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Cheap flights from Orange County to Sydney from $663

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — SYD
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap 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 28 October 2025.

Round-trip from

$1,382

One-way from

$663

Popular in

December

Cheapest in

February

Average price

$1,492
Delta
  • Delta
  • 4/2-8/2
  • 4 total stops
  • 60h 35m total
  • Orange County to Sydney
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Delta
  • Delta
  • 7/3
  • 2 total stops
  • 30h 20m total
  • Orange County to Sydney
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($434 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($93 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 28 October 2025.

Mon 27/1007:42LGB - SYD
1 stop18h 03mHawaiian Airlines
Sun 9/1121:40SYD - LGB
1 stop17h 07mHawaiian Airlines
Deal found 26/10$1,301
Mon 27/1009:07LGB - SYD
2 stops64h 38mAlaska Airlines
Sun 9/1121:40SYD - LGB
2 stops42h 12mAlaska Airlines
Deal found 26/10$1,329
Sun 9/1116:05SNA - SYD
1 stop22h 10mUnited Airlines
Sun 16/1112:10SYD - SNA
1 stop18h 02mUnited Airlines
Deal found 27/10$1,452
Sat 8/1109:45SNA - SYD
1 stop28h 30mUnited Airlines
Sun 16/1112:10SYD - SNA
1 stop19h 18mUnited Airlines
Deal found 27/10$1,457
Mon 10/1119:34SNA - SYD
1 stop18h 41mUnited Airlines
Mon 17/1111:20SYD - SNA
2 stops25h 58mUnited Airlines
Deal found 27/10$1,458
Sat 8/1109:32SNA - SYD
2 stops27h 58mDelta
Sun 16/1110:40SYD - SNA
2 stops30h 48mDelta
Deal found 27/10$1,463
Fri 5/1219:50SNA - SYD
1 stop18h 25mUnited Airlines
Sat 13/1211:20SYD - SNA
2 stops29h 03mUnited Airlines
Deal found 27/10$1,468
Fri 5/1219:50SNA - SYD
1 stop18h 25mUnited Airlines
Sun 21/1214:00SYD - SNA
1 stop25h 42mUnited Airlines
Deal found 27/10$1,487
Fri 5/1219:50SNA - SYD
1 stop18h 25mUnited Airlines
Fri 19/1212:10SYD - SNA
1 stop22h 02mUnited Airlines
Deal found 27/10$1,492
Fri 31/1007:42LGB - SYD
1 stop18h 03mAlaska Airlines
Sun 2/1121:40SYD - LGB
1 stop17h 07mAlaska Airlines
Deal found 27/10$1,584
Tue 25/1109:00LGB - SYD
2 stops39h 45mMultiple Airlines
Tue 2/1207:05SYD - LGB
2 stops31h 38mMultiple Airlines
Deal found 26/10$1,784
Sat 15/1109:07LGB - SYD
2 stops63h 38mMultiple Airlines
Wed 26/1119:15SYD - LGB
2 stops43h 15mMultiple Airlines
Deal found 26/10$1,799

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 28 October 2025.
Use the filters below to find and compare flights from Orange County to Sydney that are best for you.

Fly from

Orange County

Fly to

Sydney

Route

Depart

Return

Price

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Wed 4/2

07:00-08:30

2 stops30h 30m

Sydney Kingsford Smith

Sun 8/2

10:40-21:45

2 stops30h 05m

$1,382

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Tue 10/3

09:00-19:45

1 stop40h 45m

Sydney Kingsford Smith

Sat 21/3

21:40-21:10

1 stop17h 30m

$1,397

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Wed 4/2

08:46-19:45

2 stops39h 59m

Sydney Kingsford Smith

Sun 8/2

21:40-21:04

1 stop18h 24m

$1,405

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Sun 9/11

16:05-09:15

1 stop22h 10m

Sydney Kingsford Smith

Sun 16/11

12:10-11:12

1 stop18h 02m

$1,452

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Tue 10/3

19:45-09:15

1 stop19h 30m

Sydney Kingsford Smith

Sat 21/3

12:10-15:03

1 stop20h 53m

$1,457

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Wed 11/2

15:41-06:20

1 stop19h 39m

Sydney Kingsford Smith

Tue 10/3

10:20-12:18

2 stops19h 58m

$1,458

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Mon 10/11

19:34-09:15

1 stop18h 41m

Sydney Kingsford Smith

Mon 17/11

11:20-18:18

2 stops25h 58m

$1,458

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Tue 27/1

19:50-09:15

1 stop18h 25m

Sydney Kingsford Smith

Wed 11/3

10:20-12:18

2 stops19h 58m

$1,458

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Sat 28/2

19:37-09:15

1 stop18h 38m

Sydney Kingsford Smith

Sat 21/3

12:10-12:18

1 stop18h 08m

$1,461

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Tue 10/2

11:05-09:05

2 stops27h 00m

Sydney Kingsford Smith

Sat 14/2

11:20-18:35

2 stops26h 15m

$1,463

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Showing 1-10 of 40 results
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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 Delta, Alaska Airlines, and United Airlines fly from Orange County to Sydney in about 22h 10m. The time it takes to get you to your destination can typically vary by up to 18h 35m. The distance from Orange County to Sydney is about 12081 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
Katoomba
Penrith
Manly
Terrigal
Randwick
Lithgow
Coogee
Leura
Bondi Beach
Cronulla

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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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