Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Sydney to Los Angeles from $872

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 12/2. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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 - 22:07
SYD
-
ONT
18h 22m
1 stop
Multiple Airlines Logo
09:30 - 18:50
ONT
-
SYD
40h 20m
1 stop
$1,454Multiple Airlines
Fri, 29 May - Sun, 7 Jun
Delta Logo
09:40 - 23:51
SYD
-
ONT
32h 11m
2 stops
Delta Logo
13:20 - 07:25
ONT
-
SYD
24h 05m
2 stops
$1,469Delta
Sun, 15 Mar - Mon, 23 Mar
Multiple Airlines Logo
20:45 - 21:10
SYD
-
ONT
17h 25m
1 stop
Multiple Airlines Logo
16:03 - 18:50
ONT
-
SYD
33h 47m
2 stops
$1,527Multiple Airlines
Sat, 25 Apr - Wed, 13 May
United Airlines Logo
12:10 - 12:18
SYD
-
ONT
18h 08m
1 stop
United Airlines Logo
18:37 - 09:15
ONT
-
SYD
20h 38m
1 stop
$1,542United Airlines
Mon, 9 Mar - Mon, 23 Mar
United Airlines Logo
12:10 - 11:18
SYD
-
ONT
18h 08m
1 stop
United Airlines Logo
13:50 - 06:20
ONT
-
SYD
21h 30m
1 stop
$1,543United Airlines
Mon, 2 Feb - Sun, 15 Feb
United Airlines Logo
10:20 - 12:14
SYD
-
ONT
18h 54m
1 stop
United Airlines Logo
13:40 - 06:55
ONT
-
SYD
48h 15m
2 stops
$1,545United Airlines
Tue, 28 Apr - Mon, 4 May
United Airlines Logo
12:10 - 12:18
SYD
-
ONT
18h 08m
1 stop
United Airlines Logo
13:50 - 06:20
ONT
-
SYD
22h 30m
2 stops
$1,548United Airlines
Tue, 10 Mar - Wed, 18 Mar
United Airlines Logo
12:10 - 12:18
SYD
-
ONT
18h 08m
1 stop
United Airlines Logo
18:49 - 06:55
ONT
-
SYD
19h 06m
1 stop
$1,555United Airlines
Mon, 16 Mar - Mon, 6 Apr
United Airlines Logo
11:50 - 21:59
SYD
-
ONT
29h 09m
1 stop
United Airlines Logo
06:00 - 07:00
ONT
-
SYD
30h 00m
1 stop
$1,594United Airlines
Wed, 25 Feb - Thu, 5 Mar
United Airlines Logo
10:20 - 12:20
SYD
-
ONT
19h 00m
1 stop
United Airlines Logo
18:53 - 06:55
ONT
-
SYD
19h 02m
1 stop
$1,595United Airlines
Fri, 29 May - Wed, 17 Jun

China Airlines flights from Sydney to Ontario

Our best China Airlines deals on Sydney to Ontario flight tickets
China Airlines
16 Feb
SYD22:10Sydney Kingsford Smith
37h 40m
1 stop
ONT16:50Ontario
13 Mar
ONT23:50Ontario
42h 25m
1 stop
SYD12:15Sydney Kingsford Smith
$1,814
China Airlines
16 Feb
SYD22:10Sydney Kingsford Smith
37h 40m
1 stop
ONT16:50Ontario
8 Mar
ONT23:50Ontario
42h 25m
1 stop
SYD12:15Sydney Kingsford Smith
$1,879
China Airlines
28 Apr
SYD18:15Sydney Kingsford Smith
40h 45m
2 stops
ONT18:00Ontario
4 May
ONT00:10Ontario
41h 35m
1 stop
SYD10:45Sydney Kingsford Smith
$1,913

United Airlines flights from Sydney to Ontario

Our best United Airlines deals on Sydney to Ontario flight tickets
United Airlines
9 Mar
SYD12:10Sydney Kingsford Smith
18h 08m
1 stop
ONT12:18Ontario
23 Mar
ONT18:37Ontario
20h 38m
1 stop
SYD09:15Sydney Kingsford Smith
$1,542
United Airlines
2 Feb
SYD12:10Sydney Kingsford Smith
18h 08m
1 stop
ONT11:18Ontario
15 Feb
ONT13:50Ontario
21h 30m
1 stop
SYD06:20Sydney Kingsford Smith
$1,543
United Airlines
28 Apr
SYD10:20Sydney Kingsford Smith
18h 54m
1 stop
ONT12:14Ontario
5 May
ONT18:59Ontario
18h 56m
1 stop
SYD06:55Sydney Kingsford Smith
$1,545

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 21 January 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

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 29/5

20:45-22:07

1 stop18h 22m

Ontario

Sun 7/6

09:30-18:50

1 stop40h 20m

$1,454

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 15/3

09:40-23:51

2 stops32h 11m

Ontario

Mon 23/3

13:20-07:25

2 stops24h 05m

$1,469

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 25/4

20:45-21:10

1 stop17h 25m

Ontario

Wed 13/5

16:03-18:50

2 stops33h 47m

$1,527

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Mon 9/3

12:10-12:18

1 stop18h 08m

Ontario

Mon 23/3

18:37-09:15

1 stop20h 38m

$1,542

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Mon 2/2

12:10-11:18

1 stop18h 08m

Ontario

Sun 15/2

13:50-06:20

1 stop21h 30m

$1,543

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 28/4

10:20-12:14

1 stop18h 54m

Ontario

Mon 4/5

13:40-06:55

2 stops48h 15m

$1,545

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 10/3

12:10-12:18

1 stop18h 08m

Ontario

Wed 18/3

13:50-06:20

2 stops22h 30m

$1,548

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Mon 16/3

12:10-12:18

1 stop18h 08m

Ontario

Mon 6/4

18:49-06:55

1 stop19h 06m

$1,555

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Wed 25/2

11:50-21:59

1 stop29h 09m

Ontario

Thu 5/3

06:00-07:00

1 stop30h 00m

$1,594

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 29/5

10:20-12:20

1 stop19h 00m

Ontario

Wed 17/6

18:53-06:55

1 stop19h 02m

$1,595

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

Hawaiian Airlines is the most popular carrier 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 51% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 16 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 25m

Direct flights

None
The fastest flight from Sydney to Ontario takes 17h 25m
There are no direct flights from Sydney to Ontario. There are no popular flight routes from Sydney to Ontario.
Search flight deals

  • 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 25m.

  • 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 many operators does momondo search for flights from Sydney Kingsford Smith Airport to Ontario Airport?

  • 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.

  • What is the most popular airline from Sydney to Ontario?

Best airlines flying from Sydney to Ontario

Compare and see reviews for airlines that fly from Sydney to Ontario with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $1,250Free cancellationRating
7.4
9,188 reviews
Search United Airlines flights

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.

An easier way to manage your Ontario trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 20/2
Fri 27/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States