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

Flights via Vancouver (YVR) offer the lowest average round-trip price of $1,028.

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

Flights connecting via Los Angeles (LAX) have the shortest average one-way travel time: 17h 54m.

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

ANA, Delta, and United Airlines are the most popular carriers operating from San Diego to Sydney Kingsford Smith

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

San Francisco (SFO) has the shortest average layover time for this route: 2h 00m.

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

Los Angeles (LAX) was the most common stop: 71% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Sydney?

United Airlines, Air Canada and Delta are the top three most popular airlines that fly to Sydney from San Diego according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 4 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from San Diego Airport to Sydney Kingsford Smith Airport refresh daily.

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

There are 4 operators available for flights from San Diego Airport to Sydney Kingsford Smith Airport as of November 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Diego Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The required travel and health documents for your Sydney Kingsford Smith 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 Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$532 Cheap Flights from San Diego to Sydney in 2026/27

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2:32 pm - 8:35 amSAN San Diego-SYD Sydney Kingsford Smith

23h 03m2 stops Los Angeles Auckland Intl

11:50 am - 8:08 pmSYD Sydney Kingsford Smith-SAN San Diego

27h 18m2 stops Auckland Intl Los Angeles

$1,063Air New Zealand

Tue, Feb 2 - Wed, Feb 10

2:32 pm - 8:35 amSAN San Diego-SYD Sydney Kingsford Smith

23h 03m2 stops Los Angeles Auckland Intl

11:50 am - 8:08 pmSYD Sydney Kingsford Smith-SAN San Diego

27h 18m2 stops Auckland Intl Los Angeles

$1,063Air New Zealand

Tue, Feb 2 - Tue, Feb 9

6:10 pm - 7:45 pmSAN San Diego-SYD Sydney Kingsford Smith

30h 35m1 stop Honolulu

9:40 pm - 8:14 pmSYD Sydney Kingsford Smith-SAN San Diego

17h 34m1 stop Honolulu

$1,113Multiple Airlines

Sun, Feb 7 - Sat, Feb 27

7:30 am - 9:50 pmSAN San Diego-SYD Sydney Kingsford Smith

43h 20m2 stops San Francisco Auckland Intl

7:25 pm - 8:14 pmSYD Sydney Kingsford Smith-SAN San Diego

43h 49m2 stops Auckland Intl Honolulu

$1,113Multiple Airlines

Sun, Feb 7 - Sat, Feb 27

12:10 pm - 6:20 amSAN San Diego-SYD Sydney Kingsford Smith

23h 10m1 stop San Francisco

11:50 am - 1:43 pmSYD Sydney Kingsford Smith-SAN San Diego

20h 53m1 stop San Francisco

$1,448United Airlines

Wed, Dec 2 - Mon, Dec 28

7:41 pm - 9:20 amSAN San Diego-SYD Sydney Kingsford Smith

18h 39m1 stop San Francisco

1:20 pm - 3:39 pmSYD Sydney Kingsford Smith-SAN San Diego

21h 19m1 stop San Francisco

$1,448United Airlines

Tue, Dec 1 - Mon, Dec 28

11:07 am - 8:30 amSAN San Diego-SYD Sydney Kingsford Smith

26h 23m1 stop Los Angeles

10:40 am - 10:27 amSYD Sydney Kingsford Smith-SAN San Diego

18h 47m1 stop Los Angeles

$1,493Delta

Wed, Dec 2 - Wed, Dec 9

11:15 am - 8:30 amSAN San Diego-SYD Sydney Kingsford Smith

26h 15m1 stop Los Angeles

10:40 am - 6:24 pmSYD Sydney Kingsford Smith-SAN San Diego

26h 44m1 stop Los Angeles

$1,498Delta

Thu, Jan 28 - Mon, Feb 8

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

21h 50m1 stop Vancouver Intl

11:20 am - 3:55 pmSYD Sydney Kingsford Smith-SAN San Diego

23h 35m1 stop Vancouver Intl

$1,905Air Canada

Mon, Mar 1 - Wed, Mar 10

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

21h 50m1 stop Vancouver Intl

11:20 am - 4:10 pmSYD Sydney Kingsford Smith-SAN San Diego

23h 50m1 stop Vancouver Intl

$2,749Air Canada

Mon, Nov 30 - Mon, Dec 7

Cheap last minute flights

Enter your travel dates to find the best prices.

