$702+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAN
Sep 24 — Oct 11
Round-trip
1 adult, Economy
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Find cheap flights from Sydney to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Sydney to San Diego
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sydney to San DiegoExplore 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 August 25, 2026.
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 August 25, 2026.
This Aunt Betty deal was found by Cheapflights users on 8/24. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:45 pm -
1 stop27h 07m
Wed 9/912:30 pm -
1 stop37h 20m
Deal found 8/24![Multiple Airlines logo]()
$971
This SmartFares deal was found by Cheapflights users on 8/24. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:45 pm -
1 stop27h 50m
Sun 10/2511:05 am -
1 stop38h 40m
Deal found 8/24![Multiple Airlines logo]()
$975
This American Airlines deal was found by Cheapflights users on 8/22. 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 8/269:10 am -
2 stops40h 40m
Sun 8/309:40 am -
2 stops27h 45m
Deal found 8/22![American Airlines logo]()
$1,006
This Ovago deal was found by Cheapflights users on 8/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1611:20 am -
1 stop20h 44m
Mon 11/307:05 am -
1 stop31h 30m
Deal found 8/20![Air New Zealand logo]()
$1,056
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 11/2711:20 am -
2 stops23h 20m
Wed 12/21:05 pm -
2 stops24h 55m
Deal found 8/21![American Airlines logo]()
$1,106
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 10/1610:10 am -
2 stops23h 26m
Sun 11/19:26 am -
2 stops28h 34m
Deal found 8/21![American Airlines logo]()
$1,108
Best flights from Sydney to San DiegoDiscover carefully curated flight deals from Sydney to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Sydney to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:45 pm -
1 stop17h 14m
Wed 9/97:59 pm -
2 stops29h 51m
Deal found 8/24![Multiple Airlines logo]()
$1,050
This Ovago deal was found by Cheapflights users on 8/22. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1611:20 am -
2 stops23h 19m
Mon 11/301:05 pm -
2 stops24h 55m
Deal found 8/22![Qantas Airways logo]()
$1,139
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Tue 10/611:20 am -
1 stop18h 58m
Tue 10/139:45 am -
2 stops28h 15m
Deal found 8/22![United Airlines logo]()
$1,249
This Virgin Australia deal was found by Cheapflights users on 8/24. 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 Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:20 am -
1 stop22h 34m
Thu 10/152:24 pm -
1 stop23h 36m
Deal found 8/24![Virgin Australia logo]()
$1,461
This Alaska Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 9/48:45 pm -
1 stop17h 14m
Sat 9/266:34 pm -
2 stops55h 16m
Deal found 8/21![Multiple Airlines logo]()
$1,235
This United Airlines deal was found by Cheapflights users on 8/21. 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 10/510:30 am -
1 stop19h 05m
Mon 10/125:00 pm -
2 stops20h 55m
Deal found 8/21![United Airlines logo]()
$1,349
This Qantas Airways deal was found by Cheapflights users on 8/24. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/810:10 am -
2 stops23h 22m
Thu 10/151:08 pm -
2 stops24h 57m
Deal found 8/24![Multiple Airlines logo]()
$1,292
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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.
Fri 11/139:40 pm -
2 stops28h 23m
Fri 11/279:19 pm -
2 stops27h 26m
Deal found 8/20![Multiple Airlines logo]()
$1,323
Last-minute flights from Sydney to San DiegoDiscover last-minute flight deals from Sydney to San Diego. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Sydney to San Diego. Data last updated August 25, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/22. 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 8/269:10 am -
2 stops40h 40m
Sun 8/309:40 am -
2 stops27h 45m
Deal found 8/22![American Airlines logo]()
$1,006
This Aunt Betty deal was found by Cheapflights users on 8/24. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:45 pm -
1 stop27h 07m
Wed 9/912:30 pm -
1 stop37h 20m
Deal found 8/24![Multiple Airlines logo]()
$971
This United Airlines deal was found by Cheapflights users on 8/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:30 am -
2 stops19h 43m
Wed 9/93:56 pm -
2 stops22h 04m
Deal found 8/24![United Airlines logo]()
$1,129
This Alaska Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 9/48:45 pm -
1 stop17h 14m
Sat 9/266:34 pm -
2 stops55h 16m
Deal found 8/21![Multiple Airlines logo]()
$1,235
This American Airlines deal was found by Cheapflights users on 8/22. 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 9/199:10 am -
2 stops23h 12m
Sat 9/2612:54 pm -
2 stops25h 11m
Deal found 8/22![American Airlines logo]()
$1,208
This American Airlines deal was found by Cheapflights users on 8/22. 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 9/209:10 am -
2 stops23h 12m
Sun 9/274:14 pm -
2 stops21h 51m
Deal found 8/22![American Airlines logo]()
$1,160
This TravelUp deal was found by Cheapflights users on 8/23. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:20 am -
2 stops24h 06m
Wed 9/302:24 pm -
1 stop23h 36m
Deal found 8/23![Lufthansa logo]()
$1,266
One-way flights from Sydney to San DiegoSearch for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This KAYAK deal was found by Cheapflights users on 8/21. 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 9/289:20 am -
1 stop19h 27m
Deal found 8/21![Air New Zealand logo]()
$702
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Mon 9/289:10 am -
2 stops26h 06m
Deal found 8/21![American Airlines logo]()
$726
This SmartFares deal was found by Cheapflights users on 8/22. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:45 pm -
1 stop27h 07m
Deal found 8/22![Multiple Airlines logo]()
$745
This United Airlines deal was found by Cheapflights users on 8/20. 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 10/2510:30 am -
2 stops24h 45m
Deal found 8/20![United Airlines logo]()
$786
This Air Canada deal was found by Cheapflights users on 8/24. 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.
