$637+ 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
Dec 10 — Dec 171
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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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 November 10, 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 November 10, 2026.
This Gotogate deal was found by Cheapflights users on 11/9. 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.
Thu 11/1211:20 am -
1 stop23h 35m
Wed 11/255:15 pm -
1 stop21h 20m
Deal found 11/9![Air Canada logo]()
$802
This American Airlines deal was found by Cheapflights users on 11/9. 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 11/1211:10 am -
2 stops26h 59m
Wed 11/251:05 pm -
2 stops24h 55m
Deal found 11/9![American Airlines logo]()
$938
This American Airlines deal was found by Cheapflights users on 11/7. 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 11/1211:10 am -
2 stops40h 26m
Mon 11/164:31 pm -
1 stop43h 24m
Deal found 11/7![American Airlines logo]()
$1,037
This American Airlines deal was found by Cheapflights users on 11/6. 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 11/911:10 am -
2 stops40h 26m
Mon 11/234:40 pm -
1 stop43h 15m
Deal found 11/6![American Airlines logo]()
$1,054
This Delta deal was found by Cheapflights users on 11/7. 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 -
1 stop18h 45m
Sun 12/69:53 am -
2 stops51h 37m
Deal found 11/7![Delta logo]()
$1,087
This Delta deal was found by Cheapflights users on 11/6. 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 stop27h 07m
Mon 11/234:11 pm -
1 stop21h 19m
Deal found 11/6![Delta logo]()
$1,106
This American Airlines deal was found by Cheapflights users on 11/7. 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 11/2311:10 am -
2 stops23h 30m
Tue 12/87:15 am -
1 stop28h 40m
Deal found 11/7![American Airlines logo]()
$1,116
This Delta deal was found by Cheapflights users on 11/7. 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.
Sat 11/2110:40 am -
1 stop23h 38m
Sun 12/66:15 am -
2 stops55h 15m
Deal found 11/7![Delta logo]()
$1,134
This United Airlines deal was found by Cheapflights users on 11/7. 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 11/2411:20 am -
2 stops23h 12m
Sun 12/62:30 pm -
2 stops20h 50m
Deal found 11/7![United Airlines logo]()
$1,163
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 November 10, 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 November 10, 2026.
This Delta deal was found by Cheapflights users on 11/7. 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 stops24h 38m
Mon 12/79:53 am -
2 stops27h 37m
Deal found 11/7![Delta logo]()
$1,087
This United Airlines deal was found by Cheapflights users on 11/7. 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 11/2311:50 am -
1 stop17h 22m
Sun 12/69:43 am -
1 stop28h 37m
Deal found 11/7![United Airlines logo]()
$1,163
This Qantas Airways deal was found by Cheapflights users on 11/7. 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 3/296:45 pm -
2 stops22h 59m
Mon 4/122:21 pm -
3 stops24h 54m
Deal found 11/7![Multiple Airlines logo]()
$1,850
This Delta deal was found by Cheapflights users on 11/7. 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 11/2510:40 am -
1 stop27h 20m
Sun 12/66:15 am -
2 stops55h 15m
Deal found 11/7![Delta logo]()
$1,087
This United Airlines deal was found by Cheapflights users on 11/10. 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 12/2311:20 am -
1 stop19h 15m
Wed 1/131:06 pm -
2 stops24h 59m
Deal found 11/10![United Airlines logo]()
$1,364
This Qantas Airways deal was found by Cheapflights users on 11/7. 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.
Wed 12/239:25 pm -
1 stop18h 15m
Wed 12/304:45 pm -
1 stop18h 40m
Deal found 11/7![Multiple Airlines logo]()
$1,881
This Delta deal was found by Cheapflights users on 11/9. 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 12/241:35 pm -
2 stops27h 51m
Thu 12/314:15 pm -
1 stop21h 15m
Deal found 11/9![Delta logo]()
$1,846
This Qantas Airways deal was found by Cheapflights users on 11/7. 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 4/27:00 pm -
2 stops22h 44m
Mon 4/122:21 pm -
3 stops24h 54m
Deal found 11/7![Multiple Airlines logo]()
$1,934
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 12/219:40 pm -
2 stops28h 44m
Sat 1/97:38 pm -
2 stops29h 07m
Deal found 11/8![Multiple Airlines logo]()
$1,982
This Alaska Airlines deal was found by Cheapflights users on 11/6. 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.
Mon 12/219:40 pm -
2 stops28h 44m
Mon 12/285:20 pm -
2 stops55h 25m
Deal found 11/6![Multiple Airlines logo]()
$1,989
Last-minute flights from Sydney to San DiegoDiscover last-minute flight deals from Sydney to San Diego. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Sydney to San Diego. Data last updated November 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 11/6. 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 11/911:10 am -
2 stops40h 26m
Mon 11/234:40 pm -
1 stop43h 15m
Deal found 11/6![American Airlines logo]()
$1,054
This Delta deal was found by Cheapflights users on 11/6. 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 stop27h 07m
Mon 11/234:11 pm -
1 stop21h 19m
Deal found 11/6![Delta logo]()
$1,106
This Gotogate deal was found by Cheapflights users on 11/9. 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.
