Which layover airport offers the lowest fares from Sydney to San Diego?

Flights via San Francisco (SFO) offer the lowest average round-trip price of $1,266.

Which airport is the most popular layover for flights between Sydney and San Diego?

Los Angeles (LAX) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Sydney Kingsford Smith to San Diego?

Delta is the most popular carrier operating from Sydney Kingsford Smith to San Diego

Which layover airport has the shortest travel time from Sydney to San Diego?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 17h 53m.

Which layover airport has the shortest connection time from Sydney to San Diego?

Vancouver (YVR) has the shortest average layover time for this route: 1h 49m.

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?

There is 1 operator available for flights from Sydney Kingsford Smith Airport to San Diego Airport as of September 2026.

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.

$459 Cheap Flights from Sydney to San Diego in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sydney to San Diego

Round-trip

One-way

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11:20 am - 4:25 pmSYD Sydney Kingsford Smith-SAN San Diego

24h 05m1 stop Vancouver Intl

5:15 pm - 9:35 amSAN San Diego-SYD Sydney Kingsford Smith

21h 20m1 stop Vancouver Intl

$694Air Canada

Tue, Nov 3 - Tue, Nov 24

11:20 am - 4:25 pmSYD Sydney Kingsford Smith-SAN San Diego

24h 05m1 stop Vancouver Intl

7:05 am - 9:35 amSAN San Diego-SYD Sydney Kingsford Smith

31h 30m1 stop Vancouver Intl

$697Air Canada

Wed, Nov 18 - Tue, Jan 26

11:20 am - 4:25 pmSYD Sydney Kingsford Smith-SAN San Diego

24h 05m1 stop Vancouver Intl

4:45 pm - 9:35 amSAN San Diego-SYD Sydney Kingsford Smith

21h 50m1 stop Vancouver Intl

$697Air Canada

Tue, Nov 17 - Tue, Dec 8

10:20 am - 4:00 pmSYD Sydney Kingsford Smith-SAN San Diego

23h 40m1 stop Vancouver Intl

5:15 pm - 8:35 amSAN San Diego-SYD Sydney Kingsford Smith

21h 20m1 stop Vancouver Intl

$699Air Canada

Tue, Oct 20 - Tue, Oct 27

10:20 am - 4:12 pmSYD Sydney Kingsford Smith-SAN San Diego

23h 52m1 stop Vancouver Intl

4:50 pm - 8:20 amSAN San Diego-SYD Sydney Kingsford Smith

21h 30m1 stop Vancouver Intl

$707Air Canada

Mon, Oct 5 - Mon, Oct 19

8:30 am - 4:25 pmSYD Sydney Kingsford Smith-SAN San Diego

26h 55m2 stops Brisbane Vancouver Intl

5:15 pm - 9:35 amSAN San Diego-SYD Sydney Kingsford Smith

21h 20m1 stop Vancouver Intl

$707Air Canada

Tue, Nov 3 - Tue, Nov 24

9:00 am - 4:25 pmSYD Sydney Kingsford Smith-SAN San Diego

26h 25m2 stops Brisbane Vancouver Intl

7:05 am - 9:35 amSAN San Diego-SYD Sydney Kingsford Smith

31h 30m1 stop Vancouver Intl

$711Air Canada

Wed, Nov 18 - Tue, Jan 26

9:00 am - 4:25 pmSYD Sydney Kingsford Smith-SAN San Diego

26h 25m2 stops Brisbane Vancouver Intl

4:45 pm - 9:35 amSAN San Diego-SYD Sydney Kingsford Smith

21h 50m1 stop Vancouver Intl

$711Air Canada

Tue, Nov 17 - Tue, Dec 8

10:30 am - 2:50 pmSYD Sydney Kingsford Smith-SAN San Diego

22h 20m2 stops Los Angeles Los Angeles Denver Intl

7:41 pm - 7:55 amSAN San Diego-SYD Sydney Kingsford Smith

18h 14m1 stop San Francisco

$942United Airlines

Tue, Oct 13 - Tue, Oct 20

11:50 am - 1:47 pmSYD Sydney Kingsford Smith-SAN San Diego

20h 57m1 stop San Francisco

6:26 pm - 9:20 amSAN San Diego-SYD Sydney Kingsford Smith

19h 54m1 stop San Francisco

$942United Airlines

Wed, Nov 4 - Mon, Nov 23

Cheap last minute flights

Enter your travel dates to find the best prices.

