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

Hawaiian Airlines, Delta, and United 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 44% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 23 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 35m. 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 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 September 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

Round-trip

One-way

Last minute

Recent return flight deals from Australia to Los Angeles

21:40 - 21:55SYD-ONT

19h 15m1 stop

09:50 - 19:45ONT-SYD

39h 55m1 stop

$1,093Hawaiian Airlines

Find Deal

Sun, 15 Feb - Sun, 8 Mar

13:00 - 12:37MEL-ONT

18h 37m1 stop

18:38 - 10:00ONT-MEL

20h 22m1 stop

$1,180United Airlines

Find Deal

Mon, 3 Nov - Mon, 17 Nov

21:40 - 17:14SYD-ONT

37h 34m1 stop

09:45 - 19:45ONT-SYD

39h 00m1 stop

$1,283Alaska Airlines

Find Deal

Fri, 31 Oct - Tue, 4 Nov

21:40 - 18:14SYD-ONT

38h 34m1 stop

09:45 - 19:45ONT-SYD

39h 00m1 stop

$1,285Alaska Airlines

Find Deal

Sat, 1 Nov - Wed, 5 Nov

23:10 - 16:50BNE-ONT

35h 40m1 stop

22:50 - 10:45ONT-BNE

41h 55m1 stop

$1,811China Airlines

Find Deal

Tue, 4 Nov - Mon, 10 Nov

21:50 - 18:00MEL-ONT

38h 10m1 stop

22:50 - 12:05ONT-MEL

42h 15m1 stop

$1,812China Airlines

Find Deal

Wed, 22 Oct - Sun, 2 Nov

21:55 - 18:00PER-ONT

35h 05m2 stops

00:10 - 20:40ONT-PER

29h 30m2 stops

$1,956Multiple Airlines

Find Deal

Fri, 17 Oct - Thu, 23 Oct

19:20 - 16:50MEL-ONT

40h 30m2 stops

22:50 - 12:05ONT-MEL

42h 15m1 stop

$2,013Multiple Airlines

Find Deal

Sat, 24 Jan - Sat, 14 Feb

22:45 - 18:33PER-ONT

34h 48m2 stops

11:59 - 12:00ONT-PER

33h 01m2 stops

$2,885Qatar Airways

Find Deal

Mon, 13 Oct - Mon, 27 Oct

22:45 - 18:33PER-ONT

34h 48m2 stops

10:57 - 11:55ONT-PER

33h 58m2 stops

$2,974Qatar Airways

Find Deal

Tue, 7 Oct - Tue, 21 Oct

United Airlines flights from Australia to Ontario

Our best United Airlines deals on Australia to Ontario flight tickets

United Airlines

3 Nov

MEL13:00Melbourne

18h 37m

1 stop

ONT12:37Ontario

17 Nov

ONT18:38Ontario

20h 22m

1 stop

MEL10:00Melbourne

$1,180

Find similar

United Airlines

19 Jan

MEL13:00Melbourne

18h 14m

1 stop

ONT12:14Ontario

2 Feb

ONT18:39Ontario

20h 21m

1 stop

MEL10:00Melbourne

$1,198

Find similar

United Airlines

10 Nov

MEL13:00Melbourne

18h 37m

1 stop

ONT12:37Ontario

23 Nov

ONT18:38Ontario

20h 22m

1 stop

MEL10:00Melbourne

$1,199

Find similar

China Airlines flights from Australia to Ontario

Our best China Airlines deals on Australia to Ontario flight tickets

China Airlines

4 Nov

BNE23:10Brisbane

35h 40m

1 stop

ONT16:50Ontario

10 Nov

ONT22:50Ontario

41h 55m

1 stop

BNE10:45Brisbane

$1,811

Find similar

China Airlines

22 Oct

MEL21:50Melbourne

38h 10m

1 stop

ONT18:00Ontario

2 Nov

ONT22:50Ontario

42h 15m

1 stop

MEL12:05Melbourne

$1,812

Find similar

China Airlines

10 Nov

SYD22:10Sydney Kingsford Smith

37h 40m

1 stop

ONT16:50Ontario

14 Nov

ONT22:50Ontario

42h 25m

1 stop

SYD12:15Sydney Kingsford Smith

$1,821

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sun 15/2

21:40-21:55

1 stop19h 15m

Ontario

Sun 8/3

09:50-19:45

1 stop39h 55m

$1,093

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Mon 3/11

13:00-12:37

1 stop18h 37m

Ontario

Mon 17/11

18:38-10:00

1 stop20h 22m

$1,180

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 31/10

21:40-17:14

1 stop37h 34m

Ontario

Tue 4/11

09:45-19:45

1 stop39h 00m

$1,283

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Sat 1/11

21:40-18:14

1 stop38h 34m

Ontario

Wed 5/11

09:45-19:45

1 stop39h 00m

$1,285

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Tue 4/11

23:10-16:50

1 stop35h 40m

Ontario

Mon 10/11

22:50-10:45

1 stop41h 55m

$1,811

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Wed 22/10

21:50-18:00

1 stop38h 10m

Ontario

Sun 2/11

22:50-12:05

1 stop42h 15m

$1,812

PerthOntario

PER - ONT

PERONT

Perth

Fri 17/10

21:55-18:00

2 stops35h 05m

Ontario

Thu 23/10

00:10-20:40

2 stops29h 30m

$1,956

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Sat 24/1

19:20-16:50

2 stops40h 30m

Ontario

Sat 14/2

22:50-12:05

1 stop42h 15m

$2,013

PerthOntario

PER - ONT

PERONT

Perth

Mon 13/10

22:45-18:33

2 stops34h 48m

Ontario

Mon 27/10

11:59-12:00

2 stops33h 01m

$2,885

PerthOntario

PER - ONT

PERONT

Perth

Tue 7/10

22:45-18:33

2 stops34h 48m

Ontario

Tue 21/10

10:57-11:55

2 stops33h 58m

$2,974

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 $1,383. 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 $1,817.

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 $1,618 when looking at flights departing in the evening. Try not to purchase tickets in the morning because they tend to be around $1,646. 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.

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 September 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 $1,045	Free cancellation	Rating 7.4 8,926 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.