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Cheap flights from San Diego to Sydney from $504

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 2/3. 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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0 bags

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Find the cheapest flights from San Diego to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
4:00 pm - 6:10 am
SAN
-
SYD
19h 10m1 stop
Qantas Airways Logo
7:15 pm - 12:29 pm
SYD
-
SAN
36h 14m2 stops
$984Qantas Airways
Tue, Feb 3 - Tue, Feb 10
Air New Zealand Logo
11:05 am - 8:45 am
SAN
-
SYD
26h 40m2 stops
Air New Zealand Logo
1:55 pm - 5:29 pm
SYD
-
SAN
22h 34m2 stops
$995Air New Zealand
Wed, Feb 18 - Wed, Mar 4
Air New Zealand Logo
11:05 am - 10:30 am
SAN
-
SYD
28h 25m2 stops
Air New Zealand Logo
1:55 pm - 7:48 pm
SYD
-
SAN
23h 53m2 stops
$998Air New Zealand
Sun, Mar 1 - Wed, Mar 18
Air New Zealand Logo
8:45 pm - 8:45 am
SAN
-
SYD
43h 00m2 stops
Air New Zealand Logo
9:55 am - 5:24 pm
SYD
-
SAN
24h 29m2 stops
$1,000Air New Zealand
Sat, May 2 - Wed, May 13
Air New Zealand Logo
6:20 am - 10:40 am
SAN
-
SYD
35h 20m2 stops
Air New Zealand Logo
11:55 am - 5:12 pm
SYD
-
SAN
22h 17m2 stops
$1,005Air New Zealand
Sun, Apr 12 - Tue, Apr 21
Qantas Airways Logo
4:00 pm - 6:10 am
SAN
-
SYD
19h 10m1 stop
Qantas Airways Logo
7:15 pm - 6:23 pm
SYD
-
SAN
42h 08m2 stops
$1,016Qantas Airways
Tue, Feb 3 - Tue, Feb 17
Air New Zealand Logo
11:08 am - 8:45 am
SAN
-
SYD
26h 37m2 stops
Air New Zealand Logo
7:45 am - 5:29 pm
SYD
-
SAN
28h 44m2 stops
$1,021Air New Zealand
Tue, Feb 10 - Tue, Feb 17
Air New Zealand Logo
11:08 am - 10:30 am
SAN
-
SYD
28h 22m2 stops
Air New Zealand Logo
7:45 am - 10:24 am
SYD
-
SAN
45h 39m2 stops
$1,023Air New Zealand
Tue, Feb 10 - Tue, Feb 17
Air New Zealand Logo
6:10 pm - 8:45 am
SAN
-
SYD
43h 35m2 stops
Air New Zealand Logo
7:15 pm - 7:48 pm
SYD
-
SAN
42h 33m2 stops
$1,026Air New Zealand
Sat, Feb 28 - Sat, Mar 14
Qantas Airways Logo
9:11 am - 6:10 am
SAN
-
SYD
25h 59m1 stop
Qantas Airways Logo
7:15 pm - 6:23 pm
SYD
-
SAN
42h 08m2 stops
$1,032Qantas Airways
Tue, Feb 3 - Tue, Feb 17

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 18
SAN11:05 amSan Diego
26h 40m
2 stops
SYD8:45 amSydney Kingsford Smith
Mar 4
SYD1:55 pmSydney Kingsford Smith
22h 34m
2 stops
SAN5:29 pmSan Diego
$995
Air New Zealand
Mar 1
SAN11:05 amSan Diego
28h 25m
2 stops
SYD10:30 amSydney Kingsford Smith
Mar 18
SYD1:55 pmSydney Kingsford Smith
23h 53m
2 stops
SAN7:48 pmSan Diego
$998
Air New Zealand
May 2
SAN8:45 pmSan Diego
43h 00m
2 stops
SYD8:45 amSydney Kingsford Smith
May 13
SYD9:55 amSydney Kingsford Smith
24h 29m
2 stops
SAN5:24 pmSan Diego
$1,000

