Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from San Diego to Sydney from $442

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 2/24. 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
0 bags

Deals available from 900+ travel sites.

Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from San Diego to Sydney

Cheap round-trip flights

These are some of the best round-trip flight deals from San Diego to Sydney that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from San Diego to Sydney.

Cheap last minute flights

Planning a quick getaway from San Diego to Sydney? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Sydney, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from San Diego to Sydney

Find recent round-trip train or bus tickets from San Diego to Sydney.

All round-trip flight deals from San Diego to Sydney

The cheapest plane tickets from San Diego to Sydney found on KAYAK recently.
10:50 am - 3:35 pmSAN-SYD
33h 45m2 stops
5:25 pm - 7:40 amSYD-SAN
33h 15m2 stops
Sun, Feb 23 - Fri, Feb 28
10:50 am - 3:35 pmSAN-SYD
33h 45m2 stops
5:25 pm - 6:50 amSYD-SAN
32h 25m1 stop
Sun, Feb 23 - Fri, Feb 28
7:35 am - 3:35 pmSAN-SYD
37h 00m1 stop
5:25 pm - 6:50 amSYD-SAN
32h 25m1 stop
Sun, Feb 23 - Fri, Feb 28
1:40 pm - 9:15 amSAN-SYD
24h 35m1 stop
12:10 pm - 8:23 pmSYD-SAN
26h 13m1 stop
$951United Airlines
Find Deal
Tue, Mar 4 - Tue, Mar 11
10:59 am - 9:15 amSAN-SYD
27h 16m2 stops
12:10 pm - 11:43 pmSYD-SAN
29h 33m2 stops
$955United Airlines
Find Deal
Mon, Mar 3 - Mon, Mar 24
6:05 pm - 6:35 amSAN-SYD
19h 30m1 stop
9:25 am - 4:52 pmSYD-SAN
24h 27m1 stop
$1,146Delta
Find Deal
Wed, Apr 23 - Fri, May 2
11:00 am - 6:35 amSAN-SYD
26h 35m1 stop
9:25 am - 11:41 pmSYD-SAN
31h 16m2 stops
$1,150Delta
Find Deal
Thu, Jul 3 - Wed, Jul 16
7:24 pm - 8:35 amSAN-SYD
43h 11m3 stops
9:20 am - 6:29 pmSYD-SAN
26h 09m2 stops
$2,468Air Canada
Find Deal
Fri, Mar 21 - Mon, Apr 7
10:25 pm - 8:35 amSAN-SYD
40h 10m3 stops
9:20 am - 2:54 pmSYD-SAN
22h 34m2 stops
$2,514Air Canada
Find Deal
Sat, Mar 22 - Mon, Apr 7
10:36 am - 7:45 pmSAN-SYD
38h 09m1 stop
9:40 pm - 7:35 pmSYD-SAN
16h 55m1 stop
$7,470Hawaiian Airlines
Find Deal
Fri, Feb 21 - Tue, Mar 4
6:15 am - 12:30 pmSAN-SYD
35h 15m3 stops
Mon, Feb 24
10:36 am - 11:45 amSAN-SYD
32h 09m2 stops
Sun, Apr 6
1:00 pm - 9:00 amSAN-SYD
25h 00m2 stops
$506American Airlines
Find Deal
Mon, Feb 24
1:40 pm - 9:15 amSAN-SYD
24h 35m1 stop
$513United Airlines
Find Deal
Mon, Feb 24
8:51 pm - 6:20 amSAN-SYD
38h 29m2 stops
$524United Airlines
Find Deal
Sat, Feb 1
7:43 pm - 6:20 amSAN-SYD
39h 37m1 stop
$530United Airlines
Find Deal
Sat, Feb 1
7:38 pm - 7:00 amSAN-SYD
42h 22m2 stops
$563United Airlines
Find Deal
Fri, May 23
8:35 am - 11:45 amSAN-SYD
34h 10m3 stops
Sun, Apr 6
8:35 am - 7:45 pmSAN-SYD
18h 10m1 stop
$793Alaska Airlines
Find Deal
Fri, May 23
6:30 am - 7:20 amSAN-SYD
31h 50m3 stops
$2,536Air Canada
Find Deal
Fri, May 23
3:58 pm - 6:20 amSAN-SYD
19h 22m1 stop
12:10 pm - 12:39 pmSYD-SAN
19h 29m1 stop
$980United Airlines
Find Deal
Fri, Jan 24 - Mon, Feb 10
10:15 am - 6:20 amSAN-SYD
25h 05m2 stops
12:10 pm - 5:25 pmSYD-SAN
24h 15m2 stops
$985United Airlines
Find Deal
Fri, Jan 24 - Mon, Feb 10
8:51 pm - 9:05 amSAN-SYD
17h 14m1 stop
1:00 pm - 10:16 amSYD-SAN
40h 16m2 stops
$1,600United Airlines
Find Deal
Sun, Jan 26 - Tue, Jan 28
3:58 pm - 9:05 amSAN-SYD
22h 07m2 stops
1:00 pm - 10:16 amSYD-SAN
40h 16m2 stops
$1,604United Airlines
Find Deal
Sun, Jan 26 - Tue, Jan 28
9:53 am - 8:45 amSAN-SYD
27h 52m3 stops
2:00 pm - 10:18 pmSYD-SAN
27h 18m3 stops
$1,840
Find Deal
Sun, Jan 26 - Tue, Jan 28
6:15 am - 8:45 amSAN-SYD
31h 30m2 stops
2:00 pm - 10:18 pmSYD-SAN
27h 18m3 stops
$1,860
Find Deal
Sun, Jan 26 - Tue, Jan 28
7:20 am - 3:35 pmSAN-SYD
37h 15m1 stop
8:35 pm - 6:50 amSYD-SAN
29h 15m1 stop
$2,096
Find Deal
Sun, Jan 26 - Tue, Jan 28
10:58 am - 6:30 amSAN-SYD
48h 32m2 stops
11:40 am - 10:18 amSYD-SAN
41h 38m3 stops
$5,132LATAM Airlines
Find Deal
Fri, Jan 24 - Mon, Feb 10
1:28 pm - 6:55 amSAN-SYD
46h 27m3 stops
4:20 pm - 8:10 pmSYD-SAN
46h 50m3 stops
$17,866British Airways
Find Deal
Fri, Jan 24 - Mon, Feb 10

