How long is the flight from Orange County to Sydney?

A quick flight from Orange County to Sydney can take about 17h 25m. United Airlines provides one of the quickest options available for as low as $1,190. The distance from Orange County to Sydney is about 7498 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

What is the cheapest time of day to fly from KFI to SYD?

When flying from Orange County to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

If you book a flight to Sydney from Orange County, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 4.6 mi from the center of Sydney.

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 vacation 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.

$436+ Flights from Orange County to Sydney

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Cheap flight deals from Orange County to Sydney

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 December 18, 2025.

Mon 12/293:59 pmSNA - SYD

1 stop19h 21mLufthansa

Mon 1/1212:10 pmSYD - SNA

1 stop19h 05mLufthansa

Deal found 12/17

$1,200

Wed 12/247:04 amSNA - SYD

1 stop28h 16mUnited Airlines

Sun 12/2812:10 pmSYD - SNA

1 stop19h 12mUnited Airlines

Deal found 12/16

$1,252

Wed 12/318:00 amLGB - SYD

1 stop40h 45mMultiple Airlines

Sun 3/298:45 pmSYD - LGB

1 stop18h 25mMultiple Airlines

Deal found 12/16

$1,712

Wed 12/243:59 pmSNA - SYD

1 stop22h 16mAir New Zealand

Wed 1/1411:45 amSYD - SNA

2 stops27h 57mAir New Zealand

Deal found 12/15

$1,798

Tue 12/307:05 pmSNA - SYD

1 stop19h 10mAir New Zealand

Fri 1/169:55 amSYD - SNA

2 stops29h 47mAir New Zealand

Deal found 12/16

$1,844

Wed 12/316:23 pmSNA - SYD

1 stop19h 52mAir New Zealand

Sun 3/296:55 pmSYD - SNA

2 stops43h 45mAir New Zealand

Deal found 12/16

$1,871

Sun 12/289:07 amLGB - SYD

2 stops39h 38mMultiple Airlines

Mon 1/127:15 pmSYD - LGB

2 stops43h 10mMultiple Airlines

Deal found 12/16

$1,968

Tue 12/236:23 pmSNA - SYD

2 stops45h 07mAir New Zealand

Mon 12/2912:10 pmSYD - SNA

1 stop24h 59mAir New Zealand

Deal found 12/16

$1,990

Sun 12/286:23 pmSNA - SYD

2 stops45h 07mAir New Zealand

Mon 1/1212:10 pmSYD - SNA

1 stop21h 40mAir New Zealand

Deal found 12/17

$1,991

Wed 12/243:59 pmSNA - SYD

2 stops23h 31mAir New Zealand

Thu 1/812:10 pmSYD - SNA

1 stop21h 40mAir New Zealand

Deal found 12/16

$2,028

Wed 12/243:59 pmSNA - SYD

2 stops23h 31mAir New Zealand

Wed 12/3112:10 pmSYD - SNA

1 stop24h 59mAir New Zealand

Deal found 12/17

$2,038

Tue 12/236:23 pmSNA - SYD

2 stops45h 07mAir New Zealand

Tue 12/3012:10 pmSYD - SNA

1 stop24h 59mAir New Zealand

Deal found 12/16

$2,047

Best flights from Orange County to Sydney
Discover carefully curated flight deals from Orange County to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Sun 4/197:50 pmSNA - SYD

