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Cheap flights from Sydney to Los Angeles from $652

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 24/9. 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 return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:45 - 22:10SYD  Sydney Kingsford Smith-ONT Ontario
18h 25m1 stop Honolulu
Multiple Airlines Logo
09:31 - 18:50ONT  Ontario-SYD Sydney Kingsford Smith
40h 19m1 stop Honolulu
$986Multiple Airlines
Thu, 10 Sep - Sun, 13 Sep
Delta Logo
09:15 - 16:35SYD  Sydney Kingsford Smith-ONT Ontario
24h 20m2 stops Los Angeles Los Angeles Salt Lake City
Delta Logo
13:04 - 06:50ONT  Ontario-SYD Sydney Kingsford Smith
24h 46m2 stops Salt Lake City Los Angeles Los Angeles
$1,064Delta
Thu, 10 Sep - Sun, 13 Sep
Multiple Airlines Logo
20:45 - 22:10SYD  Sydney Kingsford Smith-ONT Ontario
18h 25m1 stop Honolulu
Multiple Airlines Logo
09:31 - 18:50ONT  Ontario-SYD Sydney Kingsford Smith
40h 19m1 stop Honolulu
$1,067Multiple Airlines
Sun, 30 Aug - Tue, 15 Sep
Multiple Airlines Logo
20:45 - 21:29SYD  Sydney Kingsford Smith-ONT Ontario
18h 44m1 stop Honolulu
Multiple Airlines Logo
07:00 - 19:45ONT  Ontario-SYD Sydney Kingsford Smith
18h 45m1 stop Honolulu
$1,075Multiple Airlines
Sun, 18 Oct - Wed, 28 Oct
Multiple Airlines Logo
21:40 - 21:23SYD  Sydney Kingsford Smith-ONT Ontario
18h 43m1 stop Honolulu
Multiple Airlines Logo
09:00 - 19:45ONT  Ontario-SYD Sydney Kingsford Smith
39h 45m1 stop Honolulu
$1,104Multiple Airlines
Tue, 24 Nov - Tue, 9 Feb
Multiple Airlines Logo
20:45 - 22:10SYD  Sydney Kingsford Smith-ONT Ontario
18h 25m1 stop Honolulu
Multiple Airlines Logo
09:31 - 18:50ONT  Ontario-SYD Sydney Kingsford Smith
40h 19m1 stop Honolulu
$1,126Multiple Airlines
Sun, 6 Sep - Fri, 11 Sep
Lufthansa Logo
10:20 - 12:12SYD  Sydney Kingsford Smith-ONT Ontario
18h 52m1 stop San Francisco
Lufthansa Logo
19:13 - 06:55ONT  Ontario-SYD Sydney Kingsford Smith
18h 42m1 stop San Francisco
$1,135Lufthansa
Mon, 17 Aug - Sun, 30 Aug
United Airlines Logo
11:50 - 12:29SYD  Sydney Kingsford Smith-ONT Ontario
19h 39m1 stop San Francisco
United Airlines Logo
16:03 - 09:20ONT  Ontario-SYD Sydney Kingsford Smith
22h 17m1 stop San Francisco
$1,138United Airlines
Tue, 24 Nov - Tue, 1 Dec
United Airlines Logo
11:20 - 12:18SYD  Sydney Kingsford Smith-ONT Ontario
18h 58m1 stop San Francisco
United Airlines Logo
16:17 - 09:20ONT  Ontario-SYD Sydney Kingsford Smith
23h 03m1 stop San Francisco
$1,138United Airlines
Mon, 5 Oct - Tue, 27 Oct
United Airlines Logo
10:20 - 12:12SYD  Sydney Kingsford Smith-ONT Ontario
18h 52m1 stop San Francisco
United Airlines Logo
19:13 - 06:55ONT  Ontario-SYD Sydney Kingsford Smith
18h 42m1 stop San Francisco
$1,139United Airlines
Mon, 7 Sep - Sun, 20 Sep

