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Perth

$755+ Cheap flights from Ontario (ONT) to Perth (PER)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PER
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Ontario to Perth

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Perth (PER). 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 September 16, 2025.

Round-trip from

$1,235
(Trip.com)

One-way from

$755
(Mytrip)

Popular in

December

Cheapest in

November

Average price

$1,261
From Ontario to Perth
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One-way flight from Ontario to Perth
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Highest demand for flights based on searches. 16% potential increase in price ($271 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($73 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ontario to Perth

Cheapest flights from Ontario to Perth
Explore the most affordable flight options available from Ontario to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/710:50 pmONT - PER
2 stops37h 10mMultiple Airlines
Fri 11/144:40 amPER - ONT
2 stops28h 10mMultiple Airlines
Deal found 9/14$1,235
This oojo deal was found by Cheapflights users on 9/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/236:00 amONT - PER
2 stops45h 40mQatar Airways
Tue 9/3010:45 pmPER - ONT
2 stops35h 02mQatar Airways
Deal found 9/15$1,435
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:48 pmONT - PER
2 stops30h 27mAmerican Airlines
Mon 11/310:40 pmPER - ONT
2 stops28h 56mAmerican Airlines
Deal found 9/14$1,489
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:00 amONT - PER
2 stops44h 45mQatar Airways
Sat 11/1510:45 pmPER - ONT
2 stops40h 47mQatar Airways
Deal found 9/14$1,511
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3012:10 amONT - PER
2 stops31h 20mMultiple Airlines
Sun 10/59:55 pmPER - ONT
3 stops35h 05mMultiple Airlines
Deal found 9/15$1,520
This Mytrip deal was found by Cheapflights users on 9/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2012:10 amONT - PER
2 stops31h 20mMultiple Airlines
Sat 10/49:55 pmPER - ONT
2 stops35h 05mMultiple Airlines
Deal found 9/13$1,537
This oojo deal was found by Cheapflights users on 9/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:00 amONT - PER
2 stops45h 45mQatar Airways
Thu 11/610:45 pmPER - ONT
2 stops40h 47mQatar Airways
Deal found 9/16$1,538
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2212:10 amONT - PER
3 stops34h 00mMultiple Airlines
Tue 9/309:55 pmPER - ONT
3 stops35h 05mMultiple Airlines
Deal found 9/15$1,575
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1912:10 amONT - PER
2 stops31h 30mMultiple Airlines
Mon 11/35:35 amPER - ONT
2 stops27h 15mMultiple Airlines
Deal found 9/14$1,587
This oojo deal was found by Cheapflights users on 9/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:59 amONT - PER
2 stops39h 46mQatar Airways
Fri 10/3110:45 pmPER - ONT
2 stops37h 08mQatar Airways
Deal found 9/16$1,623

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Perth 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 September 16, 2025.
Use the filters below to find and compare flights from Ontario to Perth that are best for you.

Fly from

Ontario

Fly to

Perth

Route

Depart

Return

Price

OntarioPerth

ONT - PER

ONTPER

Ontario

Fri 11/7

10:50 pm-4:00 am

2 stops37h 10m

Perth

Fri 11/14

4:40 am-4:50 pm

2 stops28h 10m

$1,235

OntarioPerth

ONT - PER

ONTPER

Ontario

Thu 2/12

11:30 am-12:00 pm

2 stops32h 30m

Perth

Tue 3/3

10:45 pm-6:17 pm

2 stops35h 32m

$1,430

OntarioPerth

ONT - PER

ONTPER

Ontario

Tue 9/30

12:10 am-10:30 pm

2 stops31h 20m

Perth

Sun 10/5

9:55 pm-6:00 pm

3 stops35h 05m

$1,520

OntarioPerth

ONT - PER

ONTPER

Ontario

Sat 10/25

6:00 am-6:45 pm

2 stops45h 45m

Perth

Thu 11/6

10:45 pm-11:32 pm

2 stops40h 47m

$1,538

OntarioPerth

ONT - PER

ONTPER

Ontario

Sun 10/19

12:10 am-10:40 pm

2 stops31h 30m

Perth

Mon 11/3

5:35 am-4:50 pm

2 stops27h 15m

$1,587

OntarioPerth

ONT - PER

ONTPER

Ontario

Tue 10/28

11:59 am-6:45 pm

2 stops39h 46m

Perth

Fri 10/31

10:45 pm-8:53 pm

2 stops37h 08m

$1,623

OntarioPerth

ONT - PER

ONTPER

Ontario

Sun 9/28

12:10 am-5:10 pm

2 stops50h 00m

Perth

Wed 10/1

9:55 pm-6:00 pm

2 stops35h 05m

$1,645

OntarioPerth

ONT - PER

ONTPER

Ontario

Wed 10/8

12:10 am-12:10 am

2 stops33h 00m

Perth

Sat 10/18

9:55 pm-6:00 pm

3 stops35h 05m

$1,687

OntarioPerth

ONT - PER

ONTPER

Ontario

Fri 10/24

12:10 am-10:55 pm

2 stops31h 45m

Perth

Thu 11/6

5:35 am-4:50 pm

2 stops27h 15m

$1,711

OntarioPerth

ONT - PER

ONTPER

Ontario

Fri 12/5

6:00 am-12:00 pm

2 stops38h 00m

Perth

Tue 12/9

10:45 pm-6:32 pm

2 stops35h 47m

$1,766

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 21 results
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Best time to book a flight from Ontario to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Ontario 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 Ontario to Perth

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

Currently, February is the cheapest month in which you can book a flight from Ontario to Perth (average of $1,436). Flying from Ontario to Perth in December is currently the most expensive (average of $2,094). 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 Perth. 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 Perth?

    A quick flight from Ontario to Perth can take about 32h 30m. Qatar Airways provides one of the quickest options available for as low as $1,430. There are 9359 mi between Ontario and Perth.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Ontario to Perth (average of $1,436). Flying from Ontario to Perth in December is currently the most expensive (average of $2,094). 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

Traveling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Fremantle
Rottnest Island
Scarborough

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