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Cheap flights from Sydney to San Diego from $444

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to San Diego departing on 3/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Sydney to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:20 am - 4:00 pm
SYD
-
SAN
22h 40m
2 stops
American Airlines Logo
4:55 pm - 9:00 am
SAN
-
SYD
22h 05m
2 stops
$910American Airlines
Wed, Mar 11 - Wed, Mar 18
American Airlines Logo
11:20 am - 6:04 pm
SYD
-
SAN
24h 44m
2 stops
American Airlines Logo
1:16 pm - 8:05 am
SAN
-
SYD
24h 49m
2 stops
$911American Airlines
Wed, Mar 25 - Wed, Apr 1
China Airlines Logo
9:40 am - 2:54 pm
SYD
-
SAN
23h 14m
1 stop
China Airlines Logo
3:45 pm - 7:25 am
SAN
-
SYD
21h 40m
1 stop
$915China Airlines
Wed, Mar 11 - Wed, Mar 18
United Airlines Logo
12:10 pm - 2:49 pm
SYD
-
SAN
20h 39m
1 stop
United Airlines Logo
4:21 pm - 8:00 am
SAN
-
SYD
21h 39m
2 stops
$916United Airlines
Wed, Mar 25 - Wed, Apr 1
American Airlines Logo
1:05 pm - 3:50 pm
SYD
-
SAN
20h 45m
1 stop
American Airlines Logo
1:16 pm - 9:00 am
SAN
-
SYD
25h 44m
2 stops
$917American Airlines
Wed, Mar 11 - Wed, Mar 18
American Airlines Logo
1:05 pm - 11:59 pm
SYD
-
SAN
28h 54m
1 stop
American Airlines Logo
3:38 pm - 6:55 am
SAN
-
SYD
21h 17m
1 stop
$918American Airlines
Wed, Mar 25 - Wed, Apr 1
China Airlines Logo
9:40 am - 3:55 pm
SYD
-
SAN
24h 15m
2 stops
China Airlines Logo
10:40 am - 6:50 am
SAN
-
SYD
27h 10m
1 stop
$920China Airlines
Thu, Mar 19 - Thu, Apr 9
Lufthansa Logo
12:10 pm - 7:48 pm
SYD
-
SAN
25h 38m
2 stops
Lufthansa Logo
1:20 pm - 8:00 am
SAN
-
SYD
24h 40m
2 stops
$935Lufthansa
Wed, Mar 25 - Wed, Apr 1
American Airlines Logo
11:20 am - 6:04 pm
SYD
-
SAN
24h 44m
2 stops
American Airlines Logo
1:16 pm - 7:05 am
SAN
-
SYD
24h 49m
2 stops
$962American Airlines
Thu, Mar 19 - Thu, Apr 9
American Airlines Logo
1:05 pm - 8:37 pm
SYD
-
SAN
25h 32m
1 stop
American Airlines Logo
2:18 pm - 7:55 am
SAN
-
SYD
23h 37m
1 stop
$1,094American Airlines
Fri, Mar 27 - Fri, Apr 3

American Airlines flights from Sydney to San Diego

Our best American Airlines deals on Sydney to San Diego flight tickets
American Airlines
Mar 11
SYD11:20 amSydney Kingsford Smith
22h 40m
2 stops
SAN4:00 pmSan Diego
Mar 18
SAN4:55 pmSan Diego
22h 05m
2 stops
SYD9:00 amSydney Kingsford Smith
$910
American Airlines
Mar 25
SYD11:20 amSydney Kingsford Smith
24h 44m
2 stops
SAN6:04 pmSan Diego
Apr 1
SAN1:16 pmSan Diego
24h 49m
2 stops
SYD8:05 amSydney Kingsford Smith
$911
American Airlines
Mar 11
SYD1:05 pmSydney Kingsford Smith
20h 45m
1 stop
SAN3:50 pmSan Diego
Mar 18
SAN1:16 pmSan Diego
25h 44m
2 stops
SYD9:00 amSydney Kingsford Smith
$917

