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Cheap flights from Ontario to Adelaide from $879

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ADL
13 Mar — 20 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 11 February 2026.

Thu 1/1018:35
YYZ
-
ADL
2 stops27h 30m
Multiple Airlines
Thu 29/1013:15
ADL
-
YYZ
2 stops25h 55m
Multiple Airlines
Deal found 9/2$2,052
Wed 27/516:55
YYZ
-
ADL
2 stops28h 30m
Air New Zealand
Sun 7/612:05
ADL
-
YYZ
2 stops27h 03m
Air New Zealand
Deal found 10/2$2,149
Tue 17/312:45
YYZ
-
ADL
2 stops31h 40m
Air New Zealand
Thu 23/412:05
ADL
-
YYZ
2 stops32h 09m
Air New Zealand
Deal found 9/2$2,161
Tue 24/312:40
YYZ
-
ADL
2 stops31h 45m
Air New Zealand
Wed 22/412:05
ADL
-
YYZ
2 stops25h 40m
Air New Zealand
Deal found 9/2$2,164
Wed 27/512:55
YYZ
-
ADL
2 stops32h 30m
Air New Zealand
Wed 10/612:05
ADL
-
YYZ
2 stops23h 56m
Air New Zealand
Deal found 10/2$2,190
Mon 23/316:40
YYZ
-
ADL
2 stops29h 30m
Multiple Airlines
Mon 20/421:20
ADL
-
YYZ
2 stops32h 06m
Multiple Airlines
Deal found 9/2$2,196
Wed 18/318:15
YYZ
-
ADL
2 stops29h 10m
Multiple Airlines
Mon 13/419:00
ADL
-
YYZ
2 stops34h 26m
Multiple Airlines
Deal found 9/2$2,203
Mon 28/919:00
YYZ
-
ADL
2 stops27h 20m
Air Canada
Wed 28/1006:10
ADL
-
YYZ
2 stops45h 57m
Air Canada
Deal found 9/2$2,207
Wed 30/918:30
YYZ
-
ADL
2 stops27h 10m
Air Canada
Wed 28/1006:10
ADL
-
YYZ
2 stops23h 57m
Air Canada
Deal found 9/2$2,209
Sat 21/320:50
YYZ
-
ADL
2 stops55h 50m
Air Canada
Sat 18/416:30
ADL
-
YYZ
2 stops38h 55m
Air Canada
Deal found 9/2$2,210
Sat 3/1022:25
YYZ
-
ADL
2 stops47h 15m
Air Canada
Sat 31/1018:55
ADL
-
YYZ
2 stops37h 04m
Air Canada
Deal found 9/2$2,216
Sun 5/418:00
YOW
-
ADL
2 stops37h 45m
Multiple Airlines
Mon 13/420:00
ADL
-
YOW
2 stops48h 15m
Multiple Airlines
Deal found 8/2$2,254

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 11 February 2026.

Round-trip from

$2,149

One-way from

$879

Popular in

December

Cheapest in

October

Average price

$2,876
Air New Zealand
  • Air New Zealand
  • 27/5-7/6
  • 4 total stops
  • 55h 33m total
  • Ontario to Adelaide
Search Deals
17/3
  • 17/3
  • 3 total stops
  • 37h 45m total
  • Ontario to Adelaide
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($291 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 11 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 17/3

10:45-10:55

2 stops33h 40m

Adelaide

Thu 23/4

12:05-23:33

2 stops24h 58m

$2,217

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Sun 5/4

18:00-21:15

2 stops37h 45m

Adelaide

Mon 13/4

20:00-06:45

2 stops48h 15m

$2,254

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Fri 1/5

09:30-10:55

2 stops35h 55m

Adelaide

Sat 9/5

19:45-00:55

3 stops42h 40m

$2,271

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 17/3

17:14-10:55

2 stops27h 11m

Adelaide

Thu 23/4

14:25-06:10

2 stops29h 15m

$2,277

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 17/3

18:40-12:40

2 stops27h 30m

Adelaide

Tue 14/4

19:35-17:02

2 stops34h 57m

$2,291

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Tue 10/3

17:50-18:10

2 stops33h 50m

Adelaide

Sat 14/3

18:55-16:01

2 stops35h 36m

$2,294

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 24/3

18:40-13:55

2 stops28h 45m

Adelaide

Tue 21/4

19:00-17:55

2 stops36h 25m

$2,301

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Fri 10/4

18:00-11:15

2 stops27h 45m

Adelaide

Sat 18/4

16:30-15:53

2 stops36h 53m

$2,305

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 26/5

18:35-11:50

2 stops27h 45m

Adelaide

Sun 7/6

18:55-15:56

2 stops34h 31m

$2,306

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Mon 16/3

20:50-18:10

2 stops54h 50m

Adelaide

Fri 17/4

20:00-17:55

2 stops35h 25m

$2,308

Flights are sorted by cheapest return flights first.

Deals found on 8/2

Showing 1-10 of 28 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 $1,473). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of $2,573). 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, Air Canada, and Qatar Airways fly from Region of Ontario to Adelaide in about 33h 40m. The time it takes to get you to your destination can typically vary by up to 1h 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 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 $1,473). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of $2,573). 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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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.

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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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