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$484+ Cheap flights from San Diego (SAN) to Sydney (SYD)

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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SYD
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Sydney Kingsford Smith are usually found in August or February, booked 71 days in advance, depart on a Monday or Sunday and return on a Wednesday

Cheap flight deals from San Diego to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$932
(Kiwi.com)

One-way from

$484
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$1,264
Provider with most accurate pricing for San Diego-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for San Diego-Sydney Kingsford Smith flights.
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From San Diego to Sydney Kingsford Smith
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One-way flight from San Diego to Sydney Kingsford Smith
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Highest demand for flights based on searches. 13% potential increase in price ($194 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from San Diego to Sydney

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 April 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/206:32 pmSAN - SYD
2 stops51h 08mMultiple Airlines
Mon 6/24:20 pmSYD - SAN
1 stop22h 45mMultiple Airlines
Deal found 4/10$932
This Air Canada deal was found by Cheapflights users on 4/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/512:40 pmSAN - SYD
1 stop25h 40mAir Canada
Mon 10/1310:20 amSYD - SAN
1 stop23h 47mAir Canada
Deal found 4/10$1,057
This Alaska Airlines deal was found by Cheapflights users on 4/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/3010:11 pmSAN - SYD
2 stops28h 34mAlaska Airlines
Sun 8/109:40 pmSYD - SAN
1 stop26h 20mAlaska Airlines
Deal found 4/10$1,147
This Expedia deal was found by Cheapflights users on 4/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/88:35 amSAN - SYD
1 stop18h 10mHawaiian Airlines
Sat 5/249:40 pmSYD - SAN
2 stops26h 59mHawaiian Airlines
Deal found 4/10$1,187
This American Airlines deal was found by Cheapflights users on 4/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/112:57 pmSAN - SYD
2 stops25h 08mAmerican Airlines
Tue 6/179:10 amSYD - SAN
2 stops23h 14mAmerican Airlines
Deal found 4/9$1,242
This United Airlines deal was found by Cheapflights users on 4/10. 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 6/99:42 amSAN - SYD
1 stop28h 13mUnited Airlines
Mon 6/1610:20 amSYD - SAN
1 stop25h 05mUnited Airlines
Deal found 4/10$1,252
This Delta deal was found by Cheapflights users on 4/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1810:00 amSAN - SYD
1 stop27h 35mDelta
Mon 6/309:25 amSYD - SAN
1 stop23h 54mDelta
Deal found 4/10$1,260
This Fareboom deal was found by Cheapflights users on 4/10. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2310:43 amSAN - SYD
2 stops29h 02mAir New Zealand
Wed 7/211:50 amSYD - SAN
2 stops23h 30mAir New Zealand
Deal found 4/10$1,298
This oojo deal was found by Cheapflights users on 4/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/77:45 pmSAN - SYD
2 stops31h 25mCathay Pacific
Mon 5/122:05 pmSYD - SAN
2 stops35h 10mCathay Pacific
Deal found 4/11$1,314
This Fiji Airways deal was found by Cheapflights users on 4/10. 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 Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/196:16 pmSAN - SYD
3 stops48h 29mFiji Airways
Tue 6/31:15 pmSYD - SAN
2 stops23h 19mFiji Airways
Deal found 4/10$1,781

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Sydney 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 April 11, 2025.
Use the filters below to find and compare flights from San Diego to Sydney that are best for you.

Fly from

San Diego

Fly to

Sydney

Route

Depart

Return

Price

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 5/20

6:32 pm-2:40 pm

2 stops51h 08m

Sydney Kingsford Smith

Mon 6/2

4:20 pm-10:05 pm

1 stop22h 45m

$932

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 10/5

12:40 pm-8:20 am

1 stop25h 40m

Sydney Kingsford Smith

Mon 10/13

10:20 am-4:07 pm

1 stop23h 47m

$1,057

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 7/30

10:11 pm-7:45 pm

2 stops28h 34m

Sydney Kingsford Smith

Sun 8/10

9:40 pm-7:00 am

1 stop26h 20m

$1,147

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Thu 5/8

8:35 am-7:45 pm

1 stop18h 10m

Sydney Kingsford Smith

Sat 5/24

9:40 pm-7:39 am

2 stops26h 59m

$1,187

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 6/1

12:57 pm-7:05 am

2 stops25h 08m

Sydney Kingsford Smith

Tue 6/17

9:10 am-3:24 pm

2 stops23h 14m

$1,242

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 6/9

9:42 am-6:55 am

1 stop28h 13m

Sydney Kingsford Smith

Mon 6/16

10:20 am-6:25 pm

1 stop25h 05m

$1,252

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 6/18

10:00 am-6:35 am

1 stop27h 35m

Sydney Kingsford Smith

Mon 6/30

9:25 am-4:19 pm

1 stop23h 54m

$1,260

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 6/23

10:43 am-8:45 am

2 stops29h 02m

Sydney Kingsford Smith

Wed 7/2

11:50 am-6:20 pm

2 stops23h 30m

$1,298

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 5/7

7:45 pm-8:10 pm

2 stops31h 25m

Sydney Kingsford Smith

Mon 5/12

2:05 pm-8:15 am

2 stops35h 10m

$1,314

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Mon 5/19

6:16 pm-11:45 am

3 stops48h 29m

Sydney Kingsford Smith

Tue 6/3

1:15 pm-7:34 pm

2 stops23h 19m

$1,781

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 16 results
1
2

Compare providers for flights from San Diego to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Sydney in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 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 Sydney

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Sydney. Price data was last updated on April 4, 2025.

The best time to book flights from San Diego to Sydney is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from San Diego to Sydney (average of $1,046). Flying from San Diego to Sydney in December is currently the most expensive (average of $1,643). 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 SAN to SYD?

Find hourly flight availability from San Diego to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

When flying from San Diego to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 13% versus a flight in the afternoon.

What is the cheapest day to fly from San Diego to Sydney?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Sydney. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Diego to Sydney flight should consider departing on Friday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

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 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated April 11, 2025.
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,851 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Fiji Airways
8.0
Very good
180 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,911 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Air New Zealand
8.0
Very good
463 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,365 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

  • What are the cheapest airlines flying from San Diego to Sydney round-trip?

    Currently priced at $1,057, Air Canada will fly you from San Diego to Sydney and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and Hawaiian Airlines - these airlines can fly you to your destination from $1,147 and $1,187, respectively. These flights start at 12% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Hawaiian Airlines. According to our data, you can fly for as low as $717. Users have also found prices from $793 and $869 on Alaska Airlines and Air Canada, respectively.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from San Diego to Sydney (average of $1,046). Flying from San Diego to Sydney in December is currently the most expensive (average of $1,643). 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
Wollongong
Parramatta
Coogee
Manly

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Top 5 airlines flying from San Diego to Sydney

Discover the top 5 airlines that operate flights from San Diego to Sydney. 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$898Average$1,234FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$901Average$1,206FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$911Average$1,533FlexibilityNo cancel feeOn-time78%
Air CanadaCheapest$913Average$1,045FlexibilityNo cancel feeOn-time67%
DeltaCheapest$966Average$1,281FlexibilityNo cancel feeOn-timeN/A

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