What is the cheapest airline that flies from Orange County to Australia?

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from Orange County to Australia

When did momondo last update prices for flights from Orange County to Australia?

Prices for flights from Orange County to Australia are refreshed on a daily basis.

How old do you have to be to fly from Orange County to Australia?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Orange County to Australia.

What documentation or ID do you need to fly to Australia?

The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$739 Cheap Flights from Orange County to Australia in 2026

1 adult

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Find the cheapest flights from Orange County to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

07:00 - 18:50

LGB

SYD

18h 50m

1 stop

20:45 - 20:30

SYD

LGB

16h 45m

1 stop

$1,348Alaska Airlines

Mon, 17 Aug - Tue, 8 Sep

07:00 - 18:50

LGB

SYD

18h 50m

1 stop

20:45 - 20:30

SYD

LGB

16h 45m

1 stop

$1,408Alaska Airlines

Wed, 17 Jun - Tue, 29 Sep

16:56 - 07:50

LGB

MEL

21h 54m

2 stops

10:00 - 21:45

MEL

LGB

28h 45m

2 stops

$1,538Delta

Fri, 31 Jul - Fri, 14 Aug

16:56 - 07:50

LGB

MEL

45h 54m

2 stops

10:00 - 16:21

MEL

LGB

23h 21m

2 stops

$1,556Delta

Sun, 2 Aug - Fri, 14 Aug

19:49 - 06:55

SNA

SYD

18h 06m

1 stop

10:20 - 12:03

SYD

SNA

18h 43m

1 stop

$1,601United Airlines

Tue, 2 Jun - Tue, 16 Jun

14:47 - 06:55

SNA

SYD

23h 08m

1 stop

09:30 - 13:45

SYD

SNA

21h 15m

2 stops

$1,607United Airlines

Tue, 2 Jun - Tue, 16 Jun

07:25 - 08:20

LGB

MEL

31h 55m

2 stops

07:00 - 20:30

MEL

LGB

30h 30m

2 stops

$1,641Multiple Airlines

Sat, 29 Aug - Sat, 12 Sep

19:49 - 06:55

SNA

SYD

18h 06m

1 stop

10:20 - 12:06

SYD

SNA

18h 46m

1 stop

$1,669Air New Zealand

Mon, 25 May - Wed, 3 Jun

19:49 - 06:55

SNA

SYD

18h 06m

1 stop

10:20 - 12:06

SYD

SNA

18h 46m

1 stop

$1,672Air New Zealand

Mon, 10 Aug - Mon, 24 Aug

08:12 - 22:35

LGB

ADL

21h 53m

2 stops

08:50 - 21:07

ADL

LGB

28h 47m

2 stops

$1,808Multiple Airlines

Fri, 15 May - Tue, 19 May

United Airlines flights from Orange County to Australia

Our best United Airlines deals on Orange County to Australia flight tickets

United Airlines

2 June

SNA19:49Santa Ana J. Wayne/Orange Cnty

18h 06m

1 stop

SYD06:55Sydney Kingsford Smith

16 June

SYD10:20Sydney Kingsford Smith

18h 43m

1 stop

SNA12:03Santa Ana J. Wayne/Orange Cnty

$1,600

United Airlines

2 Aug

SNA19:49Santa Ana J. Wayne/Orange Cnty

18h 06m

1 stop

SYD06:55Sydney Kingsford Smith

19 Aug

SYD09:30Sydney Kingsford Smith

22h 57m

2 stops

SNA15:27Santa Ana J. Wayne/Orange Cnty

$1,607

United Airlines

1 Aug

SNA19:49Santa Ana J. Wayne/Orange Cnty

42h 11m

2 stops

SYD07:00Sydney Kingsford Smith

17 Aug

SYD09:30Sydney Kingsford Smith

19h 36m

2 stops

SNA12:06Santa Ana J. Wayne/Orange Cnty

$1,624

American Airlines flights from Orange County to Australia

Our best American Airlines deals on Orange County to Australia flight tickets

American Airlines

1 Aug

SNA08:00Santa Ana J. Wayne/Orange Cnty

29h 55m

1 stop

SYD06:55Sydney Kingsford Smith

17 Aug

SYD12:00Sydney Kingsford Smith

20h 41m

1 stop

SNA15:41Santa Ana J. Wayne/Orange Cnty

$1,897

American Airlines

5 Aug

SNA12:01Santa Ana J. Wayne/Orange Cnty

23h 59m

2 stops

BNE05:00Brisbane

26 Aug

BNE20:35Brisbane

28h 34m

2 stops

SNA08:09Santa Ana J. Wayne/Orange Cnty

$1,948

American Airlines

24 Aug

SNA13:34Santa Ana J. Wayne/Orange Cnty

24h 21m

1 stop

SYD06:55Sydney Kingsford Smith

1 Sept

SYD12:00Sydney Kingsford Smith

22h 29m

1 stop

SNA17:29Santa Ana J. Wayne/Orange Cnty

$1,959

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Mon 17/8

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Tue 8/9

20:45-20:30

1 stop16h 45m

$1,348

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Wed 17/6

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Tue 29/9

20:45-20:30

1 stop16h 45m

$1,408

Long BeachMelbourne