1 stop18h 05mUnited Airlines

Sun 4/2610:20 amSYD - SNA

1 stop16h 47mUnited Airlines

Deal found 12/15

$973

Wed 4/228:00 amLGB - SYD

1 stop17h 50mAlaska Airlines

Sun 5/108:45 pmSYD - LGB

1 stop17h 25mAlaska Airlines

Deal found 12/16

$1,037

Sat 2/77:20 amLGB - SYD

1 stop17h 25mHawaiian Airlines

Tue 2/179:40 pmSYD - LGB

1 stop18h 29mHawaiian Airlines

Deal found 12/16

$1,190

Sun 1/187:00 amLGB - SYD

2 stops30h 30mDelta

Mon 1/262:15 pmSYD - LGB

2 stops26h 30mDelta

Deal found 12/17

$1,498

Tue 1/207:50 pmSNA - SYD

1 stop18h 25mUnited Airlines

Fri 1/302:00 pmSYD - SNA

1 stop25h 42mUnited Airlines

Deal found 12/16

$976

Tue 1/203:41 pmSNA - SYD

1 stop22h 34mUnited Airlines

Wed 1/2811:20 amSYD - SNA

2 stops22h 30mUnited Airlines

Deal found 12/16

$978

Thu 1/17:05 pmSNA - SYD

1 stop19h 10mUnited Airlines

Fri 1/162:00 pmSYD - SNA

1 stop17h 15mUnited Airlines

Deal found 12/16

$979

Thu 1/13:59 pmSNA - SYD

1 stop19h 21mUnited Airlines

Tue 1/2011:20 amSYD - SNA

2 stops22h 30mUnited Airlines

Deal found 12/16

$981

Thu 2/269:00 amSNA - SYD

2 stops29h 15mUnited Airlines

Mon 3/211:20 amSYD - SNA

2 stops19h 58mUnited Airlines

Deal found 12/16

$981

Sun 1/187:00 amLGB - SYD

2 stops30h 30mDelta

Tue 1/272:15 pmSYD - LGB

2 stops20h 52mDelta

Deal found 12/17

$1,498

Thu 2/196:35 pmSNA - SYD

1 stop19h 40mUnited Airlines

Mon 2/2311:20 amSYD - SNA

2 stops22h 50mUnited Airlines

Deal found 12/15

$981

Sun 1/187:00 amLGB - SYD

2 stops30h 30mDelta

Thu 1/2910:40 amSYD - LGB

2 stops24h 27mDelta

Deal found 12/17

$1,501

Thu 1/13:59 pmSNA - SYD

1 stop19h 21mUnited Airlines

Mon 1/1911:20 amSYD - SNA

2 stops22h 30mUnited Airlines

Deal found 12/16

$981

Tue 1/201:05 pmLGB - SYD

2 stops48h 25mDelta

Wed 1/2810:40 amSYD - LGB

2 stops20h 23mDelta

Deal found 12/16

$1,516

Sat 1/3111:05 amSNA - SYD

2 stops27h 10mUnited Airlines

Sat 2/712:10 pmSYD - SNA

1 stop19h 05mUnited Airlines

Deal found 12/17

$984

Tue 1/131:05 pmLGB - SYD

2 stops22h 45mDelta

Wed 1/2810:40 amSYD - LGB

2 stops24h 27mDelta

Deal found 12/16

$1,518

Tue 1/131:05 pmLGB - SYD

2 stops24h 25mDelta

Sun 1/2510:40 amSYD - LGB

2 stops20h 23mDelta

Deal found 12/16

$1,518

Tue 1/201:05 pmLGB - SYD

2 stops48h 25mDelta

Thu 1/2910:40 amSYD - LGB

2 stops20h 23mDelta

Deal found 12/16

$1,519

Tue 1/204:50 pmLGB - SYD

2 stops44h 40mDelta

Fri 1/3010:40 amSYD - LGB

2 stops20h 23mDelta

Deal found 12/16

$1,519

Tue 1/201:05 pmLGB - SYD

2 stops48h 25mDelta

Mon 1/2610:40 amSYD - LGB

2 stops20h 23mDelta

Deal found 12/16

$1,527

Mon 1/124:50 pmLGB - SYD

2 stops43h 00mDelta

Wed 1/2810:40 amSYD - LGB

2 stops20h 23mDelta

Deal found 12/16

$1,638

Last-minute flights from Orange County to Sydney
Discover last-minute flight deals from Orange County to Sydney. Data last updated December 18, 2025 and is based on user searches.