Wed 9/96:00 am -
2 stops22h 47m
Deal found 8/24![Multiple Airlines logo]()
$793
This Justfly.com deal was found by Cheapflights users on 8/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:20 am -
1 stop23h 52m
Deal found 8/24![Air Canada logo]()
$882
This EVA Air deal was found by Cheapflights users on 8/24. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:30 pm -
3 stops34h 46m
Deal found 8/24![Multiple Airlines logo]()
$1,037
Find 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 August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $971 (Aunt Betty) |
One-way from | $702 (KAYAK) |
Popular in | December |
Cheapest in | September |
Average price | $994 |
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 7,457,451 searches. Data last updated August 25, 2026.
Use the filters below to find and compare flights from Sydney to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Thu 8/27
8:45 pm-8:59 pm
1 stop17h 14m
San Diego
Wed 9/9
7:59 pm-6:50 pm
2 stops29h 51m
$1,050
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Mon 11/16
11:20 am-3:39 pm
2 stops23h 19m
San Diego
Mon 11/30
1:05 pm-9:00 am
2 stops24h 55m
$1,139
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 9/4
8:45 pm-8:59 pm
1 stop17h 14m
San Diego
Sat 9/26
6:34 pm-6:50 pm
2 stops55h 16m
$1,235
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Tue 10/6
11:20 am-12:18 pm
1 stop18h 58m
San Diego
Tue 10/13
9:45 am-8:00 am
2 stops28h 15m
$1,249
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Thu 10/8
10:10 am-3:32 pm
2 stops23h 22m
San Diego
Thu 10/15
1:08 pm-8:05 am
2 stops24h 57m
$1,292
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 11/13
9:40 pm-7:03 am
2 stops28h 23m
San Diego
Fri 11/27
9:19 pm-7:45 pm
2 stops27h 26m
$1,323
Quickest round-trip
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Mon 10/5
10:30 am-11:35 am
1 stop19h 05m
San Diego
Mon 10/12
5:00 pm-7:55 am
2 stops20h 55m
$1,349
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Thu 10/8
11:20 am-3:54 pm
1 stop22h 34m
San Diego
Thu 10/15
2:24 pm-8:00 am
1 stop23h 36m
$1,461
Cheapest one-way
Quickest one-way
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Mon 9/28
9:20 am-11:47 am
1 stop19h 27m
$702
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Sun 10/25
10:20 am-5:59 pm
1 stop25h 39m
$745
Showing 1-10 of 15 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
SYD-SAN
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?
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 61 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, September is the cheapest month in which you can book a flight from Sydney to San Diego (average of $842). Flying from Sydney to San Diego in December is currently the most expensive (average of $1,289). 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.
How much does it cost to fly round-trip from Sydney to San Diego?
Airfare is typical for this route at the moment.
Sydney to San Diego flights typically cost between $834 and $1,212 in August.The cheapest round-trip price found within the last 5 days was $971 on Multiple Airlines (Aug 27-Sep 9).
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 25, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Sydney to San Diego 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.
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
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.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Coronado
Poway
San Ysidro
La Mesa
Santee
Julian
Lemon Grove
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Sydney and San Diego flights
Browse other Sydney and San Diego flight options. Last updated on August 25, 2026.
Other flights from Sydney
Browse through other flights departing from Sydney. Flights are based on user searches made on Cheapflights and were last updated on August 25, 2026.
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Check out other popular destinations found by fellow travelers in 2026
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Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 25, 2026.
Top 2 airlines flying from Sydney to San Diego
Discover the top 2 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 7,457,451 searches. Data last updated August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$834 | Average$1,124 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$834 | Average$1,258 | FlexibilityNo cancel fee | On-time69% |