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

ANA, Fiji Airways, and Alaska Airlines are the most popular carriers operating from San Diego to Sydney Kingsford Smith

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

Flights via Vancouver (YVR) offer the lowest average round-trip price of $929.

What airlines fly to Sydney?

United Airlines, Delta and Air Canada 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 64% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 7 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

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 29m.

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: 18h 15m.

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

Los Angeles (LAX) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

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 7 operators available for flights from San Diego Airport to Sydney Kingsford Smith Airport as of November 2025.

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.

$528 Cheap Flights from San Diego to Sydney in 2025/26

Q: 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 $950 to $1,212. The lowest price recently found on this route was $845.

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12:45 pm - 9:35 amSAN-SYD

25h 50m1 stop

9:20 pm - 11:03 amSYD-SAN

32h 43m2 stops

$845Multiple Airlines

Find Deal

Tue, Feb 24 - Sat, Mar 7

6:10 pm - 9:35 amSAN-SYD

20h 25m1 stop

11:20 am - 5:24 pmSYD-SAN

25h 04m1 stop

$899Air Canada

Find Deal

Sun, Nov 16 - Sun, Dec 14

7:50 pm - 9:15 amSAN-SYD

18h 25m1 stop

2:00 pm - 3:02 pmSYD-SAN

20h 02m1 stop

$963United Airlines

Find Deal

Sun, Nov 16 - Sun, Dec 14

4:04 pm - 8:30 amSAN-SYD

21h 26m1 stop

10:40 am - 3:23 pmSYD-SAN

23h 43m1 stop

$982Delta

Find Deal

Tue, Dec 2 - Tue, Dec 9

1:05 pm - 9:15 amSAN-SYD

25h 10m1 stop

2:00 pm - 8:48 pmSYD-SAN

25h 48m1 stop

$1,013United Airlines

Find Deal

Tue, Dec 2 - Sat, Dec 20

10:00 am - 7:30 amSAN-SYD

27h 30m1 stop

9:40 am - 9:19 amSYD-SAN

17h 39m1 stop

$1,023Delta

Find Deal

Thu, Mar 12 - Mon, Mar 16

6:15 am - 10:30 amSAN-SYD

33h 15m2 stops

7:15 pm - 7:52 pmSYD-SAN

43h 37m2 stops

$1,156Air New Zealand

Find Deal

Sat, Nov 29 - Sat, Dec 6

7:28 pm - 7:45 pmSAN-SYD

29h 17m2 stops

9:40 pm - 11:14 pmSYD-SAN

20h 34m2 stops

$1,160Alaska Airlines

Find Deal

Thu, Dec 4 - Mon, Dec 22

5:10 pm - 7:45 pmSAN-SYD

31h 35m1 stop

9:40 pm - 7:20 amSYD-SAN

28h 40m2 stops

$1,176Alaska Airlines

Find Deal

Tue, Dec 2 - Sat, Dec 20

4:00 pm - 10:30 amSAN-SYD

23h 30m2 stops

1:55 pm - 7:54 pmSYD-SAN

24h 59m2 stops

$1,180Air New Zealand

Find Deal

Tue, Jan 27 - Wed, Feb 11

Air Canada flights from San Diego to Sydney

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

Air Canada

Nov 16

SAN6:10 pmSan Diego

20h 25m

1 stop

SYD9:35 amSydney Kingsford Smith

Dec 14

SYD11:20 amSydney Kingsford Smith

25h 04m

1 stop

SAN5:24 pmSan Diego

$899

Find similar

Air Canada

Mar 1

SAN6:10 pmSan Diego

20h 25m

1 stop

SYD9:35 amSydney Kingsford Smith

Mar 12

SYD10:25 amSydney Kingsford Smith

24h 59m

1 stop

SAN5:24 pmSan Diego

$932

Find similar

Air Canada

Mar 1

SAN12:45 pmSan Diego

25h 50m

1 stop

SYD9:35 amSydney Kingsford Smith

Mar 12

SYD10:25 amSydney Kingsford Smith

24h 59m

1 stop

SAN5:24 pmSan Diego

$949

Find similar

United Airlines flights from San Diego to Sydney

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

United Airlines

Nov 16

SAN7:50 pmSan Diego

18h 25m

1 stop

SYD9:15 amSydney Kingsford Smith

Dec 14

SYD2:00 pmSydney Kingsford Smith

20h 02m

1 stop

SAN3:02 pmSan Diego

$963

Find similar

United Airlines

Dec 2

SAN1:05 pmSan Diego

25h 10m

1 stop

SYD9:15 amSydney Kingsford Smith

Dec 20

SYD2:00 pmSydney Kingsford Smith

25h 48m

1 stop

SAN8:48 pmSan Diego

$1,013

Find similar

United Airlines

Dec 2

SAN1:05 pmSan Diego

25h 00m

2 stops

SYD9:05 amSydney Kingsford Smith

Dec 20

SYD2:00 pmSydney Kingsford Smith

24h 57m

2 stops

SAN7:57 pmSan Diego

$1,018

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 2/24

12:45 pm-9:35 am

1 stop25h 50m

Sydney Kingsford Smith

Sat 3/7

9:20 pm-11:03 am

2 stops32h 43m

$845

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 11/16

6:10 pm-9:35 am

1 stop20h 25m

Sydney Kingsford Smith

Sun 12/14

11:20 am-5:24 pm

1 stop25h 04m

$899

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 11/16

7:50 pm-9:15 am

1 stop18h 25m

Sydney Kingsford Smith

Sun 12/14

2:00 pm-3:02 pm

1 stop20h 02m

$963

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 12/2

4:04 pm-8:30 am

1 stop21h 26m

Sydney Kingsford Smith

Tue 12/9

10:40 am-3:23 pm

1 stop23h 43m

$982

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 12/2

1:05 pm-9:15 am

1 stop25h 10m

Sydney Kingsford Smith

Sat 12/20

2:00 pm-8:48 pm

1 stop25h 48m

$1,013

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Thu 3/12

10:00 am-7:30 am

1 stop27h 30m

Sydney Kingsford Smith

Mon 3/16

9:40 am-9:19 am

1 stop17h 39m

$1,023

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 11/29

6:15 am-10:30 am

2 stops33h 15m

Sydney Kingsford Smith

Sat 12/6

7:15 pm-7:52 pm

2 stops43h 37m

$1,156

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Thu 12/4

7:28 pm-7:45 pm

2 stops29h 17m

Sydney Kingsford Smith

Mon 12/22

9:40 pm-11:14 pm

2 stops20h 34m

$1,160

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 12/2

5:10 pm-7:45 pm

1 stop31h 35m

Sydney Kingsford Smith

Sat 12/20

9:40 pm-7:20 am

2 stops28h 40m

$1,176

