$461 Cheap Flights from Orange County (SNA) to Sydney (SYD)

View $461 flight on Sun, Jan 25, 2026Opens in a new window

Popular airlines from John Wayne Airport (SNA) to Sydney Airport (SYD)

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Cheap Flights from Orange County to Sydney (SNA-SYD)

Prices were available within the past 7 days and start at $461 for one-way flights and $973 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Mar 30 - Sun, Apr 5
SNA
Orange County
SYD
Sydney
$973 Roundtrip, just found
$973
Roundtrip
just found
Select United flight, departing Mon, Mar 30 from Orange County to Sydney, returning Sun, Apr 5, priced at $973 just found
United
Sun, Mar 15 - Sat, Mar 21
SNA
Orange County
SYD
Sydney
$976 Roundtrip, found 2 days ago
$976
Roundtrip
found 2 days ago
Select United flight, departing Sun, Mar 15 from Orange County to Sydney, returning Sat, Mar 21, priced at $976 found 2 days ago
United
Wed, Sep 30 - Mon, Oct 12
SNA
Orange County
SYD
Sydney
$977 Roundtrip, found 6 days ago
$977
Roundtrip
found 6 days ago
Select United flight, departing Wed, Sep 30 from Orange County to Sydney, returning Mon, Oct 12, priced at $977 found 6 days ago
United
Thu, Feb 5 - Fri, Feb 20
SNA
Orange County
SYD
Sydney
$979 Roundtrip, found 3 days ago
$979
Roundtrip
found 3 days ago
Select United flight, departing Thu, Feb 5 from Orange County to Sydney, returning Fri, Feb 20, priced at $979 found 3 days ago
United
Thu, May 7 - Thu, May 14
SNA
Orange County
SYD
Sydney
$979 Roundtrip, found 2 days ago
$979
Roundtrip
found 2 days ago
Select United flight, departing Thu, May 7 from Orange County to Sydney, returning Thu, May 14, priced at $979 found 2 days ago
United
Thu, Mar 12 - Tue, Mar 17
SNA
Orange County
SYD
Sydney
$981 Roundtrip, found 1 hour ago
$981
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Mar 12 from Orange County to Sydney, returning Tue, Mar 17, priced at $981 found 1 hour ago
Delta
Sun, Jan 25 - Thu, Feb 12
SNA
Orange County
SYD
Sydney
$981 Roundtrip, found 4 hours ago
$981
Roundtrip
found 4 hours ago
Select Delta flight, departing Sun, Jan 25 from Orange County to Sydney, returning Thu, Feb 12, priced at $981 found 4 hours ago
Hawaiian Airlines
Mon, Jan 12 - Mon, Jan 19
SNA
Orange County
SYD
Sydney
$1,066 Roundtrip, found 5 days ago
$1,066
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Mon, Jan 12 from Orange County to Sydney, returning Mon, Jan 19, priced at $1,066 found 5 days ago
American Airlines
Fri, Mar 20 - Sat, Mar 28
SNA
Orange County
SYD
Sydney
$1,200 Roundtrip, found 5 days ago
$1,200
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Mar 20 from Orange County to Sydney, returning Sat, Mar 28, priced at $1,200 found 5 days ago
Air Canada
Mon, Oct 5 - Mon, Oct 26
SNA
Orange County
SYD
Sydney
$1,243 Roundtrip, found 16 hours ago
$1,243
Roundtrip
found 16 hours ago
Select Air Canada flight, departing Mon, Oct 5 from Orange County to Sydney, returning Mon, Oct 26, priced at $1,243 found 16 hours ago

Alternative airports near Sydney

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kingsford Smith Intl. SYD. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $1,493
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city center16 min
Flights from $1,493
Flights from Orange County (SNA) to Sydney (SYD)
Origin airport
John Wayne
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air New Zealand, Alaska Airlines, American Airlines, Delta, Qantas Airways, United
Roundtrip price
$973
Distance
7512 mi

Orange County to Sydney Flights

The cheapest times to fly from Orange County to Sydney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Orange County to Sydney are during the month of March. You can find some of the cheapest flights from Orange County to Sydney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Orange County to Sydney

Sunday is one of the best days to book for cheap flights from Orange County to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Orange County to Sydney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Orange County to Sydney in 2026. You can also book with separate airlines for your outbound and return journeys, from $461 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Orange County to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Orange County to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD) cost?
Lock in a cheap one-way flight from $461 or cheap return flight from $973 from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD)?
Planning your getaway for March is a great way to save, as it's the cheapest month for flights between SNA and SYD. You'll often find the lowest fares during off-peak months.
Which airlines fly direct from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD)?
There aren't any direct flights from Orange County, CA (SNA-John Wayne) to Kingsford Smith Intl. Airport (SYD). However, there are other airports offering nonstop flights. Board your plane at Los Angeles Intl. Airport (LAX) and travel straight to Sydney without layovers.
What is the cheapest airline that flies from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SNA to SYD flight.
How many flights per day from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD)?
You'll have to hop on a flight with a layover when traveling from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SNA to SYD?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD)?
Select a flight from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD) last-minute?
Booking your flight from SNA to SYD just before your journey is typically more expensive. But if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a SNA to SYD flight and hotel package?
Compared with arranging hotels and flights separately, booking a SNA to SYD flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place takes the hassle out of planning your trip. Simply pick your flights and select from our extensive range of stays, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from John Wayne Airport (SNA) to Kingsford Smith Intl. Airport (SYD)?
In most cases, you can modify or cancel your SNA to SYD flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more information, visit our Customer Service portal.

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*Available to One Key members.