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Cheap flights from Adelaide to Ontario from C$ 998

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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — YYZ
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Adelaide to Ontario

Keep the following information in mind while searching for Adelaide to Ontario flight deals. Data was last updated 30 October 2025.

Round-trip from

C$ 1,754

One-way from

C$ 998

Popular in

December

Cheapest in

October

Average price

C$ 2,171
Air Canada
  • Air Canada
  • 19/2-23/2
  • 4 total stops
  • 61h 05m total
  • Adelaide to Ontario
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9/11
  • 9/11
  • 3 total stops
  • 52h 15m total
  • Adelaide to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 525 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 77 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Find flight deals from Adelaide to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Adelaide to Ontario
Explore the most affordable flight options available from Adelaide to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Sun 23/117:55 p.m.ADL - YUL
2 stops36h 35mAir Canada
Thu 27/111:25 p.m.YUL - ADL
2 stops41h 35mAir Canada
Deal found 29/10C$ 1,881
Sun 23/117:55 p.m.ADL - YUL
2 stops39h 00mVirgin Australia
Thu 27/111:25 p.m.YUL - ADL
2 stops41h 35mVirgin Australia
Deal found 30/10C$ 1,995
Mon 17/117:50 a.m.ADL - YYZ
2 stops30h 24mAmerican Airlines
Tue 25/112:00 p.m.YYZ - ADL
2 stops29h 25mAmerican Airlines
Deal found 29/10C$ 2,103
Mon 17/117:00 p.m.ADL - YYZ
2 stops41h 30mCathay Pacific
Mon 24/1112:35 a.m.YYZ - ADL
2 stops39h 00mCathay Pacific
Deal found 29/10C$ 2,114
Mon 17/112:30 p.m.ADL - YYZ
2 stops26h 17mMultiple Airlines
Tue 25/114:44 p.m.YYZ - ADL
3 stops29h 26mMultiple Airlines
Deal found 29/10C$ 2,720
Sun 14/1211:55 a.m.ADL - YUL
2 stops44h 35mMultiple Airlines
Sun 21/127:00 p.m.YUL - ADL
3 stops72h 25mMultiple Airlines
Deal found 29/10C$ 2,722
Sun 14/126:00 a.m.ADL - YUL
3 stops34h 02mAir Canada
Sun 21/125:10 p.m.YUL - ADL
3 stops74h 15mAir Canada
Deal found 29/10C$ 3,002
Mon 15/1211:30 a.m.ADL - YYZ
2 stops33h 59mMultiple Airlines
Thu 15/110:00 a.m.YYZ - ADL
2 stops34h 45mMultiple Airlines
Deal found 29/10C$ 3,061
Mon 17/1110:00 p.m.ADL - YYZ
1 stop32h 10mQatar Airways
Tue 25/118:10 p.m.YYZ - ADL
2 stops44h 30mQatar Airways
Deal found 29/10C$ 3,362
Sun 23/1110:40 p.m.ADL - YUL
1 stop48h 25mEmirates
Thu 27/1110:40 a.m.YUL - ADL
1 stop42h 40mEmirates
Deal found 30/10C$ 3,544

Cheapflights Fare Finder

 
Customize your flight search to find flights from Adelaide to Ontario 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 30 October 2025.
Use the filters below to find and compare flights from Adelaide to Ontario that are best for you.

Fly from

Adelaide

Fly to

Ontario

Route

Depart

Return

Price

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Thu 19/2

6:10 a.m.-7:35 p.m.

2 stops28h 55m

Toronto Pearson Intl

Mon 23/2

4:40 p.m.-4:20 p.m.

2 stops32h 10m

C$ 1,754

AdelaideMontreal

ADL - YUL

ADLYUL

Adelaide

Sun 23/11

7:55 p.m.-5:00 p.m.

2 stops36h 35m

Montreal Pierre Elliott Trudeau Intl

Thu 27/11

5:10 p.m.-10:55 a.m.

3 stops74h 15m

C$ 1,959

AdelaideMontreal

ADL - YUL

ADLYUL

Adelaide

Sun 23/11

7:55 p.m.-7:25 p.m.

2 stops39h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 27/11

1:25 p.m.-10:30 p.m.

2 stops41h 35m

C$ 1,995

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Mon 17/11

7:50 a.m.-10:44 p.m.