Mon 12/293:59 pmSNA - SYD

1 stop19h 21mLufthansa

Mon 1/1212:10 pmSYD - SNA

1 stop19h 05mLufthansa

Deal found 12/17

$1,200

Thu 1/13:59 pmSNA - SYD

1 stop19h 21mUnited Airlines

Wed 1/212:00 pmSYD - SNA

1 stop17h 15mUnited Airlines

Deal found 12/16

$976

Thu 1/17:05 pmSNA - SYD

1 stop19h 10mUnited Airlines

Fri 1/162:00 pmSYD - SNA

1 stop17h 15mUnited Airlines

Deal found 12/16

$979

Tue 1/133:41 pmSNA - SYD

1 stop19h 39mUnited Airlines

Tue 1/2712:10 pmSYD - SNA

1 stop21h 40mUnited Airlines

Deal found 12/16

$1,163

Tue 1/139:00 amSNA - SYD

2 stops26h 20mUnited Airlines

Sun 1/2511:20 amSYD - SNA

2 stops22h 35mUnited Airlines

Deal found 12/16

$1,168

Sat 1/173:41 pmSNA - SYD

2 stops46h 24mUnited Airlines

Tue 1/272:00 pmSYD - SNA

1 stop19h 50mUnited Airlines

Deal found 12/16

$1,196

Sat 1/173:41 pmSNA - SYD

2 stops46h 24mUnited Airlines

Thu 1/2912:10 pmSYD - SNA

2 stops24h 18mUnited Airlines

Deal found 12/16

$1,199

Tue 1/203:41 pmSNA - SYD

1 stop22h 34mUnited Airlines

Wed 1/282:00 pmSYD - SNA

1 stop17h 15mUnited Airlines

Deal found 12/16

$973

Tue 1/209:00 amSNA - SYD

2 stops29h 15mUnited Airlines

Tue 1/2711:20 amSYD - SNA

2 stops22h 30mUnited Airlines

Deal found 12/16

$978

Sat 1/317:00 amLGB - SYD

2 stops28h 50mDelta

Sat 2/710:40 amSYD - LGB

2 stops24h 27mDelta

Deal found 12/17

$934

Sat 1/317:00 amSNA - SYD

2 stops30h 30mDelta

Sat 2/710:40 amSYD - SNA

2 stops24h 33mDelta

Deal found 12/17

$984

Sat 1/317:50 amSNA - SYD

1 stop28h 05mAmerican Airlines

Sat 2/72:05 pmSYD - SNA

1 stop25h 50mAmerican Airlines

Deal found 12/17

$1,198

One-way flights from Orange County to Sydney
Search for one-way flight options from Orange County to Sydney. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Wed 6/312:59 pmLGB - SYD

2 stops24h 36mDelta

Deal found 12/16

$436

Thu 6/412:59 pmLGB - SYD

2 stops24h 36mDelta

Deal found 12/16

$449

Sun 6/145:05 pmLGB - SYD

2 stops44h 30mDelta

Deal found 12/16

$454

Wed 6/31:35 pmSNA - SYD

2 stops24h 00mDelta

Deal found 12/16

$461

Thu 6/46:50 amSNA - SYD

2 stops31h 05mUnited Airlines

Deal found 12/16

$465

Wed 6/107:00 amSNA - SYD

2 stops30h 35mDelta

Deal found 12/16

$466

Fri 6/1212:59 pmLGB - SYD

2 stops48h 36mDelta

Deal found 12/16

$467

Wed 6/37:00 pmSNA - SYD

2 stops42h 55mUnited Airlines

Deal found 12/16

$470

Fri 1/234:50 pmLGB - SYD

2 stops43h 00mDelta

Deal found 12/16

$474

Sun 6/75:05 pmSNA - SYD

2 stops44h 30mDelta

Deal found 12/16

$479

Fri 1/237:10 pmSNA - SYD

2 stops64h 40mDelta

Deal found 12/16

$485

Wed 1/217:00 amLGB - SYD

2 stops54h 30mDelta

Deal found 12/16

$493

Find flight deals from Orange County to Sydney

Most accurate provider	Justfly.com 3 stars
Most trusted provider	Justfly.com 3 stars
Round-trip from	$934 (Delta)
One-way from	$436 (Delta)
Popular in	December
Cheapest in	February
Average price	$1,251

