Find Cheapest Airlines Flying from Sydney to San Diego

Choose from 4 carriers that fly from Sydney to San Diego, including American Airlines, United Airlines, and Air Canada. Enjoy the cheapest tickets on this route with Alaska Airlines.
American Airlines logo American Airlines
United Airlines logo United Airlines
Air Canada logo Air Canada
Delta Air Lines logo Delta Air Lines
Airlines are determined based on actual purchased flight tickets from Sydney to San Diego according to previous 12 months data from Trip.com.

Explore the cheapest flights from Sydney to San Diego in the next three months. Based on Trip.com's data from the latest 7 days, one-way fares start at AU$ 795, and round-trip tickets start at AU$ 1,089.

Displayed flight fares from Sydney to San Diego are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Sydney to San Diego Flight Details

The distance between Sydney and San Diego is approximately 12,095.86km. Based on Trip.com's data travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight priceAU$ 795
Cheapest return ticket priceAU$ 1,089
Off-season for travelOctober
Peak season for travelJanuary
Flight distance12,095.86km
Popular airlineAmerican Airlines
Flight statistics for the Sydney–San Diego route are based on aggregated booking data from Trip.com over the past 12 months.

Flight FAQs

  • Which airlines offer the cheapest flights from Sydney (SYD) to San Diego (SAN)?

    Based on Trip.com data, Alaska Airlines offers one-way fares as low as AU$ 795 on Cheapest nonstop routes (e.g. SYD to SAN on Thu, Feb 19), while Air Canada offers Cheapest nonstop round-trips from AU$ 1,089 departing on Tue, Mar 3 and returning on Sun, Mar 8.
  • At the moment, several airlines serve connecting flights from Sydney to San Diego, including: Delta Air Lines United Airlines Air Canada American Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sydney to San Diego is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Sydney to San Diego, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Feb 19, with one-way flights priced at just AU$ 795.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for San Diego travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Sydney to San Diego is October, when demand for travel is lower.
  • After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Sydney to San Diego on February 23, 2026 with American Airlines, with prices starting at AU$ 975.
  • You can land at any one of the following hubs in San Diego, with Sydney Airport to San Diego International Airport (SYD-SAN) is by far the most common option on this route: McClellan-Palomar Airport (CLD) Marine Corps Air Station Miramar (NKX) San Diego International Airport (SAN).
  • The time difference between San Diego and Sydney is 18h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Sydney to San-Diego by air

If you are travelling from Sydney to San-Diego by air or looking for Sydney to San-Diego flights, you have come to the right place. Start your search for airfares by giving the travelling date above, or continue reading to find out more about the journey, airlines, flight times, schedules, how to find cheap tickets, and much more.

Sydney to San-Diego airfares

Sydney to San-Diego airfares fluctuate significantly over time. The flight price is impacted by a variety of factors, including demand, travel dates and times, seat availability, and the pricing strategies of different airlines. Additionally, the fares may vary depending on the travel class you select, such as first class, business class, or economy class.

How to find cheap flights from Sydney to San-Diego

Getting the cheapest Sydney to San-Diego flights requires some flexibility, persistence, and a bit of luck. Here are some tips to help you secure the best prices:

  • 1. Be flexible with your travel dates and time: airfares are generally cheaper in the early morning, late evening and weekdays.
  • 2. Be open to alternative airports.
  • 3. Consider booking outbound and inbound flights from different airlines - two one-way Sydney to San-Diego flight tickets may be cheaper than a round-trip ticket.
  • 4. Book connection flight from Sydney to San-Diego
  • 5. Look out for last minute flight deals.

Airlines from Sydney to San-Diego

Although a direct flight from Sydney to San-Diego is not available, Qantas Airways and Virgin Australia offers a convenient solution by providing connecting flights. This allows passengers to smoothly and effortlessly travel from Sydney to San-Diego through these highly connected airports.

Sydney to San-Diego flight time

As there is no direct flight available from Sydney to San-Diego, the total flight time is influenced by factors such as whether you need to pick up baggage or change terminals, whether the connecting flights depart from the same or different airports, whether you need to pass through border control and security lines, and flight delays. These variables can affect the overall travel duration. For accurate information, please verify flight details on the booking page.

Everything you need to know about Sydney airport

Sydney Airport (SYD), the busiest airport in Australia, operates through three main terminals: Terminal 1 for international flights, Terminal 2 for domestic flights, and Terminal 3, exclusively for Qantas flights. It offers a diverse range of flight routes, connecting Sydney to numerous global destinations. Traveling to and from the airport is convenient, with multiple transportation options available. The train journey from the city center takes approximately 13 minutes, while buses, rideshare, taxis provide alternative travel choices with travel times ranging from 20 to 30 minutes, depending on traffic conditions.

Arriving at San-Diego airport

San Diego Airport (SAN), nestled in the picturesque city of San Diego, California, USA, is the main airport serving the California region. The airport operates from two terminals, equipped with essential amenities for travelers' convenience. It is well-connected with numerous airlines offering domestic and international flights to and from various destinations. Located approximately 5 kilometers from the city center, transportation options from the airport to the city center include taxis, rideshare services, or public transportation. The journey typically takes around 15 minutes.

Book Sydney to San-Diego flights on Trip.com to unlock extra benefits

Finding cheap airfares from Sydney to San-Diego is just the beginning with Trip.com. In addition to finding great flight deals, we also offer a range of extra perks and benefits. By making your flight reservation with us, you gain access to exclusive discounts on hotels, car rentals, and airport transfers, allowing you to maximize savings on your journey. As a token of our gratitude, Trip.com rewards you with Tripcoins, our exclusive loyalty program currency, which can be redeemed for your future travels.

Trip.com Airline Insights on Flights from Sydney toSan Diego

Which airlines offer the cheapest nonstop flights from Sydney to San Diego?

Data is based on the average price of all nonstop flights from Sydney to San Diego on Trip.com in the past 12 months.

Based on Trip.com data from the past 12 months, American Airlines offers the cheapest nonstop flights from Sydney to San Diego, with an average price of AU$ 1,135.

AU$ 1,015
AU$ 1,135
AU$ 1,255
AU$ 1,375
AU$ 1,495
American Airlines
AU$ 1,135
American Airlines
Air Canada
AU$ 1,218
Air Canada
United Airlines
AU$ 1,227
United Airlines
Delta Air Lines
AU$ 1,266
Delta Air Lines
Hawaiian Airlines
AU$ 1,284
Hawaiian Airlines
Air New Zealand
AU$ 1,495
Air New Zealand