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Cheap flights from Adelaide to Ontario from C$ 1,145

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — YYZ
15 Jan — 22 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 16 December 2025.

Mon 22/126:05 a.m.ADL - YYZ
2 stops32h 09mQantas Airways
Fri 9/11:30 p.m.YYZ - ADL
2 stops29h 55mQantas Airways
Deal found 15/12C$ 3,261
Mon 22/125:10 p.m.ADL - YYZ
1 stop39h 19mMultiple Airlines
Fri 9/16:45 p.m.YYZ - ADL
1 stop46h 00mMultiple Airlines
Deal found 15/12C$ 3,592
Mon 22/122:55 p.m.ADL - YYZ
1 stop32h 05mUnited Airlines
Fri 9/16:50 p.m.YYZ - ADL
2 stops47h 10mUnited Airlines
Deal found 15/12C$ 3,770
Sat 20/122:55 p.m.ADL - YUL
2 stops41h 33mUnited Airlines
Mon 5/13:00 p.m.YUL - ADL
2 stops27h 00mUnited Airlines
Deal found 16/12C$ 3,782
Sat 20/125:10 p.m.ADL - YUL
2 stops61h 26mQantas Airways
Mon 5/13:50 p.m.YUL - ADL
3 stops51h 35mQantas Airways
Deal found 15/12C$ 4,324
Sat 20/1210:00 p.m.ADL - YUL
1 stop31h 35mQatar Airways
Mon 5/18:50 p.m.YUL - ADL
1 stop28h 45mQatar Airways
Deal found 16/12C$ 4,808
Sat 20/127:55 p.m.ADL - YUL
3 stops41h 27mAir Canada
Mon 5/110:30 p.m.YUL - ADL
3 stops47h 55mAir Canada
Deal found 16/12C$ 4,981

Find flight deals from Adelaide to Ontario

Keep the following information in mind while searching for Adelaide to Ontario flight deals. Data was last updated 16 December 2025.

Round-trip from

C$ 1,841

One-way from

C$ 1,145

Popular in

December

Cheapest in

November

Average price

C$ 3,243
Air Canada
  • Air Canada
  • 16/3-26/3
  • 4 total stops
  • 58h 40m total
  • Adelaide to Ontario
Search Deals
13/5
  • 13/5
  • 2 total stops
  • 63h 05m total
  • Adelaide to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 393 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 93 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 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 16 December 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

Mon 16/3

6:10 a.m.-3:10 p.m.

2 stops23h 30m

Toronto Pearson Intl

Thu 26/3

8:50 p.m.-10:30 p.m.

2 stops35h 10m

C$ 1,841

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Thu 5/2

6:10 a.m.-4:09 p.m.

2 stops25h 29m

Toronto Pearson Intl

Mon 9/2

8:20 p.m.-10:30 p.m.

2 stops34h 40m

C$ 1,906

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Thu 29/1

1:15 p.m.-9:22 p.m.

2 stops23h 37m

Toronto Pearson Intl

Thu 5/2

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

2 stops34h 45m

C$ 1,916

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Sat 31/1

6:10 a.m.-4:49 p.m.

2 stops26h 09m

Toronto Pearson Intl

Sat 7/2

5:55 p.m.-4:20 p.m.

2 stops30h 55m

C$ 1,928

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Mon 16/3

7:00 p.m.-4:49 p.m.

1 stop36h 19m

Toronto Pearson Intl

Thu 26/3

6:15 p.m.-1:00 p.m.

2 stops28h 15m

C$ 1,955

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Fri 30/1

4:10 p.m.-6:58 a.m.

3 stops30h 18m

Toronto Pearson Intl

Fri 6/2

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

2 stops33h 25m

C$ 1,958

AdelaideMontreal

ADL - YUL

ADLYUL

Adelaide

Thu 5/2

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

2 stops30h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

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

2 stops36h 40m

C$ 2,002

AdelaideMontreal

ADL - YUL

ADLYUL

Adelaide

Thu 5/2

8:30 a.m.-4:49 p.m.

2 stops47h 49m

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

5:50 p.m.-9:30 a.m.

1 stop24h 10m

C$ 2,060

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Thu 5/2

6:10 a.m.-4:28 p.m.

2 stops25h 48m

Toronto Pearson Intl

Mon 9/2

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

1 stop24h 05m

C$ 2,063

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Mon 12/1

6:00 a.m.-9:42 p.m.

2 stops31h 12m

Toronto Pearson Intl

Mon 19/1

9:50 a.m.-9:30 a.m.

1 stop32h 10m

C$ 2,129

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/12

Showing 1-10 of 16 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$ 1,525). Flying from Adelaide to Region of Ontario in December is currently the most expensive (average of C$ 2,555). 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.

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 16 December 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
1,095 reviews
Check prices

Food

7.3

Entertainment

7.8

Boarding

7.9

Comfort

7.6

Overall

7.6

Crew

8.1

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
1,095 reviews
Cathay Pacific
7.6
Good
1,095 reviews
Check prices

Food

7.3

Entertainment

7.8

Boarding

7.9

Comfort

7.6

Overall

7.6

Crew

8.1

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 23h 30m. Fly via Air Canada or United 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$ 1,525). Flying from Adelaide to Region of Ontario in December is currently the most expensive (average of C$ 2,555). 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 Pierre Elliott Trudeau Intl flights
Adelaide to Victoria flights
Adelaide to Edmonton 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 16 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapestC$ 2,092AverageC$ 2,733FlexibilityNo 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.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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