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 53% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 5 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 travel time from San Diego to Sydney?

Flights connecting via Los Angeles (LAX) have the shortest average one-way travel time: 18h 07m.

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: 1h 55m.

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

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

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

Los Angeles (LAX) was the most common stop: 69% 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 $878.

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 5 operators available for flights from San Diego Airport to Sydney Kingsford Smith Airport as of August 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.

$547 Cheap Flights from San Diego to Sydney in 2026

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Find the cheapest flights from San Diego to Sydney

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6:20 am - 10:35 amSAN San Diego-SYD Sydney Kingsford Smith

33h 15m2 stops Los Angeles Los Angeles Auckland Intl

9:55 am - 8:24 pmSYD Sydney Kingsford Smith-SAN San Diego

29h 29m2 stops Auckland Intl Los Angeles Los Angeles

$1,017Air New Zealand

lun., nov. 2 - mié., nov. 18

2:30 pm - 10:35 amSAN San Diego-SYD Sydney Kingsford Smith

26h 05m2 stops Los Angeles Los Angeles Auckland Intl

11:50 am - 5:17 pmSYD Sydney Kingsford Smith-SAN San Diego

24h 27m2 stops Auckland Intl Los Angeles Los Angeles

$1,017Air New Zealand

lun., oct. 26 - lun., nov. 2

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

32h 30m2 stops Los Angeles Los Angeles Tokyo Haneda

12:25 pm - 5:59 pmSYD Sydney Kingsford Smith-SAN San Diego

24h 34m2 stops Tokyo Haneda Vancouver Intl

$1,050Multiple Airlines

lun., nov. 2 - mié., nov. 18

3:57 pm - 6:50 pmSAN San Diego-SYD Sydney Kingsford Smith

33h 53m1 stop Honolulu

8:45 pm - 8:59 pmSYD Sydney Kingsford Smith-SAN San Diego

17h 14m1 stop Honolulu

$1,084Multiple Airlines

mar., ago. 18 - dom., sep. 6

1:24 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

24h 31m1 stop San Francisco

9:30 am - 5:26 pmSYD Sydney Kingsford Smith-SAN San Diego

24h 56m1 stop Los Angeles Los Angeles

$1,237United Airlines

mar., ago. 18 - dom., sep. 6

1:24 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

24h 31m1 stop San Francisco

9:30 am - 5:26 pmSYD Sydney Kingsford Smith-SAN San Diego

24h 56m1 stop Los Angeles Los Angeles

$1,238United Airlines

mar., ago. 18 - mié., ago. 26

1:25 pm - 6:50 amSAN San Diego-SYD Sydney Kingsford Smith

24h 25m2 stops Salt Lake City Los Angeles Los Angeles

9:15 am - 3:10 pmSYD Sydney Kingsford Smith-SAN San Diego

22h 55m1 stop Los Angeles Los Angeles

$1,293Delta

mié., ago. 19 - mié., ago. 26

3:07 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

21h 48m1 stop Dallas/Fort Worth

2:05 pm - 5:52 pmSYD Sydney Kingsford Smith-SAN San Diego

22h 47m1 stop Dallas/Fort Worth

$1,304American Airlines

lun., oct. 26 - lun., nov. 2

2:18 pm - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

21h 37m1 stop Dallas/Fort Worth

2:05 pm - 8:35 pmSYD Sydney Kingsford Smith-SAN San Diego

25h 30m1 stop Dallas/Fort Worth

$1,304American Airlines

dom., nov. 1 - mié., nov. 11

3:00 pm - 8:30 amSAN San Diego-SYD Sydney Kingsford Smith

22h 30m1 stop Los Angeles Los Angeles

10:40 am - 10:23 amSYD Sydney Kingsford Smith-SAN San Diego

18h 43m1 stop Los Angeles Los Angeles

$1,307Delta

lun., nov. 2 - mié., nov. 18

Cheap last minute flights

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6:15 am - 8:45 amSAN San Diego-SYD Sydney Kingsford Smith

