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?

The number of operators available for flights from Sydney Kingsford Smith Airport to Ontario Airport is 1 as of March 2026.

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.

$1,007 Cheap Flights from Sydney to Ontario in 2026

1 adult

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Find the cheapest flights from Sydney to Los Angeles

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20:45 - 21:10

SYD

ONT

17h 25m

1 stop

09:40 - 18:50

ONT

SYD

40h 10m

1 stop

$1,249Multiple Airlines

Thu, 30 Apr - Wed, 13 May

20:45 - 21:10

SYD

ONT

17h 25m

1 stop

09:40 - 18:50

ONT

SYD

40h 10m

1 stop

$1,251Multiple Airlines

Thu, 30 Apr - Wed, 13 May

20:45 - 21:10

SYD

ONT

17h 25m

1 stop

09:40 - 18:50

ONT

SYD

40h 10m

1 stop

$1,256Multiple Airlines

Thu, 30 Apr - Wed, 13 May

20:45 - 21:47

SYD

ONT

18h 02m

1 stop

08:00 - 18:50

ONT

SYD

17h 50m

1 stop

$1,267Multiple Airlines

Fri, 14 Aug - Thu, 20 Aug

20:45 - 21:28

SYD

ONT

17h 43m

1 stop

08:00 - 18:50

ONT

SYD

17h 50m

1 stop

$1,274Multiple Airlines

Sat, 29 Aug - Fri, 11 Sep

20:45 - 21:10

SYD

ONT

17h 25m

1 stop

09:40 - 18:50

ONT

SYD

40h 10m

1 stop

$1,285Multiple Airlines

Thu, 7 May - Thu, 14 May

20:45 - 21:47

SYD

ONT

18h 02m

1 stop

08:00 - 18:50

ONT

SYD

17h 50m

1 stop

$1,295Multiple Airlines

Thu, 6 Aug - Mon, 24 Aug

20:45 - 21:10

SYD

ONT

17h 25m

1 stop

09:40 - 18:50

ONT

SYD

40h 10m

1 stop

$1,298Multiple Airlines

Thu, 30 Apr - Wed, 13 May

20:45 - 21:10

SYD

ONT

17h 25m

1 stop

09:40 - 18:50

ONT

SYD

40h 10m

1 stop

$1,299Multiple Airlines

Thu, 30 Apr - Wed, 13 May

20:45 - 21:28

SYD

ONT

17h 43m

1 stop

08:00 - 18:50

ONT

SYD

17h 50m

1 stop

$1,308Multiple Airlines

Thu, 3 Sep - Mon, 21 Sep

China Airlines flights from Sydney to Ontario

Our best China Airlines deals on Sydney to Ontario flight tickets

China Airlines

30 Apr

SYD22:10Sydney Kingsford Smith

36h 50m

1 stop

ONT18:00Ontario

12 May

ONT00:10Ontario

41h 35m

1 stop

SYD10:45Sydney Kingsford Smith

$1,670

China Airlines

23 Mar

SYD22:10Sydney Kingsford Smith

37h 40m

1 stop

ONT17:50Ontario

29 Nov

ONT22:50Ontario

42h 25m

1 stop

SYD12:15Sydney Kingsford Smith

$4,421

China Airlines

23 Mar

SYD22:10Sydney Kingsford Smith

37h 40m

1 stop

ONT17:50Ontario

4 Dec

ONT22:50Ontario

42h 25m

1 stop

SYD12:15Sydney Kingsford Smith

$4,539

Qatar Airways flights from Sydney to Ontario

Our best Qatar Airways deals on Sydney to Ontario flight tickets

Qatar Airways

21 Mar

SYD21:40Sydney Kingsford Smith

42h 50m

2 stops

ONT22:30Ontario

28 Mar

ONT14:39Ontario

57h 31m

2 stops

SYD18:10Sydney Kingsford Smith

$3,829

Qatar Airways

22 Mar

SYD21:40Sydney Kingsford Smith

44h 19m

2 stops

ONT23:59Ontario

21 Apr

ONT10:33Ontario

50h 37m

2 stops

SYD06:10Sydney Kingsford Smith

$15,559

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 30/4

20:45-21:10

1 stop17h 25m

Ontario

Wed 13/5

09:40-18:50

1 stop40h 10m

$1,249

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 30/4

20:45-21:10

1 stop17h 25m

Ontario

Wed 13/5

09:40-18:50

1 stop40h 10m

$1,251

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 30/4

20:45-21:10

1 stop17h 25m

Ontario

Wed 13/5

09:40-18:50

1 stop40h 10m

$1,256

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 14/8

20:45-21:47

1 stop18h 02m

Ontario

Thu 20/8

08:00-18:50

1 stop17h 50m

$1,267

Fastest return journey

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 29/8

20:45-21:28

1 stop17h 43m

Ontario

Fri 11/9

08:00-18:50

1 stop17h 50m

$1,274

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 7/5

20:45-21:10

1 stop17h 25m

Ontario

Thu 14/5

09:40-18:50

1 stop40h 10m

$1,285

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 6/8

20:45-21:47

1 stop18h 02m

Ontario

Mon 24/8

08:00-18:50

1 stop17h 50m

$1,295

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 30/4

20:45-21:10

1 stop17h 25m

Ontario

Wed 13/5

09:40-18:50

1 stop40h 10m

$1,298

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 30/4

20:45-21:10

1 stop17h 25m

Ontario

Wed 13/5

09:40-18:50

1 stop40h 10m

$1,299

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 3/9

20:45-21:28

1 stop17h 43m

Ontario

Mon 21/9

08:00-18:50

1 stop17h 50m

$1,308

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 53% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 15 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.

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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?
The number of operators available for flights from Sydney Kingsford Smith Airport to Ontario Airport is 1 as of March 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Sydney to Ontario is United Airlines, representing 100% of all bookings.

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 Airlines	PriceFrom $1,186	Free cancellation	Rating 7.4 9,418 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.