2:30 pm - 8:35 amSAN San Diego-SYD Sydney Kingsford Smith

23h 05m2 stops Los Angeles Auckland Intl

2:05 pm - 5:17 pmSYD Sydney Kingsford Smith-SAN San Diego

22h 12m2 stops Auckland Intl Los Angeles

$1,203Air New Zealand

Fri, Nov 6 - Fri, Nov 20

10:57 am - 8:30 amSAN San Diego-SYD Sydney Kingsford Smith

26h 33m1 stop Los Angeles

10:40 am - 3:31 pmSYD Sydney Kingsford Smith-SAN San Diego

23h 51m1 stop Los Angeles

$1,238Delta

Sun, Nov 8 - Mon, Nov 23

4:45 pm - 8:15 pmSAN San Diego-SYD Sydney Kingsford Smith

32h 30m2 stops Los Angeles Tokyo Haneda

12:25 pm - 1:47 pmSYD Sydney Kingsford Smith-SAN San Diego

44h 22m2 stops Tokyo Haneda San Francisco

$1,240ANA

Sun, Nov 8 - Sun, Nov 22

3:59 pm - 8:30 amSAN San Diego-SYD Sydney Kingsford Smith

21h 31m1 stop Los Angeles

10:40 am - 4:18 pmSYD Sydney Kingsford Smith-SAN San Diego

24h 38m2 stops Los Angeles Salt Lake City

$1,243Delta

Sun, Nov 8 - Mon, Nov 23

6:15 am - 8:30 amSAN San Diego-SYD Sydney Kingsford Smith

31h 15m2 stops Salt Lake City Los Angeles

10:40 am - 11:54 pmSYD Sydney Kingsford Smith-SAN San Diego

32h 14m2 stops Los Angeles Salt Lake City

$1,243Delta

Sun, Nov 8 - Mon, Nov 23

4:25 pm - 6:25 amSAN San Diego-SYD Sydney Kingsford Smith

19h 00m1 stop San Francisco

9:40 pm - 8:13 pmSYD Sydney Kingsford Smith-SAN San Diego

17h 33m1 stop Honolulu

$1,286Multiple Airlines

Fri, Nov 6 - Fri, Nov 20

4:01 pm - 9:05 amSAN San Diego-SYD Sydney Kingsford Smith

22h 04m2 stops San Francisco Los Angeles

11:20 am - 3:32 pmSYD Sydney Kingsford Smith-SAN San Diego

23h 12m2 stops Los Angeles San Francisco

$1,543United Airlines

Sun, Nov 8 - Sun, Nov 22

1:31 pm - 9:20 amSAN San Diego-SYD Sydney Kingsford Smith

24h 49m1 stop San Francisco

11:50 am - 3:32 pmSYD Sydney Kingsford Smith-SAN San Diego

22h 42m1 stop San Francisco

$2,199United Airlines

Mon, Nov 9 - Thu, Nov 12

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

21h 50m1 stop Vancouver Intl

11:20 am - 12:00 pmSYD Sydney Kingsford Smith-SAN San Diego

43h 40m2 stops Vancouver Intl Toronto Pearson Intl

$2,904Air Canada

Mon, Nov 9 - Thu, Nov 12

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

21h 50m1 stop Vancouver Intl

11:20 am - 12:00 pmSYD Sydney Kingsford Smith-SAN San Diego

43h 40m2 stops Vancouver Intl Toronto Pearson Intl

$2,976Air Canada

Mon, Nov 9 - Thu, Nov 12

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Air New Zealand flights from San Diego to Sydney