China Airlines flights from Sydney to San Diego

Our best China Airlines deals on Sydney to San Diego flight tickets
China Airlines
Mar 11
SYD9:40 amSydney Kingsford Smith
23h 14m
1 stop
SAN2:54 pmSan Diego
Mar 18
SAN3:45 pmSan Diego
21h 40m
1 stop
SYD7:25 amSydney Kingsford Smith
$915
China Airlines
Mar 19
SYD9:40 amSydney Kingsford Smith
24h 15m
2 stops
SAN3:55 pmSan Diego
Apr 9
SAN10:40 amSan Diego
27h 10m
1 stop
SYD6:50 amSydney Kingsford Smith
$920

momondo 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, momondo users made 832,500 searches. Data last updated February 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

Price

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 3/11

11:20 am-4:00 pm

2 stops22h 40m

San Diego

Wed 3/18

4:55 pm-9:00 am

2 stops22h 05m

$910

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 3/25

11:20 am-6:04 pm

2 stops24h 44m

San Diego

Wed 4/1

1:16 pm-8:05 am

2 stops24h 49m

$911

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 3/11

9:40 am-2:54 pm

1 stop23h 14m

San Diego

Wed 3/18

3:45 pm-7:25 am

1 stop21h 40m

$915

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 3/25

12:10 pm-2:49 pm

1 stop20h 39m

San Diego

Wed 4/1

4:21 pm-8:00 am

2 stops21h 39m

$916

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 3/11

1:05 pm-3:50 pm

1 stop20h 45m

San Diego

Wed 3/18

1:16 pm-9:00 am

2 stops25h 44m

$917

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 3/25

1:05 pm-11:59 pm

1 stop28h 54m

San Diego

Wed 4/1

3:38 pm-6:55 am

1 stop21h 17m

$918

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 3/19

9:40 am-3:55 pm

2 stops24h 15m

San Diego

Thu 4/9

10:40 am-6:50 am

1 stop27h 10m

$920

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 3/25

12:10 pm-7:48 pm

2 stops25h 38m

San Diego

Wed 4/1

1:20 pm-8:00 am

2 stops24h 40m

$935

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 3/19

11:20 am-6:04 pm

2 stops24h 44m

San Diego

Thu 4/9

1:16 pm-7:05 am

2 stops24h 49m

$962

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Fri 3/27

1:05 pm-8:37 pm

1 stop25h 32m

San Diego

Fri 4/3

2:18 pm-7:55 am

1 stop23h 37m

$1,094

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Sydney to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of September, then departing from Sydney during the month October is also very affordable. Most momondo users find prices during this month for around $933.

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $1,062 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Sydney for as low as $903 on momondo.

Can stopping save me money on Sydney to San Diego flights?

You could potentially save up to 20% on your flight if you consider stops on a Sydney to San Diego flight.

How have Sydney to San Diego flight prices changed over time?

As of February 2026, prices for Sydney to San Diego flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sydney to San Diego (SYD to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to San Diego

Fastest flight time

17h 29m

Direct flights

None
The fastest flight from Sydney to San Diego takes 17h 29m
There are no direct flights from Sydney to San Diego. There are no popular flight routes from Sydney to San Diego.
Search flight deals

  • How far is Sydney Kingsford Smith to San Diego by plane?

    Sydney Kingsford Smith and San Diego are 7507.7 mi apart from one another. In terms of flight time, this usually takes a little over 17h 29m.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to San Diego Airport?

    Prices for flights from Sydney Kingsford Smith Airport to San Diego Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to San Diego Airport?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Sydney to San Diego?

Best airlines flying from Sydney to San Diego

Compare and see reviews for airlines that fly from Sydney to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $795Free CancellationRating
7.1
10,705 reviews
Search Air Canada flights
DeltaPriceFrom $834Free CancellationRating
7.9
8,180 reviews
Search Delta flights
United AirlinesPriceFrom $834Free CancellationRating
7.4
9,273 reviews
Search United Airlines flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
Poway
National City
Imperial Beach
San Ysidro
Borrego Springs
La Mesa
Alpine
Lemon Grove
Santee

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to San Diego?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to San Diego for you.

Can I find flights from Sydney to San Diego with flexible booking policies on momondo?

Flights from Sydney to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Sydney to San Diego?

momondo helps you find the best flight between Sydney and San Diego by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Sydney to San Diego right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Sydney to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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