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United Airlines flights from Sydney to Ontario

Our best United Airlines deals on Sydney to Ontario flight tickets
United Airlines
5 Oct
SYD11:20Sydney Kingsford Smith
18h 58m
1 stop
ONT12:18Ontario
27 Oct
ONT16:17Ontario
23h 03m
1 stop
SYD09:20Sydney Kingsford Smith
$1,138
United Airlines
26 Aug
SYD10:20Sydney Kingsford Smith
18h 52m
1 stop
ONT12:12Ontario
29 Aug
ONT13:18Ontario
48h 37m
2 stops
SYD06:55Sydney Kingsford Smith
$1,139
United Airlines
17 Aug
SYD10:20Sydney Kingsford Smith
18h 52m
1 stop
ONT12:12Ontario
30 Aug
ONT13:56Ontario
23h 59m
1 stop
SYD06:55Sydney Kingsford Smith
$1,140

China Airlines flights from Sydney to Ontario

Our best China Airlines deals on Sydney to Ontario flight tickets
China Airlines
18 Aug
SYD18:30Sydney Kingsford Smith
41h 10m
2 stops
ONT18:40Ontario
27 Aug
ONT00:45Ontario
49h 10m
2 stops
SYD18:55Sydney Kingsford Smith
$2,726
China Airlines
19 Aug
SYD18:45Sydney Kingsford Smith
40h 55m
2 stops
ONT18:40Ontario
8 Sept
ONT00:45Ontario
41h 00m
1 stop
SYD10:45Sydney Kingsford Smith
$3,133
China Airlines
19 Aug
SYD18:15Sydney Kingsford Smith
41h 25m
2 stops
ONT18:40Ontario
8 Sept
ONT00:45Ontario
41h 00m
1 stop
SYD10:45Sydney Kingsford Smith
$3,135

momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 7 August 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 return flight

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Thu 10/9

20:45-22:10

1 stop18h 25m

Ontario

Sun 13/9

09:31-18:50

1 stop40h 19m

$986

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Thu 10/9

09:15-16:35

2 stops24h 20m

Ontario

Sun 13/9

13:04-06:50

2 stops24h 46m

$1,064

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Sun 30/8

20:45-22:10

1 stop18h 25m

Ontario

Tue 15/9

09:31-18:50

1 stop40h 19m

$1,067
Fastest return journey

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Sun 18/10

20:45-21:29

1 stop18h 44m

Ontario

Wed 28/10

07:00-19:45

1 stop18h 45m

$1,075

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Tue 24/11

21:40-21:23

1 stop18h 43m

Ontario

Tue 9/2

09:00-19:45

1 stop39h 45m

$1,104

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Sun 6/9

20:45-22:10

1 stop18h 25m

Ontario

Fri 11/9

09:31-18:50

1 stop40h 19m

$1,126

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Mon 17/8

10:20-12:12

1 stop18h 52m

Ontario

Sun 30/8

19:13-06:55

1 stop18h 42m

$1,135

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Tue 24/11

11:50-12:29

1 stop19h 39m

Ontario

Tue 1/12

16:03-09:20

1 stop22h 17m

$1,138

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Mon 5/10

11:20-12:18

1 stop18h 58m

Ontario

Tue 27/10

16:17-09:20

1 stop23h 03m

$1,138

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Mon 7/9

10:20-12:12

1 stop18h 52m

Ontario

Sun 20/9

19:13-06:55

1 stop18h 42m

$1,139

Flights are sorted by cheapest return 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?

Virgin Australia and United Airlines are the most popular carriers operating from Sydney Kingsford Smith to Ontario

Which 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 49% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 13 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 return 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?

    There are 12114.1 km between Sydney Kingsford Smith and Ontario. By plane, this route typically takes 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 refresh daily.

  • 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 licence 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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sydney to Ontario. momondo saves you time and could save you money on your trip.

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

Flights from Sydney to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

Of course. momondo tracks the price of Sydney to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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