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$499+ Cheap flights from Sydney (SYD) 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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAN
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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1. Tell us where you want to go
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Cheapflights Tip: The best prices from Sydney Kingsford Smith to San Diego are usually found in August or March, booked 20 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Sydney to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to San Diego (SAN). 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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$877
(Kiwi.com)

One-way from

$499
(Mytrip)

Popular in

December

Cheapest in

August

Average price

$1,073
Provider with most accurate pricing for Sydney Kingsford Smith-San Diego flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-San Diego flights.
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From Sydney Kingsford Smith to San Diego
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One-way flight from Sydney Kingsford Smith to San Diego
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Highest demand for flights based on searches. 15% potential increase in price ($224 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 March 2025
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Find flight deals from Sydney to San Diego

Cheapest flights from Sydney to San Diego
Explore the most affordable flight options available from Sydney to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/84:20 pmSYD - SAN
1 stop22h 40mMultiple Airlines
Tue 5/137:45 pmSAN - SYD
2 stops49h 55mMultiple Airlines
Deal found 3/25$877
This Jettzy deal was found by Cheapflights users on 3/25. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/29:20 amSYD - SAN
1 stop19h 40mAir Canada
Sun 6/156:15 amSAN - SYD
1 stop32h 05mAir Canada
Deal found 3/25$880
This American Airlines deal was found by Cheapflights users on 3/25. 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.
Tue 4/299:10 amSYD - SAN
2 stops26h 18mAmerican Airlines
Wed 5/712:57 pmSAN - SYD
2 stops25h 08mAmerican Airlines
Deal found 3/25$915
This United deal was found by Cheapflights users on 3/25. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2910:20 amSYD - SAN
1 stop21h 34mUnited Airlines
Wed 5/77:25 pmSAN - SYD
1 stop18h 35mUnited Airlines
Deal found 3/25$930
This Flighttix deal was found by Cheapflights users on 3/25. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/249:10 amSYD - SAN
2 stops23h 28mBritish Airways
Thu 5/14:48 pmSAN - SYD
1 stop21h 07mBritish Airways
Deal found 3/25$970
This Jetabroad deal was found by Cheapflights users on 3/25. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/49:40 pmSYD - SAN
2 stops26h 50mHawaiian Airlines
Wed 4/99:40 amSAN - SYD
2 stops41h 05mHawaiian Airlines
Deal found 3/25$1,509

Cheapflights Fare Finder

Customize your flight search to find flights from Sydney 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 March 26, 2025.
Use the filters below to find and compare flights from Sydney to San Diego that are best for you.

Fly from

Sydney

Fly to

San Diego

Route

Depart

Return

Price

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 5/8

4:20 pm-10:00 pm

1 stop22h 40m

San Diego

Tue 5/13

7:45 pm-2:40 pm

2 stops49h 55m

$877

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Mon 6/2

9:20 am-12:00 pm

1 stop19h 40m

San Diego

Sun 6/15

6:15 am-7:20 am

1 stop32h 05m

$880

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Tue 4/29

9:10 am-6:28 pm

2 stops26h 18m

San Diego

Wed 5/7

12:57 pm-7:05 am

2 stops25h 08m

$915

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Tue 4/29

10:20 am-2:54 pm

1 stop21h 34m

San Diego

Wed 5/7

7:25 pm-7:00 am

1 stop18h 35m

$930

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 4/24

9:10 am-3:38 pm

2 stops23h 28m

San Diego

Thu 5/1

4:48 pm-6:55 am

1 stop21h 07m

$970

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Sun 5/25

6:00 am-11:53 pm

3 stops34h 53m

$499

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Sun 5/25

10:20 am-10:27 am

1 stop17h 07m

$837

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Compare providers for flights from Sydney to San Diego

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 Sydney to San Diego in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*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 Sydney-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sydney-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-San Diego 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 Sydney-San Diego 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 Sydney to San Diego

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

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

Use this chart to determine the optimal time to book a round-trip flight from Sydney to San Diego. Price data was last updated on March 21, 2025.

The price you pay for your flight from Sydney to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Sydney to San Diego (average of $286). Flying from Sydney 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 SYD to SAN?

Find hourly flight availability from Sydney 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 March 26, 2025.

One of the essential ways to save on airfare from Sydney to San Diego is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 27% on airfare.

Rainfall in San Diego by month

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

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

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

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August 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 January, when temperatures are typically at their lowest (around 57.2 F).

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 March 26, 2025.
United Airlines
7.4
Good
8,608 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
United Airlines
7.4
Good
8,608 reviews
United Airlines
7.4
Good
8,608 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,608 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
Air Canada
7.0
Good
8,960 reviews
United Airlines
7.4
Good
8,608 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
British Airways
6.6
Okay
6,712 reviews
United Airlines
7.4
Good
8,608 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

Related info for your journey

Find useful and relevant information for your journey from Sydney 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 are the cheapest airlines flying from Sydney to San Diego round-trip?

    Air Canada, at $880, was found to be the cheapest airline from Sydney to San Diego.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Air Canada is currently priced 27% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Sydney to San Diego (average of $286). Flying from Sydney 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 Sydney?

Book flights to Sydney if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado
Borrego Springs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Sydney to San Diego

Discover the top 3 airlines that operate flights from Sydney 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$795Average$1,115FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$896Average$1,035FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$969Average$1,229FlexibilityNo cancel feeOn-time69%
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