American Airlines flights from San Diego to Sydney

Our best American Airlines deals on San Diego to Sydney flight tickets
American Airlines
Mar 19
SAN1:02 pmSan Diego
25h 58m
2 stops
SYD9:00 amSydney Kingsford Smith
Mar 26
SYD11:15 amSydney Kingsford Smith
22h 16m
2 stops
SAN3:31 pmSan Diego
American Airlines
Jun 2
SAN1:30 pmSan Diego
24h 35m
2 stops
SYD7:05 amSydney Kingsford Smith
Jun 10
SYD9:10 amSydney Kingsford Smith
22h 36m
2 stops
SAN2:46 pmSan Diego
American Airlines
Apr 23
SAN1:00 pmSan Diego
25h 05m
2 stops
SYD7:05 amSydney Kingsford Smith
May 2
SYD9:10 amSydney Kingsford Smith
23h 28m
2 stops
SAN3:38 pmSan Diego

United Airlines flights from San Diego to Sydney

Our best United Airlines deals on San Diego to Sydney flight tickets
United Airlines
Mar 4
SAN1:40 pmSan Diego
24h 35m
1 stop
SYD9:15 amSydney Kingsford Smith
Mar 11
SYD12:10 pmSydney Kingsford Smith
26h 13m
1 stop
SAN8:23 pmSan Diego
United Airlines
Mar 3
SAN10:59 amSan Diego
27h 16m
2 stops
SYD9:15 amSydney Kingsford Smith
Mar 24
SYD12:10 pmSydney Kingsford Smith
29h 33m
2 stops
SAN11:43 pmSan Diego
United Airlines
Mar 4
SAN4:01 pmSan Diego
22h 14m
1 stop
SYD9:15 amSydney Kingsford Smith
Mar 18
SYD11:20 amSydney Kingsford Smith
27h 03m
3 stops
SAN8:23 pmSan 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, March 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 $1,041. If you are unable to visit Sydney during the month of March, then departing from San Diego during the month February is also very affordable. Most momondo users find prices during this month for around $1,069.

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 5 weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,243 when searching 5 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 $1,081 on momondo.

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

As of January 2025, prices for San Diego to Sydney flights are approximately 26% 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

$442

Fastest flight time

17h 36m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from San Diego in the past 72 hours is $442. The best round-trip flight deal from San Diego to Sydney found on momondo in the last 72 hours is $831.
The fastest flight from San Diego to Sydney takes 17h 36m
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 36m.

  • 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
United AirlinesPriceFrom $891Free CancellationRating
7.4
8,975 reviews
Search United Airlines flights
Air CanadaPriceFrom $892Free CancellationRating
7.0
8,635 reviews
Search Air Canada flights
Hawaiian AirlinesPriceFrom $899Free CancellationRating
7.9
2,332 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $964Free CancellationRating
8.0
8,512 reviews
Search Delta flights
Air New ZealandPriceFrom $1,098Free CancellationRating
7.9
482 reviews
Search Air New Zealand flights

Traveling to a place near Sydney?

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


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.
1 adult
From?
To?
Mon 1/27
Mon 2/3
Email me momondo's favorite deals

Find better results for your trip to Australia