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Cheap flights from Sydney to San Diego from $667

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 5/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
9:40 pm - 7:23 am
SYD
-
SAN
28h 43m2 stops
Multiple Airlines Logo
6:45 pm - 7:45 pm
SAN
-
SYD
30h 00m2 stops
$904Multiple Airlines
Tue, Feb 3 - Tue, Feb 10
Hawaiian Airlines Logo
9:40 pm - 7:23 am
SYD
-
SAN
28h 43m2 stops
Hawaiian Airlines Logo
6:45 pm - 7:45 pm
SAN
-
SYD
30h 00m2 stops
$916Hawaiian Airlines
Tue, Feb 3 - Sun, Feb 8
Multiple Airlines Logo
9:40 pm - 9:29 pm
SYD
-
SAN
18h 49m2 stops
Multiple Airlines Logo
5:00 pm - 7:45 pm
SAN
-
SYD
31h 45m1 stop
$936Multiple Airlines
Tue, Feb 3 - Tue, Feb 10
Hawaiian Airlines Logo
9:40 pm - 8:23 pm
SYD
-
SAN
17h 43m1 stop
Hawaiian Airlines Logo
5:00 pm - 7:45 pm
SAN
-
SYD
31h 45m1 stop
$950Hawaiian Airlines
Tue, Feb 3 - Tue, Feb 10
Multiple Airlines Logo
9:40 pm - 9:29 pm
SYD
-
SAN
18h 49m2 stops
Multiple Airlines Logo
5:00 pm - 7:45 pm
SAN
-
SYD
31h 45m1 stop
$969Multiple Airlines
Tue, Feb 3 - Sun, Feb 8
Hawaiian Airlines Logo
9:40 pm - 8:23 pm
SYD
-
SAN
17h 43m1 stop
Hawaiian Airlines Logo
8:23 am - 7:45 pm
SAN
-
SYD
40h 22m1 stop
$989Hawaiian Airlines
Tue, Feb 3 - Sun, Feb 8
Air New Zealand Logo
9:55 am - 11:42 pm
SYD
-
SAN
32h 47m2 stops
Air New Zealand Logo
6:15 am - 8:45 am
SAN
-
SYD
31h 30m2 stops
$994Air New Zealand
Mon, Feb 2 - Mon, Feb 9
Air New Zealand Logo
9:55 am - 7:48 pm
SYD
-
SAN
27h 53m2 stops
Air New Zealand Logo
6:15 am - 8:45 am
SAN
-
SYD
32h 30m2 stops
$1,073Air New Zealand
Fri, Mar 13 - Thu, Mar 26
Air Canada Logo
11:20 am - 5:24 pm
SYD
-
SAN
25h 04m1 stop
Air Canada Logo
12:45 pm - 9:35 am
SAN
-
SYD
25h 50m1 stop
$1,098Air Canada
Mon, Feb 2 - Mon, Feb 9
Hawaiian Airlines Logo
9:40 pm - 7:15 am
SYD
-
SAN
27h 35m1 stop
Hawaiian Airlines Logo
6:15 pm - 7:45 pm
SAN
-
SYD
31h 30m1 stop
$1,105Hawaiian Airlines
Fri, Mar 13 - Thu, Mar 26

Hawaiian Airlines flights from Sydney to San Diego

Our best Hawaiian Airlines deals on Sydney to San Diego flight tickets
Hawaiian Airlines
Feb 3
SYD9:40 pmSydney Kingsford Smith
28h 43m
2 stops
SAN7:23 amSan Diego
Feb 8
SAN6:45 pmSan Diego
30h 00m
2 stops
SYD7:45 pmSydney Kingsford Smith
$916
Find similar
Hawaiian Airlines
Feb 3
SYD9:40 pmSydney Kingsford Smith
17h 43m
1 stop
SAN8:23 pmSan Diego
Feb 10
SAN5:00 pmSan Diego
31h 45m
1 stop
SYD7:45 pmSydney Kingsford Smith
$950
Find similar
Hawaiian Airlines
Feb 3
SYD9:40 pmSydney Kingsford Smith
17h 43m
1 stop
SAN8:23 pmSan Diego
Feb 8
SAN8:23 amSan Diego
40h 22m
1 stop
SYD7:45 pmSydney Kingsford Smith
$989
Find similar

Air New Zealand flights from Sydney to San Diego

Our best Air New Zealand deals on Sydney to San Diego flight tickets
Air New Zealand
Feb 2
SYD9:55 amSydney Kingsford Smith
32h 47m
2 stops
SAN11:42 pmSan Diego
Feb 9
SAN6:15 amSan Diego
31h 30m
2 stops
SYD8:45 amSydney Kingsford Smith
$994
Find similar
Air New Zealand
Mar 13
SYD9:55 amSydney Kingsford Smith
27h 53m
2 stops
SAN7:48 pmSan Diego
Mar 26
SAN6:15 amSan Diego
32h 30m
2 stops
SYD8:45 amSydney Kingsford Smith
$1,073
Find similar

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 December 21, 2025.
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

Tue 2/3

9:40 pm-7:23 am

2 stops28h 43m

San Diego

Tue 2/10

6:45 pm-7:45 pm

2 stops30h 00m

$904

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Tue 2/3

9:40 pm-7:23 am

2 stops28h 43m

San Diego

Sun 2/8

6:45 pm-7:45 pm

2 stops30h 00m

$916

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Tue 2/3

9:40 pm-9:29 pm

2 stops18h 49m

San Diego

Tue 2/10

5:00 pm-7:45 pm

1 stop31h 45m

$936

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Tue 2/3

9:40 pm-8:23 pm

1 stop17h 43m

San Diego

Tue 2/10

5:00 pm-7:45 pm

1 stop31h 45m

$950

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Tue 2/3

9:40 pm-9:29 pm

2 stops18h 49m

San Diego

Sun 2/8

5:00 pm-7:45 pm

1 stop31h 45m

$969

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Tue 2/3

9:40 pm-8:23 pm

1 stop17h 43m

San Diego

Sun 2/8

8:23 am-7:45 pm

1 stop40h 22m

$989

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Mon 2/2

9:55 am-11:42 pm

2 stops32h 47m

San Diego

Mon 2/9

6:15 am-8:45 am

2 stops31h 30m

$994

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Fri 3/13

9:55 am-7:48 pm

2 stops27h 53m

San Diego

Thu 3/26

6:15 am-8:45 am

2 stops32h 30m

$1,073

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Mon 2/2

11:20 am-5:24 pm

1 stop25h 04m

San Diego

Mon 2/9

12:45 pm-9:35 am

1 stop25h 50m

$1,098

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Fri 3/13

9:40 pm-7:15 am

1 stop27h 35m

San Diego

Thu 3/26

6:15 pm-7:45 pm

1 stop31h 30m

$1,105

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 typical price of a round-trip flight between Sydney and San Diego?

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.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Sydney to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $969. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,528. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $864. Flights in the morning are often more expensive with an average ticket price of $1,170.

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 $1,101 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 $966 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 December 2025, prices for Sydney to San Diego flights are approximately 30% 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

22h 54m

Direct flights

None
The fastest flight from Sydney to San Diego takes 22h 54m
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 22h 54m.

  • 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
10,550 reviews
Search Air Canada flights
DeltaPriceFrom $834Free CancellationRating
7.9
8,017 reviews
Search Delta flights
United AirlinesPriceFrom $834Free CancellationRating
7.4
9,100 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
Borrego Springs
Imperial Beach
La Mesa
San Ysidro
Lemon Grove
Alpine
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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