How long does it take to fly to Ontario?

Flight times from Australia to Ontario vary, but if you’re flying out of Brisbane and flying into Los Angeles (one of the most popular routes), then the duration is 12h 55m on average. Another popular route from Australia to Ontario is flying from Sydney to Los Angeles, which will take roughly 13h 40m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Australia to Ontario Airport?

Prices for flights from Australia to Ontario Airport refresh daily.

How old do you have to be to fly from Australia to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia 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.

$655 Cheap Flights from Australia to Ontario in 2026

Find the cheapest flights from Australia to Los Angeles

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11:20 - 12:18SYD Sydney Kingsford Smith-ONT Ontario

18h 58m1 stop San Francisco

18:37 - 09:20ONT Ontario-SYD Sydney Kingsford Smith

20h 43m1 stop San Francisco

$1,142Virgin Australia

Mon, 19 Oct - Mon, 26 Oct

11:50 - 12:29SYD Sydney Kingsford Smith-ONT Ontario

19h 39m1 stop San Francisco

16:17 - 09:20ONT Ontario-SYD Sydney Kingsford Smith

22h 03m1 stop San Francisco

$1,142Virgin Australia

Thu, 5 Nov - Wed, 18 Nov

11:50 - 12:29SYD Sydney Kingsford Smith-ONT Ontario

19h 39m1 stop San Francisco

18:37 - 09:20ONT Ontario-SYD Sydney Kingsford Smith

19h 43m1 stop San Francisco

$1,142Virgin Australia

Mon, 9 Nov - Sun, 29 Nov

11:50 - 12:29SYD Sydney Kingsford Smith-ONT Ontario

19h 39m1 stop San Francisco

16:17 - 09:20ONT Ontario-SYD Sydney Kingsford Smith

22h 03m1 stop San Francisco

$1,142Virgin Australia

Wed, 18 Nov - Wed, 25 Nov

11:20 - 12:18SYD Sydney Kingsford Smith-ONT Ontario

18h 58m1 stop San Francisco

16:17 - 09:20ONT Ontario-SYD Sydney Kingsford Smith

22h 03m1 stop San Francisco

$1,142Virgin Australia

Thu, 8 Oct - Wed, 11 Nov

10:20 - 12:12SYD Sydney Kingsford Smith-ONT Ontario

18h 52m1 stop San Francisco

19:13 - 06:55ONT Ontario-SYD Sydney Kingsford Smith

18h 42m1 stop San Francisco

$1,142Virgin Australia

Wed, 26 Aug - Sun, 30 Aug

11:20 - 10:23SYD Sydney Kingsford Smith-ONT Ontario

17h 03m1 stop San Francisco

16:17 - 09:20ONT Ontario-SYD Sydney Kingsford Smith

22h 03m1 stop San Francisco

$1,142Virgin Australia

Tue, 20 Oct - Wed, 11 Nov

11:20 - 10:23SYD Sydney Kingsford Smith-ONT Ontario

17h 03m1 stop San Francisco

16:03 - 07:55ONT Ontario-SYD Sydney Kingsford Smith

21h 52m1 stop San Francisco

$1,142Virgin Australia

Tue, 13 Oct - Tue, 20 Oct

11:50 - 09:57SYD Sydney Kingsford Smith-ONT Ontario

17h 07m1 stop San Francisco

16:03 - 09:20ONT Ontario-SYD Sydney Kingsford Smith

22h 17m1 stop San Francisco

$1,142Virgin Australia

Tue, 9 Feb - Tue, 9 Mar

13:20 - 15:21SYD Sydney Kingsford Smith-ONT Ontario

21h 01m1 stop San Francisco

18:53 - 09:20ONT Ontario-SYD Sydney Kingsford Smith

19h 27m1 stop San Francisco

$1,144Virgin Australia

Mon, 28 Dec - Tue, 5 Jan

Recent last minute flight deals from Australia to Los Angeles

Enter your travel dates to find the best prices.

