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 50m 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.

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

United Airlines and American 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 49% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 19 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 Australia to Ontario Airport?

Prices for flights from Australia to Ontario Airport refresh daily.

How many operators does momondo search for flights from Australia to Ontario Airport?

The number of operators available for flights from Australia to Ontario Airport is 1 as of March 2026.

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.

$670 Cheap Flights from Australia to Ontario in 2026

1 adult

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Find the cheapest flights from Australia to Los Angeles

Round-trip

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Recent return flight deals from Australia to Los Angeles

Enter your travel dates to find the best prices.

10:40 - 17:41

BNE

ONT

24h 01m

1 stop

05:15 - 06:30

ONT

BNE

32h 15m

2 stops

$1,062United Airlines

Thu, 19 Mar - Thu, 26 Mar

10:40 - 12:18

BNE

ONT

18h 38m

1 stop

13:34 - 06:30

ONT

BNE

47h 56m

2 stops

$1,138United Airlines

Tue, 24 Mar - Tue, 21 Apr

10:40 - 17:41

BNE

ONT

24h 01m

1 stop

18:37 - 06:30

ONT

BNE

18h 53m

1 stop

$1,139United Airlines

Wed, 18 Mar - Sat, 21 Mar

10:40 - 17:38

BNE

ONT

23h 58m

1 stop

13:40 - 06:30

ONT

BNE

23h 50m

1 stop

$1,220Lufthansa

Sat, 21 Mar - Wed, 25 Mar

20:45 - 21:47

SYD

ONT

18h 02m

1 stop

08:00 - 18:50

ONT

SYD

17h 50m

1 stop

$1,293Multiple Airlines

Fri, 14 Aug - Sat, 5 Sep

20:45 - 21:10

SYD

ONT

17h 25m

1 stop

09:40 - 18:50

ONT

SYD

40h 10m

1 stop

$1,367Multiple Airlines

Tue, 5 May - Wed, 20 May

12:00 - 12:18

MEL

ONT

18h 18m

1 stop

18:49 - 09:15

ONT

MEL

20h 26m

1 stop

$1,405United Airlines

Sun, 15 Mar - Mon, 30 Mar

09:40 - 12:23

SYD

ONT

20h 43m

2 stops

06:00 - 07:25

ONT

SYD

31h 25m

2 stops

$1,406Delta

Mon, 16 Mar - Mon, 23 Mar

12:40 - 18:40

ADL

ONT

46h 30m

2 stops

00:45 - 17:45

ONT

ADL

48h 30m

2 stops

$2,208China Airlines

Mon, 3 Aug - Tue, 1 Sep

14:25 - 18:00

ADL

ONT

44h 05m

2 stops

00:10 - 17:45

ONT

ADL

49h 05m

2 stops

$2,292China Airlines

Thu, 7 May - Sun, 17 May

China Airlines flights from Australia to Ontario

Our best China Airlines deals on Australia to Ontario flight tickets

China Airlines

26 Apr

BNE22:50Brisbane

36h 10m

1 stop

ONT18:00Ontario

9 May

ONT00:10Ontario

41h 25m

1 stop

BNE10:35Brisbane

$1,694

China Airlines

20 Apr

SYD22:10Sydney Kingsford Smith

36h 50m

1 stop

ONT18:00Ontario

4 May

ONT00:10Ontario

41h 35m

1 stop

SYD10:45Sydney Kingsford Smith

$1,709

China Airlines

20 Apr

SYD22:10Sydney Kingsford Smith

36h 50m

1 stop

ONT18:00Ontario

4 May

ONT00:10Ontario

41h 35m

1 stop

SYD10:45Sydney Kingsford Smith

$1,729

United Airlines flights from Australia to Ontario

Our best United Airlines deals on Australia to Ontario flight tickets

United Airlines

19 Mar

BNE10:40Brisbane

24h 01m

1 stop

ONT17:41Ontario

26 Mar

ONT05:15Ontario

32h 15m

2 stops

BNE06:30Brisbane

$1,062

United Airlines

13 Mar

BNE10:40Brisbane

43h 08m

2 stops

ONT12:48Ontario

20 Mar

ONT23:59Ontario

61h 31m

2 stops

BNE06:30Brisbane

$1,136

United Airlines

24 Mar

BNE10:40Brisbane

18h 38m

1 stop

ONT12:18Ontario

21 Apr

ONT13:34Ontario

47h 56m

2 stops

BNE06:30Brisbane

$1,138

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Thu 19/3

10:40-17:41

1 stop24h 01m

Ontario

Thu 26/3

05:15-06:30

2 stops32h 15m

$1,062

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Tue 24/3

10:40-12:18

1 stop18h 38m

Ontario

Tue 21/4

13:34-06:30

2 stops47h 56m

$1,138

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Wed 18/3

10:40-17:41

1 stop24h 01m

Ontario

Sat 21/3

18:37-06:30

1 stop18h 53m

$1,139

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Sat 21/3

10:40-17:38

1 stop23h 58m

Ontario

Wed 25/3

13:40-06:30

1 stop23h 50m

$1,220

Fastest return journey

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 14/8

20:45-21:47

1 stop18h 02m

Ontario

Sat 5/9

08:00-18:50

1 stop17h 50m

$1,293

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 5/5

20:45-21:10

1 stop17h 25m

Ontario

Wed 20/5

09:40-18:50

1 stop40h 10m

$1,367

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Sun 15/3

12:00-12:18

1 stop18h 18m

Ontario

Mon 30/3

18:49-09:15

1 stop20h 26m

$1,405

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Mon 16/3

09:40-12:23

2 stops20h 43m

Ontario

Mon 23/3

06:00-07:25

2 stops31h 25m

$1,406

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Mon 3/8

12:40-18:40

2 stops46h 30m

Ontario

Tue 1/9

00:45-17:45

2 stops48h 30m

$2,208

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Thu 7/5

14:25-18:00

2 stops44h 05m

Ontario

Sun 17/5

00:10-17:45

2 stops49h 05m

$2,292

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

Prices

Airlines

Other information

Can stopping save me money on Australia to Ontario flights?

You could potentially save up to 12% on your flight if you consider stops on a Australia to Ontario flight.

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 11m
Direct flights	None

The fastest flight from Australia to Ontario takes 16h 11m

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

Search flight deals

When did momondo last update prices for flights from Australia to Ontario Airport?
Prices for flights from Australia to Ontario Airport refresh daily.
How many operators does momondo search for flights from Australia to Ontario Airport?
The number of operators available for flights from Australia to Ontario Airport is 1 as of March 2026.
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.

Best airlines flying from Australia to Ontario

Compare and see reviews for airlines that fly from Australia to Ontario with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $1,213	Free cancellation	Rating 7.4 9,403 reviews		Search United Airlines flights

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.