33h 30m2 stops San Francisco Auckland Intl

9:55 am - 12:13 pmSYD Sydney Kingsford Smith-SAN San Diego

43h 18m2 stops Auckland Intl San Francisco

$1,045Air New Zealand

dom., ago. 9 - mar., ago. 25

5:16 pm - 6:50 pmSAN San Diego-SYD Sydney Kingsford Smith

32h 34m1 stop Honolulu

8:45 pm - 6:52 amSYD Sydney Kingsford Smith-SAN San Diego

27h 07m1 stop Honolulu

$1,077Multiple Airlines

dom., ago. 9 - dom., ago. 23

3:57 pm - 6:50 pmSAN San Diego-SYD Sydney Kingsford Smith

33h 53m1 stop Honolulu

8:45 pm - 6:32 amSYD Sydney Kingsford Smith-SAN San Diego

26h 47m1 stop Honolulu

$1,101Multiple Airlines

dom., ago. 9 - dom., ago. 16

6:27 pm - 8:45 amSAN San Diego-SYD Sydney Kingsford Smith

21h 18m2 stops San Francisco Auckland Intl

9:55 am - 6:35 pmSYD Sydney Kingsford Smith-SAN San Diego

25h 40m2 stops Auckland Intl San Francisco

$1,124Air New Zealand

lun., ago. 10 - mié., sep. 2

4:22 pm - 7:30 amSAN San Diego-SYD Sydney Kingsford Smith

22h 08m2 stops Phoenix Sky Harbor Intl Los Angeles Los Angeles

9:10 am - 6:18 pmSYD Sydney Kingsford Smith-SAN San Diego

26h 08m2 stops Los Angeles Los Angeles Phoenix Sky Harbor Intl

$1,188American Airlines

dom., ago. 9 - dom., ago. 16

4:22 pm - 7:05 amSAN San Diego-SYD Sydney Kingsford Smith

21h 43m2 stops Phoenix Sky Harbor Intl Los Angeles Los Angeles

9:10 am - 3:26 pmSYD Sydney Kingsford Smith-SAN San Diego

23h 16m2 stops Los Angeles Los Angeles Phoenix Sky Harbor Intl

$1,225American Airlines

dom., ago. 9 - mar., ago. 25

8:32 pm - 7:00 amSAN San Diego-SYD Sydney Kingsford Smith

17h 28m1 stop Los Angeles Los Angeles

9:30 am - 11:35 amSYD Sydney Kingsford Smith-SAN San Diego

19h 05m1 stop Los Angeles Los Angeles

$1,228United Airlines

dom., ago. 9 - mar., ago. 25

11:44 am - 7:00 amSAN San Diego-SYD Sydney Kingsford Smith

26h 16m2 stops San Francisco Los Angeles Los Angeles

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

16h 58m1 stop San Francisco

$1,228United Airlines

dom., ago. 9 - mar., ago. 25

11:01 am - 6:55 amSAN San Diego-SYD Sydney Kingsford Smith

26h 54m1 stop San Francisco

9:30 am - 11:35 amSYD Sydney Kingsford Smith-SAN San Diego

19h 05m1 stop Los Angeles Los Angeles

$1,244Air Canada

dom., ago. 9 - mar., ago. 25

7:10 am - 7:20 amSAN San Diego-SYD Sydney Kingsford Smith

31h 10m2 stops San Francisco Vancouver Intl

9:20 am - 10:18 amSYD Sydney Kingsford Smith-SAN San Diego

41h 58m2 stops Vancouver Intl San Francisco

$2,206Air Canada

dom., ago. 9 - jue., ago. 13

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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

