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

United Airlines and American Airlines are the most popular carriers operating from Ontario to Australia

Which airlines fly to Australia?

Qantas Airways, Fiji Airways and United Airlines are the top three most popular airlines that fly to Australia from Ontario according to our data. Qantas Airways is the first choice among our users, with 54% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 10 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Ontario Airport to Australia refresh daily.

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

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 Ontario Airport to Australia.

What documentation or ID do you need to fly to Australia?

The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$630 Cheap Flights from Ontario to Australia in 2026

1 adult

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Find the cheapest flights from Ontario to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:00 - 07:20

ONT

BNE

32h 20m

2 stops

09:40 - 23:51

BNE

ONT

31h 11m

2 stops

$1,188Delta

Fri, 13 Mar - Fri, 20 Mar

13:40 - 06:30

ONT

BNE

23h 50m

1 stop

10:40 - 12:18

BNE

ONT

18h 38m

1 stop

$1,257United Airlines

Fri, 13 Mar - Fri, 20 Mar

18:37 - 07:30

ONT

BNE

18h 53m

1 stop

10:40 - 12:18

BNE

ONT

18h 38m

1 stop

$1,259United Airlines

Mon, 2 Mar - Mon, 9 Mar

05:15 - 06:30

ONT

BNE

32h 15m

2 stops

10:40 - 17:41

BNE

ONT

24h 01m

1 stop

$1,263United Airlines

Fri, 13 Mar - Fri, 20 Mar

13:45 - 07:30

ONT

BNE

23h 45m

2 stops

10:40 - 12:18

BNE

ONT

18h 38m

1 stop

$1,266United Airlines

Mon, 2 Mar - Mon, 9 Mar

18:37 - 06:30

ONT

BNE

18h 53m

1 stop

10:40 - 12:18

BNE

ONT

18h 38m

1 stop

$1,328Multiple Airlines

Wed, 11 Mar - Wed, 25 Mar

18:37 - 09:00

ONT

MEL

20h 23m

1 stop

10:55 - 12:20

MEL

ONT

18h 25m

1 stop

$1,433United Airlines

Thu, 19 Mar - Wed, 8 Apr

13:50 - 09:00

ONT

MEL

25h 10m

2 stops

10:55 - 12:20

MEL

ONT

18h 25m

1 stop

$1,440United Airlines

Thu, 19 Mar - Wed, 8 Apr

14:39 - 06:30

ONT

BNE

21h 51m

1 stop

09:40 - 13:49

BNE

ONT

22h 09m

1 stop

$1,482American Airlines

Tue, 3 Mar - Sat, 7 Mar

07:50 - 18:50

ONT

SYD

18h 00m

1 stop

20:45 - 22:20

SYD

ONT

18h 35m

1 stop

$1,488Multiple Airlines

Thu, 6 Aug - Tue, 11 Aug

United Airlines flights from Ontario to Australia

Our best United Airlines deals on Ontario to Australia flight tickets

United Airlines

16 Feb

ONT18:37Ontario

18h 53m

1 stop

BNE07:30Brisbane

1 Mar

BNE11:40Brisbane

18h 58m

1 stop

ONT12:38Ontario

$1,211

United Airlines

22 Feb

ONT05:00Ontario

32h 30m

2 stops

BNE07:30Brisbane

15 Mar

BNE10:40Brisbane

18h 38m

1 stop

ONT12:18Ontario

$1,218

United Airlines

13 Mar

ONT13:40Ontario

23h 50m

1 stop

BNE06:30Brisbane

20 Mar

BNE10:40Brisbane

18h 38m

1 stop

ONT12:18Ontario

$1,257

Air Canada flights from Ontario to Australia

Our best Air Canada deals on Ontario to Australia flight tickets

Air Canada

24 Feb

ONT06:10Ontario

32h 25m

2 stops

SYD09:35Sydney Kingsford Smith

8 Mar

SYD11:20Sydney Kingsford Smith

53h 37m

2 stops

ONT21:57Ontario

$2,975

Air Canada

23 Feb

ONT05:00Ontario

57h 35m

3 stops

SYD09:35Sydney Kingsford Smith

8 Mar

SYD11:20Sydney Kingsford Smith

48h 15m

2 stops

ONT16:35Ontario

$3,262

Air Canada

23 Feb

ONT05:00Ontario

57h 35m

3 stops

SYD09:35Sydney Kingsford Smith

9 Mar

SYD11:20Sydney Kingsford Smith

42h 58m

2 stops

ONT12:18Ontario

$3,305

Fly from

Fly to

Route

Depart

Return

Price

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Fri 13/3

06:00-07:20

2 stops32h 20m

Brisbane

Fri 20/3

09:40-23:51

2 stops31h 11m

$1,188

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Fri 13/3

13:40-06:30

1 stop23h 50m

Brisbane

Fri 20/3

10:40-12:18

1 stop18h 38m

$1,257

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Mon 2/3

18:37-07:30

1 stop18h 53m

Brisbane

Mon 9/3

10:40-12:18

1 stop18h 38m

$1,259

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Fri 13/3

05:15-06:30

2 stops32h 15m

Brisbane

Fri 20/3

10:40-17:41

1 stop24h 01m

$1,263

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Mon 2/3

13:45-07:30

2 stops23h 45m

Brisbane

Mon 9/3

10:40-12:18

1 stop18h 38m

$1,266

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Wed 11/3

18:37-06:30

1 stop18h 53m

Brisbane

Wed 25/3

10:40-12:18

1 stop18h 38m

$1,328

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Thu 19/3

18:37-09:00

1 stop20h 23m

Melbourne

Wed 8/4

10:55-12:20

1 stop18h 25m

$1,433

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Thu 19/3

13:50-09:00

2 stops25h 10m

Melbourne

Wed 8/4

10:55-12:20

1 stop18h 25m

$1,440

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Tue 3/3

14:39-06:30

1 stop21h 51m

Brisbane

Sat 7/3

09:40-13:49

1 stop22h 09m

$1,482

OntarioSydney

ONT - SYD

ONTSYD

Ontario

Thu 6/8

07:50-18:50

1 stop18h 00m

Sydney Kingsford Smith

Tue 11/8

20:45-22:20

1 stop18h 35m

$1,488

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 Ontario to Australia

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

Can stopping save me money on Ontario to Australia flights?

You could potentially save up to 29% on your flight if you consider stops on a Ontario to Australia flight.

Cheap Ontario to Australia flight deals and tips

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

Fastest flight time	17h 43m
Direct flights	None

The fastest flight from Ontario to Australia takes 17h 43m

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

Search flight deals

When did momondo last update prices for flights from Ontario Airport to Australia?
Prices for flights from Ontario Airport to Australia refresh daily.
How old do you have to be to fly from Ontario Airport to Australia?
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 Ontario Airport to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek 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 Ontario to Australia?

Finding the right flight to Australia from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Australia quick and easy, saving you time and money.

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

Yes. All flights to Australia from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Australia.

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

Of course. momondo tracks the price of Ontario to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.