$587+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAN
May 31 — Jun 71
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
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Best
Last-minute
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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 May 1, 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 May 1, 2026.
This lol.travel deal was found by Cheapflights users on 4/27. 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 5/219:20 am
SYD
- SAN
1 stop28h 35m
Air Canada
Wed 6/34:55 pm
SAN
- SYD
1 stop21h 25m
Air Canada
Deal found 4/27![Air Canada logo]()
$986
This lol.travel deal was found by Cheapflights users on 4/27. 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 5/219:20 am
SYD
- SAN
1 stop28h 35m
Multiple Airlines
Wed 6/34:55 pm
SAN
- SYD
2 stops25h 45m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$1,002
This Air Canada deal was found by Cheapflights users on 4/27. 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.
Thu 5/217:30 am
SYD
- SAN
2 stops30h 25m
Air Canada
Mon 5/258:10 am
SAN
- SYD
1 stop30h 10m
Air Canada
Deal found 4/27![Air Canada logo]()
$1,036
This BYOjet deal was found by Cheapflights users on 4/30. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:50 pm
SYD
- SAN
2 stops40h 05m
Multiple Airlines
Mon 7/68:15 am
SAN
- SYD
1 stop30h 05m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$1,090
This American Airlines deal was found by Cheapflights users on 5/1. 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 6/89:10 am
SYD
- SAN
2 stops23h 33m
American Airlines
Mon 6/154:23 pm
SAN
- SYD
2 stops21h 42m
American Airlines
Deal found 5/1![American Airlines logo]()
$1,097
This United Airlines deal was found by Cheapflights users on 4/27. 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 6/89:30 am
SYD
- SAN
2 stops23h 37m
United Airlines
Sun 6/214:09 pm
SAN
- SYD
2 stops21h 51m
United Airlines
Deal found 4/27![United Airlines logo]()
$1,117
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 May 1, 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 May 1, 2026.
This United Airlines deal was found by Cheapflights users on 4/27. 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 6/89:30 am
SYD
- SAN
2 stops23h 37m
United Airlines
Sun 6/214:09 pm
SAN
- SYD
2 stops21h 51m
United Airlines
Deal found 4/27![United Airlines logo]()
$1,117
This American Airlines deal was found by Cheapflights users on 4/28. 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 6/79:10 am
SYD
- SAN
2 stops23h 17m
American Airlines
Sun 6/2112:46 pm
SAN
- SYD
2 stops25h 19m
American Airlines
Deal found 4/28![American Airlines logo]()
$1,176
This BYOjet deal was found by Cheapflights users on 4/30. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:20 am
SYD
- SAN
1 stop28h 35m
Air Canada
Sat 6/612:30 pm
SAN
- SYD
1 stop25h 50m
Air Canada
Deal found 4/30![Air Canada logo]()
$1,191
This Gotogate deal was found by Cheapflights users on 4/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:45 pm
SYD
- SAN
2 stops34h 05m
Multiple Airlines
Mon 7/64:55 pm
SAN
- SYD
2 stops26h 45m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$1,206
This Delta deal was found by Cheapflights users on 5/1. 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 6/59:15 am
SYD
- SAN
1 stop25h 48m
Delta
Sun 6/710:50 am
SAN
- SYD
1 stop27h 00m
Delta
Deal found 5/1![Delta logo]()
$1,316
This United Airlines deal was found by Cheapflights users on 4/27. 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 6/79:30 am
SYD
- SAN
2 stops21h 38m
United Airlines
Sun 6/216:27 pm
SAN
- SYD
1 stop19h 28m
United Airlines
Deal found 4/27![United Airlines logo]()
$1,167
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sun 6/148:45 pm
SYD
- SAN
2 stops28h 40m
Multiple Airlines
Sun 6/215:16 pm
SAN
- SYD
1 stop32h 34m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$1,261
This Delta deal was found by Cheapflights users on 5/1. 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 6/59:15 am
SYD
- SAN
1 stop22h 42m
Delta
Mon 6/86:15 am
SAN
- SYD
1 stop31h 35m
Delta
Deal found 5/1![Delta logo]()
$1,316
Last-minute flights from Sydney to San DiegoDiscover last-minute flight deals from Sydney to San Diego. Data last updated May 1, 2026 and is based on user searches.
Discover last-minute flight deals from Sydney to San Diego. Data last updated May 1, 2026 and is based on user searches.
This lol.travel deal was found by Cheapflights users on 4/27. 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 5/219:20 am
SYD
- SAN
1 stop28h 35m
Air Canada
Wed 6/34:55 pm
SAN
- SYD
1 stop21h 25m
Air Canada
Deal found 4/27![Air Canada logo]()
$986
This lol.travel deal was found by Cheapflights users on 4/27. 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 5/219:20 am
SYD
- SAN
1 stop28h 35m
Multiple Airlines
Wed 6/34:55 pm
SAN
- SYD
2 stops25h 45m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$1,002
This Air Canada deal was found by Cheapflights users on 4/27. 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.
