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Cheap flights from San Diego to Sydney from $537

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 7/5. 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

KAYAK's recommended round-trip deals from the most popular airlines that fly from San Diego to Sydney.
Air New Zealand Logo
10:54 am - 8:45 amSAN-SYD
28h 51m2 stops
Air New Zealand Logo
11:50 am - 7:46 pmSYD-SAN
24h 56m2 stops
$982Air New Zealand
Find Deal
Mon, Aug 11 - Mon, Aug 25
Air New Zealand Logo
10:54 am - 10:35 amSAN-SYD
30h 41m2 stops
Air New Zealand Logo
11:50 am - 7:51 pmSYD-SAN
25h 01m2 stops
$983Air New Zealand
Find Deal
Wed, Aug 6 - Wed, Aug 13
Hawaiian Airlines Logo
9:15 am - 7:45 pmSAN-SYD
17h 30m1 stop
Hawaiian Airlines Logo
9:40 pm - 9:19 pmSYD-SAN
16h 39m1 stop
$1,152Hawaiian Airlines
Find Deal
Thu, Jul 31 - Tue, Aug 12
Alaska Airlines Logo
9:15 am - 7:45 pmSAN-SYD
17h 30m1 stop
Alaska Airlines Logo
9:40 pm - 9:19 pmSYD-SAN
16h 39m1 stop
$1,157Alaska Airlines
Find Deal
Thu, Jul 31 - Tue, Aug 12
Alaska Airlines Logo
8:35 am - 7:45 pmSAN-SYD
18h 10m1 stop
Alaska Airlines Logo
9:40 pm - 7:18 amSYD-SAN
26h 38m2 stops
$1,158Alaska Airlines
Find Deal
Thu, May 29 - Tue, Jun 17
Hawaiian Airlines Logo
5:45 pm - 7:45 pmSAN-SYD
33h 00m1 stop
Hawaiian Airlines Logo
9:40 pm - 9:58 pmSYD-SAN
17h 18m1 stop
$1,175Hawaiian Airlines
Find Deal
Fri, Aug 15 - Fri, Aug 22
United Airlines Logo
4:00 pm - 6:55 amSAN-SYD
21h 55m1 stop
United Airlines Logo
9:30 am - 1:40 pmSYD-SAN
21h 10m1 stop
$1,257United Airlines
Find Deal
Mon, Aug 11 - Mon, Aug 25
United Airlines Logo
8:44 pm - 7:00 amSAN-SYD
17h 16m1 stop
United Airlines Logo
10:20 am - 6:20 pmSYD-SAN
25h 00m1 stop
$1,258United Airlines
Find Deal
Wed, Aug 6 - Wed, Aug 13
Delta Logo
3:59 pm - 7:35 amSAN-SYD
21h 36m1 stop
Delta Logo
10:25 am - 9:19 amSYD-SAN
16h 54m1 stop
$1,291Delta
Find Deal
Sat, Oct 4 - Sat, Oct 18
Delta Logo
10:00 am - 7:35 amSAN-SYD
27h 35m1 stop
Delta Logo
10:05 am - 9:19 amSYD-SAN
17h 14m1 stop
$1,339Delta
Find Deal
Tue, Oct 7 - Fri, Oct 31

Alaska Airlines flights from San Diego to Sydney

Our best Alaska Airlines deals on San Diego to Sydney flight tickets
Alaska Airlines
Jul 31
SAN9:15 amSan Diego
17h 30m
1 stop
SYD7:45 pmSydney Kingsford Smith
Aug 12
SYD9:40 pmSydney Kingsford Smith
16h 39m
1 stop
SAN9:19 pmSan Diego
Alaska Airlines
May 29
SAN8:35 amSan Diego
18h 10m
1 stop
SYD7:45 pmSydney Kingsford Smith
Jun 17
SYD9:40 pmSydney Kingsford Smith
26h 38m
2 stops
SAN7:18 amSan Diego
Alaska Airlines
Aug 15
SAN10:11 pmSan Diego
28h 34m
2 stops
SYD7:45 pmSydney Kingsford Smith
Aug 22
SYD9:40 pmSydney Kingsford Smith
26h 30m
1 stop
SAN7:10 amSan Diego

United Airlines flights from San Diego to Sydney

Our best United Airlines deals on San Diego to Sydney flight tickets
United Airlines
Aug 11
SAN4:00 pmSan Diego
21h 55m
1 stop
SYD6:55 amSydney Kingsford Smith
Aug 25
SYD9:30 amSydney Kingsford Smith
21h 10m
1 stop
SAN1:40 pmSan Diego
United Airlines
Aug 6
SAN8:44 pmSan Diego
17h 16m
1 stop
SYD7:00 amSydney Kingsford Smith
Aug 13
SYD10:20 amSydney Kingsford Smith
25h 00m
1 stop
SAN6:20 pmSan Diego
United Airlines
Jun 26
SAN1:50 pmSan Diego
24h 10m
2 stops
SYD7:00 amSydney Kingsford Smith
Jul 6
SYD9:30 amSydney Kingsford Smith
17h 42m
1 stop
SAN10:12 amSan 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?

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 $980. If you are unable to visit Sydney during the month of August, then departing from San Diego during the month February is also very affordable. Most momondo users find prices during this month for around $1,033.

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 21 weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,216 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 $966 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 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

$537

Fastest flight time

17h 16m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from San Diego in the past 72 hours is $537. The best round-trip flight deal from San Diego to Sydney found on momondo in the last 72 hours is $982.
The fastest flight from San Diego to Sydney takes 17h 16m
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?

    Sydney Kingsford Smith is 7507.7 mi away from San Diego. In terms of flight time, this usually takes a little over 17h 16m.

  • 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
Alaska AirlinesPriceFrom $748Free CancellationRating
8.0
9,918 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $898Free CancellationRating
7.9
2,393 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $901Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
Air New ZealandPriceFrom $911Free CancellationRating
8.0
469 reviews
Search Air New Zealand flights
Air CanadaPriceFrom $913Free CancellationRating
7.0
9,189 reviews
Search Air Canada flights
DeltaPriceFrom $966Free CancellationRating
8.0
7,920 reviews
Search Delta flights

Traveling to a place near Sydney?

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

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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