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Cheap flights from Ontario to Adelaide from $938

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 18/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ADL
1 Jul — 8 Jul1
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 1 June 2026.

Mon 5/1021:00
YYZ
-
ADL
1 stop29h 20m
Qatar Airways
Mon 19/1022:00
ADL
-
YYZ
1 stop31h 30m
Qatar Airways
Deal found 31/5$2,139
Mon 21/921:00
YYZ
-
ADL
1 stop29h 20m
Qatar Airways
Thu 24/921:40
ADL
-
YYZ
1 stop30h 50m
Qatar Airways
Deal found 28/5$2,166
Sun 4/1021:00
YYZ
-
ADL
2 stops46h 35m
Qatar Airways
Mon 19/1022:00
ADL
-
YYZ
1 stop31h 30m
Qatar Airways
Deal found 31/5$2,208
Thu 18/621:00
YYZ
-
ADL
1 stop28h 55m
Qatar Airways
Wed 1/722:00
ADL
-
YYZ
1 stop30h 30m
Qatar Airways
Deal found 31/5$2,210
Mon 5/1021:00
YYZ
-
ADL
1 stop29h 20m
Qatar Airways
Sun 18/1022:00
ADL
-
YYZ
1 stop31h 30m
Qatar Airways
Deal found 31/5$2,229
Thu 11/621:00
YYZ
-
ADL
2 stops49h 00m
Qatar Airways
Fri 26/622:20
ADL
-
YYZ
1 stop30h 10m
Qatar Airways
Deal found 31/5$2,240
Thu 11/621:00
YYZ
-
ADL
2 stops49h 00m
Qatar Airways
Wed 24/622:20
ADL
-
YYZ
1 stop30h 10m
Qatar Airways
Deal found 31/5$2,243
Sat 5/921:30
YUL
-
ADL
2 stops48h 10m
Air Canada
Wed 9/916:30
ADL
-
YUL
2 stops41h 45m
Air Canada
Deal found 28/5$2,720
Mon 17/805:00
YOW
-
ADL
2 stops43h 25m
Asiana Airlines
Thu 27/820:00
ADL
-
YOW
2 stops42h 39m
Asiana Airlines
Deal found 28/5$2,751
Wed 11/1117:45
YOW
-
ADL
2 stops35h 30m
Air Canada
Sun 15/1106:10
ADL
-
YOW
2 stops38h 18m
Air Canada
Deal found 28/5$2,758
Mon 17/822:05
YOW
-
ADL
3 stops48h 15m
Multiple Airlines
Thu 27/820:00
ADL
-
YOW
2 stops47h 24m
Multiple Airlines
Deal found 28/5$2,777
Mon 22/618:05
YOW
-
ADL
2 stops35h 50m
Multiple Airlines
Mon 29/618:55
ADL
-
YOW
2 stops43h 24m
Multiple Airlines
Deal found 29/5$2,890

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 1 June 2026.

Round-trip from

$2,139

One-way from

$938

Popular in

July

Cheapest in

September

Average price

$2,690
Qatar Airways
  • Qatar Airways
  • 5/10-19/10
  • 2 total stops
  • 60h 50m total
  • Ontario to Adelaide
Search Deals
18/11
  • 18/11
  • 2 total stops
  • 45h 25m total
  • Ontario to Adelaide
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($211 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($63 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 1 June 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

Mon 9/11

15:30-17:05

2 stops34h 05m

Adelaide

Mon 30/11

19:55-14:40

2 stops58h 15m

$2,275

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Wed 18/11

20:10-17:05

1 stop29h 25m

Adelaide

Sun 22/11

18:20-14:40

2 stops35h 50m

$2,377

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Sat 13/6

21:00-21:10

2 stops34h 40m

Adelaide

Mon 29/6

22:20-15:00

1 stop30h 10m

$2,404

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Sat 13/6

21:00-21:10

2 stops34h 40m

Adelaide

Mon 29/6

22:20-19:15

2 stops34h 25m

$2,414

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Sat 11/7

21:00-15:30

1 stop29h 00m

Adelaide

Sat 18/7

18:20-15:00

2 stops34h 10m

$2,617

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Fri 10/7

21:00-10:55

2 stops48h 25m

Adelaide

Tue 14/7

22:00-15:00

1 stop30h 30m

$2,635

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

21:30-18:10

2 stops55h 10m

Adelaide

Wed 9/9

20:00-16:54

2 stops34h 24m

$2,720

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Mon 17/8

05:00-13:55

2 stops43h 25m

Adelaide

Thu 27/8

20:00-01:09

2 stops42h 39m

$2,751

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Wed 11/11

17:45-20:45

2 stops35h 30m

Adelaide

Sun 15/11

06:10-04:58

2 stops38h 18m

$2,759

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Fri 10/7

08:30-10:55

2 stops36h 55m

Adelaide

Tue 14/7

06:00-06:22

3 stops37h 52m

$2,912

Flights are sorted by cheapest return flights first.

Deals found on 27/5

Showing 1-10 of 33 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, August is the cheapest month in which you can book a flight from Region of Ontario to Adelaide (average of $1,448). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of $2,488). 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 Asiana Airlines fly from Region of Ontario to Adelaide in about 43h 25m. The time it takes to get you to your destination can typically vary by up to 11h 45m. Region of Ontario and Adelaide are separated by a distance of 16905 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 Ottawa - Adelaide or Montreal Pierre Elliott Trudeau Intl - 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, August is the cheapest month in which you can book a flight from Region of Ontario to Adelaide (average of $1,448). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of $2,488). 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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Why should you use Cheapflights to find cheap flight tickets from Ontario to Adelaide?

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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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