Australia
AUD

SYD - SAN

$808 Find Cheap Flights from Sydney to San Diego – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
$1,367
Typical prices: $1,252-$1,763
United Airlines
Mon 12/11Fri 7/12
SYD - SAN • 1 stop
Cheapest one-way flight
$808
Typical prices: $866-$1,391
United Airlines
Mon 12/11
SYD - SAN • 1 stop
Direct flights
Not available
There are currently no direct flights between Sydney and San Diego. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
9 weeks
in advance
Our data shows that travellers who book at least 9 weeks in advance save around 11% compared to booking last minute.
Insights
Insights
When to travel
September
Cheapest • 19% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Vancouver Intl (YVR)
Cheapest • Avg $1,547 (return)
Los Angeles (LAX)
Shortest trip • 17h 55m (one-way)
Insights
Insights
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We hope you enjoy your trip to San Diego!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Sydney to San Diego (SYD-SAN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Sydney to San Diego

Thu, 12 Nov - Mon, 7 Dec
United Airlines Logo
11:20 - 11:31SYD  Sydney Kingsford Smith-SAN San Diego
19h 11m1 stop Los Angeles
United Airlines Logo
19:41 - 09:20SAN  San Diego-SYD Sydney Kingsford Smith
18h 39m1 stop San Francisco
$1,367United Airlines
Thu, 12 Nov - Mon, 7 Dec
United Airlines Logo
11:20 - 13:47SYD  Sydney Kingsford Smith-SAN San Diego
21h 27m2 stops Los Angeles San Francisco
United Airlines Logo
19:41 - 09:20SAN  San Diego-SYD Sydney Kingsford Smith
18h 39m1 stop San Francisco
$1,367United Airlines
Thu, 12 Nov - Mon, 7 Dec
United Airlines Logo
11:20 - 13:47SYD  Sydney Kingsford Smith-SAN San Diego
21h 27m2 stops Los Angeles San Francisco
United Airlines Logo
16:45 - 09:20SAN  San Diego-SYD Sydney Kingsford Smith
21h 35m2 stops Los Angeles San Francisco
$1,367United Airlines
Sun, 14 Feb - Sun, 28 Feb
Air Canada Logo
11:20 - 15:55SYD  Sydney Kingsford Smith-SAN San Diego
23h 35m1 stop Vancouver Intl
Air Canada Logo
16:45 - 16:40SAN  San Diego-SYD Sydney Kingsford Smith
28h 55m2 stops Vancouver Intl Brisbane
$1,378Air Canada
Sun, 14 Feb - Sun, 28 Feb
Multiple Airlines Logo
06:20 - 15:55SYD  Sydney Kingsford Smith-SAN San Diego
28h 35m2 stops Brisbane Vancouver Intl
Multiple Airlines Logo
16:45 - 16:40SAN  San Diego-SYD Sydney Kingsford Smith
28h 55m2 stops Vancouver Intl Brisbane
$1,394Multiple Airlines
Mon, 15 Feb - Thu, 25 Feb
Air Canada Logo
11:20 - 15:55SYD  Sydney Kingsford Smith-SAN San Diego
23h 35m1 stop Vancouver Intl
Air Canada Logo
16:45 - 09:35SAN  San Diego-SYD Sydney Kingsford Smith
21h 50m1 stop Vancouver Intl
$1,414Air Canada
Tue, 16 Feb - Thu, 25 Feb
Air Canada Logo
11:20 - 15:55SYD  Sydney Kingsford Smith-SAN San Diego
23h 35m1 stop Vancouver Intl
Air Canada Logo
16:45 - 09:35SAN  San Diego-SYD Sydney Kingsford Smith
21h 50m1 stop Vancouver Intl
$1,414Air Canada
Sun, 15 Nov - Sun, 22 Nov
Delta Logo
10:40 - 23:53SYD  Sydney Kingsford Smith-SAN San Diego
32h 13m2 stops Los Angeles Salt Lake City
Delta Logo
06:15 - 08:30SAN  San Diego-SYD Sydney Kingsford Smith
31h 15m1 stop Los Angeles
$1,437Delta
Tue, 17 Nov - Tue, 8 Dec
Air New Zealand Logo
11:50 - 17:17SYD  Sydney Kingsford Smith-SAN San Diego
24h 27m2 stops Auckland Intl Los Angeles
Air New Zealand Logo
06:20 - 08:35SAN  San Diego-SYD Sydney Kingsford Smith
31h 15m2 stops Los Angeles Auckland Intl
$1,627Air New Zealand
Wed, 18 Nov - Wed, 25 Nov
Air New Zealand Logo
09:55 - 17:17SYD  Sydney Kingsford Smith-SAN San Diego
26h 22m2 stops Auckland Intl Los Angeles
Air New Zealand Logo
14:30 - 10:35SAN  San Diego-SYD Sydney Kingsford Smith
25h 05m2 stops Los Angeles Auckland Intl
$1,630Air New Zealand
Booking Insights

Price, demand, and travel trends for Sydney to San Diego flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Sydney to San Diego?

