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

Delta, United Airlines, and American 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.

$617 Cheap Flights from Orange County to Australia in 2026

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

06:45 - 05:00

SNA

MEL

28h 15m

1 stop

12:00 - 21:56

MEL

SNA

27h 56m

2 stops

$1,320American Airlines

Fri, 20 Mar - Sat, 28 Mar

16:32 - 09:30

SNA

MEL

22h 58m

2 stops

09:15 - 15:54

MEL

SNA

24h 39m

2 stops

$1,363American Airlines

Sun, 22 Mar - Wed, 25 Mar

18:39 - 08:45

SNA

SYD

21h 06m

2 stops

11:55 - 21:00

SYD

SNA

26h 05m

2 stops

$1,455Air New Zealand

Mon, 11 May - Mon, 18 May

18:39 - 10:55

SNA

MEL

23h 16m

2 stops

12:10 - 21:00

MEL

SNA

25h 50m

2 stops

$1,456Air New Zealand

Wed, 6 May - Tue, 19 May

07:00 - 06:50

LGB

SYD

30h 50m

2 stops

09:15 - 21:42

SYD

LGB

29h 27m

2 stops

$1,460Delta

Tue, 14 Apr - Tue, 21 Apr

18:39 - 08:15

SNA

MEL

20h 36m

1 stop

10:55 - 12:20

MEL

SNA

18h 25m

1 stop

$1,492United Airlines

Fri, 1 May - Mon, 4 May

07:00 - 18:50

LGB

SYD

18h 50m

1 stop

20:45 - 20:36

SYD

LGB

16h 51m

1 stop

$1,494Alaska Airlines

Sat, 4 Jul - Sat, 18 Jul

13:22 - 08:15

SNA

MEL

25h 53m

2 stops

10:55 - 20:44

MEL

SNA

26h 49m

2 stops

$1,497United Airlines

Fri, 1 May - Mon, 4 May

07:00 - 06:05

LGB

SYD

29h 05m

2 stops

13:15 - 16:19

SYD

LGB

21h 04m

2 stops

$1,530Delta

Sun, 15 Mar - Mon, 23 Mar

07:00 - 18:50

LGB

SYD

18h 50m

1 stop

20:45 - 20:36

SYD

LGB

16h 51m

1 stop

$1,601Alaska Airlines

Fri, 12 Jun - Sat, 20 Jun

Delta flights from Orange County to Australia

Our best Delta deals on Orange County to Australia flight tickets

Delta

14 Apr

LGB07:00Long Beach Municipal

30h 50m

2 stops

SYD06:50Sydney Kingsford Smith

21 Apr

SYD09:15Sydney Kingsford Smith

29h 27m

2 stops

LGB21:42Long Beach Municipal

$1,460

Delta

13 Apr

SNA09:54Santa Ana J. Wayne/Orange Cnty

27h 56m

2 stops

SYD06:50Sydney Kingsford Smith

20 Apr

SYD09:15Sydney Kingsford Smith

25h 51m

2 stops

SNA18:06Santa Ana J. Wayne/Orange Cnty

$1,514

Delta

15 Mar

LGB07:00Long Beach Municipal

29h 05m

2 stops

SYD06:05Sydney Kingsford Smith

23 Mar

SYD13:15Sydney Kingsford Smith

21h 04m

2 stops

LGB16:19Long Beach Municipal

$1,530

Hawaiian Airlines flights from Orange County to Australia

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

Hawaiian Airlines

9 Mar

LGB08:00Long Beach Municipal

17h 45m

1 stop

SYD19:45Sydney Kingsford Smith

24 Mar

SYD21:40Sydney Kingsford Smith

17h 33m

1 stop

LGB21:13Long Beach Municipal

$1,421

Hawaiian Airlines

11 Mar

LGB08:00Long Beach Municipal

17h 45m

1 stop

SYD19:45Sydney Kingsford Smith

20 Mar

SYD21:40Sydney Kingsford Smith

17h 33m

1 stop

LGB21:13Long Beach Municipal

$1,516

Hawaiian Airlines

14 Mar

LGB08:00Long Beach Municipal

17h 45m

1 stop

SYD19:45Sydney Kingsford Smith

27 Mar

SYD21:40Sydney Kingsford Smith

17h 33m

1 stop

LGB21:13Long Beach Municipal

$1,575

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaMelbourne

SNA - MEL

SNAMEL

Santa Ana J. Wayne/Orange Cnty

Fri 20/3

06:45-05:00

1 stop28h 15m

Melbourne

Sat 28/3

12:00-21:56

2 stops27h 56m

$1,320

Santa AnaMelbourne

SNA - MEL

SNAMEL

Santa Ana J. Wayne/Orange Cnty

Sun 22/3

16:32-09:30

2 stops22h 58m

Melbourne

Wed 25/3

09:15-15:54

2 stops24h 39m

$1,363

Santa AnaSydney

SNA - SYD

SNASYD

Santa Ana J. Wayne/Orange Cnty

Mon 11/5

18:39-08:45

2 stops21h 06m

Sydney Kingsford Smith

Mon 18/5

11:55-21:00

2 stops26h 05m

$1,455

Santa AnaMelbourne

SNA - MEL

SNAMEL

Santa Ana J. Wayne/Orange Cnty

Wed 6/5

18:39-10:55

2 stops23h 16m

Melbourne

Tue 19/5

12:10-21:00

2 stops25h 50m

$1,456

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Tue 14/4

07:00-06:50

2 stops30h 50m

Sydney Kingsford Smith

Tue 21/4

09:15-21:42

2 stops29h 27m

$1,460

Santa AnaMelbourne

SNA - MEL

SNAMEL

Santa Ana J. Wayne/Orange Cnty

Fri 1/5

18:39-08:15

1 stop20h 36m

Melbourne

Mon 4/5

10:55-12:20

1 stop18h 25m

$1,492

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Sat 4/7

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Sat 18/7

20:45-20:36

1 stop16h 51m

$1,494

Santa AnaMelbourne

SNA - MEL

SNAMEL

Santa Ana J. Wayne/Orange Cnty

Fri 1/5

13:22-08:15

2 stops25h 53m

Melbourne

Mon 4/5

10:55-20:44

2 stops26h 49m

$1,497

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Sun 15/3

07:00-06:05

2 stops29h 05m

Sydney Kingsford Smith

Mon 23/3

13:15-16:19

2 stops21h 04m

$1,530

Long BeachSydney

LGB - SYD

LGBSYD

Long Beach Municipal

Fri 12/6

07:00-18:50

1 stop18h 50m

Sydney Kingsford Smith

Sat 20/6

20:45-20:36

1 stop16h 51m

$1,601

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 $1,225. If you don’t want to visit Australia in February, then you should wait until August to fly from Orange County, when ticket prices are also cheap, with an average price of $1,316.

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 $1,378 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 $1,287 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

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 30.88% of all bookings. The subsequent popular models are Airbus A320-100/200 at 21.66%, Airbus A321neo at 17.97%, and Airbus A321-100/200 at 9.78%.

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.