LGB - MEL

LGBMEL

Long Beach Municipal

Fri 31/7

16:56-07:50

2 stops21h 54m

Melbourne

Fri 14/8

10:00-21:45

2 stops28h 45m

$1,538

Long BeachMelbourne

LGB - MEL

LGBMEL

Long Beach Municipal

Sun 2/8

16:56-07:50

2 stops45h 54m

Melbourne

Fri 14/8

10:00-16:21

2 stops23h 21m

$1,556

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Tue 2/6

19:49-06:55

1 stop18h 06m

Sydney Kingsford Smith

Tue 16/6

10:20-12:03

1 stop18h 43m

$1,600

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Tue 2/6

14:47-06:55

1 stop23h 08m

Sydney Kingsford Smith

Tue 16/6

09:30-13:45

2 stops21h 15m

$1,607

Long BeachMelbourne

LGB - MEL

LGBMEL

Long Beach Municipal

Sat 29/8

07:25-08:20

2 stops31h 55m

Melbourne

Sat 12/9

07:00-20:30

2 stops30h 30m

$1,641

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Mon 25/5

19:49-06:55

1 stop18h 06m

Sydney Kingsford Smith

Wed 3/6

10:20-12:06

1 stop18h 46m

$1,669

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Mon 10/8

19:49-06:55

1 stop18h 06m

Sydney Kingsford Smith

Mon 24/8

10:20-12:06

1 stop18h 46m

$1,672

Long BeachAdelaide

LGB - ADL

LGBADL

Long Beach Municipal

Fri 15/5

08:12-22:35

2 stops21h 53m

Adelaide

Tue 19/5

08:50-21:07

2 stops28h 47m

$1,808

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Orange County to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Australia?

In general, February is the cheapest month to fly from Orange County to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,218. If you don’t want to visit Australia in February, then you should wait until March to fly from Orange County, when ticket prices are also cheap, with an average price of $1,255.

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from Orange County when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,352 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Orange County for as low as $1,285 on momondo.

Can stopping save me money on Orange County to Australia flights?

No. A direct flight is the cheapest option for a flight between Orange County to Australia.

Cheap Orange County to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Orange County to Australia

Fastest flight time	17h 38m
Direct flights	None

The fastest flight from Orange County to Australia takes 17h 38m

There are no direct flights from Orange County to Australia. There are no popular flight routes from Orange County to Australia.

Search flight deals

Frequently asked questions about flying from Orange County to Australia

When did momondo last update prices for flights from Orange County to Australia?
Prices for flights from Orange County to Australia are refreshed on a daily basis.
How old do you have to be to fly from Orange County to Australia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Orange County to Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Orange County to Australia?
momondo data reveals that the most frequently booked plane model on the route from Orange County to Australia is Boeing 737-800 Passenger/BBJ2 (winglets), representing 29.91% of all bookings. The subsequent popular models are Airbus A320-100/200 at 21.36%, Airbus A321neo at 18.73%, and Airbus A321-100/200 at 7.57%.

Why use momondo?

Why should I use momondo to find a flight deal from Orange County to Australia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Orange County to Australia. momondo saves you time and could save you money on your trip.

Can I find flights from Orange County to Australia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Orange County to Australia flights to just show those with flexible booking policies.

How can momondo help me find flights from Orange County to Australia?

momondo provides multiple filters to help you find the best flight to Australia from Orange County. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Orange County to Australia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Orange County to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.