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Cheap flights from Ontario to Adelaide from $862

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 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ADL
6 Mar — 13 Mar1
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 4 February 2026.

Tue 24/214:00
YYZ
-
ADL
2 stops50h 45m
Qantas Airways
Sat 28/207:50
ADL
-
YYZ
2 stops30h 19m
Qantas Airways
Deal found 2/2$1,851
Mon 2/222:15
YYZ
-
ADL
2 stops46h 30m
Multiple Airlines
Thu 5/313:15
ADL
-
YYZ
2 stops26h 10m
Multiple Airlines
Deal found 1/2$1,869
Thu 19/318:40
YYZ
-
ADL
2 stops31h 00m
Multiple Airlines
Thu 26/318:30
ADL
-
YYZ
3 stops36h 49m
Multiple Airlines
Deal found 2/2$1,881
Sun 19/418:45
YYZ
-
ADL
2 stops32h 25m
Multiple Airlines
Thu 30/421:20
ADL
-
YYZ
2 stops33h 48m
Multiple Airlines
Deal found 2/2$1,905
Tue 17/318:40
YYZ
-
ADL
2 stops27h 30m
Multiple Airlines
Thu 23/421:20
ADL
-
YYZ
2 stops31h 43m
Multiple Airlines
Deal found 3/2$1,918
Tue 24/316:44
YYZ
-
ADL
3 stops30h 26m
Multiple Airlines
Tue 21/413:25
ADL
-
YYZ
3 stops34h 04m
Multiple Airlines
Deal found 2/2$1,929
Mon 16/322:30
YUL
-
ADL
3 stops48h 55m
Air Canada
Tue 7/420:00
ADL
-
YUL
3 stops51h 51m
Air Canada
Deal found 1/2$1,934
Tue 17/316:44
YYZ
-
ADL
3 stops30h 26m
Multiple Airlines
Tue 14/406:00
ADL
-
YYZ
3 stops30h 59m
Multiple Airlines
Deal found 2/2$1,945
Mon 2/217:14
YYZ
-
ADL
2 stops30h 41m
Multiple Airlines
Wed 4/310:10
ADL
-
YYZ
2 stops27h 59m
Multiple Airlines
Deal found 1/2$1,996
Mon 16/315:45
YUL
-
ADL
3 stops31h 25m
Qantas Airways
Tue 7/419:45
ADL
-
YUL
2 stops56h 29m
Qantas Airways
Deal found 1/2$2,079
Tue 10/317:50
YOW
-
ADL
2 stops29h 35m
Air Canada
Sat 14/318:55
ADL
-
YOW
2 stops50h 18m
Air Canada
Deal found 2/2$2,108
Mon 16/322:30
YUL
-
ADL
3 stops47h 15m
Multiple Airlines
Mon 30/313:35
ADL
-
YUL
3 stops40h 05m
Multiple Airlines
Deal found 3/2$2,149

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 4 February 2026.

Round-trip from

$1,851

One-way from

$862

Popular in

December

Cheapest in

October

Average price

$2,904
Qantas Airways
  • Qantas Airways
  • 24/2-28/2
  • 4 total stops
  • 81h 04m total
  • Ontario to Adelaide
Search Deals
19/3
  • 19/3
  • 2 total stops
  • 33h 15m total
  • Ontario to Adelaide
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($305 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($71 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 4 February 2026.
Use the filters below to find and compare flights from Ontario to Adelaide that are best for you.

Fly from

Ontario

Fly to

Adelaide

Route

Depart

Return

Price

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 24/2

14:00-08:15

2 stops50h 45m

Adelaide

Sat 28/2

07:50-22:39

2 stops30h 19m

$1,851

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Thu 19/3

18:40-16:10

2 stops31h 00m

Adelaide

Thu 26/3

18:30-16:49

3 stops36h 49m

$1,881

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 24/3

16:44-13:40

3 stops30h 26m

Adelaide

Tue 21/4

13:25-09:59

3 stops34h 04m

$1,929

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

22:30-13:55

3 stops48h 55m

Adelaide

Tue 7/4

20:00-10:21

3 stops51h 51m

$1,934

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 17/3

16:44-13:40

3 stops30h 26m

Adelaide

Thu 23/4

14:25-06:10

2 stops29h 15m

$1,946

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 17/3

17:14-11:50

2 stops28h 06m

Adelaide

Tue 14/4

17:10-12:31

3 stops32h 51m

$1,981

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Sun 15/3

17:14-09:55

2 stops50h 11m

Adelaide

Wed 15/4

06:25-06:10

2 stops37h 15m

$1,992

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Mon 16/3

14:00-19:15

2 stops38h 45m

Adelaide

Fri 17/4

07:00-22:55

2 stops29h 25m

$2,014

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Tue 10/3

17:50-13:55

2 stops29h 35m

Adelaide

Sat 14/3

18:55-06:43

2 stops50h 18m

$2,108

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

11:10-13:55

3 stops36h 15m

Adelaide

Wed 25/3

06:00-01:53

3 stops34h 23m

$2,152

Flights are sorted by cheapest return flights first.

Deals found on 3/2

Showing 1-10 of 29 results
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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 $1,487). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of $2,599). 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 Qantas Airways, Air Canada, and Qatar Airways fly from Region of Ontario to Adelaide in about 28h 45m. The time it takes to get you to your destination can typically vary by up to 22h. Region of Ontario and Adelaide are separated by a distance of 17048 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 $1,487). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of $2,599). 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.

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

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