10:20 am - 12:18 pmSYD Sydney Kingsford Smith-SAN San Diego

18h 58m1 stop San Francisco

3:56 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

21h 59m1 stop San Francisco

$942Lufthansa

Mon, Sep 14 - Sun, Sep 27

10:20 am - 12:18 pmSYD Sydney Kingsford Smith-SAN San Diego

18h 58m1 stop San Francisco

12:37 pm - 7:00 amSAN San Diego-SYD Sydney Kingsford Smith

25h 23m2 stops Denver Intl Los Angeles Los Angeles

$948United Airlines

Mon, Sep 14 - Mon, Sep 21

10:20 am - 10:17 amSYD Sydney Kingsford Smith-SAN San Diego

16h 57m1 stop San Francisco

11:19 am - 7:00 amSAN San Diego-SYD Sydney Kingsford Smith

26h 41m2 stops San Francisco Los Angeles Los Angeles

$948United Airlines

Mon, Sep 14 - Sun, Sep 20

9:30 am - 1:44 pmSYD Sydney Kingsford Smith-SAN San Diego

21h 14m2 stops Los Angeles Los Angeles San Francisco

3:56 pm - 7:00 amSAN San Diego-SYD Sydney Kingsford Smith

22h 04m2 stops San Francisco Los Angeles Los Angeles

$948United Airlines

Mon, Sep 14 - Mon, Sep 21

10:20 am - 12:18 pmSYD Sydney Kingsford Smith-SAN San Diego

18h 58m1 stop San Francisco

5:00 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

20h 55m2 stops Los Angeles Los Angeles San Francisco

$948United Airlines

Mon, Sep 14 - Sun, Sep 27

10:20 am - 10:17 amSYD Sydney Kingsford Smith-SAN San Diego

16h 57m1 stop San Francisco

12:41 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

25h 14m1 stop San Francisco

$948United Airlines

Mon, Sep 14 - Mon, Sep 21

9:30 am - 1:44 pmSYD Sydney Kingsford Smith-SAN San Diego

21h 14m2 stops Los Angeles Los Angeles San Francisco

2:24 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

23h 31m2 stops Los Angeles Los Angeles San Francisco

$948United Airlines

Mon, Sep 14 - Sun, Sep 27

10:20 am - 1:44 pmSYD Sydney Kingsford Smith-SAN San Diego

20h 24m1 stop San Francisco

3:56 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

21h 59m1 stop San Francisco

$948United Airlines

Mon, Sep 14 - Sun, Sep 20

10:20 am - 5:26 pmSYD Sydney Kingsford Smith-SAN San Diego

24h 06m2 stops San Francisco Los Angeles Los Angeles

3:56 pm - 7:00 amSAN San Diego-SYD Sydney Kingsford Smith

22h 04m2 stops San Francisco Los Angeles Los Angeles

$948United Airlines

Mon, Sep 14 - Sun, Sep 20

9:10 am - 5:46 pmSYD Sydney Kingsford Smith-SAN San Diego

25h 36m2 stops Los Angeles Los Angeles Dallas/Fort Worth

3:05 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

22h 50m1 stop Dallas/Fort Worth

$997American Airlines

Thu, Sep 17 - Wed, Sep 30

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Air Canada flights from Sydney to San Diego

