What is the cheapest airline that flies from Sydney Kingsford Smith to Ontario?

Hawaiian Airlines, Delta, 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 37% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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.

$420 Cheap Flights from Sydney to Ontario (SYD-ONT) in 2025

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Find the cheapest flights from Sydney to Los Angeles (SYD-ONT)

Round-trip

One-way

Last minute

Cheap round-trip flights

9:40 pm - 5:14 pmSYD-ONT

38h 34m1 stop

9:45 am - 7:45 pmONT-SYD

39h 00m1 stop

$710Hawaiian Airlines

Find Deal

Fri, Nov 14 - Tue, Nov 18

9:40 pm - 5:14 pmSYD-ONT

38h 34m1 stop

9:45 am - 7:45 pmONT-SYD

39h 00m1 stop

$711Hawaiian Airlines

Find Deal

Sat, Nov 15 - Wed, Nov 19

9:40 pm - 9:55 pmSYD-ONT

19h 15m1 stop

9:50 am - 7:45 pmONT-SYD

38h 55m1 stop

$713Hawaiian Airlines

Find Deal

Fri, Jan 16 - Sun, Feb 1

9:40 pm - 6:14 pmSYD-ONT

38h 34m1 stop

9:45 am - 7:45 pmONT-SYD

39h 00m1 stop

$731Alaska Airlines

Find Deal

Sat, Nov 1 - Wed, Nov 19

9:40 pm - 9:55 pmSYD-ONT

19h 15m1 stop

8:00 am - 7:45 pmONT-SYD

40h 45m1 stop

$764Hawaiian Airlines

Find Deal

Sun, Dec 14 - Wed, Dec 31

9:40 pm - 10:44 amSYD-ONT

30h 04m2 stops

8:35 am - 7:45 pmONT-SYD

18h 10m1 stop

$835Alaska Airlines

Find Deal

Fri, Sep 5 - Mon, Sep 8

11:50 am - 9:49 pmSYD-ONT

28h 59m1 stop

1:29 pm - 9:15 amONT-SYD

24h 46m2 stops

$905United Airlines

Find Deal

Sat, Nov 15 - Sat, Nov 22

12:10 pm - 12:37 pmSYD-ONT

19h 27m1 stop

6:38 pm - 9:15 amONT-SYD

19h 37m1 stop

$906United Airlines

Find Deal

Mon, Nov 3 - Sat, Nov 15

10:10 pm - 4:50 pmSYD-ONT

37h 40m1 stop

10:50 pm - 12:15 pmONT-SYD

42h 25m1 stop

$1,193China Airlines

Find Deal

Mon, Nov 3 - Sat, Nov 8

10:10 pm - 4:50 pmSYD-ONT

37h 40m1 stop

10:50 pm - 12:15 pmONT-SYD

42h 25m1 stop

$1,195China Airlines

Find Deal

Tue, Nov 18 - Sat, Nov 29

United Airlines flights from Sydney to Ontario

Our best United Airlines deals on Sydney to Ontario flight tickets

United Airlines

Aug 21

SYD10:20 amSydney Kingsford Smith

18h 53m

1 stop

ONT12:13 pmOntario

Sep 3

ONT6:50 pmOntario

19h 05m

1 stop

SYD6:55 amSydney Kingsford Smith

$858

Find similar

United Airlines

Aug 21

SYD10:20 amSydney Kingsford Smith

24h 17m

1 stop

ONT5:37 pmOntario

Sep 3

ONT6:50 pmOntario

19h 05m

1 stop

SYD6:55 amSydney Kingsford Smith

$898

Find similar

United Airlines

Nov 15

SYD11:50 amSydney Kingsford Smith

28h 59m

1 stop

ONT9:49 pmOntario

Nov 22

ONT1:29 pmOntario

24h 46m

2 stops

SYD9:15 amSydney Kingsford Smith

$905

Find similar

China Airlines flights from Sydney to Ontario

Our best China Airlines deals on Sydney to Ontario flight tickets

China Airlines

Nov 3

SYD10:10 pmSydney Kingsford Smith

37h 40m

1 stop

ONT4:50 pmOntario

Nov 8

ONT10:50 pmOntario

42h 25m

1 stop

SYD12:15 pmSydney Kingsford Smith

$1,193

Find similar

China Airlines

Nov 18

SYD10:10 pmSydney Kingsford Smith

37h 40m

1 stop

ONT4:50 pmOntario

Nov 29

ONT10:50 pmOntario

42h 25m

1 stop

SYD12:15 pmSydney Kingsford Smith

$1,195

Find similar

China Airlines

Aug 29

SYD10:10 pmSydney Kingsford Smith

37h 30m

1 stop

ONT6:40 pmOntario

Aug 31

ONT12:45 amOntario

41h 00m

1 stop

SYD10:45 amSydney Kingsford Smith

$2,279

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 11/14

9:40 pm-5:14 pm

1 stop38h 34m

Ontario

Tue 11/18

9:45 am-7:45 pm

1 stop39h 00m

$710

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 11/15

9:40 pm-5:14 pm

1 stop38h 34m

Ontario

Wed 11/19

9:45 am-7:45 pm

1 stop39h 00m

$711

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 1/16

9:40 pm-9:55 pm

1 stop19h 15m

Ontario

Sun 2/1

9:50 am-7:45 pm

1 stop38h 55m

$713

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 11/1

9:40 pm-6:14 pm

1 stop38h 34m

Ontario

Wed 11/19

9:45 am-7:45 pm

1 stop39h 00m

$731

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 12/14

9:40 pm-9:55 pm

1 stop19h 15m

Ontario

Wed 12/31

8:00 am-7:45 pm

1 stop40h 45m

$764

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 9/5

9:40 pm-10:44 am

2 stops30h 04m

Ontario

Mon 9/8

8:35 am-7:45 pm

1 stop18h 10m

$835

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 11/15

11:50 am-9:49 pm

1 stop28h 59m

Ontario

Sat 11/22

1:29 pm-9:15 am

2 stops24h 46m

$905

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Mon 11/3

12:10 pm-12:37 pm

1 stop19h 27m

Ontario

Sat 11/15

6:38 pm-9:15 am

1 stop19h 37m

$906

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Mon 11/3

10:10 pm-4:50 pm

1 stop37h 40m

Ontario

Sat 11/8

10:50 pm-12:15 pm

1 stop42h 25m

$1,193

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 11/18

10:10 pm-4:50 pm

1 stop37h 40m

Ontario

Sat 11/29

10:50 pm-12:15 pm

1 stop42h 25m

$1,195

Flights are sorted by cheapest round-trip 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

Prices

Airlines

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Thursday when prices can be found for as low as $1,189. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to Ontario for around $1,360.

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

Best Price Found	$420
Fastest flight time	16h 49m
Direct flights	None
Airports in Ontario	1 airport

The best one-way flight to Ontario from Sydney in the past 72 hours is $420. The best round-trip flight deal from Sydney to Ontario found on momondo in the last 72 hours is $710.

The fastest flight from Sydney to Ontario takes 16h 49m

There are no direct flights from Sydney to Ontario. Popular non-direct route for this connection is Sydney Kingsford Smith Airport - Ontario Airport.

There is 1 airport near Ontario: Ontario (ONT)

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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 49m.
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.