Oct 26

SAN2:30 pmSan Diego

26h 05m

2 stops

SYD10:35 amSydney Kingsford Smith

Nov 2

SYD11:50 amSydney Kingsford Smith

24h 27m

2 stops

SAN5:17 pmSan Diego

$1,017

Air New Zealand

Oct 27

SAN4:45 pmSan Diego

26h 05m

2 stops

SYD12:50 pmSydney Kingsford Smith

Nov 7

SYD7:25 pmSydney Kingsford Smith

47h 54m

2 stops

SAN12:19 amSan Diego

$1,037

Air New Zealand

Aug 9

SAN6:15 amSan Diego

33h 30m

2 stops

SYD8:45 amSydney Kingsford Smith

Aug 25

SYD9:55 amSydney Kingsford Smith

43h 18m

2 stops

SAN12:13 pmSan Diego

$1,045

Alaska Airlines flights from San Diego to Sydney

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

Alaska Airlines

Oct 13

SAN5:00 pmSan Diego

31h 50m

1 stop

SYD6:50 pmSydney Kingsford Smith

Oct 20

SYD8:45 pmSydney Kingsford Smith

17h 54m

1 stop

SAN8:39 pmSan Diego

$1,107

Alaska Airlines

Jan 25

SAN5:35 pmSan Diego

31h 10m

1 stop

SYD7:45 pmSydney Kingsford Smith

Mar 16

SYD9:40 pmSydney Kingsford Smith

27h 10m

1 stop

SAN6:50 amSan Diego

$1,108

Alaska Airlines

Oct 13

SAN8:35 amSan Diego

40h 15m

1 stop

SYD6:50 pmSydney Kingsford Smith

Oct 20

SYD8:45 pmSydney Kingsford Smith

17h 54m

1 stop

SAN8:39 pmSan Diego

$1,117

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

lun. 11/2

6:20 am-10:35 am

2 stops33h 15m

Sydney Kingsford Smith

mié. 11/18

9:55 am-8:24 pm

2 stops29h 29m

$1,017

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

lun. 10/26

2:30 pm-10:35 am

2 stops26h 05m

Sydney Kingsford Smith

lun. 11/2

11:50 am-5:17 pm

2 stops24h 27m

$1,017

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

lun. 11/2

4:45 pm-8:15 pm

2 stops32h 30m

Sydney Kingsford Smith

mié. 11/18

12:25 pm-5:59 pm

2 stops24h 34m

$1,050

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

mar. 8/18

3:57 pm-6:50 pm

1 stop33h 53m

Sydney Kingsford Smith

dom. 9/6

8:45 pm-8:59 pm

1 stop17h 14m

$1,084

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

mar. 8/18

1:24 pm-6:55 am

1 stop24h 31m

Sydney Kingsford Smith

dom. 9/6

9:30 am-5:26 pm

1 stop24h 56m

$1,237

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

mar. 8/18

1:24 pm-6:55 am

1 stop24h 31m

Sydney Kingsford Smith

mié. 8/26

9:30 am-5:26 pm

1 stop24h 56m

$1,238

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

mié. 8/19

1:25 pm-6:50 am

2 stops24h 25m

Sydney Kingsford Smith

mié. 8/26

9:15 am-3:10 pm

1 stop22h 55m

$1,293

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

lun. 10/26

3:07 pm-6:55 am

1 stop21h 48m

Sydney Kingsford Smith

lun. 11/2

2:05 pm-5:52 pm

1 stop22h 47m

$1,304

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

dom. 11/1

2:18 pm-6:55 am

1 stop21h 37m

Sydney Kingsford Smith

mié. 11/11

2:05 pm-8:35 pm

1 stop25h 30m

$1,304

Quickest round-trip

San DiegoSydney

SAN San Diego - SYD Sydney Kingsford Smith

SANSYD

San Diego

lun. 11/2

3:00 pm-8:30 am

1 stop22h 30m

Sydney Kingsford Smith

mié. 11/18

10:40 am-10:23 am

1 stop18h 43m

$1,307

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 typical for flights on this route.

Typical prices usually range from $949 to $1,302.
The lowest price recently found on this route was $1,017.

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 $820. If you are unable to visit Sydney during the month of April, then departing from San Diego during the month November is also very affordable. Most momondo users find prices during this month for around $959.

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 $1,170 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 $848 on momondo.

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

You could potentially save up to 6% 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 August 2026, prices for San Diego to Sydney flights are approximately 33% 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

Fastest flight time	22h 45m
Direct flights	None

The fastest flight from San Diego to Sydney takes 22h 45m

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

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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 45m.
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 5 operators available for flights from San Diego Airport to Sydney Kingsford Smith Airport as of August 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 46% of the total bookings. Other popular airlines include Delta with 19%, Air Canada with 16%, and Air New Zealand with 14%.

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 $737	Free Cancellation	Rating 7.1 11,449 reviews	Search Air Canada flights
United Airlines	PriceFrom $771	Free Cancellation	Rating 7.4 10,085 reviews	Search United Airlines flights
American Airlines	PriceFrom $881	Free Cancellation	Rating 7.1 11,884 reviews	Search American Airlines flights
Delta	PriceFrom $949	Free Cancellation	Rating 7.8 8,502 reviews	Search Delta flights
Air New Zealand	PriceFrom $1,042	Free Cancellation	Rating 8.0 659 reviews	Search Air New Zealand flights

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Randwick

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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 $547

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 12/6. 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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See travel insights to Sydney from

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

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.

Popular cities in Australia

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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