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 are refreshed on a daily basis.

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 license 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.

$447 Cheap Flights from Sydney to Ontario in 2025/26

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9:40 pm - 10:28 pmSYD-ONT

19h 48m1 stop

8:41 am - 7:45 pmONT-SYD

40h 04m1 stop

$668Hawaiian Airlines

Find Deal

Thu, Feb 5 - Thu, Feb 19

9:40 pm - 10:28 pmSYD-ONT

19h 48m1 stop

8:41 am - 7:45 pmONT-SYD

40h 04m1 stop

$670Hawaiian Airlines

Find Deal

Thu, Jan 29 - Tue, Feb 17

9:40 pm - 10:28 pmSYD-ONT

19h 48m1 stop

8:13 am - 7:45 pmONT-SYD

40h 32m1 stop

$694Alaska Airlines

Find Deal

Tue, Jan 20 - Tue, Jan 27

8:45 pm - 9:15 pmSYD-ONT

17h 30m1 stop

8:00 am - 6:50 pmONT-SYD

17h 50m1 stop

$710Alaska Airlines

Find Deal

Tue, May 5 - Mon, May 25

9:40 pm - 10:28 pmSYD-ONT

19h 48m1 stop

8:13 am - 7:45 pmONT-SYD

40h 32m1 stop

$720Hawaiian Airlines

Find Deal

Sun, Feb 1 - Tue, Feb 10

9:40 pm - 10:28 pmSYD-ONT

19h 48m1 stop

8:41 am - 7:45 pmONT-SYD

40h 04m1 stop

$743Alaska Airlines

Find Deal

Sat, Jan 31 - Wed, Feb 18

11:50 am - 11:18 amSYD-ONT

42h 28m2 stops

1:24 pm - 7:00 amONT-SYD

46h 36m2 stops

$746United Airlines

Find Deal

Tue, Jan 20 - Sat, Jan 24

10:20 am - 3:18 pmSYD-ONT

21h 58m2 stops

7:00 am - 6:55 amONT-SYD

54h 55m2 stops

$748United Airlines

Find Deal

Wed, May 6 - Sun, May 10

9:40 pm - 10:28 pmSYD-ONT

19h 48m1 stop

8:41 am - 7:45 pmONT-SYD

40h 04m1 stop

$766Hawaiian Airlines

Find Deal

Sat, Jan 24 - Fri, Feb 13

9:40 pm - 10:28 pmSYD-ONT

19h 48m1 stop

11:53 am - 7:45 pmONT-SYD

36h 52m2 stops

$788Alaska Airlines

Find Deal

Tue, Jan 20 - Tue, Jan 27

Hawaiian Airlines flights from Sydney to Ontario

Our best Hawaiian Airlines deals on Sydney to Ontario flight tickets

Hawaiian Airlines

Feb 5

SYD9:40 pmSydney Kingsford Smith

19h 48m

1 stop

ONT10:28 pmOntario

Feb 19

ONT8:41 amOntario

40h 04m

1 stop

SYD7:45 pmSydney Kingsford Smith

$668

Find similar

Hawaiian Airlines

Jan 29

SYD9:40 pmSydney Kingsford Smith

19h 48m

1 stop

ONT10:28 pmOntario

Feb 17

ONT8:41 amOntario

40h 04m

1 stop

SYD7:45 pmSydney Kingsford Smith

$670

Find similar

Hawaiian Airlines

Feb 1

SYD9:40 pmSydney Kingsford Smith

19h 48m

1 stop

ONT10:28 pmOntario

Feb 10

ONT8:13 amOntario

40h 32m

1 stop

SYD7:45 pmSydney Kingsford Smith

$720

Find similar

Alaska Airlines flights from Sydney to Ontario

Our best Alaska Airlines deals on Sydney to Ontario flight tickets

Alaska Airlines

Jan 20

SYD9:40 pmSydney Kingsford Smith

19h 48m

1 stop

ONT10:28 pmOntario

Jan 27

ONT8:13 amOntario

40h 32m

1 stop

SYD7:45 pmSydney Kingsford Smith

$694

Find similar

Alaska Airlines

May 5

SYD8:45 pmSydney Kingsford Smith

17h 30m

1 stop

ONT9:15 pmOntario

May 25

ONT8:00 amOntario

17h 50m

1 stop

SYD6:50 pmSydney Kingsford Smith

$710

Find similar

Alaska Airlines

Jan 31

SYD9:40 pmSydney Kingsford Smith

19h 48m

1 stop

ONT10:28 pmOntario

Feb 18

ONT8:41 amOntario

40h 04m

1 stop

SYD7:45 pmSydney Kingsford Smith

$743

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 2/5

9:40 pm-10:28 pm

1 stop19h 48m

Ontario

Thu 2/19

8:41 am-7:45 pm

1 stop40h 04m

$668

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 1/29

9:40 pm-10:28 pm

1 stop19h 48m

Ontario

Tue 2/17

8:41 am-7:45 pm

1 stop40h 04m

$670

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 1/20

9:40 pm-10:28 pm

1 stop19h 48m

Ontario

Tue 1/27

8:13 am-7:45 pm

1 stop40h 32m

$694

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 5/5

8:45 pm-9:15 pm

1 stop17h 30m

Ontario

Mon 5/25

8:00 am-6:50 pm

1 stop17h 50m

$710

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 2/1

9:40 pm-10:28 pm

1 stop19h 48m

Ontario

Tue 2/10

8:13 am-7:45 pm

1 stop40h 32m

$720

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 1/31

9:40 pm-10:28 pm

1 stop19h 48m

Ontario

Wed 2/18

8:41 am-7:45 pm

1 stop40h 04m

$743

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 1/20

11:50 am-11:18 am

2 stops42h 28m

Ontario

Sat 1/24

1:24 pm-7:00 am

2 stops46h 36m

$746

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Wed 5/6

10:20 am-3:18 pm

2 stops21h 58m

Ontario

Sun 5/10

7:00 am-6:55 am

2 stops54h 55m

$748

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 1/24

9:40 pm-10:28 pm

1 stop19h 48m

Ontario

Fri 2/13

8:41 am-7:45 pm

1 stop40h 04m

$766

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 1/20

9:40 pm-10:28 pm

1 stop19h 48m

Ontario

Tue 1/27

11:53 am-7:45 pm

2 stops36h 52m

$788

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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, Alaska Airlines, and United Airlines are the most popular carriers operating from Sydney Kingsford Smith to Ontario

What airlines fly to Ontario?

Qantas Airways, United Airlines and Delta 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 38% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 9 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 round-trip 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	18h 08m
Direct flights	None

The fastest flight from Sydney to Ontario takes 18h 08m

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?
A flight from Sydney Kingsford Smith to Ontario will travel around 7527.4 mi. A reasonable flight in good conditions will take 16h 35m.
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 are refreshed on a daily basis.
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 license 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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to Ontario for you.

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

Yes. momondo enables you to select and highlight flights to Ontario from Sydney with this policy.

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?

Price alerts on flights to Ontario from Sydney are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.