HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Perth

$881+ 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PER
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Perth with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,420
(oojo)

One-way from

$881
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$1,362
Provider with most accurate pricing for Los Angeles-Perth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-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. 11% potential increase in price ($183 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 April 29, 2025.

This oojo deal was found by Cheapflights users on 4/28. 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 10/266:00 amONT - PER
2 stops45h 45mQatar Airways
Sun 11/910:45 pmPER - ONT
2 stops35h 32mQatar Airways
Deal found 4/28$1,420
This Qatar Airways deal was found by Cheapflights users on 4/28. 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 6/1712:00 pmONT - PER
2 stops39h 40mMultiple Airlines
Wed 9/1010:45 pmPER - ONT
2 stops34h 43mMultiple Airlines
Deal found 4/28$1,630
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 6/141:36 pmONT - PER
2 stops31h 54mUnited Airlines
Mon 9/811:45 pmPER - ONT
2 stops27h 28mUnited Airlines
Deal found 4/28$1,715

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 April 29, 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

Sun 10/26

6:00 am-6:45 pm

2 stops45h 45m

Perth

Sun 11/9

10:45 pm-6:17 pm

2 stops35h 32m

$1,420

OntarioPerth

ONT - PER

ONTPER

Ontario

Tue 6/17

12:00 pm-6:40 pm

2 stops39h 40m

Perth

Wed 9/10

10:45 pm-6:28 pm

2 stops34h 43m

$1,630

OntarioPerth

ONT - PER

ONTPER

Ontario

Sat 6/14

1:36 pm-12:30 pm

2 stops31h 54m

Perth

Mon 9/8

11:45 pm-12:13 pm

2 stops27h 28m

$1,715

OntarioPerth

ONT - PER

ONTPER

Ontario

Wed 6/4

1:36 pm-12:55 pm

2 stops32h 19m

$881

OntarioPerth

ONT - PER

ONTPER

Ontario

Tue 5/20

1:40 am-8:40 pm

2 stops28h 00m

$1,006

OntarioPerth

ONT - PER

ONTPER

Ontario

Wed 5/21

11:51 am-6:40 pm

2 stops39h 49m

$1,153

OntarioPerth

ONT - PER

ONTPER

Ontario

Fri 6/13

10:54 am-11:15 am

2 stops33h 21m

$1,177

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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 $1,448). 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.

Rainfall in Perth by month

Plan your trip to Perth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Perth ranges from 0.0 - 6.7 inches per month. June is typically the wettest month, when rainfall can reach 6.7 in. January is typically the driest time to visit Perth when rainfall is around 0.0 in.

Temperature in Perth by month

Plan your trip to Perth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Perth, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Perth

Get insights into the airlines that provide service to Perth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Perth. Reviews last updated April 29, 2025.
Qatar Airways
7.4
Good
3,561 reviews

Comfort

7.4

Food

7.3

Boarding

7.5

Entertainment

7.4

Overall

7.4

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.
Qatar Airways
7.4
Good
3,561 reviews
Qatar Airways
7.4
Good
3,561 reviews

Comfort

7.4

Food

7.3

Boarding

7.5

Entertainment

7.4

Overall

7.4

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.
United Airlines
7.4
Good
8,696 reviews
Qatar Airways
7.4
Good
3,561 reviews

Comfort

7.4

Food

7.3

Boarding

7.5

Entertainment

7.4

Overall

7.4

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.
American Airlines
7.2
Good
10,000 reviews
Qatar Airways
7.4
Good
3,561 reviews

Comfort

7.4

Food

7.3

Boarding

7.5

Entertainment

7.4

Overall

7.4

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.

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 are the cheapest airlines to fly from Ontario to Perth one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $881. However, be on the lookout for offers from Qatar Airways and American Airlines, as they are both options that can get you from Ontario to Perth for a low price.

  • 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 $1,448). 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 Ontario?

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.