Provider with most accurate pricing for Los Angeles-Sydney Kingsford Smith flight deals.

Search Deals

Provider most trusted by Cheapflights users for Los Angeles-Sydney Kingsford Smith flights.

Search Deals

From Orange County to Sydney Kingsford Smith

Search Deals

One-way flight from Orange County to Sydney Kingsford Smith

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($126 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Sun 4/19

7:50 pm-6:55 am

1 stop18h 05m

Sydney Kingsford Smith

Sun 4/26

10:20 am-10:07 am

1 stop16h 47m

$973

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Tue 1/20

7:50 pm-9:15 am

1 stop18h 25m

Sydney Kingsford Smith

Fri 1/30

2:00 pm-8:42 pm

1 stop25h 42m

$976

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Tue 1/20

3:41 pm-9:15 am

1 stop22h 34m

Sydney Kingsford Smith

Wed 1/28

11:20 am-2:50 pm

2 stops22h 30m

$978

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Thu 1/1

7:05 pm-9:15 am

1 stop19h 10m

Sydney Kingsford Smith

Fri 1/16

2:00 pm-12:15 pm

1 stop17h 15m

$979

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Thu 1/1

3:59 pm-6:20 am

1 stop19h 21m

Sydney Kingsford Smith

Tue 1/20

11:20 am-2:50 pm

2 stops22h 30m

$981

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Thu 2/26

9:00 am-9:15 am

2 stops29h 15m

Sydney Kingsford Smith

Mon 3/2

11:20 am-12:18 pm

2 stops19h 58m

$981

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Thu 2/19

6:35 pm-9:15 am

1 stop19h 40m

Sydney Kingsford Smith

Mon 2/23

11:20 am-3:10 pm

2 stops22h 50m

$981

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Thu 1/1

3:59 pm-6:20 am

1 stop19h 21m

Sydney Kingsford Smith

Mon 1/19

11:20 am-2:50 pm

2 stops22h 30m

$981

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Sat 1/31

11:05 am-9:15 am

2 stops27h 10m

Sydney Kingsford Smith

Sat 2/7

12:10 pm-12:15 pm

1 stop19h 05m

$984

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Wed 4/22

8:00 am-6:50 pm

1 stop17h 50m

Sydney Kingsford Smith

Sun 5/10

8:45 pm-9:10 pm

1 stop17h 25m

$1,037

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 43 results

...

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 round-trip 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

What airport do you fly into for flights to Sydney from Orange County?
If you book a flight to Sydney from Orange County, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 4.6 mi from the center of Sydney.
How long is the flight from Orange County to Sydney?
A quick flight from Orange County to Sydney can take about 17h 25m. United Airlines provides one of the quickest options available for as low as $1,190. The distance from Orange County to Sydney is about 7498 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
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 vacation 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

Parramatta

Wollongong

Manly

Coogee

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$436+ Cheap flights from Orange County to Sydney (SYD)

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Orange County to Sydney with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Orange County to Sydney

Cheapest flights from Orange County to SydneyExplore 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 December 18, 2025.

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 December 18, 2025.

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 December 18, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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.

Cheapflights Insights

Everything you need to know about your flight from Orange County to Sydney

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?

How long is the flight from Orange County to Sydney?

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

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

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

Traveling to a place near Sydney?

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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 December 18, 2025.