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Cheap flights from Ontario to Adelaide from C$ 904

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 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ADL
12 Dec — 19 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 12 November 2025.

Thu 4/126:20 p.m.YUL - ADL
2 stops36h 40mAir Canada
Thu 15/16:10 a.m.ADL - YUL
2 stops30h 20mAir Canada
Deal found 10/11C$ 2,063
Thu 27/1110:00 a.m.YYZ - ADL
2 stops33h 25mMultiple Airlines
Thu 8/16:00 a.m.ADL - YYZ
3 stops46h 35mMultiple Airlines
Deal found 10/11C$ 2,192
Thu 27/116:55 p.m.YYZ - ADL
2 stops48h 30mAir New Zealand
Thu 8/111:55 a.m.ADL - YYZ
2 stops34h 15mAir New Zealand
Deal found 10/11C$ 2,199
Wed 10/1210:00 a.m.YYZ - ADL
2 stops33h 25mMultiple Airlines
Wed 17/126:25 a.m.ADL - YYZ
2 stops30h 28mMultiple Airlines
Deal found 10/11C$ 2,241
Thu 13/112:00 p.m.YYZ - ADL
2 stops32h 15mQantas Airways
Wed 26/119:00 a.m.ADL - YYZ
2 stops29h 14mQantas Airways
Deal found 11/11C$ 2,542
Wed 12/1112:35 a.m.YYZ - ADL
2 stops39h 00mCathay Pacific
Wed 26/1112:00 p.m.ADL - YYZ
1 stop39h 45mCathay Pacific
Deal found 11/11C$ 2,587
Wed 10/126:10 a.m.YYZ - ADL
2 stops37h 15mUnited Airlines
Wed 17/122:55 p.m.ADL - YYZ
1 stop24h 48mUnited Airlines
Deal found 10/11C$ 2,751
Wed 24/121:30 p.m.YYZ - ADL
2 stops29h 55mMultiple Airlines
Wed 31/1211:55 a.m.ADL - YYZ
2 stops26h 12mMultiple Airlines
Deal found 9/11C$ 2,803
Mon 29/1210:00 a.m.YYZ - ADL
2 stops36h 15mMultiple Airlines
Sat 10/17:50 a.m.ADL - YYZ
2 stops29h 02mMultiple Airlines
Deal found 11/11C$ 2,933
Tue 16/127:30 a.m.YUL - ADL
2 stops35h 55mAir New Zealand
Wed 21/111:55 a.m.ADL - YUL
2 stops34h 19mAir New Zealand
Deal found 11/11C$ 3,315
Mon 15/125:55 p.m.YUL - ADL
2 stops50h 50mMultiple Airlines
Thu 15/11:15 p.m.ADL - YUL
2 stops42h 42mMultiple Airlines
Deal found 11/11C$ 3,327
Mon 15/121:35 p.m.YUL - ADL
2 stops28h 25mUnited Airlines
Mon 19/12:55 p.m.ADL - YUL
2 stops38h 35mUnited Airlines
Deal found 10/11C$ 3,738

Cheap flight deals from Ontario to Adelaide

Keep the following information in mind while searching for Ontario to Adelaide flight deals. Data was last updated 12 November 2025.

Round-trip from

C$ 2,047

One-way from

C$ 904

Popular in

December

Cheapest in

October

Average price

C$ 2,465
8/12-12/1
  • 8/12-12/1
  • 4 total stops
  • 56h 08m total
  • Ontario to Adelaide
Search Deals
18/3
  • 18/3
  • 3 total stops
  • 46h 45m total
  • Ontario to Adelaide
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 409 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 98 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 12 November 2025.
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

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Thu 4/12

6:20 p.m.-10:30 p.m.

2 stops36h 40m

Adelaide

Thu 15/1

6:10 a.m.-9:00 p.m.

2 stops30h 20m

C$ 2,063

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Mon 23/3

8:50 p.m.-4:20 p.m.

2 stops29h 00m

Adelaide

Wed 15/4

9:20 p.m.-5:02 p.m.

2 stops33h 12m

C$ 2,120

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Mon 23/3

2:55 p.m.-10:30 a.m.

1 stop29h 05m

Adelaide

Wed 15/4

8:50 a.m.-1:50 p.m.

2 stops42h 30m

C$ 2,161

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Thu 27/11

10:00 a.m.-10:55 a.m.

2 stops33h 25m

Adelaide

Thu 8/1

6:00 a.m.-1:05 p.m.

3 stops46h 35m

C$ 2,192

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Thu 27/11

6:55 p.m.-10:55 a.m.

2 stops48h 30m

Adelaide

Thu 8/1

11:55 a.m.-6:40 a.m.

2 stops34h 15m

C$ 2,199

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Thu 29/1

10:00 a.m.-12:15 p.m.

2 stops34h 45m

Adelaide

Tue 3/3

11:30 a.m.-7:35 p.m.

3 stops47h 35m

C$ 2,227

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Wed 10/12

10:00 a.m.-10:55 a.m.

2 stops33h 25m

Adelaide

Wed 17/12

6:25 a.m.-9:23 p.m.

2 stops30h 28m

C$ 2,241

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Thu 29/1

12:05 p.m.-9:30 a.m.

2 stops29h 55m

Adelaide

Sun 22/2

8:30 a.m.-10:28 p.m.

2 stops29h 28m

C$ 2,339

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Sat 7/2

4:10 p.m.-9:30 a.m.

2 stops25h 50m

Adelaide

Sun 1/3

8:30 a.m.-10:28 p.m.

2 stops29h 28m

C$ 2,339

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Thu 29/1

4:10 p.m.-9:30 a.m.

2 stops25h 50m

Adelaide

Tue 3/3

7:15 a.m.-10:28 p.m.

2 stops30h 43m

C$ 2,339

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/11

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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 round-trip 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 C$ 1,461). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of C$ 2,553). 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.

What is the cheapest time of day to fly from ON to ADL?

Find hourly flight availability from Ontario to Adelaide. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 November 2025.

It’s optimal to fly from Region of Ontario to Adelaide in the morning. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip 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 Air Canada, Cathay Pacific, and Air New Zealand fly from Region of Ontario to Adelaide in about 29h 05m. The time it takes to get you to your destination can typically vary by up to 19h 25m. The distance from Region of Ontario to Adelaide is about 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 Montreal Pierre Elliott Trudeau Intl - Adelaide. You may also consider Toronto Pearson Intl - Adelaide or Toronto Island - 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 vacation 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 C$ 1,461). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of C$ 2,553). 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

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Other flights to Adelaide

Explore flights to Adelaide departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 November 2025.
Adelaide to Melbourne Airport flights
Adelaide to Sydney flights
Adelaide to Sydney flights

Top 5 airlines flying from Ontario to Adelaide

Discover the top 5 airlines that operate flights from Ontario to Adelaide. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,462AverageC$ 2,586FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Qantas AirwaysCheapestC$ 1,496AverageC$ 2,456FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapestC$ 1,914AverageC$ 2,257FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapestC$ 2,095AverageC$ 2,799FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qatar AirwaysCheapestC$ 2,621AverageC$ 3,136FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Adelaide?

Cheapflights makes it easy to find Ontario to Adelaide flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Adelaide?

Cheapflights helps you find that perfect flight to Adelaide from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Adelaide from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Ontario to Adelaide on Cheapflights with our Price Alert feature and get notified when better prices are available.

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