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

United Airlines is the most popular carrier operating from Australia to Ontario

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.

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 47% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 21 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 December 2025.

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.

$701 Cheap Flights from Australia to Ontario in 2025/26

1 adult

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Find the cheapest flights from Australia to Los Angeles

Round-trip

One-way

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Recent return flight deals from Australia to Los Angeles

Enter your travel dates to find the best prices.

11:40 - 17:43

BNE

ONT

24h 03m1 stop

06:00 - 07:30

ONT

BNE

31h 30m1 stop

$1,191United Airlines

Thu, 5 Feb - Mon, 9 Feb

11:40 - 17:43

BNE

ONT

24h 03m1 stop

05:05 - 07:30

ONT

BNE

32h 25m2 stops

$1,199United Airlines

Thu, 5 Feb - Mon, 9 Feb

11:40 - 17:43

BNE

ONT

24h 03m1 stop

18:39 - 07:30

ONT

BNE

18h 51m1 stop

$1,230Lufthansa

Fri, 16 Jan - Fri, 30 Jan

11:40 - 11:18

BNE

ONT

17h 38m1 stop

18:39 - 07:30

ONT

BNE

18h 51m1 stop

$1,293Lufthansa

Fri, 16 Jan - Fri, 30 Jan

21:40 - 22:15

SYD

ONT

19h 35m1 stop

08:41 - 19:45

ONT

SYD

40h 04m1 stop

$1,370Hawaiian Airlines

Thu, 12 Feb - Tue, 17 Feb

21:40 - 22:28

SYD

ONT

19h 48m1 stop

08:13 - 19:45

ONT

SYD

40h 32m1 stop

$1,372Hawaiian Airlines

Thu, 5 Feb - Tue, 10 Feb

21:40 - 22:15

SYD

ONT

19h 35m1 stop

08:41 - 19:45

ONT

SYD

40h 04m1 stop

$1,440Multiple Airlines

Thu, 12 Feb - Tue, 24 Feb

20:45 - 22:20

SYD

ONT

18h 35m1 stop

07:50 - 18:50

ONT

SYD

18h 00m1 stop

$1,565Multiple Airlines

Fri, 12 Jun - Sat, 27 Jun

18:30 - 18:00

MEL

ONT

40h 30m2 stops

00:10 - 10:40

ONT

MEL

41h 30m1 stop

$1,895China Airlines

Wed, 15 Apr - Tue, 21 Apr

16:10 - 16:50

ADL

ONT

43h 10m2 stops

23:50 - 15:45

ONT

ADL

46h 25m2 stops

$2,537China Airlines

Fri, 6 Mar - Tue, 10 Mar

United Airlines flights from Australia to Ontario

Our best United Airlines deals on Australia to Ontario flight tickets

United Airlines

5 Feb

BNE11:40Brisbane

24h 03m

1 stop

ONT17:43Ontario

9 Feb

ONT06:00Ontario

31h 30m

1 stop

BNE07:30Brisbane

$1,191

Find similar

United Airlines

5 Feb

BNE11:40Brisbane

24h 03m

1 stop

ONT17:43Ontario

9 Feb

ONT05:05Ontario

32h 25m

2 stops

BNE07:30Brisbane

$1,199

Find similar

United Airlines

28 Jan

BNE11:40Brisbane

24h 03m

1 stop

ONT17:43Ontario

7 Feb

ONT18:32Ontario

18h 58m

1 stop

BNE07:30Brisbane

$1,200

Find similar

Hawaiian Airlines flights from Australia to Ontario

Our best Hawaiian Airlines deals on Australia to Ontario flight tickets

Hawaiian Airlines

12 Feb

SYD21:40Sydney Kingsford Smith

19h 35m

1 stop

ONT22:15Ontario

17 Feb

ONT08:41Ontario

40h 04m

1 stop

SYD19:45Sydney Kingsford Smith

$1,370

Find similar

Hawaiian Airlines

5 Feb

SYD21:40Sydney Kingsford Smith

19h 48m

1 stop

ONT22:28Ontario

10 Feb

ONT08:13Ontario

40h 32m

1 stop

SYD19:45Sydney Kingsford Smith

$1,372

Find similar

Hawaiian Airlines

3 Feb

SYD21:40Sydney Kingsford Smith

19h 48m

1 stop

ONT22:28Ontario

11 Feb

ONT08:13Ontario

40h 32m

1 stop

SYD19:45Sydney Kingsford Smith

$1,392

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Thu 5/2

11:40-17:43

1 stop24h 03m

Ontario

Mon 9/2

06:00-07:30

1 stop31h 30m

$1,191

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Thu 5/2

11:40-17:43

1 stop24h 03m

Ontario

Mon 9/2

05:05-07:30

2 stops32h 25m

$1,199

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Fri 16/1

11:40-17:43

1 stop24h 03m

Ontario

Fri 30/1

18:39-07:30

1 stop18h 51m

$1,230

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Fri 16/1

11:40-11:18

1 stop17h 38m

Ontario

Fri 30/1

18:39-07:30

1 stop18h 51m

$1,293

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 12/2

21:40-22:15

1 stop19h 35m

Ontario

Tue 17/2

08:41-19:45

1 stop40h 04m

$1,370

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 5/2

21:40-22:28

1 stop19h 48m

Ontario

Tue 10/2

08:13-19:45

1 stop40h 32m

$1,372

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 12/2

21:40-22:15

1 stop19h 35m

Ontario

Tue 24/2

08:41-19:45

1 stop40h 04m

$1,440

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 12/6

20:45-22:20

1 stop18h 35m

Ontario

Sat 27/6

07:50-18:50

1 stop18h 00m

$1,565

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Wed 15/4

18:30-18:00

2 stops40h 30m

Ontario

Tue 21/4

00:10-10:40

1 stop41h 30m

$1,895

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Fri 6/3

16:10-16:50

2 stops43h 10m

Ontario

Tue 10/3

23:50-15:45

2 stops46h 25m

$2,537

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

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

According to our data, Monday is the cheapest day to fly to Ontario from Australia. The lowest ticket price found for a Monday departure recently was $1,376. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Wednesday is the most expensive day to depart from Australia because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $1,808.

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

Flying to Ontario from Australia in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,609 when looking at flights departing in the evening. Try not to purchase tickets in the morning because they tend to be around $1,637. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Australia to Ontario flights?

You could potentially save up to 20% 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 19m
Direct flights	None

The fastest flight from Australia to Ontario takes 16h 19m

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 December 2025.
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 $1,039	Free cancellation	Rating 7.4 9,115 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.