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Cheap flights from San Diego to Sydney from $826

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 30/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from San Diego to Sydney.
 Logo
16:20 - 14:40SAN-SYD
29h 20m2 stops
 Logo
16:20 - 22:05SYD-SAN
22h 45m1 stop
$1,317
Find Deal
Wed, 14 May - Fri, 30 May
 Logo
18:27 - 14:40SAN-SYD
27h 13m1 stop
 Logo
16:20 - 22:00SYD-SAN
22h 40m1 stop
$1,395
Find Deal
Thu, 8 May - Mon, 12 May
Air Canada Logo
16:55 - 07:20SAN-SYD
21h 25m1 stop
Air Canada Logo
09:20 - 12:00SYD-SAN
19h 40m1 stop
$1,591Air Canada
Find Deal
Fri, 6 Jun - Fri, 13 Jun
Air Canada Logo
17:00 - 07:20SAN-SYD
21h 20m1 stop
Air Canada Logo
09:20 - 11:52SYD-SAN
19h 32m1 stop
$1,670Air Canada
Find Deal
Fri, 29 Aug - Tue, 9 Sep
Alaska Airlines Logo
16:27 - 18:30SAN-SYD
33h 03m2 stops
Alaska Airlines Logo
21:40 - 07:40SYD-SAN
27h 00m2 stops
$1,820Alaska Airlines
Find Deal
Sat, 3 May - Tue, 13 May
Alaska Airlines Logo
06:15 - 19:45SAN-SYD
20h 30m2 stops
Alaska Airlines Logo
21:40 - 09:13SYD-SAN
28h 33m2 stops
$1,825Alaska Airlines
Find Deal
Fri, 29 Aug - Tue, 9 Sep
Hawaiian Airlines Logo
08:35 - 19:45SAN-SYD
18h 10m1 stop
Hawaiian Airlines Logo
21:40 - 07:25SYD-SAN
26h 45m1 stop
$1,947Hawaiian Airlines
Find Deal
Fri, 16 May - Sun, 25 May
United Airlines Logo
16:00 - 06:55SAN-SYD
21h 55m1 stop
United Airlines Logo
10:20 - 20:16SYD-SAN
26h 56m1 stop
$2,066United Airlines
Find Deal
Thu, 26 Jun - Tue, 8 Jul
Hawaiian Airlines Logo
08:35 - 19:45SAN-SYD
18h 10m1 stop
Hawaiian Airlines Logo
21:40 - 07:30SYD-SAN
26h 50m1 stop
$2,213Hawaiian Airlines
Find Deal
Sat, 19 Apr - Sun, 11 May
United Airlines Logo
13:43 - 06:55SAN-SYD
24h 12m1 stop
United Airlines Logo
09:30 - 17:51SYD-SAN
25h 21m1 stop
$2,224United Airlines
Find Deal
Wed, 30 Apr - Tue, 13 May

Air Canada flights from San Diego to Sydney

Our best Air Canada deals on San Diego to Sydney flight tickets
Air Canada
6 June
SAN16:55San Diego
21h 25m
1 stop
SYD07:20Sydney Kingsford Smith
13 June
SYD09:20Sydney Kingsford Smith
19h 40m
1 stop
SAN12:00San Diego
Air Canada
29 Aug
SAN17:00San Diego
21h 20m
1 stop
SYD07:20Sydney Kingsford Smith
9 Sept
SYD09:20Sydney Kingsford Smith
19h 32m
1 stop
SAN11:52San Diego
Air Canada
5 Sept
SAN12:40San Diego
25h 40m
1 stop
SYD07:20Sydney Kingsford Smith
12 Sept
SYD09:20Sydney Kingsford Smith
19h 32m
1 stop
SAN11:52San Diego

Alaska Airlines flights from San Diego to Sydney

Our best Alaska Airlines deals on San Diego to Sydney flight tickets
Alaska Airlines
3 May
SAN16:27San Diego
33h 03m
2 stops
SYD18:30Sydney Kingsford Smith
16 May
SYD21:40Sydney Kingsford Smith
26h 55m
2 stops
SAN07:35San Diego
Alaska Airlines
29 Aug
SAN06:15San Diego
20h 30m
2 stops
SYD19:45Sydney Kingsford Smith
9 Sept
SYD21:40Sydney Kingsford Smith
28h 33m
2 stops
SAN09:13San Diego
Alaska Airlines
14 May
SAN16:27San Diego
34h 18m
2 stops
SYD19:45Sydney Kingsford Smith
30 May
SYD21:40Sydney Kingsford Smith
26h 55m
2 stops
SAN07:35San Diego

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?

The month of August is, on average, the cheapest month to fly to Sydney from San Diego, with most prices found around $1,593. If you aren’t able to travel to Sydney during the month of August, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,667.

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

Our data shows that Wednesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $0. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $2,003.

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 midday. momondo users have found flights departing from San Diego to Sydney at midday for as low as $0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,893 on average. Flights to Sydney from San Diego in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 21 weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,897 when searching 21 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 $1,550 on momondo.

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

As of April 2025, 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 return 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

$826

Fastest flight time

17h 30m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from San Diego in the past 72 hours is $826. The best return flight deal from San Diego to Sydney found on momondo in the last 72 hours is $1,317.
The fastest flight from San Diego to Sydney takes 17h 30m
There are no direct flights from San Diego to Sydney. Popular non-direct route for this connection is San Diego Airport - Sydney Kingsford Smith Airport.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

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

    A flight from San Diego to Sydney Kingsford Smith will travel around 12082.4 km. Flights usually cover this in 17h 30m, depending on flying conditions and air traffic around both airports.

  • 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 are refreshed on a daily basis.

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify 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 necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted 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
United AirlinesPriceFrom $1,152Free cancellationRating
7.4
8,619 reviews
Search United Airlines flights

Travelling to a place near Sydney?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from San Diego.

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

momondo does allow users to show only those flights to Sydney from San Diego which offer a flexible booking policy as well as other useful filters and features.

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?

Price alerts on flights to Sydney from San Diego are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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