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Perth

$683+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PER
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 11, 2025.

Round-trip from

$1,430
(oojo)

One-way from

$683
(flugladen.de)

Popular in

December

Cheapest in

November

Average price

$1,316
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. 15% potential increase in price ($257 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($71 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 11, 2025.

This Mytrip deal was found by Cheapflights users on 9/9. 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 9/1312:45 amONT - PER
2 stops28h 55mMultiple Airlines
Fri 9/199:55 pmPER - ONT
2 stops35h 05mMultiple Airlines
Deal found 9/9$1,435
This oojo deal was found by Cheapflights users on 9/9. 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 9/136:00 amONT - PER
2 stops45h 40mQatar Airways
Thu 10/910:45 pmPER - ONT
2 stops40h 18mQatar Airways
Deal found 9/9$1,472
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Thu 11/62:59 pmONT - PER
2 stops29h 06mAmerican Airlines
Wed 2/410:40 pmPER - ONT
2 stops31h 08mAmerican Airlines
Deal found 9/11$1,499
This Mytrip deal was found by Cheapflights users on 9/11. 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 9/1312:45 amONT - PER
2 stops28h 55mMultiple Airlines
Thu 9/1811:35 pmPER - ONT
2 stops33h 25mMultiple Airlines
Deal found 9/11$1,509
This Mytrip deal was found by Cheapflights users on 9/9. 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 9/1412:45 amONT - PER
2 stops28h 55mMultiple Airlines
Sat 9/209:55 pmPER - ONT
2 stops35h 05mMultiple Airlines
Deal found 9/9$1,512
This Mytrip deal was found by Cheapflights users on 9/9. 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 9/1312:45 amONT - PER
2 stops28h 55mMultiple Airlines
Sat 9/209:55 pmPER - ONT
2 stops35h 05mMultiple Airlines
Deal found 9/9$1,515
This Qatar Airways deal was found by Cheapflights users on 9/9. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:00 amONT - PER
2 stops45h 40mMultiple Airlines
Tue 2/1710:45 pmPER - ONT
2 stops35h 32mMultiple Airlines
Deal found 9/9$1,540
This BYOjet deal was found by Cheapflights users on 9/11. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/411:59 amONT - PER
2 stops32h 01mQatar Airways
Wed 2/410:45 pmPER - ONT
2 stops35h 32mQatar Airways
Deal found 9/11$1,545
This Qatar Airways deal was found by Cheapflights users on 9/11. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/511:59 amONT - PER
2 stops32h 01mQatar Airways
Fri 2/63:05 pmPER - ONT
2 stops47h 32mQatar Airways
Deal found 9/11$1,547
This Qatar Airways deal was found by Cheapflights users on 9/11. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:00 amONT - PER
2 stops44h 45mQatar Airways
Fri 2/610:45 pmPER - ONT
2 stops39h 52mQatar Airways
Deal found 9/11$1,551
This oojo deal was found by Cheapflights users on 9/10. 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.
Thu 9/1111:39 amONT - PER
2 stops33h 16mQatar Airways
Thu 9/1810:45 pmPER - ONT
2 stops40h 18mQatar Airways
Deal found 9/10$1,558

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 11, 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

Tue 10/21

6:00 am-6:40 pm

2 stops45h 40m

Perth

Tue 2/17

10:45 pm-6:17 pm

2 stops35h 32m

$1,540

OntarioPerth

ONT - PER

ONTPER

Ontario

Wed 11/5

6:00 am-12:00 pm

2 stops38h 00m

Perth

Thu 2/5

3:05 pm-6:17 pm

2 stops43h 12m

$1,547

OntarioPerth

ONT - PER

ONTPER

Ontario

Thu 11/6

6:00 am-12:00 pm

2 stops38h 00m

Perth

Fri 2/6

3:05 pm-6:17 pm

2 stops43h 12m

$1,547

OntarioPerth

ONT - PER

ONTPER

Ontario

Wed 11/5

11:59 am-12:00 pm

2 stops32h 01m

Perth

Fri 2/6

3:05 pm-10:37 pm

2 stops47h 32m

$1,547

OntarioPerth

ONT - PER

ONTPER

Ontario

Wed 11/5

11:59 am-12:00 pm

2 stops32h 01m

Perth

Wed 2/4

3:05 pm-6:17 pm

2 stops43h 12m

$1,547

OntarioPerth

ONT - PER

ONTPER

Ontario

Thu 11/6

11:59 am-12:00 pm

2 stops32h 01m

Perth

Tue 2/3

10:45 pm-6:17 pm

2 stops35h 32m

$1,547

OntarioPerth

ONT - PER

ONTPER

Ontario

Thu 11/6

6:00 am-12:00 pm

2 stops38h 00m

Perth

Thu 2/5

10:45 pm-6:17 pm

2 stops35h 32m

$1,547

OntarioPerth

ONT - PER

ONTPER

Ontario

Wed 11/5

11:59 am-12:00 pm

2 stops32h 01m

Perth

Tue 2/3

3:05 pm-6:17 pm

2 stops43h 12m

$1,547

OntarioPerth

ONT - PER

ONTPER

Ontario

Tue 11/4

6:00 am-6:45 pm

2 stops44h 45m

Perth

Mon 2/2

10:45 pm-6:17 pm

2 stops35h 32m

$1,551

OntarioPerth

ONT - PER

ONTPER

Ontario

Tue 10/21

6:00 am-6:40 pm

2 stops45h 40m

Perth

Wed 2/18

3:05 pm-10:37 pm

2 stops47h 32m

$1,551

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 23 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 $1,438). Flying from Ontario to Perth in December is currently the most expensive (average of $2,172). 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 38h. Qatar Airways provides one of the quickest options available for as low as $1,547. 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 $1,438). Flying from Ontario to Perth in December is currently the most expensive (average of $2,172). 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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