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Cheap flights from Orange County to Adelaide from $1,373

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — ADL
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Orange County to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from Orange County to Adelaide
Explore the most affordable flight options available from Orange County to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Sat 13/1206:45SNA - ADL
2 stops39h 50mQatar Airways
Tue 30/1222:00ADL - SNA
2 stops38h 05mQatar Airways
Deal found 4/12$26,502
Wed 10/1215:01SNA - ADL
2 stops55h 34mQatar Airways
Sun 21/1222:00ADL - SNA
2 stops38h 37mQatar Airways
Deal found 4/12$30,158
Mon 8/1209:13SNA - ADL
2 stops37h 22mQatar Airways
Fri 19/1222:00ADL - SNA
2 stops38h 05mQatar Airways
Deal found 2/12$32,138

Find flight deals from Orange County to Adelaide

Keep the following information in mind while searching for Orange County to Adelaide flight deals. Data was last updated 5 December 2025.

Round-trip from

$1,609

One-way from

$1,373

Popular in

January

Cheapest in

July

Average price

$2,197
United Airlines
  • United Airlines
  • 17/1-24/1
  • 2 total stops
  • 41h 16m total
  • Orange County to Adelaide
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 7/1
  • 2 total stops
  • 62h 13m total
  • Orange County to Adelaide
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($404 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($71 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Orange County to Adelaide 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 5 December 2025.
Use the filters below to find and compare flights from Orange County to Adelaide that are best for you.

Fly from

Orange County

Fly to

Adelaide

Route

Depart

Return

Price

Santa AnaAdelaide

SNA - ADL

SNAADL

Santa Ana J. Wayne/Orange Cnty

Sat 17/1

19:50-09:30

1 stop19h 10m

Adelaide

Sat 24/1

14:55-18:31

1 stop22h 06m

$1,609

Long BeachAdelaide

LGB - ADL

LGBADL

Long Beach Municipal

Tue 31/3

08:00-16:20

2 stops62h 50m

Adelaide

Sat 4/4

12:40-21:10

2 stops26h 00m

$1,887

Santa AnaAdelaide

SNA - ADL

SNAADL

Santa Ana J. Wayne/Orange Cnty

Wed 25/2

18:40-09:30

2 stops44h 20m

Adelaide

Sun 1/3

08:30-18:33

2 stops28h 33m

$2,081

Santa AnaAdelaide

SNA - ADL

SNAADL

Santa Ana J. Wayne/Orange Cnty

Sun 18/1

07:55-10:55

2 stops32h 30m

Adelaide

Sun 25/1

08:30-12:15

2 stops22h 15m

$2,110

Santa AnaAdelaide

SNA - ADL

SNAADL

Santa Ana J. Wayne/Orange Cnty

Wed 18/2

19:22-16:25

2 stops26h 33m

Adelaide

Mon 1/6

12:05-20:19

2 stops24h 44m

$2,196

Long BeachAdelaide

LGB - ADL

LGBADL

Long Beach Municipal

Wed 7/1

09:32-18:15

2 stops62h 13m

$1,373

Santa AnaAdelaide

SNA - ADL

SNAADL

Santa Ana J. Wayne/Orange Cnty

Wed 7/1

13:17-09:30

2 stops49h 43m

$1,775

Santa AnaAdelaide

SNA - ADL

SNAADL

Santa Ana J. Wayne/Orange Cnty

Wed 7/1

16:20-13:40

3 stops26h 50m

$3,463

Santa AnaAdelaide

SNA - ADL

SNAADL

Santa Ana J. Wayne/Orange Cnty

Sat 13/12

16:00-10:55

2 stops24h 25m

$3,773

Santa AnaAdelaide

SNA - ADL

SNAADL

Santa Ana J. Wayne/Orange Cnty

Tue 20/1

15:41-10:55

2 stops24h 44m

$9,077

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Showing 1-10 of 11 results
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Best time to book a flight from Orange County to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide 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 Adelaide
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 Adelaide. 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 Adelaide from Orange County?

    Adelaide (ADL) is the airport you will fly into if you book a flight from Orange County to Adelaide. It is only a 6.6 km journey from Adelaide (ADL) to Adelaide’s city centre.

  • How long is the flight from Orange County to Adelaide?

    United Airlines and Alaska Airlines can get you from Orange County to Adelaide in just under 19h 10m. Your travel time can differ by up to 43h 40m. Airlines will cover a distance of 13174 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 Adelaide that include hotel bookings?

    Yes. In addition to deals on Orange County to Adelaide flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Orange County to Adelaide?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Orange County to Adelaide.

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

    Yes. Cheapflights offers flight deals from Orange County to Adelaide 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 Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg

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Why should you use Cheapflights to find cheap flight tickets from Orange County to Adelaide?

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Can Cheapflights find flights from Orange County to Adelaide 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 Adelaide, 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 Adelaide become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Adelaide from Orange County today and book when prices fit your budget.

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