN

Melbourne

Mon 9/29

10:55 am-12:53 pm

1 stop18h 58m

San Diego

Mon 10/6

1:59 pm-8:30 am

2 stops24h 31m

$828

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 9/10

9:10 am-3:53 pm

2 stops23h 43m

San Diego

Wed 9/17

1:06 pm-7:05 am

2 stops24h 59m

$831

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 9/10

9:25 am-9:18 am

1 stop16h 53m

San Diego

Wed 9/17

4:05 pm-6:35 am

1 stop21h 30m

$835

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Fri 9/19

9:30 am-3:01 pm

2 stops22h 31m

San Diego

Sat 9/27

12:52 pm-7:00 am

2 stops25h 08m

$835

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 9/18

9:30 am-12:52 pm

2 stops20h 22m

San Diego

Thu 10/2

11:15 am-7:00 am

2 stops26h 45m

$835

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 43 results
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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 $286). Flying from Australia to San Diego in March is currently the most expensive (average of $366). 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.

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

Find hourly flight availability from Australia to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Australia to San Diego as you normally would.

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 August 13, 2025.
See what other customers who have flown with Delta, United Airlines, and Air Canada 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
8.0
Very good
7,979 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
8,920 reviews
Delta
8.0
Very good
7,979 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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
Air Canada
7.1
Good
9,943 reviews
Delta
8.0
Very good
7,979 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

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.

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

    Most travelers choose Sydney Kingsford Smith - San Diego, Brisbane - San Diego or Melbourne - 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 $286). Flying from Australia to San Diego in March is currently the most expensive (average of $366). 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
Coronado
La Mesa
Poway
National City
Lemon Grove
Imperial Beach
Alpine

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Alternative routes for Australia to San Diego

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Top 3 airlines flying from Australia to San Diego

Discover the top 3 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 August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$648Average$1,081FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$730Average$1,324FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$795Average$1,115FlexibilityNo cancel feeOn-time67%

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