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.

$692 Cheap Flights from Sydney to Ontario in 2026

Find the cheapest flights from Sydney to Los Angeles

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

11:50 - 12:01

SYD

ONT

19h 11m

1 stop

16:04 - 09:20

ONT

SYD

22h 16m

1 stop

$1,201United Airlines

Wed, 11 Nov - Wed, 18 Nov

10:20 - 12:12

SYD

ONT

18h 52m

1 stop

13:56 - 06:55

ONT

SYD

23h 59m

1 stop

$1,203United Airlines

Wed, 2 Sep - Wed, 9 Sep

11:50 - 22:53

SYD

ONT

29h 03m

1 stop

05:00 - 09:20

ONT

SYD

58h 20m

2 stops

$1,204United Airlines

Thu, 29 Oct - Sat, 31 Oct

11:50 - 12:42

SYD

ONT

42h 52m

2 stops

05:00 - 09:20

ONT

SYD

58h 20m

2 stops

$1,207United Airlines

Thu, 29 Oct - Sat, 31 Oct

10:20 - 00:27

SYD

ONT

31h 07m

1 stop

05:00 - 06:55

ONT

SYD

32h 55m

2 stops

$1,250United Airlines

Sun, 2 Aug - Wed, 12 Aug

13:20 - 12:20

SYD

ONT

18h 00m

1 stop

13:33 - 06:20

ONT

SYD

21h 47m

1 stop

$1,253United Airlines

Tue, 12 Jan - Fri, 29 Jan

09:15 - 21:45

SYD

ONT

31h 30m

1 stop

11:20 - 06:20

ONT

SYD

24h 00m

1 stop

$1,254United Airlines

Sun, 27 Dec - Mon, 18 Jan

10:20 - 00:27

SYD

ONT

31h 07m

1 stop

05:00 - 06:55

ONT

SYD

32h 55m

2 stops

$1,257United Airlines

Sun, 2 Aug - Wed, 12 Aug

20:45 - 21:45

SYD

ONT

18h 00m

1 stop

09:31 - 18:50

ONT

SYD

40h 19m

1 stop

$1,267Multiple Airlines

Fri, 14 Aug - Wed, 26 Aug

20:45 - 21:45

SYD

ONT

18h 00m

1 stop

09:31 - 18:50

ONT

SYD

40h 19m

1 stop

$1,270Multiple Airlines

Fri, 14 Aug - Wed, 26 Aug

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United Airlines flights from Sydney to Ontario

Our best United Airlines deals on Sydney to Ontario flight tickets

United Airlines

11 Nov

SYD11:50Sydney Kingsford Smith

19h 11m

1 stop

ONT12:01Ontario

18 Nov

ONT16:04Ontario

22h 16m

1 stop

SYD09:20Sydney Kingsford Smith

$1,201

United Airlines

2 Sept

SYD10:20Sydney Kingsford Smith

18h 52m

1 stop

ONT12:12Ontario

9 Sept

ONT13:56Ontario

23h 59m

1 stop

SYD06:55Sydney Kingsford Smith

$1,203

United Airlines

29 Oct

SYD11:50Sydney Kingsford Smith

29h 03m

1 stop

ONT22:53Ontario

31 Oct

ONT05:00Ontario

58h 20m

2 stops

SYD09:20Sydney Kingsford Smith

$1,204

China Airlines flights from Sydney to Ontario

Our best China Airlines deals on Sydney to Ontario flight tickets

China Airlines

22 July

SYD22:10Sydney Kingsford Smith

37h 30m

1 stop

ONT18:40Ontario

10 Aug

ONT00:45Ontario

41h 00m

1 stop

SYD10:45Sydney Kingsford Smith

$2,603

China Airlines

28 July

SYD18:05Sydney Kingsford Smith

41h 35m

2 stops

ONT18:40Ontario

16 Aug

ONT00:45Ontario

41h 00m

1 stop

SYD10:45Sydney Kingsford Smith

$2,735

China Airlines

27 July

SYD22:10Sydney Kingsford Smith

37h 30m

1 stop

ONT18:40Ontario

10 Aug

ONT00:45Ontario

41h 00m

1 stop

SYD10:45Sydney Kingsford Smith

$2,755

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Wed 11/11

11:50-12:01

1 stop19h 11m

Ontario

Wed 18/11

16:04-09:20

1 stop22h 16m

$1,201

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Wed 2/9

10:20-12:12

1 stop18h 52m

Ontario

Wed 9/9

13:56-06:55

1 stop23h 59m

$1,203

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 29/10

11:50-22:53

1 stop29h 03m

Ontario

Sat 31/10

05:00-09:20

2 stops58h 20m

$1,204

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 29/10

11:50-12:42

2 stops42h 52m

Ontario

Sat 31/10

05:00-09:20

2 stops58h 20m

$1,207

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 2/8

10:20-00:27

1 stop31h 07m

Ontario

Wed 12/8

05:00-06:55

2 stops32h 55m

$1,250

Fastest return journey

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 12/1

13:20-12:20

1 stop18h 00m

Ontario

Fri 29/1

13:33-06:20

1 stop21h 47m

$1,253

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 27/12

09:15-21:45

1 stop31h 30m

Ontario

Mon 18/1

11:20-06:20

1 stop24h 00m

$1,254

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 2/8

10:20-00:27

1 stop31h 07m

Ontario

Wed 12/8

05:00-06:55

2 stops32h 55m

$1,257

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 14/8

20:45-21:45

1 stop18h 00m

Ontario

Wed 26/8

09:31-18:50

1 stop40h 19m

$1,267

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 14/8

20:45-21:45

1 stop18h 00m

Ontario

Wed 26/8

09:31-18:50

1 stop40h 19m

$1,270

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 50% 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 03m
Direct flights	None

The fastest flight from Sydney to Ontario takes 17h 03m

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 03m.
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.