Return flights from Sydney to San Diego typically range from $1,252 to $1,763. The lowest price found in the past 5 days was $1,367 on United Airlines.

What's the cheapest day of the week to fly from Sydney to San Diego?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Sydney to San Diego. It’s 9% cheaper than the average day, while Saturday is the most expensive, with prices 19% higher.

What is the cheapest month to fly from Sydney to San Diego?

•September is the cheapest month to fly from Sydney to San Diego at $1,204 return.
•December ($1,852) and July ($1,736) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 53% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Sydney to San Diego the cheapest?

Flights from Sydney to San Diego are cheapest 9 weeks before departure. Booking in this window typically costs about 11% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Sydney to San Diego flights

Low season

February

Cheapest flight

$808
Beat the crowds with an average 65% drop in traveller numbers.
The most popular month to fly with an average 81% increase in traveller numbers.
One-way flight from Sydney to San Diego

When to book flights from Sydney to San Diego

Are your dates flexible? Find out the best times to travel from Sydney to San Diego based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Sydney to San Diego flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Sydney to San Diego?

    Two cabin classes are available on flights from Sydney to San Diego:

    • Economy class
    • Premium Economy Class

  • How long is a flight from Sydney to San Diego?

    A direct flight from Sydney to San Diego takes 00m, covering 19,450 km.

  • Do I need a passport to fly from Sydney to San Diego?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Sydney to San Diego flight?

    Return flights from Sydney to San Diego range from $1,252 to $1,763, with an average of $1,493 over the past 12 months. Anything below $1,252 counts as a good deal.

  • How expensive are last-minute Sydney to San Diego flights?

    Last-minute fares on this route (booked within two weeks of departure) are 4% below the route average of $1,493. Booking late can sometimes save you money, but availability is limited.

  • How are flight prices from Sydney to San Diego looking right now?

    One-way fares from Sydney to San Diego are currently higher than usual. Average one-way flight prices are about $1,148, which is 12% above the typical average for this route.

  • Which car hire options are available at San Diego Airport (SAN)?

    San Diego Airport (SAN) hosts 5 major car hire companies, with daily rates starting from around $20 for economy cars. Top options include:

    • Dollar
    • Payless
    • Europcar
    • Thrifty
    • Fox

  • Which airports can I use when flying from Sydney to San Diego?

    Flights from Sydney to San Diego usually depart from Sydney Kingsford Smith (SYD) and arrive at San Diego (SAN).

  • Which airports do connecting flights from Sydney to San Diego pass through?

    One-stop flights from Sydney to San Diego most commonly connect through:

    • Los Angeles (LAX) – 34% of one-stop connections
    • San Francisco (SFO) – 32% of one-stop connections
    • Vancouver Intl (YVR) – 22% of one-stop connections
    • Honolulu (HNL) – 10% of one-stop connections

  • Can I save money by using flexible dates for flights from Sydney to San Diego?

    Yes. Flexible dates can save you up to 24% on flights from Sydney to San Diego. Monday is the cheapest departure day at $1,369 return on average, while Saturday is the most expensive at $1,785, a difference of $415.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Sydney to San Diego?

    Flying via Los Angeles (LAX) gives the shortest average 1-stop total travel time of 17h 55m, compared to 18h 10m via San Francisco (SFO) and 20h 42m via Vancouver Intl (YVR).

  • What is the time difference between Sydney and San Diego?

    San Diego is 18 hours behind Sydney (Pacific Time vs Eastern Australia Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in San Diego?

    Some of the most popular sights in San Diego are Sheraton San Diego Hotel & Marina, Wyndham San Diego Bayside, and San Diego Convention Center. These are among the most viewed places in San Diego on KAYAK.

Your guide to booking Sydney to San Diego flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Saturday. On this route, Monday flights average $1,369, about $415 less than Saturday fares (23% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 9 weeks before you fly. On this route, that window historically saves about 11% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Sydney to San Diego trip for September. Fares historically average $1,204 return in that month – typically $648 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Diego Airport.

    • Courtyard by Marriott San Diego Downtown Little Italy
    • Bay Club Hotel & Marina
    • Sheraton San Diego Resort

More options for your flight from Sydney to San Diego

Complete your trip to San Diego with a hotel stay or car hire

Car hire in San Diego
Hotels in San Diego
Holidays in San Diego