Find flights
When to book
FAQs

Cheap flights from Orange County to Sydney from $815

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — SYD
23 May — 30 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Orange County to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Orange County to Sydney
Explore the most affordable flight options available from Orange County to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 April 2026.

Wed 5/807:00
LGB
-
SYD
1 stop18h 50m
Alaska Airlines
Sun 23/820:45
SYD
-
LGB
1 stop16h 45m
Alaska Airlines
Deal found 22/4$1,412
Fri 26/607:00
LGB
-
SYD
1 stop18h 50m
Alaska Airlines
Tue 14/720:45
SYD
-
LGB
1 stop17h 01m
Alaska Airlines
Deal found 22/4$1,417
Tue 20/1009:05
LGB
-
SYD
1 stop39h 45m
Alaska Airlines
Tue 24/1121:40
SYD
-
LGB
1 stop18h 30m
Alaska Airlines
Deal found 21/4$1,435
Mon 11/508:00
LGB
-
SYD
1 stop17h 50m
Alaska Airlines
Fri 15/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 20/4$1,482
Fri 7/807:00
LGB
-
SYD
1 stop18h 50m
Alaska Airlines
Tue 11/820:45
SYD
-
LGB
1 stop17h 01m
Alaska Airlines
Deal found 21/4$1,501
Tue 3/1109:05
LGB
-
SYD
1 stop39h 40m
Alaska Airlines
Fri 13/1121:40
SYD
-
LGB
1 stop18h 30m
Alaska Airlines
Deal found 19/4$1,505
Wed 14/1009:05
LGB
-
SYD
1 stop39h 45m
Alaska Airlines
Tue 20/1020:45
SYD
-
LGB
1 stop18h 25m
Alaska Airlines
Deal found 21/4$1,519
Fri 13/1109:05
LGB
-
SYD
1 stop39h 40m
Alaska Airlines
Tue 17/1121:40
SYD
-
LGB
1 stop18h 30m
Alaska Airlines
Deal found 22/4$1,525
Thu 7/508:00
LGB
-
SYD
1 stop17h 50m
Alaska Airlines
Thu 14/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 19/4$1,551
Thu 21/508:12
LGB
-
SYD
1 stop17h 38m
Alaska Airlines
Thu 28/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 20/4$1,553
Sun 23/819:49
SNA
-
SYD
1 stop18h 06m
United Airlines
Sun 13/910:20
SYD
-
SNA
1 stop20h 36m
United Airlines
Deal found 22/4$1,561
Sun 23/815:02
SNA
-
SYD
1 stop22h 53m
United Airlines
Wed 9/909:30
SYD
-
SNA
2 stops19h 36m
United Airlines
Deal found 22/4$1,567

Find flight deals from Orange County to Sydney

Keep the following information in mind while searching for Orange County to Sydney flight deals. Data was last updated 23 April 2026.

Round-trip from

$1,412

One-way from

$815

Popular in

December

Cheapest in

February

Average price

$1,300
Alaska Airlines
  • Alaska Airlines
  • 10/8-18/8
  • 2 total stops
  • 35h 51m total
  • Orange County to Sydney
Search Deals
Delta
  • Delta
  • 3/5
  • 2 total stops
  • 30h 50m total
  • Orange County to Sydney
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($191 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($44 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Orange County to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 23 April 2026.
Use the filters below to find and compare flights from Orange County to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Mon 17/8

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Tue 25/8

20:45-20:30

1 stop16h 45m

$1,412

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Tue 20/10

09:05-18:50

1 stop39h 45m

Sydney Kingsford Smith

Tue 10/11

21:40-21:10

1 stop18h 30m

$1,435

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Sun 7/6

08:12-18:50

1 stop41h 38m

Sydney Kingsford Smith

Sun 14/6

20:45-20:46

1 stop17h 01m

$1,435

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Wed 29/7

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Thu 17/12

21:40-21:10

1 stop18h 30m

$1,482

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Sat 22/8

07:25-18:50

1 stop18h 25m

Sydney Kingsford Smith

Sun 6/9

20:45-20:30

1 stop16h 45m

$1,482

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Thu 25/6

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Tue 21/7

20:45-20:46

1 stop17h 01m

$1,482
Fastest return journey

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Mon 1/6

08:12-18:50

1 stop17h 38m

Sydney Kingsford Smith

Thu 25/6

20:45-20:46

1 stop17h 01m

$1,482

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Wed 20/5

14:38-07:00

2 stops23h 22m

Sydney Kingsford Smith

Wed 27/5

10:20-12:06

1 stop18h 46m

$1,567

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Mon 1/6

08:12-18:50

1 stop17h 38m

Sydney Kingsford Smith

Thu 11/6

20:45-20:46

1 stop17h 01m

$1,617

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Sat 22/8

19:49-07:00

2 stops42h 11m

Sydney Kingsford Smith

Fri 11/9

09:30-13:56

2 stops21h 26m

$1,655

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Showing 1-10 of 43 resultsSorted by cheapest first
1
2
3
...
5

Best time to book a flight from Orange County to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Orange County with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Orange County to Sydney
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Orange County to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Orange County?

    For a flight from Orange County to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre of the city.

  • How long is the flight from Orange County to Sydney?

    Airlines like Alaska Airlines and United Airlines fly from Orange County to Sydney in about 18h 50m. The time it takes to get you to your destination can typically vary by up to 4h 32m. The distance from Orange County to Sydney is about 12067 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Orange County to Sydney that include hotel bookings?

    Yes. In addition to deals on Orange County to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Orange County to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Orange County to Sydney.

  • Can I find deals for business class flights from Orange County to Sydney?

    Yes. Cheapflights offers flight deals from Orange County to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Sydney?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Orange County to Sydney?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Orange County to Sydney. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Orange County to Sydney?

Cheapflights helps you find that perfect flight to Sydney from Orange County by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Orange County to Sydney with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Orange County to Sydney, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Orange County to Sydney become cheaper?

Yes, Cheapflights offers price alerts on Orange County to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.