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Cheap flights from Ontario to Adelaide from $953

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ADL
2 Jun — 9 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Adelaide
Explore the most affordable flight options available from Ontario to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 May 2026.

Tue 5/521:35
YUL
-
ADL
2 stops50h 40m
Qatar Airways
Tue 12/506:00
ADL
-
YUL
2 stops47h 40m
Qatar Airways
Deal found 30/4$2,149
Tue 13/1021:00
YYZ
-
ADL
1 stop29h 20m
Qatar Airways
Tue 3/1106:10
ADL
-
YYZ
2 stops48h 00m
Qatar Airways
Deal found 30/4$2,175
Mon 15/621:00
YYZ
-
ADL
1 stop29h 00m
Qatar Airways
Mon 22/622:00
ADL
-
YYZ
1 stop30h 30m
Qatar Airways
Deal found 1/5$2,212
Wed 17/618:10
YYZ
-
ADL
2 stops31h 50m
Multiple Airlines
Wed 24/622:00
ADL
-
YYZ
1 stop30h 30m
Multiple Airlines
Deal found 3/5$2,290
Wed 17/621:00
YYZ
-
ADL
1 stop29h 00m
Qatar Airways
Wed 24/622:00
ADL
-
YYZ
1 stop30h 30m
Qatar Airways
Deal found 3/5$2,309
Thu 5/1120:10
YYZ
-
ADL
1 stop29h 25m
Qatar Airways
Mon 9/1122:00
ADL
-
YYZ
1 stop32h 10m
Qatar Airways
Deal found 29/4$2,312
Sat 31/1006:00
YOW
-
ADL
2 stops43h 50m
Air Canada
Wed 4/1106:10
ADL
-
YOW
2 stops38h 18m
Air Canada
Deal found 29/4$2,315
Sat 8/805:00
YOW
-
ADL
2 stops41h 20m
Air Canada
Wed 12/820:00
ADL
-
YOW
2 stops42h 19m
Air Canada
Deal found 28/4$2,458
Sat 13/618:20
YUL
-
ADL
2 stops27h 45m
Multiple Airlines
Sat 20/612:35
ADL
-
YUL
2 stops40h 49m
Multiple Airlines
Deal found 29/4$2,587
Thu 10/912:30
YUL
-
ADL
2 stops37h 30m
Qatar Airways
Mon 14/922:00
ADL
-
YUL
1 stop30h 15m
Qatar Airways
Deal found 29/4$2,601

Find flight deals from Ontario to Adelaide

Keep the following information in mind while searching for Ontario to Adelaide flight deals. Data was last updated 3 May 2026.

Round-trip from

$2,175

One-way from

$953

Popular in

July

Cheapest in

September

Average price

$2,261
Qatar Airways
  • Qatar Airways
  • 13/10-3/11
  • 3 total stops
  • 77h 20m total
  • Ontario to Adelaide
Search Deals
8/9
  • 8/9
  • 2 total stops
  • 27h 45m total
  • Ontario to Adelaide
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($175 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($67 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ontario to Adelaide 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 3 May 2026.
Use the filters below to find and compare flights from Ontario to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Wed 17/6

18:10-15:30

2 stops31h 50m

Adelaide

Wed 24/6

17:50-15:00

2 stops34h 40m

$2,323

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Fri 22/5

21:00-22:10

2 stops35h 40m

Adelaide

Fri 5/6

18:20-17:00

2 stops36h 10m

$2,448

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

12:30-15:30

2 stops37h 30m

Adelaide

Mon 14/9

22:00-14:45

1 stop30h 15m

$2,601

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Fri 10/7

21:00-15:30

1 stop29h 00m

Adelaide

Tue 14/7

11:50-15:00

2 stops40h 40m

$2,606

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Sat 8/8

09:00-11:50

3 stops37h 20m

Adelaide

Wed 12/8

20:00-00:49

2 stops42h 19m

$2,720

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 13/10

10:00-11:55

3 stops35h 25m

Adelaide

Tue 3/11

07:05-23:40

3 stops32h 05m

$2,791

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Fri 22/5

13:30-10:55

2 stops31h 55m

Adelaide

Fri 5/6

12:05-15:14

3 stops40h 39m

$3,290

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Sat 13/6

13:10-11:50

3 stops33h 10m

Adelaide

Sat 20/6

17:10-20:50

2 stops41h 10m

$3,292

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Sun 5/7

06:55-18:25

3 stops46h 00m

Adelaide

Tue 28/7

06:25-00:49

3 stops31h 54m

$3,390

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Sun 5/7

14:30-15:30

2 stops35h 30m

Adelaide

Tue 28/7

22:00-22:10

2 stops37h 40m

$3,813

Flights are sorted by cheapest return flights first.

Deals found on 2/5

Showing 1-10 of 32 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Adelaide

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

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Adelaide (average of $1,204). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of $2,480). 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.

How much does it cost for a return flight from Region of Ontario to Adelaide?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Adelaide. 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 Adelaide from Ontario?

    Adelaide (ADL) is the airport you will fly into if you book a flight from Ontario to Adelaide. It is only a 6.6 km journey from Adelaide (ADL) to Adelaide’s city centre.

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

    Airlines like Qatar Airways, Air Canada, and Air New Zealand fly from Region of Ontario to Adelaide in about 35h 40m. The time it takes to get you to your destination can typically vary by up to 10h 20m. Region of Ontario and Adelaide are separated by a distance of 16613 km. Both multi-stop and direct flights can be found to your destination and back.

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

    The most popular route from Region of Ontario to Adelaide is Toronto Pearson Intl - Adelaide. You may also consider Montreal Pierre Elliott Trudeau Intl - Adelaide or Ottawa - Adelaide.

  • Can I find deals for flights from Ontario to Adelaide that include hotel bookings?

    Yes. In addition to deals on Ontario to Adelaide flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Adelaide?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Adelaide.

  • Can I find deals for business class flights from Ontario to Adelaide?

    Yes. Cheapflights offers flight deals from Ontario to Adelaide 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 Adelaide?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Adelaide (average of $1,204). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of $2,480). 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 Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg

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

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

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

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