Our best Air Canada deals on Sydney to San Diego flight tickets

Air Canada

Nov 3

SYD11:20 amSydney Kingsford Smith

24h 05m

1 stop

SAN4:25 pmSan Diego

Nov 24

SAN5:15 pmSan Diego

21h 20m

1 stop

SYD9:35 amSydney Kingsford Smith

$694

Air Canada

Nov 17

SYD11:20 amSydney Kingsford Smith

24h 05m

1 stop

SAN4:25 pmSan Diego

Dec 8

SAN4:45 pmSan Diego

21h 50m

1 stop

SYD9:35 amSydney Kingsford Smith

$697

Air Canada

Oct 20

SYD10:20 amSydney Kingsford Smith

23h 40m

1 stop

SAN4:00 pmSan Diego

Oct 27

SAN5:15 pmSan Diego

21h 20m

1 stop

SYD8:35 amSydney Kingsford Smith

$699

American Airlines flights from Sydney to San Diego

Our best American Airlines deals on Sydney to San Diego flight tickets

American Airlines

Sep 17

SYD9:10 amSydney Kingsford Smith

25h 36m

2 stops

SAN5:46 pmSan Diego

Sep 30

SAN3:05 pmSan Diego

22h 50m

1 stop

SYD6:55 amSydney Kingsford Smith

$997

American Airlines

Sep 17

SYD9:10 amSydney Kingsford Smith

26h 06m

2 stops

SAN6:16 pmSan Diego

Sep 30

SAN12:54 pmSan Diego

25h 01m

2 stops

SYD6:55 amSydney Kingsford Smith

$1,011

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 11/3

11:20 am-4:25 pm

1 stop24h 05m

San Diego

Tue 11/24

5:15 pm-9:35 am

1 stop21h 20m

$694

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

Tue 1/26

7:05 am-9:35 am

1 stop31h 30m

$697

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 11/17

11:20 am-4:25 pm

1 stop24h 05m

San Diego

Tue 12/8

4:45 pm-9:35 am

1 stop21h 50m

$697

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 10/20

10:20 am-4:00 pm

1 stop23h 40m

San Diego

Tue 10/27

5:15 pm-8:35 am

1 stop21h 20m

$699

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Mon 10/5

10:20 am-4:12 pm

1 stop23h 52m

San Diego

Mon 10/19

4:50 pm-8:20 am

1 stop21h 30m

$707

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 11/3

8:30 am-4:25 pm

2 stops26h 55m

San Diego

Tue 11/24

5:15 pm-9:35 am

1 stop21h 20m

$707

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Wed 11/18

9:00 am-4:25 pm

2 stops26h 25m

San Diego

Tue 1/26

7:05 am-9:35 am

1 stop31h 30m

$711

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 11/17

9:00 am-4:25 pm

2 stops26h 25m

San Diego

Tue 12/8

4:45 pm-9:35 am

1 stop21h 50m

$711

Quickest round-trip

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 10/13

10:30 am-2:50 pm

2 stops22h 20m

San Diego

Tue 10/20

7:41 pm-7:55 am

1 stop18h 14m

$942

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Wed 11/4

11:50 am-1:47 pm

1 stop20h 57m

San Diego

Mon 11/23

6:26 pm-9:20 am

1 stop19h 54m

$942

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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

Prices are currently low for flights on this route.

Typical prices usually range from $1,160 to $1,427.
The lowest price recently found on this route was $694.

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of March, then departing from Sydney during the month November is also very affordable. Most momondo users find prices during this month for around $1,017.

How far in advance should I book a flight from Sydney 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 $1,117 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 $955 on momondo.

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

You could potentially save up to 29% 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 September 2026, prices for Sydney to San Diego flights are approximately 184% more expensive 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

Best Price Found	$459
Fastest flight time	18h 58m
Direct flights	None

The best one-way flight to San Diego from Sydney in the past 72 hours is $459. The best round-trip flight deal from Sydney to San Diego found on momondo in the last 72 hours is $694.

The fastest flight from Sydney to San Diego takes 18h 58m

There are no direct flights from Sydney to San Diego. There are no popular flight routes from Sydney to San Diego.

Search flight deals

Frequently asked questions about flying from Sydney to San Diego

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 18h 58m.
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?
There is 1 operator available for flights from Sydney Kingsford Smith Airport to San Diego Airport as of September 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Sydney to San Diego is United Airlines, representing 100% of all bookings.

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
United Airlines	PriceFrom $1,230	Free Cancellation	Rating 7.4 10,214 reviews		Search United Airlines flights

Chula Vista

El Cajon

Coronado

National City

La Mesa

Julian

Poway

San Ysidro

Imperial Beach

Santee

Alpine

Lemon Grove

Borrego Springs

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.

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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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Cheap flights from Sydney to San Diego from $459

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 11/1. 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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Air Canada flights from Sydney to San Diego

Our best Air Canada deals on Sydney to San Diego flight tickets

American Airlines flights from Sydney to San Diego

Our best American Airlines deals on Sydney to San Diego flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Sydney to San Diego that are best for you.

See travel insights to San Diego from

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

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?

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

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

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

What is the cheapest airline that flies from Sydney Kingsford Smith to San Diego?

Which airport is the most popular layover for flights between Sydney and San Diego?

Which layover airport offers the lowest fares from Sydney to San Diego?

Which layover airport has the shortest travel time from Sydney to San Diego?

Which layover airport has the shortest connection time from Sydney to San Diego?

When to book flights from Sydney to San Diego

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Traveling to a place near San Diego?

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California

Fly your favorite airline to San Diego

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to San Diego

List of cabin classes available on flights landing in San Diego. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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