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Cheap flights from Ontario to Adelaide from $810

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ADL
24 Jul — 31 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 24 June 2026.

Tue 17/1114:00
YYZ
-
ADL
2 stops27h 55m
Multiple Airlines
Wed 25/1114:30
ADL
-
YYZ
2 stops30h 10m
Multiple Airlines
Deal found 24/6$1,948
Sun 1/1106:45
YUL
-
ADL
3 stops44h 55m
Multiple Airlines
Sun 22/1107:15
ADL
-
YUL
3 stops70h 27m
Multiple Airlines
Deal found 24/6$1,981
Sat 3/1014:56
YYZ
-
ADL
2 stops27h 59m
Multiple Airlines
Wed 31/306:00
ADL
-
YYZ
2 stops24h 49m
Multiple Airlines
Deal found 24/6$2,061
Sat 17/1013:10
YYZ
-
ADL
2 stops31h 15m
Air New Zealand
Sun 1/1112:05
ADL
-
YYZ
2 stops41h 35m
Air New Zealand
Deal found 23/6$2,277
Sun 18/1019:00
YYZ
-
ADL
1 stop28h 25m
Multiple Airlines
Sat 31/1017:40
ADL
-
YYZ
1 stop38h 19m
Multiple Airlines
Deal found 20/6$2,293
Sun 1/1118:15
YUL
-
ADL
2 stops49h 10m
Air New Zealand
Sun 22/1112:05
ADL
-
YUL
2 stops44h 10m
Air New Zealand
Deal found 24/6$2,374
Sun 15/1100:35
YYZ
-
ADL
1 stop42h 25m
Cathay Pacific
Fri 20/1112:00
ADL
-
YYZ
1 stop24h 30m
Cathay Pacific
Deal found 22/6$2,443
Sat 24/1018:00
YUL
-
ADL
2 stops33h 40m
Air Canada
Wed 28/1006:10
ADL
-
YUL
2 stops29h 26m
Air Canada
Deal found 22/6$2,455
Sat 3/1022:25
YYZ
-
ADL
2 stops47h 15m
Air Canada
Wed 31/319:55
ADL
-
YYZ
2 stops35h 07m
Air Canada
Deal found 20/6$2,466
Thu 22/1006:55
YOW
-
ADL
2 stops40h 30m
Air Canada
Mon 26/1006:10
ADL
-
YOW
2 stops24h 06m
Air Canada
Deal found 22/6$2,500
Mon 16/1119:00
YYZ
-
ADL
2 stops34h 15m
Air Canada
Fri 20/1106:10
ADL
-
YYZ
2 stops28h 44m
Air Canada
Deal found 22/6$2,501
Sat 17/1009:00
YYZ
-
ADL
3 stops33h 55m
Multiple Airlines
Sun 1/1106:00
ADL
-
YYZ
3 stops38h 43m
Multiple Airlines
Deal found 23/6$2,524

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 24 June 2026.

Round-trip from

$1,948

One-way from

$810

Popular in

June

Cheapest in

October

Average price

$3,498
Qantas Airways
  • Qantas Airways
  • 17/11-25/11
  • 4 total stops
  • 58h 05m total
  • Ontario to Adelaide
Search Deals
5/12
  • 5/12
  • 2 total stops
  • 34h 50m total
  • Ontario to Adelaide
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($416 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($104 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 24 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
Fastest return journey

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Sat 3/10

13:15-09:25

3 stops29h 40m

Adelaide

Wed 31/3

06:00-16:19

2 stops24h 49m

$2,061

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Sat 17/10

13:10-10:55

2 stops31h 15m

Adelaide

Sun 1/11

12:05-15:10

2 stops41h 35m

$2,277

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Sun 15/11

00:35-10:30

1 stop42h 25m

Adelaide

Fri 20/11

12:00-21:00

1 stop24h 30m

$2,442

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Sat 24/10

14:10-18:10

3 stops37h 30m

Adelaide

Wed 28/10

06:10-17:03

2 stops25h 23m

$2,466

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Thu 22/10

06:55-13:55

2 stops40h 30m

Adelaide

Mon 26/10

06:10-15:46

2 stops24h 06m

$2,503

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Sun 2/8

14:00-13:55

2 stops34h 25m

Adelaide

Sun 13/9

20:00-01:35

2 stops43h 05m

$2,579

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Fri 28/8

18:28-11:55

2 stops27h 57m

Adelaide

Wed 2/9

14:25-06:10

2 stops29h 15m

$2,648

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

20:50-16:30

1 stop28h 10m

Adelaide

Sun 22/11

13:20-14:05

2 stops40h 15m

$2,963

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Sat 19/9

21:00-15:00

1 stop28h 30m

Adelaide

Wed 23/9

22:00-15:00

1 stop30h 30m

$2,990

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Sat 17/10

21:00-16:00

1 stop28h 30m

Adelaide

Sun 1/11

22:00-14:30

1 stop32h 00m

$2,994

Flights are sorted by cheapest return flights first.

Deals found on 23/6

Showing 1-10 of 22 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 $1,509). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of $2,661). 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.

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 Air New Zealand, Cathay Pacific, and Air Canada fly from Region of Ontario to Adelaide in about 31h 15m. The time it takes to get you to your destination can typically vary by up to 11h 10m. 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, August is the cheapest month in which you can book a flight from Region of Ontario to Adelaide (average of $1,509). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of $2,661). 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?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Adelaide.

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.

Can Cheapflights notify me if prices for flights from Ontario to Adelaide become cheaper?

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