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.

$847 Cheap Flights from Sydney to Ontario in 2026

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Find the cheapest flights from Sydney to Los Angeles

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One-way

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Enter your travel dates to find the best prices.

20:45 - 21:28

SYD

ONT

17h 43m

1 stop

08:00 - 18:50

ONT

SYD

17h 50m

1 stop

$1,111Multiple Airlines

Tue, 1 Sep - Wed, 9 Sep

20:45 - 21:28

SYD

ONT

17h 43m

1 stop

08:00 - 18:50

ONT

SYD

17h 50m

1 stop

$1,183Multiple Airlines

Sun, 30 Aug - Fri, 18 Sep

20:45 - 21:28

SYD

ONT

17h 43m

1 stop

08:00 - 18:50

ONT

SYD

17h 50m

1 stop

$1,260Multiple Airlines

Sat, 29 Aug - Sat, 19 Sep

10:20 - 12:12

SYD

ONT

18h 52m

1 stop

05:00 - 06:55

ONT

SYD

32h 55m

2 stops

$1,310United Airlines

Tue, 23 Jun - Mon, 3 Aug

10:20 - 20:36

SYD

ONT

27h 16m

2 stops

13:40 - 06:55

ONT

SYD

24h 15m

2 stops

$1,318United Airlines

Wed, 6 May - Wed, 13 May

20:45 - 21:10

SYD

ONT

17h 25m

1 stop

09:40 - 18:50

ONT

SYD

40h 10m

1 stop

$1,384Multiple Airlines

Fri, 1 May - Fri, 15 May

10:20 - 20:36

SYD

ONT

27h 16m

2 stops

13:40 - 06:55

ONT

SYD

48h 15m

2 stops

$1,464United Airlines

Sat, 2 May - Wed, 6 May

20:45 - 21:28

SYD

ONT

17h 43m

1 stop

16:00 - 18:50

ONT

SYD

33h 50m

2 stops

$1,468Multiple Airlines

Tue, 1 Sep - Tue, 8 Sep

10:20 - 21:55

SYD

ONT

52h 35m

2 stops

06:00 - 06:55

ONT

SYD

31h 55m

1 stop

$1,471United Airlines

Fri, 22 May - Fri, 12 Jun

20:45 - 21:28

SYD

ONT

17h 43m

1 stop

12:00 - 18:50

ONT

SYD

37h 50m

2 stops

$1,474Multiple Airlines

Fri, 4 Sep - Wed, 16 Sep

United Airlines flights from Sydney to Ontario

Our best United Airlines deals on Sydney to Ontario flight tickets

United Airlines

23 June

SYD10:20Sydney Kingsford Smith

18h 52m

1 stop

ONT12:12Ontario

3 Aug

ONT05:00Ontario

32h 55m

2 stops

SYD06:55Sydney Kingsford Smith

$1,310

United Airlines

6 May

SYD10:20Sydney Kingsford Smith

27h 16m

2 stops

ONT20:36Ontario

13 May

ONT13:40Ontario

24h 15m

2 stops

SYD06:55Sydney Kingsford Smith

$1,318

United Airlines

2 May

SYD10:20Sydney Kingsford Smith

27h 16m

2 stops

ONT20:36Ontario

6 May

ONT13:40Ontario

48h 15m

2 stops

SYD06:55Sydney Kingsford Smith

$1,464

Qatar Airways flights from Sydney to Ontario

Our best Qatar Airways deals on Sydney to Ontario flight tickets

Qatar Airways

7 Apr

SYD20:45Sydney Kingsford Smith

44h 14m

2 stops

ONT23:59Ontario

21 Apr

ONT06:00Ontario

42h 10m

2 stops

SYD17:10Sydney Kingsford Smith

$3,556

Qatar Airways

8 Apr

SYD20:45Sydney Kingsford Smith

44h 14m

2 stops

ONT23:59Ontario

22 Apr

ONT10:39Ontario

37h 31m

2 stops

SYD17:10Sydney Kingsford Smith

$3,573

Qatar Airways

5 Apr

SYD20:45Sydney Kingsford Smith

44h 14m

2 stops

ONT23:59Ontario

16 Apr

ONT06:00Ontario

42h 10m

2 stops

SYD17:10Sydney Kingsford Smith

$3,639

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 1/9

20:45-21:28

1 stop17h 43m

Ontario

Wed 9/9

08:00-18:50

1 stop17h 50m

$1,111

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 30/8

20:45-21:28

1 stop17h 43m

Ontario

Fri 18/9

08:00-18:50

1 stop17h 50m

$1,183

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 29/8

20:45-21:28

1 stop17h 43m

Ontario

Sat 19/9

08:00-18:50

1 stop17h 50m

$1,260

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 23/6

10:20-12:12

1 stop18h 52m

Ontario

Mon 3/8

05:00-06:55

2 stops32h 55m

$1,310

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Wed 6/5

10:20-20:36

2 stops27h 16m

Ontario

Wed 13/5

13:40-06:55

2 stops24h 15m

$1,318

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 1/5

20:45-21:10

1 stop17h 25m

Ontario

Fri 15/5

09:40-18:50

1 stop40h 10m

$1,384

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 2/5

10:20-20:36

2 stops27h 16m

Ontario

Wed 6/5

13:40-06:55

2 stops48h 15m

$1,464

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 1/9

20:45-21:28

1 stop17h 43m

Ontario

Tue 8/9

16:00-18:50

2 stops33h 50m

$1,468

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 22/5

10:20-21:55

2 stops52h 35m

Ontario

Fri 12/6

06:00-06:55

1 stop31h 55m

$1,471

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 4/9

20:45-21:28

1 stop17h 43m

Ontario

Wed 16/9

12:00-18:50

2 stops37h 50m

$1,474

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	16h 21m
Direct flights	None

The fastest flight from Sydney to Ontario takes 16h 21m

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 16h 21m.
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 $1,363	Free cancellation	Rating 7.4 9,484 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.