2 stops30h 24m

Toronto Pearson Intl

Tue 25/11

2:00 p.m.-10:55 a.m.

2 stops29h 25m

C$ 2,103

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Thu 19/2

9:00 a.m.-10:36 p.m.

2 stops29h 06m

Toronto Pearson Intl

Mon 23/2

1:30 p.m.-10:30 p.m.

2 stops41h 30m

C$ 2,138

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Mon 17/11

7:00 p.m.-9:00 p.m.

2 stops41h 30m

Toronto Pearson Intl

Mon 24/11

12:35 a.m.-7:05 a.m.

2 stops39h 00m

C$ 2,149

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Thu 19/2

6:25 a.m.-10:36 p.m.

2 stops31h 41m

Toronto Pearson Intl

Mon 23/2

10:30 a.m.-11:50 a.m.

3 stops33h 50m

C$ 2,236

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Thu 19/2

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

2 stops30h 30m

Toronto Pearson Intl

Mon 23/2

1:55 p.m.-10:30 a.m.

1 stop29h 05m

C$ 2,687

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Mon 17/11

2:30 p.m.-1:17 a.m.

2 stops26h 17m

Toronto Pearson Intl

Tue 25/11

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

3 stops29h 26m

C$ 2,720

AdelaideMontreal

ADL - YUL

ADLYUL

Adelaide

Sun 14/12

11:55 a.m.-5:00 p.m.

2 stops44h 35m

Montreal Pierre Elliott Trudeau Intl

Sun 21/12

7:00 p.m.-10:55 a.m.

3 stops72h 25m

C$ 2,722

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 19 results
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Best time to book a flight from Adelaide to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Adelaide 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 Adelaide to Ontario

What is the cheapest month to book a flight from Adelaide to Region of Ontario?

Currently, August is the cheapest month in which you can book a flight from Adelaide to Region of Ontario (average of C$ 1,550). Flying from Adelaide to Region of Ontario in December is currently the most expensive (average of C$ 2,593). 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 ADL to ON?

Find hourly flight availability from Adelaide to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2025.

One of the essential ways to save on airfare from Adelaide to Region of Ontario is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 47% on airfare.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 30 October 2025.
Read through reviews of airlines operating flights from Adelaide to Ontario, such as Cathay Pacific. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,044 reviews
Check prices

Comfort

7.6

Entertainment

7.8

Crew

8.1

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Cathay Pacific
7.6
Good
1,044 reviews
Cathay Pacific
7.6
Good
1,044 reviews
Check prices

Comfort

7.6

Entertainment

7.8

Crew

8.1

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Related info for your journey

Find useful and relevant information for your journey from Adelaide to Ontario. 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 from for flights from Adelaide to Ontario?

    Adelaide (ADL) is the airport you will fly out of if you book a flight from Adelaide to Ontario. It is only a 6.6 km journey to Adelaide (ADL) from Adelaide’s city centre.

  • How long is the flight from Adelaide to Region of Ontario?

    There are many flights that can get you from Adelaide to Region of Ontario in 28h 55m. Fly via Air Canada, Virgin Australia, or American Airlines to get the fastest option. Airlines will cover a distance of 16613 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Adelaide to Ontario that include hotel bookings?

    Yes. In addition to deals on Adelaide to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Adelaide to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Adelaide to Ontario.

  • Can I find deals for business class flights from Adelaide to Ontario?

    Yes. Cheapflights offers flight deals from Adelaide to Ontario 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 Adelaide to Region of Ontario?

    Currently, August is the cheapest month in which you can book a flight from Adelaide to Region of Ontario (average of C$ 1,550). Flying from Adelaide to Region of Ontario in December is currently the most expensive (average of C$ 2,593). 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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Alternative routes for Adelaide to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Adelaide to Vancouver Intl flights
Adelaide to Pearson Intl flights
Adelaide to Edmonton flights
Adelaide to Pierre Elliott Trudeau Intl flights
Adelaide to Victoria flights

Top airline flying from Adelaide to Ontario

Discover the top airline that operate flights from Adelaide to Ontario. 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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapestC$ 2,123AverageC$ 2,773FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

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

Deals for Adelaide to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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 Adelaide to Ontario.

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

Yes, we can. To see specific flights from Adelaide to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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