10:20 - 12:12SYD Sydney Kingsford Smith-ONT Ontario

18h 52m1 stop San Francisco

19:13 - 06:55ONT Ontario-SYD Sydney Kingsford Smith

18h 42m1 stop San Francisco

$1,138Lufthansa

Mon, 17 Aug - Sun, 30 Aug

10:20 - 12:12SYD Sydney Kingsford Smith-ONT Ontario

18h 52m1 stop San Francisco

19:13 - 06:55ONT Ontario-SYD Sydney Kingsford Smith

18h 42m1 stop San Francisco

$1,139Lufthansa

Mon, 17 Aug - Sun, 30 Aug

10:20 - 12:12SYD Sydney Kingsford Smith-ONT Ontario

18h 52m1 stop San Francisco

19:13 - 06:55ONT Ontario-SYD Sydney Kingsford Smith

18h 42m1 stop San Francisco

$1,142Virgin Australia

Mon, 17 Aug - Sun, 30 Aug

10:20 - 12:12SYD Sydney Kingsford Smith-ONT Ontario

18h 52m1 stop San Francisco

19:13 - 06:55ONT Ontario-SYD Sydney Kingsford Smith

18h 42m1 stop San Francisco

$1,142United Airlines

Mon, 17 Aug - Sun, 30 Aug

10:20 - 12:12SYD Sydney Kingsford Smith-ONT Ontario

18h 52m1 stop San Francisco

19:13 - 06:55ONT Ontario-SYD Sydney Kingsford Smith

18h 42m1 stop San Francisco

$1,144United Airlines

Mon, 17 Aug - Sun, 30 Aug

10:20 - 12:12SYD Sydney Kingsford Smith-ONT Ontario

18h 52m1 stop San Francisco

19:13 - 06:55ONT Ontario-SYD Sydney Kingsford Smith

18h 42m1 stop San Francisco

$1,216Virgin Australia

Sat, 15 Aug - Mon, 17 Aug

10:30 - 20:53BNE Brisbane-ONT Ontario

27h 23m2 stops San Francisco Denver Intl

09:15 - 06:30ONT Ontario-BNE Brisbane

52h 15m2 stops Houston George Bush Intcntl San Francisco

$1,342United Airlines

Tue, 18 Aug - Tue, 25 Aug

10:30 - 20:01BNE Brisbane-ONT Ontario

26h 31m1 stop San Francisco

09:15 - 06:30ONT Ontario-BNE Brisbane

52h 15m2 stops Houston George Bush Intcntl San Francisco

$1,342United Airlines

Tue, 18 Aug - Tue, 25 Aug

10:30 - 12:12BNE Brisbane-ONT Ontario

18h 42m1 stop San Francisco

13:56 - 06:30ONT Ontario-BNE Brisbane

23h 34m1 stop San Francisco

$1,345United Airlines

Fri, 14 Aug - Fri, 21 Aug

10:30 - 20:53BNE Brisbane-ONT Ontario

27h 23m2 stops San Francisco Denver Intl

19:13 - 06:30ONT Ontario-BNE Brisbane

18h 17m1 stop San Francisco

$1,345United Airlines

Fri, 14 Aug - Fri, 21 Aug

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China Airlines flights from Australia to Ontario

Our best China Airlines deals on Australia to Ontario flight tickets

China Airlines

26 Oct

BNE23:10Brisbane

35h 55m

1 stop

ONT18:05Ontario

3 Nov

ONT22:50Ontario

41h 55m

1 stop

BNE10:45Brisbane

$2,102

China Airlines

27 Oct

BNE23:10Brisbane

35h 55m

1 stop

ONT18:05Ontario

5 Nov

ONT22:50Ontario

41h 55m

1 stop

BNE10:45Brisbane

$2,256

China Airlines

8 Oct

BNE22:50Brisbane

36h 10m

1 stop

ONT18:00Ontario

13 Nov

ONT22:50Ontario

41h 55m

1 stop

BNE10:45Brisbane

$2,364

Qatar Airways flights from Australia to Ontario

Our best Qatar Airways deals on Australia to Ontario flight tickets

Qatar Airways

25 Sept

ADL22:00Adelaide

37h 33m

2 stops

ONT19:03Ontario

2 Oct

ONT15:14Ontario

55h 16m

2 stops

ADL15:00Adelaide

$2,103

Qatar Airways

16 Aug

ADL22:00Adelaide

41h 41m

2 stops

ONT23:11Ontario

31 Aug

ONT12:00Ontario

34h 30m

2 stops

ADL15:00Adelaide

$3,011

Qatar Airways

19 Aug

MEL22:45Melbourne

37h 18m

2 stops

ONT19:03Ontario

26 Aug

ONT12:00Ontario

35h 50m

2 stops

MEL16:50Melbourne

$3,079

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Mon 19/10

11:20-12:18

1 stop18h 58m

Ontario

Mon 26/10

18:37-09:20

1 stop20h 43m

$1,142

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Thu 5/11

11:50-12:29

1 stop19h 39m

Ontario

Wed 18/11

16:17-09:20

1 stop22h 03m

$1,142

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Mon 9/11

11:50-12:29

1 stop19h 39m

Ontario

Sun 29/11

18:37-09:20

1 stop19h 43m

$1,142

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Wed 18/11

11:50-12:29

1 stop19h 39m

Ontario

Wed 25/11

16:17-09:20

1 stop22h 03m

$1,142

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Thu 8/10

11:20-12:18

1 stop18h 58m

Ontario

Wed 11/11

16:17-09:20

1 stop22h 03m

$1,142

Fastest return journey

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Wed 26/8

10:20-12:12

1 stop18h 52m

Ontario

Sun 30/8

19:13-06:55

1 stop18h 42m

$1,142

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Tue 20/10

11:20-10:23

1 stop17h 03m

Ontario

Wed 11/11

16:17-09:20

1 stop22h 03m

$1,142

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Tue 13/10

11:20-10:23

1 stop17h 03m

Ontario

Tue 20/10

16:03-07:55

1 stop21h 52m

$1,142

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Tue 9/2

11:50-09:57

1 stop17h 07m

Ontario

Tue 9/3

16:03-09:20

1 stop22h 17m

$1,142

SydneyOntario

SYD Sydney Kingsford Smith - ONT Ontario

SYDONT

Sydney Kingsford Smith

Mon 28/12

13:20-15:21

1 stop21h 01m

Ontario

Tue 5/1

18:53-09:20

1 stop19h 27m

$1,144

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 Australia 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

Airlines

Other information

What is the cheapest airline that flies from Australia to Ontario?

United Airlines and China Airlines are the most popular carriers operating from Australia 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 Australia according to our data. Qantas Airways is the first choice among our users, with 45% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 17 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

Cheap Australia to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Australia to Ontario

Fastest flight time	16h 17m
Direct flights	None

The fastest flight from Australia to Ontario takes 16h 17m

There are no direct flights from Australia to Ontario. There are no popular flight routes from Australia to Ontario.

Search flight deals

Frequently asked questions about flying from Australia to Ontario

When did momondo last update prices for flights from Australia to Ontario Airport?
Prices for flights from Australia to Ontario Airport refresh daily.
How old do you have to be to fly from Australia to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia 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.

Why use momondo?

Why should I use momondo to find a flight deal from Australia to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Australia to Ontario . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Australia to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Australia to Ontario?

Once you have performed a search for Australia to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Australia to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Australia to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.