Find flights
When to book
Airlines
FAQs

Cheap flights from Sydney to San Diego from $1,020

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAN
20 Apr — 27 Apr1
1 adult

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 Monday 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 15 April 2025.

Round-trip from

$1,433

One-way from

$1,020

Popular in

December

Cheapest in

August

Average price

$1,968
29/5-5/6
  • 29/5-5/6
  • 4 total stops
  • 66h 05m total
  • Sydney to San Diego
Search Deals
8/6
  • 8/6
  • 3 total stops
  • 34h 58m total
  • Sydney to San Diego
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($529 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($93 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 15 April 2025.

Sun 10/811:50SYD - SAN
2 stops25h 01mAir New Zealand
Sun 31/819:10SAN - SYD
2 stops22h 25mAir New Zealand
Deal found 13/4$1,385
Thu 29/516:20SYD - SAN
2 stops34h 28mMultiple Airlines
Thu 5/614:03SAN - SYD
2 stops31h 37mMultiple Airlines
Deal found 14/4$1,433
Mon 11/809:20SYD - SAN
1 stop29h 33mAir Canada
Tue 2/912:40SAN - SYD
2 stops29h 00mAir Canada
Deal found 13/4$1,775
Sun 10/821:40SYD - SAN
1 stop26h 20mHawaiian Airlines
Sun 31/812:30SAN - SYD
1 stop38h 15mHawaiian Airlines
Deal found 13/4$1,936
Mon 23/609:30SYD - SAN
1 stop17h 54mUnited Airlines
Tue 29/716:00SAN - SYD
1 stop21h 55mUnited Airlines
Deal found 14/4$1,938
Wed 13/809:25SYD - SAN
2 stops23h 41mDelta
Tue 2/917:10SAN - SYD
2 stops20h 25mDelta
Deal found 13/4$1,954
Fri 8/809:10SYD - SAN
2 stops29h 23mAmerican Airlines
Wed 3/917:01SAN - SYD
2 stops21h 04mAmerican Airlines
Deal found 13/4$2,141
Mon 2/611:50SYD - SAN
3 stops39h 03mLATAM Airlines
Sun 15/619:35SAN - SYD
2 stops52h 40mLATAM Airlines
Deal found 14/4$4,497

Cheapflights Fare Finder

Customise 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 647,157 searches. Data last updated 15 April 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

Sun 10/8

11:50-19:51

2 stops25h 01m

San Diego

Sun 31/8

19:10-10:35

2 stops22h 25m

$1,385

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 29/5

16:20-09:48

2 stops34h 28m

San Diego

Thu 5/6

14:03-14:40

2 stops31h 37m

$1,433

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Mon 11/8

09:20-21:53

1 stop29h 33m

San Diego

Tue 2/9

12:40-10:40

2 stops29h 00m

$1,775

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Sun 10/8

21:40-07:00

1 stop26h 20m

San Diego

Sun 31/8

12:30-19:45

1 stop38h 15m

$1,936

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Mon 23/6

09:30-12:28

2 stops19h 58m

San Diego

Tue 29/7

10:54-06:55

2 stops27h 01m

$1,938

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 13/8

09:25-16:06

2 stops23h 41m

San Diego

Wed 3/9

17:10-06:35

2 stops20h 25m

$1,954

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Fri 8/8

09:10-21:33

2 stops29h 23m

San Diego

Wed 3/9

17:01-07:05

2 stops21h 04m

$2,141

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Mon 2/6

11:50-09:53

3 stops39h 03m

San Diego

Sun 15/6

19:35-17:15

2 stops52h 40m

$4,497

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Sun 8/6

13:15-07:13

3 stops34h 58m

$1,020

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 1/10

09:20-11:52

1 stop19h 32m

$1,161

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 13 results
1
2

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 return 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 return flight from Sydney to San Diego. Price data was last updated on 11 April 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, March is the cheapest month in which you can book a flight from Sydney to San Diego (average of $924). Flying from Sydney to San Diego in December is currently the most expensive (average of $1,627). 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 15 April 2025.

It’s typically best to fly out from Sydney to San Diego in the evening. Doing so could potentially save you 36% on the flight price compared to flying at midday, which is usually more expensive.

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

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

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

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 - 58.0 inches per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

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 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

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 15 April 2025.
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

Boarding

8.4

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Japan Airlines
8.3
Very Good
1,440 reviews
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

Boarding

8.4

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Delta
8.0
Very Good
7,917 reviews
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

Boarding

8.4

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Air New Zealand
8.0
Very Good
464 reviews
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

Boarding

8.4

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Hawaiian Airlines
7.9
Good
2,374 reviews
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

Boarding

8.4

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
LATAM Airlines
7.5
Good
1,758 reviews
Japan Airlines
8.3
Very Good
1,440 reviews
Check prices

Comfort

8.2

Entertainment

7.8

Food

7.7

Crew

8.7

Boarding

8.4

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

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?

    United Airlines, at $1,938, was found to be the cheapest airline from Sydney to San Diego.Alternate airlines to your destination round-trip include Hawaiian Airlines and Air New Zealand.

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

    To fly one-way, consider booking your trip with Japan Airlines, which is currently one of the cheapest options available, starting at $1,197. United Airlines flights start at $1,324 while deals on Hawaiian Airlines start at $1,449 one-way.

  • 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 holiday 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, March is the cheapest month in which you can book a flight from Sydney to San Diego (average of $924). Flying from Sydney to San Diego in December is currently the most expensive (average of $1,627). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 6 airlines flying from Sydney to San Diego

Discover the top 6 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 647,157 searches. Data last updated 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$1,289Average$1,688FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,313Average$1,638FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,467Average$1,842FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Hawaiian AirlinesCheapest$1,469Average$1,709FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
United AirlinesCheapest$1,544Average$1,867FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,698Average$2,485FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to San Diego?

When you search for this flight from Sydney to San Diego, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Sydney to San Diego?

Cheapflights helps you find that perfect flight to San Diego from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sydney to San Diego with no change fees?

Need flexible booking options for your flight to San Diego from Sydney? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Sydney to San Diego become cheaper?

Yes! Start tracking prices for Sydney to San Diego flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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.
Site
©2025 Cheapflights