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$332+ Cheap flights from Ontario

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YYZ — SYD
20 May — 27 May1
1 adult
1 adult, Economy, 0 bags

Find flights from Ontario within your budget

 
Find flights departing from Ontario that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 20 April 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

18:51-07:50

2 stops46h 59m

Melbourne

Sun 24/5

10:00-23:41

2 stops27h 41m

$1,398

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

18:45-07:50

2 stops47h 05m

Melbourne

Wed 20/5

10:00-23:13

2 stops27h 13m

$1,398

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

07:00-06:50

2 stops33h 50m

Sydney Kingsford Smith

Sun 17/5

09:15-23:57

2 stops28h 42m

$1,581

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

06:00-06:50

2 stops34h 50m

Sydney Kingsford Smith

Tue 19/5

09:15-23:41

2 stops28h 26m

$1,583

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

12:44-06:50

2 stops28h 06m

Sydney Kingsford Smith

Sun 9/8

09:15-23:56

2 stops52h 41m

$1,583

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

12:50-06:50

2 stops28h 00m

Sydney Kingsford Smith

Mon 18/5

09:15-11:35

2 stops40h 20m

$1,583

MontrealIslamabad

YUL - ISB

YULISB

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

06:00-01:10

2 stops34h 10m

Islamabad Intl

Fri 20/11

17:50-18:33

2 stops34h 43m

$1,659

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Sun 31/5

18:37-07:50

2 stops47h 13m

Melbourne

Sun 7/6

10:00-21:59

2 stops25h 59m

$1,680

MontrealIslamabad

YUL - ISB

YULISB

Montreal Pierre Elliott Trudeau Intl

Fri 28/8

07:00-01:10

2 stops33h 10m

Islamabad Intl

Thu 10/9

02:55-01:51

2 stops31h 56m

$1,786

MontrealIslamabad

YUL - ISB

YULISB

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

13:10-01:15

2 stops27h 05m

Islamabad Intl

Sat 6/6

09:25-11:53

2 stops59h 28m

$1,814

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from Ontario

Get recent, data-driven insights about flights from Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Region of Ontario?

Currently, May is the cheapest month in which you can book a flight from Region of Ontario (average of $201). Flying from Region of Ontario in March will prove the most costly (average of $2,719). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Region of Ontario?

When flying from Region of Ontario check dates and pricing for the following: Air Canada, United Airlines, Qantas Airways, Cathay Pacific. As they depart for the following popular destinations: Sydney.

Air Canada
Air Canada
From $182
United Airlines
United Airlines
From $1,459
Flair Airlines
Flair Airlines
From $129
Cathay Pacific
Cathay Pacific
From $1,457

What is the cheapest place to fly to from Region of Ontario?

The cheapest city to fly to from Region of Ontario is Calgary, with prices starting at $125. Explore other affordable destinations below.

Calgary
Calgary
From $125
San Francisco
San Francisco
From $164
Montreal
Montreal
From $168
Vancouver Intl
Vancouver Intl
From $175

Browse thousands of different options on Cheapflights for your next trip

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Direct flights from Canada

Book a direct flight from one of these other cities located in Canada.
Direct flights from Ottawa
Direct flights from Windsor

Related info for your journey

Access useful and relevant information related to your journey from Ontario. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 20 April 2026.

  • What is the cheapest month to fly from Region of Ontario?

    Currently, the cheapest month for flights from Region of Ontario is May. The most expensive month for flights is March. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Region of Ontario?

    View the cheapest flight destinations from Region of Ontario:
    Fly from Toronto to Melbourne from $1,398 round trip
    Fly from Toronto to Sydney from $1,497 round trip

  • How does Cheapflights help users find flights from Ontario?

    When you search for this flight from Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Ontario.

  • Can Cheapflights find flights from Ontario with no change fees?

    Need flexible booking options for your flight 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 become cheaper?

    Of course! You can now track prices for flights from Ontario and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

See more FAQs

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?

When you search for this flight from Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Ontario.

Can Cheapflights find flights from Ontario with no change fees?

Need flexible booking options for your flight 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 become cheaper?

Of course! You can now track prices for flights from Ontario and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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