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Cheap flights from Ontario to Perth from $748

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PER
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Perth

Keep the following information in mind while searching for Ontario to Perth flight deals. Data was last updated 12 September 2025.

Round-trip from

$2,066

One-way from

$748

Popular in

July

Cheapest in

March

Average price

$2,891
26/10-2/11
  • 26/10-2/11
  • 4 total stops
  • 88h 00m total
  • Ontario to Perth
Search Deals
5/11
  • 5/11
  • 3 total stops
  • 58h 05m total
  • Ontario to Perth
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($125 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($64 potential savings vs. average return price).
Search Deals
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 12 September 2025.

Sun 26/1021:50YUL - PER
2 stops42h 30mMultiple Airlines
Sun 2/1105:35PER - YUL
2 stops45h 30mMultiple Airlines
Deal found 11/9$2,066
Mon 10/1120:50YUL - PER
2 stops42h 30mMultiple Airlines
Wed 19/1117:50PER - YUL
2 stops57h 15mMultiple Airlines
Deal found 11/9$2,182
Mon 27/1014:55YYZ - PER
1 stop28h 00mCathay Pacific
Sun 9/1108:30PER - YYZ
1 stop40h 45mCathay Pacific
Deal found 10/9$2,203
Sun 26/1007:55YYZ - PER
3 stops47h 55mMultiple Airlines
Sun 2/1104:40PER - YYZ
3 stops40h 10mMultiple Airlines
Deal found 11/9$2,229
Sun 30/1119:45YUL - PER
3 stops43h 15mMultiple Airlines
Fri 27/220:30PER - YUL
3 stops58h 20mMultiple Airlines
Deal found 11/9$2,251
Sun 21/921:35YUL - PER
2 stops35h 05mMultiple Airlines
Sat 11/1021:55PER - YUL
2 stops52h 50mMultiple Airlines
Deal found 11/9$2,262
Mon 3/1100:35YYZ - PER
1 stop33h 15mCathay Pacific
Tue 18/1108:30PER - YYZ
1 stop25h 05mCathay Pacific
Deal found 10/9$2,291
Wed 5/1100:35YYZ - PER
1 stop33h 15mCathay Pacific
Mon 10/1100:15PER - YYZ
1 stop25h 00mCathay Pacific
Deal found 10/9$2,298
Sun 26/1014:55YYZ - PER
1 stop43h 55mCathay Pacific
Sun 2/1108:30PER - YYZ
1 stop40h 45mCathay Pacific
Deal found 11/9$2,322
Sat 15/1118:35YUL - PER
2 stops48h 20mAustrian Airlines
Sun 15/216:35PER - YUL
2 stops34h 10mAustrian Airlines
Deal found 12/9$2,334
Sat 1/1100:55YYZ - PER
1 stop42h 00mCathay Pacific
Tue 18/1108:30PER - YYZ
1 stop25h 05mCathay Pacific
Deal found 10/9$2,367
Tue 11/1100:35YYZ - PER
1 stop41h 20mCathay Pacific
Wed 26/1108:30PER - YYZ
1 stop25h 05mCathay Pacific
Deal found 10/9$2,395

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 12 September 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

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Sat 15/11

18:35-07:55

2 stops48h 20m

Perth

Sun 15/2

16:35-13:45

2 stops34h 10m

$2,334

TorontoPerth

YYZ - PER

YYZPER

Toronto Pearson Intl

Sun 26/10

14:55-22:50

1 stop43h 55m

Perth

Sat 1/11

00:15-13:15

1 stop25h 00m

$2,358

TorontoPerth

YYZ - PER

YYZPER

Toronto Pearson Intl

Mon 2/3

00:35-22:50

1 stop33h 15m

Perth

Fri 6/3

08:30-20:35

1 stop25h 05m

$2,361

OttawaPerth

YOW - PER

YOWPER

Ottawa

Sun 19/10

17:25-00:40

2 stops43h 15m

Perth

Tue 4/11

10:30-15:10

2 stops41h 40m

$2,532

TorontoPerth

YYZ - PER

YYZPER

Toronto Pearson Intl

Mon 9/3

01:35-22:50

1 stop33h 15m

Perth

Wed 1/4

09:15-22:10

1 stop24h 55m

$2,541

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

20:50-12:00

1 stop26h 10m

Perth

Wed 19/11

22:55-14:05

2 stops52h 10m

$2,592

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Thu 25/9

19:00-00:40

2 stops41h 40m

Perth

Thu 23/10

06:25-12:10

2 stops41h 45m

$2,631

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Sun 30/11

20:50-16:35

2 stops30h 45m

Perth

Fri 27/2

05:35-14:05

2 stops69h 30m

$2,651

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

20:50-12:00

1 stop26h 10m

Perth

Sat 21/2

12:15-14:05

2 stops38h 50m

$2,666

OttawaPerth

YOW - PER

YOWPER

Ottawa

Tue 21/10

17:00-18:40

2 stops37h 40m

Perth

Fri 7/11

22:45-16:59

2 stops31h 14m

$2,741

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 48 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 return 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 Region of Ontario to Perth?

Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Perth (average of $286). Flying from Region of Ontario to Perth in December is currently the most expensive (average of $409). 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.

What is the cheapest time of day to fly from ON to PER?

Find hourly flight availability from Ontario to Perth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2025.

When flying from Region of Ontario to Perth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

  • What airport do you fly into for flights to Perth from Ontario?

    Perth (PER), located 10.2 km from the city centre, is the airport you fly into when you book flights from Ontario to Perth.

  • How long is the flight from Region of Ontario to Perth?

    For as low as $2,532, Austrian Airlines can have you in Perth from Region of Ontario in 43h 15m. The distance between Region of Ontario and Perth is about 18208 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Region of Ontario to Perth?

    When deciding which route to take from Region of Ontario to Perth, consider Toronto Pearson Intl - Perth, Montreal Pierre Elliott Trudeau Intl - Perth or Ottawa - Perth, as they are the most popular.

  • 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 holiday 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 Region of Ontario to Perth?

    Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Perth (average of $286). Flying from Region of Ontario to Perth in December is currently the most expensive (average of $409). 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

Travelling to a place near Perth?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Ontario to Perth

Discover the top 2 airlines that operate flights from Ontario to Perth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 12 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$2,710Average$3,350FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Qatar AirwaysCheapest$2,962Average$3,360FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Perth?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Perth. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Perth?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Perth.

Can Cheapflights find flights from Ontario to Perth with no change fees?

Need flexible booking options for your flight to Perth from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Perth become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Perth on Cheapflights with our Price Alert feature and get notified when better prices are available.

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