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Cheap flights from Australia to Los Angeles from $552

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 5/20. 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
1 adult, Economy, 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
8:45 pm - 9:28 pm
SYD
-
ONT
17h 43m
1 stop
Multiple Airlines Logo
8:00 am - 6:50 pm
ONT
-
SYD
17h 50m
1 stop
$769Multiple Airlines
Tue, Sep 1 - Wed, Sep 9
Multiple Airlines Logo
8:45 pm - 9:28 pm
SYD
-
ONT
17h 43m
1 stop
Multiple Airlines Logo
8:00 am - 6:50 pm
ONT
-
SYD
17h 50m
1 stop
$819Multiple Airlines
Sun, Aug 30 - Fri, Sep 18
Multiple Airlines Logo
8:45 pm - 9:28 pm
SYD
-
ONT
17h 43m
1 stop
Multiple Airlines Logo
8:00 am - 6:50 pm
ONT
-
SYD
17h 50m
1 stop
$872Multiple Airlines
Sat, Aug 29 - Sat, Sep 19
United Airlines Logo
10:55 am - 12:12 pm
MEL
-
ONT
18h 17m
1 stop
United Airlines Logo
1:50 pm - 8:15 am
ONT
-
MEL
25h 25m
1 stop
$905United Airlines
Tue, Jul 28 - Thu, Aug 6
United Airlines Logo
10:20 am - 12:12 pm
SYD
-
ONT
18h 52m
1 stop
United Airlines Logo
5:00 am - 6:55 am
ONT
-
SYD
32h 55m
2 stops
$907United Airlines
Tue, Jun 23 - Mon, Aug 3
United Airlines Logo
10:20 am - 9:41 am
SYD
-
ONT
16h 21m
1 stop
United Airlines Logo
6:00 am - 6:55 am
ONT
-
SYD
31h 55m
2 stops
$912United Airlines
Wed, May 6 - Wed, May 13
United Airlines Logo
10:55 am - 10:37 pm
MEL
-
ONT
28h 42m
1 stop
United Airlines Logo
1:50 pm - 8:15 am
ONT
-
MEL
25h 25m
1 stop
$915United Airlines
Tue, May 26 - Sun, May 31
United Airlines Logo
10:30 am - 9:41 am
BNE
-
ONT
16h 11m
1 stop
United Airlines Logo
1:40 pm - 6:30 am
ONT
-
BNE
23h 50m
2 stops
$917United Airlines
Tue, May 12 - Mon, May 18
Multiple Airlines Logo
8:45 pm - 9:10 pm
SYD
-
ONT
17h 25m
1 stop
Multiple Airlines Logo
9:40 am - 6:50 pm
ONT
-
SYD
40h 10m
1 stop
$958Multiple Airlines
Fri, May 1 - Fri, May 15
Lufthansa Logo
10:55 am - 10:45 pm
MEL
-
ONT
28h 50m
1 stop
Lufthansa Logo
1:30 pm - 8:15 am
ONT
-
MEL
25h 45m
1 stop
$1,018Lufthansa
Fri, Apr 24 - Fri, May 8

Qatar Airways flights from Australia to Ontario

Our best Qatar Airways deals on Australia to Ontario flight tickets
Qatar Airways
Apr 21
PER10:45 pmPerth
38h 47m
2 stops
ONT10:32 pmOntario
Apr 24
ONT7:59 pmOntario
55h 36m
2 stops
PER6:35 pmPerth
$1,805
Qatar Airways
Apr 27
PER10:45 pmPerth
38h 47m
2 stops
ONT10:32 pmOntario
May 10
ONT10:39 amOntario
34h 16m
2 stops
PER11:55 amPerth
$1,807
Qatar Airways
May 7
PER10:45 pmPerth
35h 20m
2 stops
ONT7:05 pmOntario
May 20
ONT6:00 amOntario
38h 55m
2 stops
PER11:55 amPerth
$1,829

United Airlines flights from Australia to Ontario

Our best United Airlines deals on Australia to Ontario flight tickets
United Airlines
Jul 28
MEL10:55 amMelbourne
18h 17m
1 stop
ONT12:12 pmOntario
Aug 6
ONT1:50 pmOntario
25h 25m
1 stop
MEL8:15 amMelbourne
$905
United Airlines
Jun 23
SYD10:20 amSydney Kingsford Smith
18h 52m
1 stop
ONT12:12 pmOntario
Aug 3
ONT5:00 amOntario
32h 55m
2 stops
SYD6:55 amSydney Kingsford Smith
$907
United Airlines
May 6
SYD10:20 amSydney Kingsford Smith
27h 16m
2 stops
ONT8:36 pmOntario
May 13
ONT1:40 pmOntario
24h 15m
2 stops
SYD6:55 amSydney Kingsford Smith
$912

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 March 26, 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

Cheapest round-trip
Quickest round-trip

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 9/1

8:45 pm-9:28 pm

1 stop17h 43m

Ontario

Wed 9/9

8:00 am-6:50 pm

1 stop17h 50m

$769

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 8/30

8:45 pm-9:28 pm

1 stop17h 43m

Ontario

Fri 9/18

8:00 am-6:50 pm

1 stop17h 50m

$819

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 8/29

8:45 pm-9:28 pm

1 stop17h 43m

Ontario

Sat 9/19

8:00 am-6:50 pm

1 stop17h 50m

$872

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Tue 7/28

10:55 am-12:12 pm

1 stop18h 17m

Ontario

Thu 8/6

1:50 pm-8:15 am

1 stop25h 25m

$905

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 6/23

10:20 am-12:12 pm

1 stop18h 52m

Ontario

Mon 8/3

5:00 am-6:55 am

2 stops32h 55m

$907

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Wed 5/6

10:20 am-9:41 am

1 stop16h 21m

Ontario

Wed 5/13

6:00 am-6:55 am

2 stops31h 55m

$912

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Tue 5/26

10:55 am-10:37 pm

1 stop28h 42m

Ontario

Sun 5/31

1:50 pm-8:15 am

1 stop25h 25m

$915

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Tue 5/12

10:30 am-9:41 am

1 stop16h 11m

Ontario

Mon 5/18

1:40 pm-6:30 am

2 stops23h 50m

$917

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 5/1

8:45 pm-9:10 pm

1 stop17h 25m

Ontario

Fri 5/15

9:40 am-6:50 pm

1 stop40h 10m

$958

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Fri 4/24

10:55 am-10:45 pm

1 stop28h 50m

Ontario

Fri 5/8

1:30 pm-8:15 am

1 stop25h 45m

$1,018

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 21m

Direct flights

None
The fastest flight from Australia to Ontario takes 16h 21m
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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