Find flights
When to book
FAQs

Cheap flights from Ontario to Adelaide from C$ 932

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 27/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ADL
15 Jan — 22 Jan1
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 16 December 2025.

Wed 24/126:45 p.m.YOW - ADL
2 stops50h 00mMultiple Airlines
Sat 24/11:15 p.m.ADL - YOW
2 stops41h 00mMultiple Airlines
Deal found 15/12C$ 2,696
Mon 22/1210:35 p.m.YYZ - ADL
2 stops52h 05mAir Canada
Thu 1/16:00 a.m.ADL - YYZ
2 stops34h 47mAir Canada
Deal found 15/12C$ 2,945
Mon 22/1210:35 p.m.YYZ - ADL
2 stops52h 05mAir Canada
Tue 6/16:00 a.m.ADL - YYZ
2 stops39h 29mAir Canada
Deal found 15/12C$ 3,629
Mon 22/1210:35 p.m.YYZ - ADL
2 stops52h 05mAir Canada
Wed 31/126:55 p.m.ADL - YYZ
2 stops43h 57mAir Canada
Deal found 15/12C$ 3,718
Sat 20/129:00 p.m.YYZ - ADL
2 stops69h 00mUnited Airlines
Mon 5/12:55 p.m.ADL - YYZ
2 stops43h 32mUnited Airlines
Deal found 15/12C$ 3,736
Tue 16/126:55 p.m.YYZ - ADL
2 stops27h 45mUnited Airlines
Mon 5/12:55 p.m.ADL - YYZ
2 stops35h 55mUnited Airlines
Deal found 15/12C$ 3,764
Wed 17/125:50 p.m.YUL - ADL
2 stops27h 40mUnited Airlines
Wed 24/122:55 p.m.ADL - YUL
1 stop41h 24mUnited Airlines
Deal found 16/12C$ 3,768
Tue 16/126:50 p.m.YYZ - ADL
2 stops27h 50mUnited Airlines
Wed 31/122:55 p.m.ADL - YYZ
2 stops35h 52mUnited Airlines
Deal found 15/12C$ 3,770
Fri 19/127:40 p.m.YYZ - ADL
2 stops46h 20mUnited Airlines
Wed 31/122:55 p.m.ADL - YYZ
2 stops24h 21mUnited Airlines
Deal found 15/12C$ 3,786
Thu 18/1210:45 a.m.YYZ - ADL
1 stop31h 15mUnited Airlines
Wed 31/122:55 p.m.ADL - YYZ
2 stops23h 16mUnited Airlines
Deal found 15/12C$ 3,793
Thu 18/122:57 p.m.YYZ - ADL
2 stops27h 03mUnited Airlines
Mon 5/12:55 p.m.ADL - YYZ
2 stops33h 10mUnited Airlines
Deal found 15/12C$ 3,798
Sat 20/126:30 a.m.YYZ - ADL
1 stop35h 30mUnited Airlines
Wed 31/122:55 p.m.ADL - YYZ
1 stop24h 48mUnited Airlines
Deal found 15/12C$ 3,817

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 16 December 2025.

Round-trip from

C$ 1,448

One-way from

C$ 932

Popular in

December

Cheapest in

September

Average price

C$ 3,033
Air Canada
  • Air Canada
  • 31/1-16/3
  • 4 total stops
  • 81h 27m total
  • Ontario to Adelaide
Search Deals
27/1
  • 27/1
  • 2 total stops
  • 35h 10m total
  • Ontario to Adelaide
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 289 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 69 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 16 December 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

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Mon 19/1

2:15 p.m.-9:30 a.m.

2 stops27h 45m

Adelaide

Mon 26/1

2:55 p.m.-5:12 p.m.

2 stops41h 47m

C$ 1,470

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Mon 2/2

5:55 p.m.-9:30 a.m.

1 stop24h 05m

Adelaide

Mon 2/3

2:55 p.m.-7:30 a.m.

1 stop32h 05m

C$ 1,472

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Mon 2/2

5:55 p.m.-9:30 a.m.

1 stop24h 05m

Adelaide

Wed 4/3

2:55 p.m.-11:46 p.m.

2 stops24h 21m

C$ 1,472

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 10/3

2:10 p.m.-4:20 p.m.

2 stops35h 40m

Adelaide

Tue 14/4

6:55 p.m.-1:08 a.m.

2 stops43h 43m

C$ 1,549

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 17/3

6:15 p.m.-1:55 p.m.

2 stops29h 10m

Adelaide

Thu 23/4

9:20 p.m.-1:08 a.m.

2 stops41h 18m

C$ 1,610

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Mon 2/2

2:00 p.m.-9:55 a.m.

2 stops28h 25m

Adelaide

Tue 3/3

7:00 p.m.-5:41 p.m.

2 stops62h 11m

C$ 1,622

TorontoAdelaide

YYZ - ADL

YYZADL

Toronto Pearson Intl

Tue 17/3

4:44 p.m.-1:40 p.m.

3 stops30h 26m

Adelaide

Thu 23/4

2:25 p.m.-6:10 a.m.

2 stops29h 15m

C$ 1,643

OttawaAdelaide

YOW - ADL

YOWADL

Ottawa

Sat 23/5

6:00 p.m.-1:55 p.m.

3 stops54h 25m

Adelaide

Wed 27/5

6:55 p.m.-4:40 p.m.

2 stops35h 15m

C$ 2,583

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Sun 8/3

7:30 a.m.-7:10 p.m.

2 stops45h 10m

Adelaide

Thu 12/3

6:10 a.m.-5:00 p.m.

2 stops25h 20m

C$ 2,619

TorontoAdelaide

YTZ - ADL

YTZADL

Toronto Island

Mon 16/3

4:30 p.m.-5:05 p.m.

2 stops34h 05m

Adelaide

Wed 22/4

9:40 p.m.-8:00 p.m.

2 stops35h 50m

C$ 2,649

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/12

Showing 1-10 of 35 results
1
2
3
4

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$ 1,434). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of C$ 2,506). 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 16 December 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.

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 United Airlines and Air Canada fly from Region of Ontario to Adelaide in about 27h 45m. The time it takes to get you to your destination can typically vary by up to 26h 40m. The distance from Region of Ontario to Adelaide is about 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 Montreal Pierre Elliott Trudeau 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$ 1,434). Flying from Region of Ontario to Adelaide in July is currently the most expensive (average of C$ 2,506). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 16 December 2025.
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 16 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,434AverageC$ 2,233FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Qantas AirwaysCheapestC$ 1,468AverageC$ 2,411FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
United AirlinesCheapestC$ 1,823AverageC$ 2,536FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air New ZealandCheapestC$ 1,878AverageC$ 2,215FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qatar AirwaysCheapestC$ 2,572AverageC$ 3,078FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.