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 1/27

4:00 pm-10:30 am

2 stops23h 30m

Sydney Kingsford Smith

Wed 2/11

1:55 pm-7:54 pm

2 stops24h 59m

$1,180

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?

What is the cheapest month to fly to Sydney?

In general, August 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 $949. If you are unable to visit Sydney during the month of August, then departing from San Diego during the month September is also very affordable. Most momondo users find prices during this month for around $965.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from San Diego to Sydney is on a Monday when prices can be found for as low as $1,157. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $1,453.

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

According to our data, the cheapest time of day to fly to Sydney is at noon. momondo users have found flights departing from San Diego to Sydney at noon for as low as $1,128. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the afternoon, with an average ticket price of $1,286. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight 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 $1,098 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 $934 on momondo.

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

You could potentially save up to 3% 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 2025, prices for San Diego to Sydney flights are approximately 31% cheaper 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

Direct flights	None

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

Search flight deals

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 17h 31m.
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 7 operators available for flights from San Diego Airport to Sydney Kingsford Smith Airport as of November 2025.
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 55% of the total bookings. Other popular airlines include Delta with 17%, Air Canada with 12%, and Air New Zealand with 5%.

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
Air Canada	PriceFrom $771	Free Cancellation	Rating 7.1 10,416 reviews	Search Air Canada flights
American Airlines	PriceFrom $845	Free Cancellation	Rating 7.2 11,040 reviews	Search American Airlines flights
United Airlines	PriceFrom $899	Free Cancellation	Rating 7.4 9,007 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $934	Free Cancellation	Rating 8.0 11,246 reviews	Search Alaska Airlines flights
Delta	PriceFrom $949	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
Air New Zealand	PriceFrom $956	Free Cancellation	Rating 8.0 526 reviews	Search Air New Zealand flights
Hawaiian Airlines	PriceFrom $1,138	Free Cancellation	Rating 7.8 2,804 reviews	Search Hawaiian Airlines flights

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Cronulla

Manly

Penrith

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Charlestown

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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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Flights to Canberrafrom $947

Flights to Darwinfrom $1,057

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Flights to Launcestonfrom $1,330

Flights to Ballinafrom $1,442

Cheap flights from San Diego to Sydney from $528

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 12/3. 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 San Diego to Sydney

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

United Airlines flights from San Diego to Sydney

Our best United 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

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 San Diego and Sydney?

What is the cheapest month to fly to Sydney?

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from San Diego to Sydney is on a Monday when prices can be found for as low as $1,157. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $1,453.

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

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

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

You could potentially save up to 3% 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 2025, prices for San Diego to Sydney flights are approximately 31% cheaper when compared to flights at the same time last year.

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

ANA, Fiji Airways, and Alaska Airlines are the most popular carriers operating 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?

Los Angeles (LAX) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Vancouver (YVR) offer the lowest average round-trip price of $929.

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: 18h 15m.

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 29m.

When to book flights from San Diego to Sydney

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

Direct flights

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

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

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

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

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

What is the most popular airline 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?

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

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

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

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

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