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Cheap flights from Sydney to Los Angeles from $482

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Los Angeles departing on 9/9. 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

Find the cheapest flights from Sydney to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
9:15 am - 10:04 pm
SYD
-
ONT
29h 49m
2 stops
Delta Logo
9:52 am - 6:50 am
ONT
-
SYD
27h 58m
2 stops
$837Delta
Wed, Sep 9 - Wed, Sep 16
United Airlines Logo
10:20 am - 12:12 pm
SYD
-
ONT
18h 52m
1 stop
United Airlines Logo
1:56 pm - 6:55 am
ONT
-
SYD
23h 59m
1 stop
$841United Airlines
Tue, Aug 11 - Tue, Aug 18
United Airlines Logo
9:20 am - 8:51 pm
SYD
-
ONT
29h 31m
2 stops
United Airlines Logo
1:29 pm - 9:20 am
ONT
-
SYD
49h 51m
2 stops
$842United Airlines
Thu, Oct 29 - Sat, Oct 31
United Airlines Logo
11:50 am - 9:57 am
SYD
-
ONT
17h 07m
1 stop
United Airlines Logo
4:03 pm - 6:20 am
ONT
-
SYD
19h 17m
1 stop
$843United Airlines
Wed, Jan 13 - Mon, Jan 25
Delta Logo
9:15 am - 10:23 pm
SYD
-
ONT
30h 08m
2 stops
Delta Logo
6:00 am - 6:50 am
ONT
-
SYD
31h 50m
2 stops
$872Delta
Sun, Sep 6 - Sun, Sep 13
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
$876United Airlines
Mon, Aug 17 - Fri, Aug 21
United Airlines Logo
11:50 am - 10:48 pm
SYD
-
ONT
28h 58m
1 stop
United Airlines Logo
6:00 am - 9:20 am
ONT
-
SYD
33h 20m
1 stop
$877United Airlines
Thu, Oct 29 - Sat, Oct 31
United Airlines Logo
10:20 am - 12:12 pm
SYD
-
ONT
18h 52m
1 stop
United Airlines Logo
1:18 pm - 6:55 am
ONT
-
SYD
24h 37m
2 stops
$893United Airlines
Mon, Aug 10 - Tue, Aug 18
United Airlines Logo
10:20 am - 12:12 pm
SYD
-
ONT
18h 52m
1 stop
United Airlines Logo
9:01 am - 6:55 am
ONT
-
SYD
28h 54m
1 stop
$895United Airlines
Tue, Aug 11 - Wed, Aug 12
United Airlines Logo
10:20 am - 12:12 pm
SYD
-
ONT
18h 52m
1 stop
United Airlines Logo
7:13 pm - 6:55 am
ONT
-
SYD
18h 42m
1 stop
$911United Airlines
Sun, Aug 9 - Thu, Aug 13

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United Airlines flights from Sydney to Ontario

Our best United Airlines deals on Sydney to Ontario flight tickets
United Airlines
Jul 27
SYD10:20 amSydney Kingsford Smith
18h 52m
1 stop
ONT12:12 pmOntario
Aug 9
ONT6:39 pmOntario
19h 16m
1 stop
SYD6:55 amSydney Kingsford Smith
$840
United Airlines
Aug 11
SYD10:20 amSydney Kingsford Smith
18h 52m
1 stop
ONT12:12 pmOntario
Aug 18
ONT1:56 pmOntario
23h 59m
1 stop
SYD6:55 amSydney Kingsford Smith
$841
United Airlines
Oct 29
SYD9:20 amSydney Kingsford Smith
29h 31m
2 stops
ONT8:51 pmOntario
Oct 31
ONT1:29 pmOntario
49h 51m
2 stops
SYD9:20 amSydney Kingsford Smith
$842

China Airlines flights from Sydney to Ontario

Our best China Airlines deals on Sydney to Ontario flight tickets
China Airlines
Jul 29
SYD10:10 pmSydney Kingsford Smith
37h 30m
1 stop
ONT6:40 pmOntario
Aug 16
ONT12:45 amOntario
45h 45m
2 stops
SYD3:30 pmSydney Kingsford Smith
$1,949
China Airlines
Aug 5
SYD10:10 pmSydney Kingsford Smith
37h 30m
1 stop
ONT6:40 pmOntario
Aug 18
ONT12:45 amOntario
41h 00m
1 stop
SYD10:45 amSydney Kingsford Smith
$2,123

momondo Fare Finder

 
Customize your flight search to find flights from Sydney 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 July 27, 2026.
Use the filters below to find and compare flights from Sydney to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Wed 9/9

9:15 am-10:04 pm

2 stops29h 49m

Ontario

Wed 9/16

9:52 am-6:50 am

2 stops27h 58m

$837

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 8/11

10:20 am-12:12 pm

1 stop18h 52m

Ontario

Tue 8/18

1:56 pm-6:55 am

1 stop23h 59m

$841

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 10/29

9:20 am-8:51 pm

2 stops29h 31m

Ontario

Sat 10/31

1:29 pm-9:20 am

2 stops49h 51m

$842
Quickest round-trip

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Wed 1/13

11:50 am-9:57 am

1 stop17h 07m

Ontario

Mon 1/25

4:03 pm-6:20 am

1 stop19h 17m

$843

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 9/6

9:15 am-10:23 pm

2 stops30h 08m

Ontario

Sun 9/13

6:00 am-6:50 am

2 stops31h 50m

$872

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Mon 8/17

10:20 am-12:12 pm

1 stop18h 52m

Ontario

Fri 8/21

5:00 am-6:55 am

2 stops32h 55m

$876

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 10/29

11:50 am-10:48 pm

1 stop28h 58m

Ontario

Sat 10/31

6:00 am-9:20 am

1 stop33h 20m

$877

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Mon 8/10

10:20 am-12:12 pm

1 stop18h 52m

Ontario

Tue 8/18

1:18 pm-6:55 am

2 stops24h 37m

$893

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 8/11

10:20 am-12:12 pm

1 stop18h 52m

Ontario

Wed 8/12

9:01 am-6:55 am

1 stop28h 54m

$895

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 8/9

10:20 am-12:12 pm

1 stop18h 52m

Ontario

Thu 8/13

7:13 pm-6:55 am

1 stop18h 42m

$911

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 Sydney 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

What is the cheapest airline that flies from Sydney Kingsford Smith to Ontario?

United Airlines is the most popular carrier operating from Sydney Kingsford Smith to Ontario

What airlines fly to Ontario?

Qantas Airways, Fiji Airways and United Airlines are the top three most popular airlines that fly to Ontario from Sydney according to our data. Qantas Airways is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 7 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Sydney to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sydney to Ontario (SYD to ONT) flight deals and tips

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

Fastest flight time

17h 07m

Direct flights

None
The fastest flight from Sydney to Ontario takes 17h 07m
There are no direct flights from Sydney to Ontario. There are no popular flight routes from Sydney to Ontario.
Search flight deals

Frequently asked questions about flying from Sydney to Ontario

  • How far is Sydney Kingsford Smith to Ontario by plane?

    A flight from Sydney Kingsford Smith to Ontario will travel around 7527.4 mi. A reasonable flight in good conditions will take 17h 07m.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Ontario Airport?

    Prices for flights from Sydney Kingsford Smith Airport to Ontario Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to Ontario Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Ontario Airport.

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

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 Sydney to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to Ontario for you.

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

Yes. momondo enables you to select and highlight flights to Ontario from Sydney with this policy.

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

momondo helps you find the best flight between Sydney and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Ontario from Sydney are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Ontario trip

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