Australia

$498+ Cheap flights from San Diego (SAN) to Australia

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SYD
Feb 25 — Mar 41
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Cheap flight deals from San Diego to Australia

Cheapest flights from San Diego to Australia
Explore the most affordable flight options available from San Diego to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Air Canada deal was found by Cheapflights users on 1/24. 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.
Sun 3/812:45 pm
SAN
-
BNE
2 stops29h 45m
Air Canada
Sun 5/1710:00 am
BNE
-
SAN
1 stop27h 50m
Air Canada
Deal found 1/24$898
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Thu 2/512:46 pm
SAN
-
MEL
2 stops25h 44m
American Airlines
Fri 3/612:00 pm
MEL
-
SAN
2 stops23h 00m
American Airlines
Deal found 1/26$981
This American Airlines deal was found by Cheapflights users on 1/24. 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.
Sat 2/219:44 am
SAN
-
MEL
2 stops24h 16m
American Airlines
Sat 2/2812:00 pm
MEL
-
SAN
2 stops23h 00m
American Airlines
Deal found 1/24$984
This American Airlines deal was found by Cheapflights users on 1/25. 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.
Sun 2/221:09 pm
SAN
-
MEL
2 stops25h 21m
American Airlines
Sun 3/112:00 pm
MEL
-
SAN
2 stops23h 00m
American Airlines
Deal found 1/25$989
This Air Canada deal was found by Cheapflights users on 1/24. 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 2/266:05 pm
SAN
-
BNE
1 stop20h 40m
Air Canada
Thu 3/510:45 am
BNE
-
SAN
1 stop19h 18m
Air Canada
Deal found 1/24$991
This KAYAK deal was found by Cheapflights users on 1/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:45 pm
SAN
-
SYD
2 stops29h 30m
ANA
Tue 5/198:55 pm
SYD
-
SAN
2 stops40h 08m
ANA
Deal found 1/25$992
This United Airlines deal was found by Cheapflights users on 1/23. 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.
Sun 3/19:54 am
SAN
-
MEL
1 stop29h 06m
United Airlines
Sun 4/129:30 am
MEL
-
SAN
1 stop17h 50m
United Airlines
Deal found 1/23$999
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/58:37 pm
SAN
-
MEL
1 stop17h 53m
United Airlines
Fri 3/611:30 am
MEL
-
SAN
1 stop17h 52m
United Airlines
Deal found 1/26$1,000
This American Airlines deal was found by Cheapflights users on 1/24. 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 3/104:55 pm
SAN
-
MEL
2 stops22h 35m
American Airlines
Tue 3/179:00 am
MEL
-
SAN
2 stops24h 49m
American Airlines
Deal found 1/24$1,001
This United Airlines deal was found by Cheapflights users on 1/26. 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 3/149:54 am
SAN
-
MEL
1 stop29h 06m
United Airlines
Sun 3/2910:30 am
MEL
-
SAN
1 stop31h 29m
United Airlines
Deal found 1/26$1,005
This Air Canada deal was found by Cheapflights users on 1/24. 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.
Sun 3/16:05 pm
SAN
-
BNE
2 stops28h 50m
Air Canada
Mon 3/910:45 am
BNE
-
SAN
1 stop23h 39m
Air Canada
Deal found 1/24$1,015
This Air Canada deal was found by Cheapflights users on 1/24. 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 2/266:05 pm
SAN
-
BNE
1 stop20h 40m
Multiple Airlines
Thu 3/56:10 am
BNE
-
SAN
2 stops23h 53m
Multiple Airlines
Deal found 1/24$1,019

Find flight deals from San Diego to Australia

Keep the following information in mind while searching for San Diego to Australia flight deals. Data was last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$898
(Air Canada)

One-way from

$498
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$1,479
Provider with most accurate pricing for San Diego-Sydney Kingsford Smith flight deals.
Provider most trusted by Cheapflights users for San Diego-Sydney Kingsford Smith flights.
From San Diego to Australia
One-way flight from San Diego to Australia
Highest demand for flights based on searches. 10% potential increase in price ($129 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
Average for round-trip flights in January 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Australia 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 January 26, 2026.
Use the filters below to find and compare flights from San Diego to Australia that are best for you.

Fly from

San Diego

Fly to

Australia

Route

Depart

Return

Price

San DiegoBrisbane

SAN - BNE

SANBNE

San Diego

Sun 3/8

12:45 pm-11:30 am

2 stops29h 45m

Brisbane

Sun 5/17

10:00 am-4:05 pm

1 stop23h 05m

$948

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Thu 3/12

1:16 pm-9:30 am

2 stops26h 14m

Melbourne

Thu 3/19

12:00 pm-6:04 pm

2 stops24h 04m

$981

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Sat 2/21

9:44 am-5:00 am

2 stops24h 16m

Melbourne

Sat 2/28

12:00 pm-4:00 pm

2 stops23h 00m

$984

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Sun 3/1

9:54 am-10:00 am

1 stop29h 06m

Melbourne

Sun 4/12

9:30 am-10:20 am

1 stop17h 50m

$999

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Thu 2/12

6:10 pm-9:30 am

1 stop20h 20m

Melbourne

Fri 2/20

1:00 pm-2:49 pm

1 stop20h 49m

$1,000

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Sun 2/22

4:00 pm-10:00 am

1 stop23h 00m

Melbourne

Sun 3/1

1:00 pm-2:49 pm

1 stop20h 49m

$1,000

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Mon 2/9

4:00 pm-9:30 am

2 stops22h 30m

Melbourne

Wed 3/11

10:30 am-7:48 pm

1 stop27h 18m

$1,000

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Sat 2/21

5:55 pm-10:00 am

1 stop21h 05m

Melbourne

Sat 2/28

11:30 am-5:29 pm

1 stop24h 59m

$1,000

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Sat 4/4

4:21 pm-8:15 am

1 stop22h 54m

Melbourne

Sat 4/18

10:55 am-3:39 pm

1 stop21h 44m

$1,000

San DiegoMelbourne

SAN - MEL

SANMEL

San Diego

Tue 3/3

4:00 pm-10:00 am

1 stop23h 00m

Melbourne

Tue 3/10

11:30 am-7:48 pm

1 stop26h 18m

$1,000

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 56 results
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Best time to book a flight from San Diego to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from San Diego 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 San Diego to Australia

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

Currently, September is the cheapest month in which you can book a flight from San Diego to Australia (average of $507). Flying from San Diego to Australia in January is currently the most expensive (average of $948). 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.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated January 26, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Air New Zealand, and Delta from San Diego to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from San Diego to Australia. 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 from for flights from San Diego to Australia?

    If you book a flight to Australia from San Diego, you will be flying from San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego.

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

    Airlines like Air Canada, American Airlines, and United Airlines fly from San Diego to Australia in about 26h 14m. The time it takes to get you to your destination can typically vary by up to 3h 31m. San Diego and Australia are separated by a distance of 7940 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from San Diego to Australia one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $451. Users have also found prices from $495 and $496 on Delta and United Airlines, respectively.

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

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from San Diego to Australia (average of $507). Flying from San Diego to Australia in January is currently the most expensive (average of $948). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Diego to Australia

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

Top 7 airlines flying from San Diego to Australia

Discover the top 7 airlines that operate flights from San Diego to Australia. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$550Average$1,352FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$771Average$996FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$845Average$940FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$901Average$1,139FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$934Average$1,161FlexibilityNo cancel feeOn-time75%
DeltaCheapest$949Average$1,123FlexibilityNo cancel feeOn-timeN/A
Air New ZealandCheapest$956Average$1,184FlexibilityNo cancel feeOn-time78%

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