Qantas Airways flights from San Diego to Sydney

Our best Qantas Airways deals on San Diego to Sydney flight tickets
Qantas Airways
Feb 3
SAN4:00 pmSan Diego
19h 10m
1 stop
SYD6:10 amSydney Kingsford Smith
Feb 10
SYD7:15 pmSydney Kingsford Smith
36h 14m
2 stops
SAN12:29 pmSan Diego
$984
Qantas Airways
Feb 3
SAN4:00 pmSan Diego
19h 10m
1 stop
SYD6:10 amSydney Kingsford Smith
Feb 17
SYD7:15 pmSydney Kingsford Smith
42h 08m
2 stops
SAN6:23 pmSan Diego
$1,016
Qantas Airways
Feb 3
SAN9:11 amSan Diego
25h 59m
1 stop
SYD6:10 amSydney Kingsford Smith
Feb 17
SYD7:15 pmSydney Kingsford Smith
42h 08m
2 stops
SAN6:23 pmSan Diego
$1,032

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Sydney 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 January 8, 2026.
Use the filters below to find and compare flights from San Diego to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 2/3

4:00 pm-6:10 am

1 stop19h 10m

Sydney Kingsford Smith

Tue 2/10

7:15 pm-12:29 pm

2 stops36h 14m

$984

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Wed 2/18

11:05 am-8:45 am

2 stops26h 40m

Sydney Kingsford Smith

Wed 3/4

1:55 pm-5:29 pm

2 stops22h 34m

$995

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 3/1

11:05 am-10:30 am

2 stops28h 25m

Sydney Kingsford Smith

Wed 3/18

1:55 pm-7:48 pm

2 stops23h 53m

$998

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 5/2

8:45 pm-8:45 am

2 stops43h 00m

Sydney Kingsford Smith

Wed 5/13

9:55 am-5:24 pm

2 stops24h 29m

$1,000

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sun 4/12

6:20 am-10:40 am

2 stops35h 20m

Sydney Kingsford Smith

Tue 4/21

11:55 am-5:12 pm

2 stops22h 17m

$1,005

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 2/3

4:00 pm-6:10 am

1 stop19h 10m

Sydney Kingsford Smith

Tue 2/17

7:15 pm-6:23 pm

2 stops42h 08m

$1,016

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 2/10

11:08 am-8:45 am

2 stops26h 37m

Sydney Kingsford Smith

Tue 2/17

7:45 am-5:29 pm

2 stops28h 44m

$1,021

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 2/10

11:08 am-10:30 am

2 stops28h 22m

Sydney Kingsford Smith

Tue 2/17

7:45 am-10:24 am

2 stops45h 39m

$1,023

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Sat 2/28

6:10 pm-8:45 am

2 stops43h 35m

Sydney Kingsford Smith

Sat 3/14

7:15 pm-7:48 pm

2 stops42h 33m

$1,026

San DiegoSydney

SAN - SYD

SANSYD

San Diego

Tue 2/3

9:11 am-6:10 am

1 stop25h 59m

Sydney Kingsford Smith

Tue 2/17

7:15 pm-6:23 pm

2 stops42h 08m

$1,032

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 Sydney from

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 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 $952.

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 $1,101 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 $926 on momondo.

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

You could potentially save up to 10% 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 January 2026, prices for San Diego to Sydney flights are approximately 14% 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 10m

Direct flights

None
The fastest flight from San Diego to Sydney takes 22h 10m
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 22h 10m.

  • 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?

  • 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?

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 CanadaPriceFrom $779Free CancellationRating
7.1
10,603 reviews
Search Air Canada flights
American AirlinesPriceFrom $845Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
United AirlinesPriceFrom $900Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $934Free CancellationRating
8.0
11,661 reviews
Search Alaska Airlines flights
DeltaPriceFrom $949Free CancellationRating
7.9
8,025 reviews
Search Delta flights
Air New ZealandPriceFrom $956Free CancellationRating
8.0
565 reviews
Search Air New Zealand flights
Hawaiian AirlinesPriceFrom $1,152Free CancellationRating
7.8
2,824 reviews
Search Hawaiian Airlines flights

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Katoomba
Wollongong
Randwick
Coogee
Manly
Cronulla
Lithgow
Penrith
Leura
Charlestown
Terrigal
Swansea

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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