$489+ Cheap flights from Sydney (SYD) to San Diego (SAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAN
Nov 29 — Dec 61
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 October 30, 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 October 30, 2026.
This Flighttix deal was found by Cheapflights users on 10/29. 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.
Mon 11/211:10 am -
2 stops25h 45m
Sun 11/151:05 pm -
2 stops24h 55m
Deal found 10/29![British Airways logo]()
$927
This Kissandfly.com deal was found by Cheapflights users on 10/30. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/211:50 am -
1 stop20h 57m
Sun 11/157:41 pm -
1 stop18h 39m
Deal found 10/30![Lufthansa logo]()
$947
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/211:50 am -
1 stop17h 22m
Sun 11/156:26 pm -
1 stop19h 54m
Deal found 10/29![United Airlines logo]()
$961
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 11/211:10 am -
2 stops26h 13m
Sun 11/151:05 pm -
2 stops24h 55m
Deal found 10/30![American Airlines logo]()
$962
This Delta deal was found by Cheapflights users on 10/30. 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.
Mon 11/210:40 am -
2 stops24h 16m
Sun 11/1511:05 am -
1 stop26h 25m
Deal found 10/30![Delta logo]()
$964
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:40 am -
2 stops32h 15m
Mon 11/306:15 am -
1 stop31h 15m
Deal found 10/25![Delta logo]()
$1,012
This Expedia deal was found by Cheapflights users on 10/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:40 pm -
2 stops29h 22m
Wed 11/115:46 pm -
2 stops30h 59m
Deal found 10/25![Multiple Airlines logo]()
$1,035
This Trip.com deal was found by Cheapflights users on 10/26. 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.
Fri 11/139:40 pm -
1 stop17h 28m
Tue 11/175:17 pm -
1 stop31h 28m
Deal found 10/26![Alaska Airlines logo]()
$1,092
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 -
1 stop28h 10m
Tue 11/175:46 pm -
2 stops54h 59m
Deal found 10/26![Multiple Airlines logo]()
$1,171
This Qantas Airways deal was found by Cheapflights users on 10/25. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:10 am -
2 stops23h 30m
Mon 11/301:44 pm -
2 stops24h 16m
Deal found 10/25![Multiple Airlines logo]()
$1,174
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 October 30, 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 October 30, 2026.
This Trip.com deal was found by Cheapflights users on 10/26. 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.
Fri 11/139:40 pm -
1 stop17h 28m
Tue 11/175:17 pm -
1 stop31h 28m
Deal found 10/26![Alaska Airlines logo]()
$1,092
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:40 am -
2 stops32h 14m
Mon 11/307:47 pm -
1 stop17h 43m
Deal found 10/25![Delta logo]()
$1,218
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/229:40 pm -
2 stops28h 36m
Sat 1/302:26 pm -
2 stops34h 19m
Deal found 10/27![Multiple Airlines logo]()
$1,234
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/2911:20 am -
1 stop19h 11m
Fri 12/111:30 pm -
1 stop21h 50m
Deal found 10/26![United Airlines logo]()
$1,735
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Sat 11/219:40 pm -
1 stop17h 33m
Thu 11/268:28 am -
2 stops40h 17m
Deal found 10/29![Multiple Airlines logo]()
$1,407
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Sat 11/219:40 pm -
1 stop28h 10m
Wed 11/255:26 pm -
2 stops55h 19m
Deal found 10/29![Multiple Airlines logo]()
$1,429
This Delta deal was found by Cheapflights users on 10/29. 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.
Sun 11/2210:40 am -
2 stops20h 44m
Thu 11/269:43 am -
2 stops27h 47m
Deal found 10/29![Delta logo]()
$1,681
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/231:20 pm -
1 stop19h 23m
Wed 1/132:32 pm -
1 stop23h 33m
Deal found 10/28![United Airlines logo]()
$1,931
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 11/299:40 pm -
2 stops28h 18m
Fri 12/115:19 pm -
2 stops31h 26m
Deal found 10/26![Multiple Airlines logo]()
$1,845
Last-minute flights from Sydney to San DiegoDiscover last-minute flight deals from Sydney to San Diego. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Sydney to San Diego. Data last updated October 30, 2026 and is based on user searches.
This Flighttix deal was found by Cheapflights users on 10/29. 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.
