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

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

What airlines fly to Ontario?

Qantas Airways, United Airlines and Fiji Airways 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.

$508 Cheap Flights from Sydney to Ontario in 2025

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Find the cheapest flights from Sydney to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

9:25 am - 11:42 pmSYD-ONT

31h 17m2 stops

6:00 am - 6:35 amONT-SYD

31h 35m2 stops

$849Delta

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Sun, Jul 27 - Sun, Aug 3

10:20 am - 12:13 pmSYD-ONT

18h 53m1 stop

6:36 pm - 7:55 amONT-SYD

19h 19m1 stop

$866United Airlines

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Thu, Sep 18 - Wed, Oct 15

10:20 am - 12:14 pmSYD-ONT

18h 54m1 stop

6:39 pm - 6:55 amONT-SYD

19h 16m1 stop

$951Lufthansa

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Fri, Aug 1 - Thu, Aug 14

10:20 am - 12:14 pmSYD-ONT

18h 54m1 stop

6:39 pm - 6:55 amONT-SYD

19h 16m1 stop

$972Lufthansa

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Fri, Aug 1 - Thu, Aug 14

9:40 pm - 12:37 pmSYD-ONT

32h 57m2 stops

9:50 am - 7:45 pmONT-SYD

38h 55m1 stop

$1,037Alaska Airlines

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Sat, Oct 18 - Wed, Dec 10

9:40 pm - 12:13 amSYD-ONT

43h 33m2 stops

9:00 am - 7:45 pmONT-SYD

17h 45m1 stop

$1,049Alaska Airlines

Find Deal

Sat, Aug 9 - Wed, Aug 13

10:10 pm - 6:40 pmSYD-ONT

37h 30m1 stop

12:45 am - 10:45 amONT-SYD

41h 00m1 stop

$1,156China Airlines

Find Deal

Mon, Sep 8 - Thu, Sep 11

10:10 pm - 4:50 pmSYD-ONT

37h 40m1 stop

10:45 pm - 12:10 pmONT-SYD

42h 25m1 stop

$1,162China Airlines

Find Deal

Sun, Nov 9 - Sat, Nov 29

4:20 pm - 9:27 pmSYD-ONT

22h 07m1 stop

4:00 pm - 7:30 amONT-SYD

46h 30m2 stops

$1,194

Find Deal

Sun, Jul 27 - Sun, Aug 3

4:20 pm - 9:27 pmSYD-ONT

22h 07m1 stop

9:00 am - 2:40 pmONT-SYD

36h 40m1 stop

$1,407

Find Deal

Fri, Aug 1 - Thu, Aug 14

China Airlines flights from Sydney to Ontario

Our best China Airlines deals on Sydney to Ontario flight tickets

China Airlines

Sep 8

SYD10:10 pmSydney Kingsford Smith

37h 30m

1 stop

ONT6:40 pmOntario

Sep 11

ONT12:45 amOntario

41h 00m

1 stop

SYD10:45 amSydney Kingsford Smith

$1,156

Find similar

China Airlines

Nov 9

SYD10:10 pmSydney Kingsford Smith

37h 40m

1 stop

ONT4:50 pmOntario

Nov 29

ONT10:45 pmOntario

42h 25m

1 stop

SYD12:10 pmSydney Kingsford Smith

$1,162

Find similar

China Airlines

Nov 9

SYD10:10 pmSydney Kingsford Smith

37h 40m

1 stop

ONT4:50 pmOntario

Nov 29

ONT10:45 pmOntario

42h 25m

1 stop

SYD12:10 pmSydney Kingsford Smith

$1,163

Find similar

Alaska Airlines flights from Sydney to Ontario

Our best Alaska Airlines deals on Sydney to Ontario flight tickets

Alaska Airlines

Oct 18

SYD9:40 pmSydney Kingsford Smith

32h 57m

2 stops

ONT12:37 pmOntario

Dec 10

ONT9:50 amOntario

38h 55m

1 stop

SYD7:45 pmSydney Kingsford Smith

$1,037

Find similar

Alaska Airlines

Aug 9

SYD9:40 pmSydney Kingsford Smith

43h 33m

2 stops

ONT12:13 amOntario

Aug 13

ONT9:00 amOntario

17h 45m

1 stop

SYD7:45 pmSydney Kingsford Smith

$1,049

Find similar

Alaska Airlines

Oct 21

SYD9:40 pmSydney Kingsford Smith

32h 57m

2 stops

ONT12:37 pmOntario

Dec 12

ONT9:50 amOntario

38h 55m

1 stop

SYD7:45 pmSydney Kingsford Smith

$1,057

Find similar

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	$508
Fastest flight time	18h 53m
Direct flights	None
Airports in Ontario	1 airport

The best one-way flight to Ontario from Sydney in the past 72 hours is $508. The best round-trip flight deal from Sydney to Ontario found on momondo in the last 72 hours is $849.

The fastest flight from Sydney to Ontario takes 18h 53m

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 18h 53m.
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.