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Perth

$809+ 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PER
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
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 November 13, 2025.

This SmartFares deal was found by Cheapflights users on 11/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1511:59 amONT - PER
2 stops31h 56mQatar Airways
Tue 11/1810:45 pmPER - ONT
2 stops38h 08mQatar Airways
Deal found 11/12$1,747
This Qatar Airways deal was found by Cheapflights users on 11/12. 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.
Sun 11/166:00 amONT - PER
2 stops38h 20mQatar Airways
Wed 11/1910:45 pmPER - ONT
2 stops40h 47mQatar Airways
Deal found 11/12$1,813
This United Airlines deal was found by Cheapflights users on 11/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:41 pmONT - PER
2 stops27h 49mUnited Airlines
Mon 12/1510:30 pmPER - ONT
2 stops29h 47mUnited Airlines
Deal found 11/10$1,885
This oojo deal was found by Cheapflights users on 11/12. 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.
Sun 11/166:00 amONT - PER
2 stops44h 45mQatar Airways
Tue 11/1810:45 pmPER - ONT
2 stops38h 08mQatar Airways
Deal found 11/12$1,924
This SmartFares deal was found by Cheapflights users on 11/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:00 amONT - PER
2 stops37h 55mQatar Airways
Thu 11/2010:45 pmPER - ONT
2 stops41h 14mQatar Airways
Deal found 11/12$1,928
This oojo deal was found by Cheapflights users on 11/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:00 amONT - PER
2 stops45h 45mQatar Airways
Sun 11/3010:45 pmPER - ONT
2 stops41h 14mQatar Airways
Deal found 11/13$2,037
This SmartFares deal was found by Cheapflights users on 11/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 amONT - PER
2 stops44h 45mQatar Airways
Sun 1/183:55 pmPER - ONT
2 stops48h 01mQatar Airways
Deal found 11/12$2,100
This United Airlines deal was found by Cheapflights users on 11/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/101:50 pmONT - PER
2 stops32h 40mUnited Airlines
Wed 12/1711:55 pmPER - ONT
2 stops26h 06mUnited Airlines
Deal found 11/10$2,111
This flugladen.de deal was found by Cheapflights users on 11/12. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:00 amONT - PER
2 stops44h 45mQatar Airways
Tue 12/210:45 pmPER - ONT
2 stops35h 48mQatar Airways
Deal found 11/12$2,147
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:39 pmONT - PER
2 stops28h 06mUnited Airlines
Sat 1/104:45 pmPER - ONT
2 stops46h 08mUnited Airlines
Deal found 11/11$2,362
This SmartFares deal was found by Cheapflights users on 11/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2210:49 amONT - PER
2 stops33h 06mQatar Airways
Sun 11/3010:45 pmPER - ONT
2 stops41h 14mQatar Airways
Deal found 11/12$2,394
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:42 amONT - PER
2 stops32h 38mUnited Airlines
Mon 1/1211:45 pmPER - ONT
2 stops27h 33mUnited Airlines
Deal found 11/11$2,448

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 November 13, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$1,438
(oojo)

One-way from

$809
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$1,355
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. 13% potential increase in price ($219 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 November 13, 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

Mon 4/27

6:53 pm-2:40 pm

2 stops28h 47m

Perth

Mon 5/4

11:45 pm-12:20 pm

2 stops27h 35m

$1,597

OntarioPerth

ONT - PER

ONTPER

Ontario

Sun 5/10

1:33 pm-2:40 pm

2 stops34h 07m

Perth

Thu 5/14

11:45 pm-5:47 pm

2 stops33h 02m

$1,600

OntarioPerth

ONT - PER

ONTPER

Ontario

Wed 5/6

6:53 pm-2:40 pm

2 stops28h 47m

Perth

Thu 5/21

11:45 pm-12:20 pm

2 stops27h 35m

$1,600

OntarioPerth

ONT - PER

ONTPER

Ontario

Thu 2/26

6:37 pm-12:30 pm

2 stops25h 53m

Perth

Tue 3/3

11:45 pm-12:38 pm

2 stops28h 53m

$1,603

OntarioPerth

ONT - PER

ONTPER

Ontario

Mon 2/2

1:53 pm-2:45 pm

2 stops32h 52m

Perth

Fri 2/13

10:55 pm-12:47 pm

2 stops29h 52m

$1,606

OntarioPerth

ONT - PER

ONTPER

Ontario

Fri 1/30

6:00 am-6:45 pm

2 stops44h 45m

Perth

Tue 2/10

10:45 pm-8:36 pm

2 stops37h 51m

$1,812

OntarioPerth

ONT - PER

ONTPER

Ontario

Mon 12/8

6:41 pm-2:30 pm

2 stops27h 49m

Perth

Mon 12/15

10:30 pm-12:17 pm

2 stops29h 47m

$1,885

OntarioPerth

ONT - PER

ONTPER

Ontario

Tue 11/25

5:00 am-6:45 pm

2 stops45h 45m

Perth

Sun 11/30

10:45 pm-11:59 pm

2 stops41h 14m

$2,037

OntarioPerth

ONT - PER

ONTPER

Ontario

Tue 12/30

10:44 am-6:45 pm

2 stops40h 01m

Perth

Sat 1/17

3:55 pm-11:56 pm

2 stops48h 01m

$2,100

OntarioPerth

ONT - PER

ONTPER

Ontario

Tue 12/30

6:00 am-6:45 pm

2 stops44h 45m

Perth

Sun 1/18

3:55 pm-11:56 pm

2 stops48h 01m

$2,100

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 13 results
1
2
  • 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 $1,392). 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 28h 47m. United Airlines provides one of the quickest options available for as low as $1,597. 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, 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 $1,392). 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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