Our best Air New Zealand deals on San Diego to Sydney flight tickets

Air New Zealand

Feb 2

SAN2:32 pmSan Diego

23h 03m

2 stops

SYD8:35 amSydney Kingsford Smith

Feb 9

SYD11:50 amSydney Kingsford Smith

27h 18m

2 stops

SAN8:08 pmSan Diego

$1,063

Air New Zealand

Feb 1

SAN6:20 amSan Diego

31h 15m

2 stops

SYD8:35 amSydney Kingsford Smith

Feb 10

SYD11:50 amSydney Kingsford Smith

24h 21m

2 stops

SAN5:11 pmSan Diego

$1,069

Air New Zealand

Feb 2

SAN2:32 pmSan Diego

23h 03m

2 stops

SYD8:35 amSydney Kingsford Smith

Feb 8

SYD9:55 amSydney Kingsford Smith

42h 52m

2 stops

SAN9:47 amSan Diego

$1,077

Alaska Airlines flights from San Diego to Sydney

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

Alaska Airlines

Jan 29

SAN4:16 pmSan Diego

19h 09m

1 stop

SYD6:25 amSydney Kingsford Smith

Feb 10

SYD9:25 pmSydney Kingsford Smith

18h 05m

1 stop

SAN8:30 pmSan Diego

$1,126

Alaska Airlines

Jan 29

SAN7:11 amSan Diego

28h 14m

1 stop

SYD6:25 amSydney Kingsford Smith

Feb 7

SYD9:25 pmSydney Kingsford Smith

33h 16m

1 stop

SAN11:41 amSan Diego

$1,133

Alaska Airlines

Feb 2

SAN8:03 pmSan Diego

39h 22m

1 stop

SYD6:25 amSydney Kingsford Smith

Feb 10

SYD9:25 pmSydney Kingsford Smith

18h 05m

1 stop

SAN8:30 pmSan Diego

$1,183

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Tue 2/2

2:32 pm-8:35 am

2 stops23h 03m

Sydney Kingsford Smith

Wed 2/10

11:50 am-8:08 pm

2 stops27h 18m

$1,063

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Tue 2/2

2:32 pm-8:35 am

2 stops23h 03m

Sydney Kingsford Smith

Tue 2/9

11:50 am-8:08 pm

2 stops27h 18m

$1,063

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Sun 2/7

6:10 pm-7:45 pm

1 stop30h 35m

Sydney Kingsford Smith

Sat 2/27

9:40 pm-8:14 pm

1 stop17h 34m

$1,113

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Sun 2/7

7:30 am-9:50 pm

2 stops43h 20m

Sydney Kingsford Smith

Sat 2/27

7:25 pm-8:14 pm

2 stops43h 49m

$1,113

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Wed 12/2

12:10 pm-6:20 am

1 stop23h 10m

Sydney Kingsford Smith

Mon 12/28

11:50 am-1:43 pm

1 stop20h 53m

$1,448

Quickest round-trip

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Tue 12/1

7:41 pm-9:20 am

1 stop18h 39m

Sydney Kingsford Smith

Mon 12/28

1:20 pm-3:39 pm

1 stop21h 19m

$1,448

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Wed 12/2

11:07 am-8:30 am

1 stop26h 23m

Sydney Kingsford Smith

Wed 12/9

10:40 am-10:27 am

1 stop18h 47m

$1,493

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Thu 1/28

11:15 am-8:30 am

1 stop26h 15m

Sydney Kingsford Smith

Mon 2/8

10:40 am-6:24 pm

1 stop26h 44m

$1,498

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Mon 3/1

4:45 pm-9:35 am

1 stop21h 50m

Sydney Kingsford Smith

Wed 3/10

11:20 am-3:55 pm

1 stop23h 35m

$1,905

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

Mon 11/30

4:45 pm-9:35 am

1 stop21h 50m

Sydney Kingsford Smith

Mon 12/7

11:20 am-4:10 pm

1 stop23h 50m

$2,749

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 San Diego to Sydney

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 San Diego and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from $1,137 to $1,358.
The lowest price recently found on this route was $1,069.