Thu 5/217:30 am
SYD
- SAN
2 stops30h 25m
Air Canada
Mon 5/258:10 am
SAN
- SYD
1 stop30h 10m
Air Canada
Deal found 4/27![Air Canada logo]()
$1,036
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 May 1, 2026.
Search for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated May 1, 2026.
This KAYAK deal was found by Cheapflights users on 5/1. 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.
Wed 5/209:10 am
SYD
- SAN
2 stops25h 55m
Qantas Airways
Deal found 5/1![Qantas Airways logo]()
$587
This American Airlines deal was found by Cheapflights users on 5/1. 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 7/279:10 am
SYD
- SAN
2 stops29h 12m
American Airlines
Deal found 5/1![American Airlines logo]()
$588
This Delta deal was found by Cheapflights users on 5/1. 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 5/209:15 am
SYD
- SAN
1 stop18h 04m
Delta
Deal found 5/1![Delta logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Sun 8/22:10 pm
SYD
- SAN
2 stops26h 48m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$592
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Fri 7/318:30 pm
SYD
- SAN
3 stops44h 28m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$684
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Mon 10/52:15 pm
SYD
- SAN
3 stops23h 23m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$705
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 10/62:15 pm
SYD
- SAN
3 stops23h 23m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$706
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Thu 10/81:00 pm
SYD
- SAN
1 stop25h 00m
American Airlines
Deal found 4/30![American Airlines logo]()
$738
This KAYAK deal was found by Cheapflights users on 4/28. 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 10/510:10 am
SYD
- SAN
2 stops25h 37m
Qantas Airways
Deal found 4/28![Qantas Airways logo]()
$739
This Delta deal was found by Cheapflights users on 4/30. 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.
Thu 10/810:15 am
SYD
- SAN
2 stops23h 51m
Delta
Deal found 4/30![Delta logo]()
$740
This SmartFares deal was found by Cheapflights users on 4/28. 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 5/168:45 pm
SYD
- SAN
1 stop17h 10m
Alaska Airlines
Deal found 4/28![Alaska Airlines logo]()
$741
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 May 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $986 (lol.travel) |
One-way from | $587 (KAYAK) |
Popular in | December |
Cheapest in | September |
Average price | $959 |
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 May 1, 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 - SAN
SYDSAN
Sydney Kingsford Smith
Mon 6/8
9:30 am-4:07 pm
2 stops23h 37m
San Diego
Sun 6/21
4:09 pm-7:00 am
2 stops21h 51m
$1,117
Quickest round-trip
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Sun 6/7
9:30 am-2:08 pm
2 stops21h 38m
San Diego
Sun 6/21
6:27 pm-6:55 am
1 stop19h 28m
$1,167
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Sun 6/7
9:10 am-3:27 pm
2 stops23h 17m
San Diego
Sun 6/21
12:46 pm-7:05 am
2 stops25h 19m
$1,176
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Mon 6/1
9:20 am-8:55 pm
1 stop28h 35m
San Diego
Sat 6/6
12:30 pm-7:20 am
1 stop25h 50m
$1,191
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Mon 6/1
6:45 pm-11:50 am
2 stops34h 05m
San Diego
Mon 7/6
4:55 pm-12:40 pm
2 stops26h 45m
$1,206
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Sun 6/14
8:45 pm-8:25 am
2 stops28h 40m
San Diego
Sun 6/21
5:16 pm-6:50 pm
1 stop32h 34m
$1,261
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Fri 6/5
9:15 am-6:03 pm
1 stop25h 48m
San Diego
Sun 6/7
10:50 am-6:50 am
1 stop27h 00m
$1,316
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Fri 6/5
9:15 am-2:57 pm
1 stop22h 42m
San Diego
Mon 6/8
6:15 am-6:50 am
1 stop31h 35m
$1,316
Cheapest one-way
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Tue 7/28
9:10 am-5:54 pm
2 stops25h 44m
$587
Quickest one-way
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Wed 7/29
9:15 am-9:52 am
1 stop17h 37m
$589
Showing 1-10 of 18 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 May.
| 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 39 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 $840). Flying from Sydney to San Diego in December is currently the most expensive (average of $1,318). 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?
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 May 1, 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.
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Boarding
8.1
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
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove
Browse thousands of different options on Cheapflights for your next trip
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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 May 1, 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 May 1, 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 May 1, 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 May 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$834 | Average$1,081 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$834 | Average$1,080 | FlexibilityNo cancel fee | On-time69% |