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$257+ 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 17/3. 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
4 Mar — 11 Mar1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Ontario

Discover essential information about flights departing from Ontario, including flight schedules, destinations, airlines operating at the Ontario airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 2 February 2026.

Good round-trip deal

$278 or less

Good one-way deal

$134 or less
Price to beat on a round-trip flight from Ontario.
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Price to beat on a one-way flight from Ontario.
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Find flights from Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Ontario
Explore the most affordable flight options available from Ontario. Find the lowest fares based on data from user searches, with prices last updated on 2 February 2026.

Mon 9/306:15
YYZ
-
SYD
2 stops35h 20m
Air Canada
Mon 1/609:20
SYD
-
YYZ
1 stop30h 18m
Air Canada
Deal found 1/2$1,496
Mon 13/414:15
YYZ
-
SYD
2 stops27h 05m
Air Canada
Wed 13/509:20
SYD
-
YYZ
2 stops39h 27m
Air Canada
Deal found 1/2$1,501
Sat 7/322:35
YYZ
-
SYD
1 stop42h 00m
Air Canada
Thu 12/310:25
SYD
-
YYZ
1 stop34h 34m
Air Canada
Deal found 1/2$1,503
Mon 2/322:50
YYZ
-
SYD
2 stops42h 45m
Air Canada
Mon 9/311:20
SYD
-
YYZ
2 stops48h 46m
Air Canada
Deal found 31/1$1,509
Mon 27/418:45
YYZ
-
MEL
1 stop26h 40m
Multiple Airlines
Mon 4/521:40
MEL
-
YYZ
2 stops32h 52m
Multiple Airlines
Deal found 31/1$1,514
Tue 17/315:45
YUL
-
MEL
2 stops46h 15m
Qantas Airways
Tue 24/312:00
MEL
-
YUL
2 stops42h 05m
Qantas Airways
Deal found 31/1$1,521
Wed 8/418:00
YUL
-
MEL
2 stops27h 40m
Multiple Airlines
Mon 20/420:40
MEL
-
YUL
2 stops36h 32m
Multiple Airlines
Deal found 31/1$1,523
Mon 20/417:05
YYZ
-
SYD
2 stops24h 15m
Air Canada
Wed 27/507:00
SYD
-
YYZ
2 stops22h 56m
Air Canada
Deal found 1/2$1,524
Mon 27/420:10
YYZ
-
MEL
2 stops25h 10m
Singapore Airlines
Mon 4/521:40
MEL
-
YYZ
2 stops32h 16m
Singapore Airlines
Deal found 31/1$1,527
Sat 2/523:40
YYZ
-
SYD
2 stops41h 40m
Air Canada
Sat 30/513:00
SYD
-
YYZ
2 stops40h 56m
Air Canada
Deal found 1/2$1,531
Sun 22/209:00
YYZ
-
SYD
1 stop32h 35m
Air Canada
Mon 9/311:20
SYD
-
YYZ
2 stops38h 16m
Air Canada
Deal found 1/2$1,534
Wed 22/418:00
YUL
-
MEL
2 stops27h 25m
Multiple Airlines
Mon 4/521:40
MEL
-
YUL
2 stops33h 18m
Multiple Airlines
Deal found 31/1$1,542

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 2 February 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Wed 25/3

18:15-13:15

2 stops28h 00m

Melbourne

Sun 10/5

21:40-06:03

2 stops46h 23m

$1,559

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

22:30-11:05

3 stops46h 35m

Melbourne

Sat 16/5

18:00-17:26

3 stops61h 26m

$1,573

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Mon 4/5

18:35-10:00

2 stops25h 25m

Melbourne

Wed 13/5

13:35-22:55

1 stop23h 20m

$1,603

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

15:45-09:30

2 stops26h 45m

Melbourne

Wed 25/3

12:00-22:56

2 stops25h 56m

$1,605

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Mon 6/4

14:00-05:00

1 stop25h 00m

Melbourne

Wed 22/4

17:25-06:10

2 stops26h 45m

$1,612

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Wed 18/3

14:00-05:00

1 stop24h 00m

Melbourne

Tue 7/4

09:00-22:55

2 stops27h 55m

$1,636

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Wed 13/5

18:35-10:00

2 stops25h 25m

Melbourne

Sun 31/5

08:00-22:53

2 stops28h 53m

$1,642

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 17/3

15:57-09:30

2 stops26h 33m

Melbourne

Tue 24/3

18:20-15:05

3 stops35h 45m

$1,643

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Wed 25/3

14:00-05:00

1 stop24h 00m

Melbourne

Sun 10/5

09:45-23:29

2 stops27h 44m

$1,646

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Sat 14/3

15:45-09:30

2 stops50h 45m

Melbourne

Tue 24/3

12:00-15:05

2 stops42h 05m

$1,656

Flights are sorted by cheapest return flights first.

Deals found on 1/2

Showing 1-10 of 60 results
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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, September is the cheapest month in which you can book a flight from Region of Ontario (average of $311). Flying from Region of Ontario in November will prove the most costly (average of $1,309). 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, Qantas Airways, United Airlines, Cathay Pacific. As they depart for the following popular destinations: Sydney.

Air Canada
Air Canada
From $187
United Airlines
United Airlines
From $389
Qantas Airways
Qantas Airways
From $1,254
Flair Airlines
Flair Airlines
From $146

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

The cheapest city to fly to from Region of Ontario is Halifax Intl, with prices starting at $58. Explore other affordable destinations below.

Halifax Intl
Halifax Intl
From $58
Vancouver Intl
Vancouver Intl
From $119
Saskatoon
Saskatoon
From $119
Calgary
Calgary
From $134

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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 2 February 2026.

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

    Currently, the cheapest month for flights from Region of Ontario is September. The most expensive month for flights is November. 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 Sydney from $1,412 round trip
    Fly from Toronto to Melbourne from $1,550 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.

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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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