$615+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAN
Sep 17 — Sep 241
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 18, 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 18, 2026.
This American Airlines deal was found by Cheapflights users on 8/17. 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 11/2311:20 am -
2 stops40h 13m
Tue 11/2412:28 pm -
2 stops28h 17m
Deal found 8/17![American Airlines logo]()
$828
This lol.travel deal was found by Cheapflights users on 8/17. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:20 am -
1 stop20h 45m
Tue 11/247:05 am -
1 stop31h 30m
Deal found 8/17![Air Canada logo]()
$956
This Trip.com deal was found by Cheapflights users on 8/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1611:20 am -
1 stop25h 39m
Mon 11/302:00 pm -
1 stop24h 35m
Deal found 8/18![Air Canada logo]()
$982
This lol.travel deal was found by Cheapflights users on 8/17. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:20 am -
1 stop20h 45m
Sat 11/212:00 pm -
1 stop24h 35m
Deal found 8/17![Air Canada logo]()
$996
This Air Canada deal was found by Cheapflights users on 8/17. 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.
Tue 11/1711:20 am -
1 stop20h 45m
Tue 11/242:00 pm -
1 stop24h 35m
Deal found 8/17![Air Canada logo]()
$1,003
This Ovago deal was found by Cheapflights users on 8/18. 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 8/18![Air New Zealand logo]()
$1,038
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 18, 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 18, 2026.
This Air Canada deal was found by Cheapflights users on 8/17. 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.
Tue 11/179:00 am -
2 stops27h 59m
Tue 11/247:05 am -
2 stops38h 35m
Deal found 8/17![Air Canada logo]()
$1,041
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Fri 8/289:30 am -
2 stops21h 14m
Tue 9/222:24 pm -
2 stops23h 31m
Deal found 8/18![United Airlines logo]()
$1,170
This Virgin Australia deal was found by Cheapflights users on 8/18. 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.
Mon 11/1611:50 am -
1 stop17h 22m
Mon 11/301:31 pm -
1 stop24h 49m
Deal found 8/18![Virgin Australia logo]()
$1,454
This Qantas Airways deal was found by Cheapflights users on 8/14. 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.
Fri 11/139:55 am -
3 stops25h 27m
Fri 11/271:05 pm -
2 stops24h 55m
Deal found 8/14![Multiple Airlines logo]()
$1,487
This Delta deal was found by Cheapflights users on 8/16. 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.
Fri 9/259:15 am -
2 stops31h 37m
Fri 10/97:59 pm -
1 stop17h 51m
Deal found 8/16![Delta logo]()
$1,642
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/2810:20 am -
2 stops21h 30m
Mon 10/511:19 am -
2 stops26h 41m
Deal found 8/14![United Airlines logo]()
$1,232
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Wed 12/911:20 am -
2 stops28h 25m
Tue 1/52:30 pm -
2 stops23h 50m
Deal found 8/16![United Airlines logo]()
$1,237
This United Airlines deal was found by Cheapflights users on 8/16. 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 12/811:50 am -
1 stop19h 23m
Thu 1/75:00 pm -
1 stop21h 05m
Deal found 8/16![United Airlines logo]()
$1,287
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Fri 12/1111:20 am -
2 stops21h 24m
Fri 1/12:45 pm -
2 stops20h 35m
Deal found 8/15![United Airlines logo]()
$1,611
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/2610:20 am -
1 stop18h 58m
Sat 10/31:24 pm -
2 stops24h 36m
Deal found 8/16![United Airlines logo]()
$1,643
Last-minute flights from Sydney to San DiegoDiscover last-minute flight deals from Sydney to San Diego. Data last updated August 18, 2026 and is based on user searches.
Discover last-minute flight deals from Sydney to San Diego. Data last updated August 18, 2026 and is based on user searches.
This Jettzy deal was found by Cheapflights users on 8/14. 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.
Wed 8/269:20 am -
1 stop28h 38m
Sun 8/305:00 pm -
1 stop21h 20m
Deal found 8/14![Air Canada logo]()
$1,299
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Fri 8/289:30 am -
2 stops23h 24m
Tue 9/225:00 pm -
1 stop21h 00m
Deal found 8/18![United Airlines logo]()
$1,170
This lol.travel deal was found by Cheapflights users on 8/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:20 am -
1 stop19h 27m
Sat 9/194:55 pm -
1 stop21h 25m
Deal found 8/14![Air Canada logo]()
$1,329
This lol.travel deal was found by Cheapflights users on 8/15. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:20 am -
1 stop19h 27m
Sun 9/204:55 pm -
2 stops25h 45m
Deal found 8/15![Air Canada logo]()
$1,238
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/2810:20 am -
1 stop20h 24m
Mon 10/59:45 am -
2 stops28h 15m
Deal found 8/14![United Airlines logo]()
$1,232
This TravelUp deal was found by Cheapflights users on 8/16. 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 9/309:30 am -
1 stop24h 56m
Wed 10/71:24 pm -
2 stops24h 36m
Deal found 8/16![Lufthansa logo]()
$1,251
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 18, 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 18, 2026.
