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Perth

$592+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PER
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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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 October 23, 2025.

This Trip.com deal was found by Cheapflights users on 10/23. 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.
Thu 10/3011:50 pmONT - PER
2 stops61h 25mMultiple Airlines
Fri 11/75:35 amPER - ONT
2 stops27h 15mMultiple Airlines
Deal found 10/23$1,087
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/76:41 pmONT - PER
2 stops27h 49mUnited Airlines
Sun 12/1410:55 pmPER - ONT
2 stops29h 22mUnited Airlines
Deal found 10/23$1,589
This oojo deal was found by Cheapflights users on 10/22. 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 11/1511:59 amONT - PER
2 stops38h 46mQatar Airways
Sat 11/2210:45 pmPER - ONT
2 stops41h 14mQatar Airways
Deal found 10/22$1,616
This oojo deal was found by Cheapflights users on 10/23. 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 10/306:00 amONT - PER
2 stops45h 45mQatar Airways
Fri 11/710:45 pmPER - ONT
2 stops38h 08mQatar Airways
Deal found 10/23$1,679
This oojo deal was found by Cheapflights users on 10/22. 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.
Mon 10/276:00 amONT - PER
2 stops45h 45mQatar Airways
Thu 10/3010:45 pmPER - ONT
2 stops37h 08mQatar Airways
Deal found 10/22$1,707
This oojo deal was found by Cheapflights users on 10/21. 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.
Wed 10/226:00 amONT - PER
2 stops45h 40mQatar Airways
Wed 10/2910:45 pmPER - ONT
2 stops39h 47mQatar Airways
Deal found 10/21$1,739
This Qatar Airways deal was found by Cheapflights users on 10/22. 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.
Thu 11/611:59 amONT - PER
2 stops31h 56mQatar Airways
Sat 11/2210:45 pmPER - ONT
2 stops41h 14mQatar Airways
Deal found 10/22$1,779
This oojo deal was found by Cheapflights users on 10/22. 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 11/1311:59 amONT - PER
2 stops38h 46mQatar Airways
Mon 11/2410:45 pmPER - ONT
2 stops41h 14mQatar Airways
Deal found 10/22$1,791
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 12/2910:42 amONT - PER
2 stops32h 38mUnited Airlines
Mon 1/1211:45 pmPER - ONT
2 stops28h 29mUnited Airlines
Deal found 10/21$1,798
This Qatar Airways deal was found by Cheapflights users on 10/22. 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.
Thu 11/611:59 amONT - PER
2 stops38h 46mQatar Airways
Mon 11/2410:45 pmPER - ONT
2 stops42h 16mQatar Airways
Deal found 10/22$1,812
This Qatar Airways deal was found by Cheapflights users on 10/22. 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.
Fri 11/76:00 amONT - PER
2 stops44h 45mQatar Airways
Sun 11/2310:45 pmPER - ONT
2 stops41h 14mQatar Airways
Deal found 10/22$1,819
This oojo deal was found by Cheapflights users on 10/22. 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 11/811:59 amONT - PER
2 stops38h 46mQatar Airways
Mon 11/2410:45 pmPER - ONT
2 stops41h 14mQatar Airways
Deal found 10/22$1,824

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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,433
(oojo)

One-way from

$592
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,212
Provider with most accurate pricing for Ontario-Perth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Perth flights.
Search Deals
From Ontario to Perth
Search Deals
One-way flight from Ontario to Perth
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($309 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 23, 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 2/6

11:53 am-6:45 pm

2 stops38h 52m

Perth

Fri 2/27

3:55 pm-6:17 pm

2 stops42h 22m

$1,477

OntarioPerth

ONT - PER

ONTPER

Ontario

Sun 3/29

12:10 am-8:35 pm

2 stops29h 25m

Perth

Sat 5/9

9:55 pm-6:00 pm

3 stops35h 05m

$1,506

OntarioPerth

ONT - PER

ONTPER

Ontario

Sun 12/7

6:41 pm-2:30 pm

2 stops27h 49m

Perth

Sun 12/14

10:55 pm-12:17 pm

2 stops29h 22m

$1,589

OntarioPerth

ONT - PER

ONTPER

Ontario

Sun 11/9

6:00 am-6:45 pm

2 stops44h 45m

Perth

Sun 11/23

10:45 pm-11:59 pm

2 stops41h 14m

$1,779

OntarioPerth

ONT - PER

ONTPER

Ontario

Mon 11/10

11:59 am-11:55 am

2 stops31h 56m

Perth

Sun 11/23

10:45 pm-11:59 pm

2 stops41h 14m

$1,779

OntarioPerth

ONT - PER

ONTPER

Ontario

Mon 11/10

6:00 am-11:55 am

2 stops37h 55m

Perth

Sat 11/22

10:45 pm-11:59 pm

2 stops41h 14m

$1,779

OntarioPerth

ONT - PER

ONTPER

Ontario

Thu 11/6

6:00 am-11:55 am

2 stops37h 55m

Perth

Sun 11/23

10:45 pm-1:01 am

2 stops42h 16m

$1,779

OntarioPerth

ONT - PER

ONTPER

Ontario

Thu 11/13

11:59 am-6:45 pm

2 stops38h 46m

Perth

Mon 11/24

10:45 pm-11:59 pm

2 stops41h 14m

$1,791

OntarioPerth

ONT - PER

ONTPER

Ontario

Mon 12/29

10:42 am-11:20 am

2 stops32h 38m

Perth

Mon 1/12

11:45 pm-12:14 pm

2 stops28h 29m

$1,798

OntarioPerth

ONT - PER

ONTPER

Ontario

Thu 11/6

11:59 am-6:45 pm

2 stops38h 46m

Perth

Mon 11/24

10:45 pm-1:01 am

2 stops42h 16m

$1,812

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 23 results
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2
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  • Most accurate provider: When it comes to deals on Ontario-Perth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Perth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Perth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Perth flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Perth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, September is the cheapest month in which you can book a flight from Ontario to Perth (average of $771). Flying from Ontario to Perth in December is currently the most expensive (average of $1,415). 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 27h 49m. Qatar Airways provides one of the quickest options available for as low as $1,589. There are 9359 mi between Ontario and Perth. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, September is the cheapest month in which you can book a flight from Ontario to Perth (average of $771). Flying from Ontario to Perth in December is currently the most expensive (average of $1,415). 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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