What is the cheapest month to fly to Sydney?

In general, April is the cheapest month to fly from San Diego to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,086. If you are unable to visit Sydney during the month of April, then departing from San Diego during the month July is also very affordable. Most momondo users find prices during this month for around $1,145.

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

You are more likely to see cheaper flights to Sydney from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,305 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from San Diego for as low as $1,126 on momondo.

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

You could potentially save up to 14% on your flight if you consider stops on a San Diego to Sydney flight.

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

As of November 2026, prices for San Diego to Sydney flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Sydney

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

Estimated round-trip price

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

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

Best Price Found	$532
Fastest flight time	22h 18m
Direct flights	None

The best one-way flight to Sydney from San Diego in the past 72 hours is $532. The best round-trip flight deal from San Diego to Sydney found on momondo in the last 72 hours is $1,063.

The fastest flight from San Diego to Sydney takes 22h 18m

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

Search flight deals

Frequently asked questions about flying from San Diego to Sydney

How far is San Diego to Sydney Kingsford Smith by plane?
Sydney Kingsford Smith is 7507.7 mi away from San Diego. In terms of flight time, this usually takes a little over 22h 18m.
When did momondo last update prices for flights from San Diego Airport to Sydney Kingsford Smith Airport?
Prices for flights from San Diego Airport to Sydney Kingsford Smith Airport refresh daily.
How many operators does momondo search for flights from San Diego Airport to Sydney Kingsford Smith Airport?
There are 4 operators available for flights from San Diego Airport to Sydney Kingsford Smith Airport as of November 2026.
How old do you have to be to fly from San Diego Airport to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Diego Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The required travel and health documents for your Sydney Kingsford Smith 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 Sydney Kingsford Smith 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 San Diego to Sydney?
Based on momondo bookings for flights between San Diego and Sydney, the leading airline is United Airlines, making up 44% of the total bookings. Other popular airlines include Air Canada with 22%, Delta with 18%, and Air New Zealand with 16%.

Best airlines flying from San Diego to Sydney

Compare and see reviews for airlines that fly from San Diego to Sydney with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $239	Free Cancellation	Rating 7.3 10,459 reviews	Search United Airlines flights
Air Canada	PriceFrom $904	Free Cancellation	Rating 7.1 11,850 reviews	Search Air Canada flights
Delta	PriceFrom $970	Free Cancellation	Rating 7.8 8,696 reviews	Search Delta flights
Air New Zealand	PriceFrom $1,075	Free Cancellation	Rating 8.0 681 reviews	Search Air New Zealand flights

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Why use momondo?

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

It is quick and easy to find San Diego to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

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

Yes. momondo enables you to select and highlight flights to Sydney from San Diego with this policy.

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

Once you have performed a search for San Diego to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for San Diego to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from San Diego to Sydney from $532

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Sydney departing on 3/1. 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 New Zealand flights from San Diego to Sydney

Our best Air New Zealand deals on San Diego to Sydney flight tickets

Alaska Airlines flights from San Diego to Sydney

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

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

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

What is the cheapest month to fly to Sydney?

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

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

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

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

What airlines fly to Sydney?

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

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

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

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

When to book flights from San Diego to Sydney

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from San Diego to Sydney

Best airlines flying from San Diego to Sydney

Compare and see reviews for airlines that fly from San Diego to Sydney with momondo

Traveling to a place near Sydney?

Why use momondo?

An easier way to manage your Sydney 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 Australia

Airports servicing New South Wales

Fly your favorite airline to Sydney

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

Cabin classes currently available on flights to Sydney

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

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

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