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 21 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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, Hawaiian Airlines, and Alaska Airlines are the most popular carriers operating 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 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 November 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.

$708 Cheap Flights from Australia to Ontario in 2025/26

1 adult

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Find the cheapest flights from Australia to Los Angeles

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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 - 12:32BNE-ONT

42h 52m2 stops

05:05 - 07:30ONT-BNE

32h 25m2 stops

$1,204United Airlines

Find Deal

Mon, 1 Dec - Mon, 12 Jan

11:40 - 12:38BNE-ONT

18h 58m1 stop

13:50 - 06:30ONT-BNE

23h 40m2 stops

$1,207United Airlines

Find Deal

Tue, 3 Mar - Tue, 17 Mar

11:40 - 12:37BNE-ONT

18h 57m1 stop

05:05 - 07:30ONT-BNE

32h 25m2 stops

$1,208United Airlines

Find Deal

Sun, 30 Nov - Sun, 14 Dec

21:40 - 22:28SYD-ONT

19h 48m1 stop

08:13 - 19:45ONT-SYD

40h 32m1 stop

$1,524Alaska Airlines

Find Deal

Sun, 25 Jan - Wed, 4 Feb

21:40 - 22:15SYD-ONT

19h 35m1 stop

09:50 - 19:45ONT-SYD

39h 55m1 stop

$1,540Hawaiian Airlines

Find Deal

Tue, 3 Mar - Tue, 24 Mar

21:40 - 22:28SYD-ONT

19h 48m1 stop

08:41 - 19:45ONT-SYD

40h 04m1 stop

$1,565Alaska Airlines

Find Deal

Sat, 24 Jan - Sun, 22 Feb

21:40 - 22:28SYD-ONT

19h 48m1 stop

08:13 - 19:45ONT-SYD

40h 32m1 stop

$1,597Hawaiian Airlines

Find Deal

Tue, 3 Feb - Wed, 11 Feb

22:50 - 18:00BNE-ONT

36h 10m1 stop

00:10 - 10:35ONT-BNE

41h 25m1 stop

$1,744China Airlines

Find Deal

Tue, 28 Apr - Mon, 1 Jun

21:50 - 18:00MEL-ONT

37h 10m1 stop

00:10 - 10:40ONT-MEL

41h 30m1 stop

$1,790China Airlines

Find Deal

Fri, 15 May - Thu, 28 May

16:35 - 18:33PER-ONT

41h 58m2 stops

06:00 - 11:55ONT-PER

37h 55m2 stops

$3,806Multiple Airlines

Find Deal

Tue, 2 Dec - Sat, 6 Dec

United Airlines flights from Australia to Ontario

Our best United Airlines deals on Australia to Ontario flight tickets

United Airlines

1 Dec

BNE11:40Brisbane

42h 52m

2 stops

ONT12:32Ontario

12 Jan

ONT05:05Ontario

32h 25m

2 stops

BNE07:30Brisbane

$1,204

Find similar

United Airlines

3 Mar

BNE11:40Brisbane

18h 58m

1 stop

ONT12:38Ontario

17 Mar

ONT13:50Ontario

23h 40m

2 stops

BNE06:30Brisbane

$1,207

Find similar

United Airlines

30 Nov

BNE11:40Brisbane

29h 11m

1 stop

ONT22:51Ontario

14 Dec

ONT06:00Ontario

31h 30m

1 stop

BNE07:30Brisbane

$1,208

Find similar

Alaska Airlines flights from Australia to Ontario

Our best Alaska Airlines deals on Australia to Ontario flight tickets

Alaska Airlines

25 Jan

SYD21:40Sydney Kingsford Smith

19h 48m

1 stop

ONT22:28Ontario

4 Feb

ONT08:13Ontario

40h 32m

1 stop

SYD19:45Sydney Kingsford Smith

$1,524

Find similar

Alaska Airlines

24 Jan

SYD21:40Sydney Kingsford Smith

19h 48m

1 stop

ONT22:28Ontario

22 Feb

ONT08:41Ontario

40h 04m

1 stop

SYD19:45Sydney Kingsford Smith

$1,565

Find similar

Alaska Airlines

1 May

SYD21:40Sydney Kingsford Smith

18h 25m

1 stop

ONT23:05Ontario

30 May

ONT09:00Ontario

17h 45m

1 stop

SYD19:45Sydney Kingsford Smith

$1,588

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Mon 1/12

11:40-12:32

2 stops42h 52m

Ontario

Mon 12/1

05:05-07:30

2 stops32h 25m

$1,204

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Tue 3/3

11:40-12:38

1 stop18h 58m

Ontario

Tue 17/3

13:50-06:30

2 stops23h 40m

$1,207

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Sun 30/11

11:40-12:37

1 stop18h 57m

Ontario

Sun 14/12

05:05-07:30

2 stops32h 25m

$1,208

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 25/1

21:40-22:28

1 stop19h 48m

Ontario

Wed 4/2

08:13-19:45

1 stop40h 32m

$1,524

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 3/3

21:40-22:15

1 stop19h 35m

Ontario

Tue 24/3

09:50-19:45

1 stop39h 55m

$1,540

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 24/1

21:40-22:28

1 stop19h 48m

Ontario

Sun 22/2

08:41-19:45

1 stop40h 04m

$1,565

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Tue 3/2

21:40-22:28

1 stop19h 48m

Ontario

Wed 11/2

08:13-19:45

1 stop40h 32m

$1,597

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Tue 28/4

22:50-18:00

1 stop36h 10m

Ontario

Mon 1/6

00:10-10:35

1 stop41h 25m

$1,744

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Fri 15/5

21:50-18:00

1 stop37h 10m

Ontario

Thu 28/5

00:10-10:40

1 stop41h 30m

$1,790

PerthOntario

PER - ONT

PERONT

Perth

Tue 2/12

16:35-18:33

2 stops41h 58m

Ontario

Sat 6/12

06:00-11:55

2 stops37h 55m

$3,806

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 $1,412. 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 $1,855.

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 $1,651 when looking at flights departing in the evening. Try not to purchase tickets in the morning because they tend to be around $1,680. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Australia to Ontario flight deals and tips

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

Direct flights	None

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

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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 November 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 $1,066	Free cancellation	Rating 7.4 9,013 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.