Thu 11/1211:20 am -
1 stop23h 35m
Wed 11/255:15 pm -
1 stop21h 20m
Deal found 11/9![Air Canada logo]()
$802
This American Airlines deal was found by Cheapflights users on 11/9. 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 11/1211:10 am -
2 stops26h 59m
Wed 11/251:05 pm -
2 stops24h 55m
Deal found 11/9![American Airlines logo]()
$938
This American Airlines deal was found by Cheapflights users on 11/7. 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 11/1211:10 am -
2 stops40h 26m
Mon 11/164:31 pm -
1 stop43h 24m
Deal found 11/7![American Airlines logo]()
$1,037
This Delta deal was found by Cheapflights users on 11/7. 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.
Sat 11/2110:40 am -
2 stops30h 53m
Mon 12/76:15 am -
2 stops31h 15m
Deal found 11/7![Delta logo]()
$1,134
This Delta deal was found by Cheapflights users on 11/7. 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 -
1 stop18h 45m
Mon 12/77:47 pm -
1 stop17h 43m
Deal found 11/7![Delta logo]()
$1,087
This American Airlines deal was found by Cheapflights users on 11/7. 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 11/2311:10 am -
2 stops23h 30m
Tue 12/87:15 am -
1 stop28h 40m
Deal found 11/7![American Airlines logo]()
$1,116
This United Airlines deal was found by Cheapflights users on 11/7. 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 11/2411:20 am -
2 stops23h 12m
Sun 12/62:30 pm -
2 stops20h 50m
Deal found 11/7![United Airlines logo]()
$1,163
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 November 10, 2026.
Search for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This United Airlines deal was found by Cheapflights users on 11/9. 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 11/1811:50 am -
2 stops27h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![United Airlines logo]()
$637
This BYOjet deal was found by Cheapflights users on 11/9. 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.
Thu 1/289:40 pm -
2 stops28h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$687
This Alaska Airlines deal was found by Cheapflights users on 11/9. 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 1/299:40 pm -
2 stops29h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$719
This Delta deal was found by Cheapflights users on 11/9. 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 1/2810:40 am -
1 stop23h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Delta logo]()
$727
This United Airlines deal was found by Cheapflights users on 11/7. 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 12/81:20 pm -
2 stops40h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![United Airlines logo]()
$728
This BYOjet deal was found by Cheapflights users on 11/9. 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.
Fri 1/299:40 pm -
1 stop17h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Alaska Airlines logo]()
$729
This BYOjet deal was found by Cheapflights users on 11/9. 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.
Sat 1/309:40 pm -
1 stop28h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$739
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 1/152:55 pm -
2 stops22h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Multiple Airlines logo]()
$752
This United Airlines deal was found by Cheapflights users on 11/9. 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 1/2911:20 am -
3 stops31h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![United Airlines logo]()
$785
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/1811:20 am -
3 stops40h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$862
This BYOjet deal was found by Cheapflights users on 11/8. 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.
Thu 12/109:40 pm -
2 stops28h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Multiple Airlines logo]()
$889
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 November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,087 (Delta) |
One-way from | $637 (United Airlines) |
Popular in | December |
Cheapest in | November |
Average price | $982 |
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 November 10, 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
Wed 11/18
11:50 am-8:24 pm
2 stops27h 34m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$637
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 1/29
9:40 pm-7:40 am
2 stops29h 00m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$719
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Thu 1/28
10:40 am-2:42 pm
1 stop23h 02m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$727
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Thu 1/28
11:20 am-12:19 am
3 stops31h 59m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$727
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Tue 12/8
1:20 pm-11:15 am
2 stops40h 55m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$728
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Sat 1/30
9:40 pm-7:10 am
1 stop28h 30m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$739
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 1/15
2:55 pm-6:17 pm
2 stops22h 22m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$752
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Sat 1/30
11:20 am-12:19 am
3 stops31h 59m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$785
Quickest round-trip
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 12/11
9:40 pm-8:13 pm
1 stop17h 33m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$973
SydneySan Diego
SYD Sydney Kingsford Smith - SAN San Diego
SYDSAN
Sydney Kingsford Smith
Fri 12/11
9:40 pm-7:12 am
2 stops28h 32m
San Diego
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$973
Showing 1-10 of 21 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 November.
| 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 $1,371). 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 $1,087 on Delta (Nov 23-Dec 7).
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 November 10, 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.
Boarding
7.7
Entertainment
7.1
Crew
8.1
Overall
7.3
Food
6.7
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Boarding
7.7
Entertainment
7.1
Crew
8.1
Overall
7.3
Food
6.7
Comfort
7.3
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
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Alternative routes for Sydney to San Diego
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Sydney and San Diego flights
Browse other Sydney and San Diego flight options. Last updated on November 10, 2026.
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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 November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$955 | Average$1,291 | FlexibilityNo cancel fee | On-time69% |