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Cheap flights from Orange County to Sydney from $748

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — SYD
25 Apr — 2 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 26 March 2026.

Sun 10/508:00
LGB
-
SYD
1 stop41h 50m
Alaska Airlines
Sun 17/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 26/3$1,372
Wed 6/508:00
LGB
-
SYD
1 stop17h 50m
Alaska Airlines
Thu 14/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 25/3$1,423
Sat 2/508:00
LGB
-
SYD
1 stop17h 50m
Alaska Airlines
Tue 19/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 23/3$1,424
Mon 25/508:12
LGB
-
SYD
1 stop17h 38m
Alaska Airlines
Sat 30/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 25/3$1,435
Wed 22/408:00
LGB
-
SYD
1 stop17h 50m
Alaska Airlines
Fri 22/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 23/3$1,443
Thu 7/508:00
LGB
-
SYD
1 stop17h 50m
Alaska Airlines
Thu 14/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 23/3$1,464
Fri 24/408:00
LGB
-
SYD
1 stop17h 50m
Alaska Airlines
Sat 30/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 25/3$1,494
Sat 2/508:00
LGB
-
SYD
1 stop17h 50m
Alaska Airlines
Sat 16/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 23/3$1,496
Wed 5/807:00
LGB
-
SYD
1 stop18h 50m
Alaska Airlines
Fri 14/820:45
SYD
-
LGB
1 stop16h 51m
Alaska Airlines
Deal found 24/3$1,503
Tue 5/519:45
SNA
-
SYD
1 stop18h 10m
United Airlines
Tue 12/510:20
SYD
-
SNA
1 stop21h 02m
United Airlines
Deal found 21/3$1,504
Wed 5/807:00
LGB
-
SYD
1 stop18h 50m
Alaska Airlines
Sat 15/820:45
SYD
-
LGB
1 stop16h 51m
Alaska Airlines
Deal found 22/3$1,504
Sat 16/508:12
LGB
-
SYD
1 stop17h 38m
Alaska Airlines
Sat 23/520:45
SYD
-
LGB
1 stop17h 22m
Alaska Airlines
Deal found 23/3$1,514

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 26 March 2026.

Round-trip from

$1,372

One-way from

$748

Popular in

December

Cheapest in

February

Average price

$1,342
Alaska Airlines
  • Alaska Airlines
  • 10/5-17/5
  • 2 total stops
  • 59h 12m total
  • Orange County to Sydney
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 12/8
  • 1 total stop
  • 18h 50m total
  • Orange County to Sydney
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($187 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($42 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 26 March 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

Wed 6/5

08:00-18:50

1 stop17h 50m

Sydney Kingsford Smith

Thu 14/5

20:45-21:07

1 stop17h 22m

$1,423

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Sat 2/5

08:00-18:50

1 stop17h 50m

Sydney Kingsford Smith

Sat 16/5

20:45-21:07

1 stop17h 22m

$1,494

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Thu 13/8

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Thu 20/8

20:45-21:10

1 stop17h 25m

$1,496

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Tue 5/5

19:45-06:55

1 stop18h 10m

Sydney Kingsford Smith

Tue 12/5

10:20-14:22

1 stop21h 02m

$1,504

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Tue 28/7

18:20-06:55

1 stop19h 35m

Sydney Kingsford Smith

Sun 23/8

10:20-12:06

1 stop18h 46m

$1,504

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Wed 5/8

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Sat 15/8

20:45-20:36

1 stop16h 51m

$1,504

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Sat 1/8

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Sun 9/8

20:45-20:36

1 stop16h 51m

$1,576

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Sun 10/5

12:44-06:50

2 stops25h 06m

Sydney Kingsford Smith

Sun 17/5

09:15-16:14

2 stops23h 59m

$1,582

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Fri 7/8

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Fri 14/8

20:45-20:36

1 stop16h 51m

$1,595
Fastest return journey

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Thu 21/5

08:12-18:50

1 stop17h 38m

Sydney Kingsford Smith

Sun 31/5

20:45-21:07

1 stop17h 22m

$1,611

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 41 resultsSorted by cheapest first
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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 17h 50m. The time it takes to get you to your destination can typically vary by up to 20m. 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
Terrigal
Lithgow
Katoomba
Manly
Bondi Beach
Coogee
Cronulla
Leura
Randwick

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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.

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