This American Airlines deal was found by Cheapflights users on 8/14. 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 8/249:10 am -
2 stops26h 08m
Deal found 8/14![American Airlines logo]()
$615
This Travelocity deal was found by Cheapflights users on 8/14. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/211:20 am -
1 stop25h 39m
Deal found 8/14![Air Canada logo]()
$624
This Booking.com deal was found by Cheapflights users on 8/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:20 am -
1 stop25h 39m
Deal found 8/17![Air Canada logo]()
$629
This lol.travel deal was found by Cheapflights users on 8/17. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:20 am -
1 stop25h 39m
Deal found 8/17![Air Canada logo]()
$635
This Air Canada deal was found by Cheapflights users on 8/17. 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.
Tue 11/1711:20 am -
1 stop25h 39m
Deal found 8/17![Air Canada logo]()
$646
This United Airlines deal was found by Cheapflights users on 8/14. 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 8/249:30 am -
3 stops31h 59m
Deal found 8/14![United Airlines logo]()
$651
This Booking.com deal was found by Cheapflights users on 8/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2211:20 am -
1 stop25h 39m
Deal found 8/17![Air Canada logo]()
$675
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 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $828 (American Airlines) |
One-way from | $615 (American Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $953 |
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 August 18, 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
Tue 11/17
9:00 am-5:59 pm
2 stops27h 59m
San Diego
Tue 11/24
7:05 am-4:40 pm
2 stops38h 35m
$1,041
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 8/28
9:30 am-1:44 pm
2 stops21h 14m
San Diego
Tue 9/22
2:24 pm-6:55 am
2 stops23h 31m
$1,170
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Mon 9/28
10:20 am-2:50 pm
2 stops21h 30m
San Diego
Mon 10/5
11:19 am-8:00 am
2 stops26h 41m
$1,232
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Wed 12/9
11:20 am-8:45 pm
2 stops28h 25m
San Diego
Tue 1/5
2:30 pm-9:20 am
2 stops23h 50m
$1,237
Quickest round-trip
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Tue 12/8
11:50 am-12:13 pm
1 stop19h 23m
San Diego
Thu 1/7
5:00 pm-9:05 am
1 stop21h 05m
$1,287
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Mon 11/16
11:50 am-10:12 am
1 stop17h 22m
San Diego
Mon 11/30
1:31 pm-9:20 am
1 stop24h 49m
$1,454
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 11/13
9:55 am-4:22 pm
3 stops25h 27m
San Diego
Fri 11/27
1:05 pm-9:00 am
2 stops24h 55m
$1,487
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 12/11
11:20 am-1:44 pm
2 stops21h 24m
San Diego
Fri 1/1
2:45 pm-6:20 am
2 stops20h 35m
$1,611
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 9/25
9:15 am-11:52 pm
2 stops31h 37m
San Diego
Fri 10/9
7:59 pm-7:50 am
1 stop17h 51m
$1,642
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Sat 9/26
10:20 am-12:18 pm
1 stop18h 58m
San Diego
Sat 10/3
1:24 pm-8:00 am
2 stops24h 36m
$1,643
Showing 1-10 of 17 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 $1,291). 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 below average for this route at the moment.
Sydney to San Diego flights typically cost between $838 and $1,129 in November.The cheapest round-trip price found within the last 5 days was $828 on American Airlines (Nov 23-Nov 24).
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 18, 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
Food
7.2
Comfort
7.8
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Food
7.2
Comfort
7.8
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Food
7.2
Comfort
7.8
Crew
8.5
Entertainment
7.8
Overall
7.8
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
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Sydney
Popular flights
San Diego flight routes
Alternative routes for Sydney to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Diego by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Sydney to San Diego by cabin class
Find flights from Sydney to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sydney and San Diego flights
Browse other Sydney and San Diego flight options. Last updated on August 18, 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 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 18, 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 2,558,603 searches. Data last updated August 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$834 | Average$1,124 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$834 | Average$1,241 | FlexibilityNo cancel fee | On-time69% |