Find flights
When to book
FAQs

Cheap flights from Ontario to Brisbane from $635

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BNE
1 Apr — 8 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Brisbane

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Brisbane
Explore the most affordable flight options available from Ontario to Brisbane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 March 2026.

Fri 6/306:15
ONT
-
BNE
1 stop31h 15m
United Airlines
Fri 20/310:40
BNE
-
ONT
1 stop24h 01m
United Airlines
Deal found 1/3$1,221
Tue 10/318:37
ONT
-
BNE
1 stop18h 53m
United Airlines
Wed 25/310:40
BNE
-
ONT
1 stop18h 38m
United Airlines
Deal found 26/2$1,231
Tue 10/318:37
ONT
-
BNE
1 stop18h 53m
United Airlines
Mon 23/310:40
BNE
-
ONT
1 stop18h 38m
United Airlines
Deal found 27/2$1,233
Sun 15/305:15
ONT
-
BNE
2 stops32h 15m
United Airlines
Sun 22/310:40
BNE
-
ONT
1 stop18h 38m
United Airlines
Deal found 27/2$1,238
Sun 8/318:37
ONT
-
BNE
1 stop18h 53m
United Airlines
Wed 11/310:40
BNE
-
ONT
2 stops27h 10m
United Airlines
Deal found 28/2$1,240
Mon 16/305:15
ONT
-
BNE
2 stops32h 15m
United Airlines
Mon 23/310:40
BNE
-
ONT
2 stops43h 09m
United Airlines
Deal found 28/2$1,258
Sun 11/1018:53
ONT
-
BNE
1 stop18h 37m
United Airlines
Wed 28/1010:40
BNE
-
ONT
1 stop18h 40m
United Airlines
Deal found 26/2$1,507
Sun 11/1018:53
ONT
-
BNE
1 stop18h 37m
United Airlines
Mon 26/1010:40
BNE
-
ONT
1 stop18h 40m
United Airlines
Deal found 27/2$1,508
Mon 11/505:00
ONT
-
BNE
2 stops32h 30m
United Airlines
Sun 24/510:30
BNE
-
ONT
1 stop18h 42m
United Airlines
Deal found 2/3$1,515
Tue 7/405:10
ONT
-
BNE
2 stops56h 20m
United Airlines
Sun 19/410:30
BNE
-
ONT
2 stops28h 20m
United Airlines
Deal found 26/2$1,535

Find flight deals from Ontario to Brisbane

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Brisbane (BNE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 March 2026.

Round-trip from

$1,231

One-way from

$635

Popular in

December

Cheapest in

March

Average price

$1,146
United Airlines
  • United Airlines
  • 17/3-27/3
  • 2 total stops
  • 42h 28m total
  • Ontario to Brisbane
Search Deals
United Airlines
  • United Airlines
  • 20/3
  • 1 total stop
  • 18h 53m total
  • Ontario to Brisbane
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($39 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ontario to Brisbane that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 2 March 2026.
Use the filters below to find and compare flights from Ontario to Brisbane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Tue 17/3

13:40-06:30

1 stop23h 50m

Brisbane

Fri 27/3

10:40-12:18

1 stop18h 38m

$1,231

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Mon 16/3

05:15-06:30

2 stops32h 15m

Brisbane

Mon 23/3

10:40-12:49

2 stops43h 09m

$1,258

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Tue 4/8

13:18-06:30

2 stops48h 12m

Brisbane

Tue 25/8

10:30-20:52

2 stops27h 22m

$1,536

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Tue 7/4

05:10-06:30

2 stops56h 20m

Brisbane

Tue 21/4

10:30-12:20

1 stop18h 50m

$1,536

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Fri 3/4

18:45-06:30

1 stop18h 45m

Brisbane

Wed 15/4

10:30-12:20

1 stop18h 50m

$1,564

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Fri 5/6

13:18-06:30

2 stops24h 12m

Brisbane

Sun 14/6

10:30-12:12

1 stop18h 42m

$1,573

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Thu 9/4

13:34-06:30

2 stops47h 56m

Brisbane

Wed 22/4

10:30-12:20

1 stop18h 50m

$1,594

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Thu 9/4

13:34-06:30

2 stops47h 56m

Brisbane

Tue 21/4

10:30-20:36

2 stops27h 06m

$1,594

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Thu 9/4

13:34-06:30

2 stops47h 56m

Brisbane

Sun 19/4

10:30-12:38

2 stops43h 08m

$1,615

OntarioBrisbane

ONT - BNE

ONTBNE

Ontario

Wed 8/4

06:05-06:30

2 stops31h 25m

Brisbane

Tue 14/4

08:55-17:47

2 stops49h 52m

$1,886

Flights are sorted by cheapest return flights first.

Deals found on 2/3

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Ontario to Brisbane

Have a flexible travel schedule? Discover the best time to fly to Brisbane from Ontario with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Brisbane

What is the cheapest month to book a flight from Ontario to Brisbane?

Currently, May is the cheapest month in which you can book a flight from Ontario to Brisbane (average of $850). Flying from Ontario to Brisbane in September is currently the most expensive (average of $1,119). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Brisbane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Brisbane?

    Departing from Ontario to Brisbane will take you 23h 50m. The distance from Ontario to Brisbane is about 11599 km.

  • Can I find deals for flights from Ontario to Brisbane that include hotel bookings?

    Yes. In addition to deals on Ontario to Brisbane flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Brisbane?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Brisbane.

  • Can I find deals for business class flights from Ontario to Brisbane?

    Yes. Cheapflights offers flight deals from Ontario to Brisbane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Brisbane?

    Currently, May is the cheapest month in which you can book a flight from Ontario to Brisbane (average of $850). Flying from Ontario to Brisbane in September is currently the most expensive (average of $1,119). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Brisbane?

Book flights to Brisbane if you plan to visit one of these locations
Redcliffe
Ipswich
Caboolture

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Brisbane?

Deals for Ontario to Brisbane flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Brisbane?

Cheapflights helps you find that perfect flight to Brisbane from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario to Brisbane with no change fees?

Certainly. Search results for flights to Brisbane from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Brisbane become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Brisbane from Ontario today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.