Mon 11/211:10 am -
2 stops25h 45m
Sun 11/151:05 pm -
2 stops24h 55m
Deal found 10/29![British Airways logo]()
$927
This Kissandfly.com deal was found by Cheapflights users on 10/30. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/211:50 am -
1 stop20h 57m
Sun 11/157:41 pm -
1 stop18h 39m
Deal found 10/30![Lufthansa logo]()
$947
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/211:50 am -
1 stop17h 22m
Sun 11/156:26 pm -
1 stop19h 54m
Deal found 10/29![United Airlines logo]()
$961
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 11/211:10 am -
2 stops26h 13m
Sun 11/151:05 pm -
2 stops24h 55m
Deal found 10/30![American Airlines logo]()
$962
This Delta deal was found by Cheapflights users on 10/30. 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.
Mon 11/210:40 am -
2 stops24h 16m
Sun 11/1511:05 am -
1 stop26h 25m
Deal found 10/30![Delta logo]()
$964
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:40 am -
2 stops32h 15m
Mon 11/306:15 am -
1 stop31h 15m
Deal found 10/25![Delta logo]()
$1,012
This Expedia deal was found by Cheapflights users on 10/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:40 pm -
2 stops29h 22m
Wed 11/115:46 pm -
2 stops30h 59m
Deal found 10/25![Multiple Airlines logo]()
$1,035
This Trip.com deal was found by Cheapflights users on 10/26. 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.
Fri 11/139:40 pm -
1 stop17h 28m
Tue 11/175:17 pm -
1 stop31h 28m
Deal found 10/26![Alaska Airlines logo]()
$1,092
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 -
1 stop28h 10m
Tue 11/175:46 pm -
2 stops54h 59m
Deal found 10/26![Multiple Airlines logo]()
$1,171
This Qantas Airways deal was found by Cheapflights users on 10/25. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:10 am -
2 stops23h 30m
Mon 11/301:44 pm -
2 stops24h 16m
Deal found 10/25![Multiple Airlines logo]()
$1,174
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 October 30, 2026.
Search for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Wed 11/182:00 pm -
3 stops42h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/16:00 am -
3 stops51h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 2/232:00 pm -
3 stops35h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$551
This Flighttix deal was found by Cheapflights users on 10/29. 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.
Mon 11/911:10 am -
2 stops23h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![British Airways logo]()
$561
This Delta deal was found by Cheapflights users on 10/29. 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.
Mon 11/910:40 am -
1 stop18h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Delta logo]()
$567
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Mon 11/162:00 pm -
3 stops45h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$588
This Trip.com deal was found by Cheapflights users on 10/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/111:20 am -
1 stop23h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Air Canada logo]()
$619
This SmartFares deal was found by Cheapflights users on 10/29. 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.
Fri 11/209:40 pm -
1 stop28h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$625
This Priceline deal was found by Cheapflights users on 10/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2311:20 am -
1 stop23h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Air Canada logo]()
$640
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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,092 (Trip.com) |
One-way from | $489 (Kiwi.com) |
Popular in | December |
Cheapest in | November |
Average price | $1,116 |
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 October 30, 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
Mon 11/9
11:20 am-12:19 am
3 stops31h 59m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$567
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Mon 11/9
10:40 am-10:25 am
1 stop18h 45m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$567
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Mon 11/16
2:00 pm-4:22 pm
3 stops45h 22m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$588
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Mon 3/1
1:50 pm-3:55 pm
2 stops45h 05m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$658
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Wed 11/18
11:20 am-4:25 pm
1 stop24h 05m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$697
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Tue 1/12
10:30 am-7:38 pm
2 stops52h 08m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$770
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Wed 1/13
2:00 pm-9:14 pm
3 stops26h 14m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$832
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Sat 11/28
10:40 am-7:00 pm
1 stop27h 20m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$866
Quickest round-trip
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Thu 12/10
9:40 pm-8:13 pm
1 stop17h 33m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$919
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 11/13
9:40 pm-8:08 pm
1 stop17h 28m
San Diego
Tue 11/17
5:17 pm-7:45 pm
1 stop31h 28m
$1,092
Showing 1-10 of 20 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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | 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, November is the cheapest month in which you can book a flight from Sydney to San Diego (average of $982). Flying from Sydney to San Diego in December is currently the most expensive (average of $1,391). 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 $827 and $1,172 in November.The cheapest round-trip price found within the last 5 days was $1,092 on Alaska Airlines (Nov 13-Nov 17).
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 October 30, 2026.
Peruse reviews from past customers who have flown with 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.
Comfort
7.3
Entertainment
7.1
Food
6.7
Overall
7.3
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Comfort
7.3
Entertainment
7.1
Food
6.7
Overall
7.3
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
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
San Ysidro
Poway
Coronado
La Mesa
Julian
Santee
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 October 30, 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 October 30, 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 October 30, 2026.
Top airline flying from Sydney to San Diego
Discover the top airline 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 October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$955 | Average$1,291 | FlexibilityNo cancel fee | On-time69% |