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Ontario

$492+ Cheap flights from Brisbane (BNE) to Ontario (ONT)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
BNE — ONT
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Brisbane to Ontario

Cheapest flights from Brisbane to Ontario
Explore the most affordable flight options available from Brisbane to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1811:40 am
BNE
-
ONT
2 stops43h 03m
United Airlines
Sun 2/225:00 am
ONT
-
BNE
2 stops56h 30m
United Airlines
Deal found 2/2$806
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:40 am
BNE
-
ONT
1 stop18h 40m
United Airlines
Sun 11/296:53 pm
ONT
-
BNE
1 stop18h 42m
United Airlines
Deal found 2/2$808
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:40 am
BNE
-
ONT
1 stop24h 01m
United Airlines
Thu 2/266:37 pm
ONT
-
BNE
1 stop18h 53m
United Airlines
Deal found 2/3$822
This United Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/511:40 am
BNE
-
ONT
1 stop24h 03m
United Airlines
Thu 2/121:45 pm
ONT
-
BNE
2 stops23h 45m
United Airlines
Deal found 2/4$828
This United Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/611:40 am
BNE
-
ONT
1 stop17h 38m
United Airlines
Fri 2/206:37 pm
ONT
-
BNE
1 stop18h 53m
United Airlines
Deal found 2/4$836
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/811:40 am
BNE
-
ONT
1 stop17h 38m
United Airlines
Mon 2/96:00 am
ONT
-
BNE
1 stop31h 30m
United Airlines
Deal found 2/3$838
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/711:40 am
BNE
-
ONT
1 stop24h 11m
United Airlines
Sat 2/141:45 pm
ONT
-
BNE
2 stops23h 45m
United Airlines
Deal found 2/2$840
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2811:40 am
BNE
-
ONT
1 stop19h 07m
United Airlines
Sun 3/11:50 pm
ONT
-
BNE
1 stop23h 40m
United Airlines
Deal found 2/3$845
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:30 am
BNE
-
ONT
1 stop16h 11m
United Airlines
Fri 5/291:00 pm
ONT
-
BNE
2 stops24h 30m
United Airlines
Deal found 2/3$858
This United Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:30 am
BNE
-
ONT
2 stops26h 50m
United Airlines
Sat 9/126:30 pm
ONT
-
BNE
2 stops43h 00m
United Airlines
Deal found 2/4$864

Find flight deals from Brisbane to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Brisbane (BNE) to Ontario (ONT). 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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$806
(United Airlines)

One-way from

$492
(United Airlines)

Popular in

July

Cheapest in

March

Average price

$745
Provider with most accurate pricing for Brisbane-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Brisbane-Los Angeles flights.
Search Deals
From Brisbane to Ontario
Search Deals
One-way flight from Brisbane to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($101 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Brisbane to Ontario 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 2,558,603 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Brisbane to Ontario that are best for you.

Fly from

Brisbane

Fly to

Ontario

Route

Depart

Return

Price

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Mon 3/9

10:40 am-12:18 pm

1 stop18h 38m

Ontario

Mon 3/16

6:37 pm-6:30 am

1 stop18h 53m

$806

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Wed 2/18

11:40 am-8:50 pm

2 stops27h 10m

Ontario

Sun 2/22

5:00 am-7:30 am

2 stops56h 30m

$813

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Tue 6/9

10:30 am-5:18 pm

2 stops23h 48m

Ontario

Mon 6/22

6:53 pm-6:30 am

1 stop18h 37m

$813

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Thu 2/19

11:40 am-5:41 pm

1 stop24h 01m

Ontario

Thu 2/26

6:37 pm-7:30 am

1 stop18h 53m

$822

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Mon 3/2

11:40 am-12:38 pm

1 stop18h 58m

Ontario

Sat 3/14

6:37 pm-6:30 am

1 stop18h 53m

$822

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Sun 3/1

11:40 am-5:41 pm

1 stop24h 01m

Ontario

Fri 3/13

1:40 pm-6:30 am

1 stop23h 50m

$838

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Fri 3/6

11:40 am-12:18 pm

1 stop18h 38m

Ontario

Thu 3/26

1:50 pm-6:30 am

2 stops23h 40m

$838

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Sun 3/1

11:40 am-12:38 pm

1 stop18h 58m

Ontario

Sat 3/14

1:40 pm-6:30 am

1 stop23h 50m

$838

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Fri 3/6

11:40 am-12:18 pm

1 stop18h 38m

Ontario

Sat 3/14

6:37 pm-6:30 am

1 stop18h 53m

$839

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Wed 2/18

11:40 am-12:48 pm

1 stop19h 08m

Ontario

Wed 2/25

1:45 pm-7:30 am

2 stops23h 45m

$839

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 20 results
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Best time to book a flight from Brisbane to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Brisbane with our price prediction graph.
Estimated round-trip 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 Brisbane to Ontario

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

Currently, March is the cheapest month in which you can book a flight from Brisbane to Ontario (average of $556). Flying from Brisbane to Ontario in December is currently the most expensive (average of $681). 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 Brisbane to Ontario. 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 Brisbane to Ontario?

    United Airlines can get you from Brisbane to Ontario in just under 18h 38m. Your travel time can differ by up to . Airlines will cover a distance of 7207 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Brisbane to Ontario 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 Brisbane to Ontario?

    Currently, March is the cheapest month in which you can book a flight from Brisbane to Ontario (average of $556). Flying from Brisbane to Ontario in December is currently the most expensive (average of $681). 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

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