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Cheap flights from Australia to Los Angeles from $444

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Los Angeles departing on 2/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Australia to Los Angeles

Recent round-trip flight deals from Australia to Los Angeles

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:40 pm - 10:15 pm
SYD
-
ONT
19h 35m
1 stop
Multiple Airlines Logo
8:41 am - 7:45 pm
ONT
-
SYD
40h 04m
1 stop
$798Multiple Airlines
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
11:40 am - 10:57 pm
BNE
-
ONT
29h 17m
1 stop
United Airlines Logo
5:00 am - 7:30 am
ONT
-
BNE
56h 30m
2 stops
$806United Airlines
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
11:40 am - 12:48 pm
BNE
-
ONT
19h 08m
1 stop
United Airlines Logo
5:00 am - 7:30 am
ONT
-
BNE
56h 30m
2 stops
$813United Airlines
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
11:40 am - 12:38 pm
BNE
-
ONT
18h 58m
1 stop
United Airlines Logo
1:45 pm - 7:30 am
ONT
-
BNE
23h 45m
2 stops
$822United Airlines
Thu, Feb 19 - Thu, Feb 26
United Airlines Logo
11:50 am - 12:43 pm
SYD
-
ONT
43h 53m
2 stops
United Airlines Logo
1:45 pm - 9:15 am
ONT
-
SYD
48h 30m
2 stops
$829United Airlines
Thu, Feb 19 - Mon, Feb 23
United Airlines Logo
12:10 pm - 12:38 pm
SYD
-
ONT
19h 28m
1 stop
United Airlines Logo
6:37 pm - 9:15 am
ONT
-
SYD
20h 38m
1 stop
$831United Airlines
Mon, Mar 2 - Sun, Mar 8
United Airlines Logo
2:00 pm - 5:41 pm
SYD
-
ONT
22h 41m
1 stop
United Airlines Logo
6:37 pm - 9:15 am
ONT
-
SYD
20h 38m
1 stop
$835United Airlines
Tue, Feb 24 - Tue, Mar 10
United Airlines Logo
12:10 pm - 10:57 pm
SYD
-
ONT
29h 47m
1 stop
United Airlines Logo
1:45 pm - 9:15 am
ONT
-
SYD
48h 30m
2 stops
$836United Airlines
Thu, Feb 19 - Mon, Feb 23
United Airlines Logo
1:00 pm - 10:57 pm
MEL
-
ONT
28h 57m
1 stop
United Airlines Logo
1:45 pm - 10:00 am
ONT
-
MEL
49h 15m
2 stops
$836United Airlines
Thu, Feb 19 - Mon, Feb 23
Multiple Airlines Logo
8:45 pm - 9:10 pm
SYD
-
ONT
17h 25m
1 stop
Multiple Airlines Logo
3:26 pm - 6:50 pm
ONT
-
SYD
34h 24m
2 stops
$922Multiple Airlines
Tue, May 5 - Tue, May 12

China Airlines flights from Australia to Ontario

Our best China Airlines deals on Australia to Ontario flight tickets
China Airlines
Apr 29
SYD10:10 pmSydney Kingsford Smith
36h 50m
1 stop
ONT6:00 pmOntario
May 4
ONT12:10 amOntario
41h 35m
1 stop
SYD10:45 amSydney Kingsford Smith
$1,177
China Airlines
Mar 17
SYD10:10 pmSydney Kingsford Smith
37h 40m
1 stop
ONT5:50 pmOntario
Mar 22
ONT11:50 pmOntario
42h 25m
1 stop
SYD12:15 pmSydney Kingsford Smith
$1,249
China Airlines
Mar 4
MEL11:20 pmMelbourne
36h 30m
1 stop
ONT4:50 pmOntario
Mar 16
ONT11:50 pmOntario
42h 15m
1 stop
MEL12:05 pmMelbourne
$1,257

United Airlines flights from Australia to Ontario

Our best United Airlines deals on Australia to Ontario flight tickets
United Airlines
Feb 18
BNE11:40 amBrisbane
43h 03m
2 stops
ONT12:43 pmOntario
Feb 22
ONT5:00 amOntario
56h 30m
2 stops
BNE7:30 amBrisbane
$806
United Airlines
Feb 18
BNE11:40 amBrisbane
19h 08m
1 stop
ONT12:48 pmOntario
Feb 22
ONT5:00 amOntario
56h 30m
2 stops
BNE7:30 amBrisbane
$813
United Airlines
Feb 19
BNE11:40 amBrisbane
18h 58m
1 stop
ONT12:38 pmOntario
Feb 26
ONT1:45 pmOntario
23h 45m
2 stops
BNE7:30 amBrisbane
$822

momondo Fare Finder

 
Customize your flight search to find flights from Australia to Ontario 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, momondo users made 832,500 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Australia to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 2/27

9:40 pm-10:15 pm

1 stop19h 35m

Ontario

Tue 3/3

8:41 am-7:45 pm

1 stop40h 04m

$798

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Wed 2/18

11:40 am-10:57 pm

1 stop29h 17m

Ontario

Sun 2/22

5:00 am-7:30 am

2 stops56h 30m

$806

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Wed 2/18

11:40 am-12:48 pm

1 stop19h 08m

Ontario

Sun 2/22

5:00 am-7:30 am

2 stops56h 30m

$813

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Thu 2/19

11:40 am-12:38 pm

1 stop18h 58m

Ontario

Thu 2/26

1:45 pm-7:30 am

2 stops23h 45m

$822

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 2/19

11:50 am-12:43 pm

2 stops43h 53m

Ontario

Mon 2/23

1:45 pm-9:15 am

2 stops48h 30m

$829

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Mon 3/2

12:10 pm-12:38 pm

1 stop19h 28m

Ontario

Sun 3/8

6:37 pm-9:15 am

1 stop20h 38m

$831

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 2/24

2:00 pm-5:41 pm

1 stop22h 41m

Ontario

Tue 3/10

6:37 pm-9:15 am

1 stop20h 38m

$835

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 2/19

12:10 pm-10:57 pm

1 stop29h 47m

Ontario

Mon 2/23

1:45 pm-9:15 am

2 stops48h 30m

$836

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Thu 2/19

1:00 pm-10:57 pm

1 stop28h 57m

Ontario

Mon 2/23

1:45 pm-10:00 am

2 stops49h 15m

$836

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 5/5

8:45 pm-9:10 pm

1 stop17h 25m

Ontario

Tue 5/12

3:26 pm-6:50 pm

2 stops34h 24m

$922

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Australia to Ontario

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

Can stopping save me money on Australia to Ontario flights?

You could potentially save up to 38% on your flight if you consider stops on a Australia to Ontario flight.

Cheap Australia to Ontario flight deals and tips

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

Fastest flight time

16h 11m

Direct flights

None
The fastest flight from Australia to Ontario takes 16h 11m
There are no direct flights from Australia to Ontario. There are no popular flight routes from Australia to Ontario.
Search flight deals

  • When did momondo last update prices for flights from Australia to Ontario Airport?

    Prices for flights from Australia to Ontario Airport are updated daily.

  • How old do you have to be to fly from Australia to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find Australia to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

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

How can momondo help me find flights from Australia to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Australia to Ontario.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Australia and alert you when they change.

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