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Cheap flights from Adelaide to Ontario from $1,271

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — YYZ
5 May — 12 May1
1 adult

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 April 2025.

Round-trip from

$2,305

One-way from

$1,271

Popular in

December

Cheapest in

October

Average price

$2,826
Cathay Pacific
  • Cathay Pacific
  • 3/6-16/6
  • 4 total stops
  • 97h 40m total
  • Adelaide to Ontario
Search Deals
10/5
  • 10/5
  • 3 total stops
  • 39h 00m total
  • Adelaide to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($509 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($87 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Adelaide to Ontario

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 April 2025.

Tue 3/611:00ADL - YYZ
2 stops56h 15mCathay Pacific
Mon 16/610:35YYZ - ADL
2 stops41h 25mCathay Pacific
Deal found 28/4$2,305
Tue 13/508:00ADL - YYZ
2 stops45h 55mAmerican Airlines
Sun 1/606:45YYZ - ADL
2 stops37h 10mAmerican Airlines
Deal found 30/4$2,760
Tue 10/620:00ADL - YYZ
2 stops38h 54mAir Canada
Tue 17/616:10YYZ - ADL
2 stops30h 10mAir Canada
Deal found 30/4$2,773
Tue 15/717:40ADL - YYZ
3 stops36h 18mMultiple Airlines
Mon 21/719:30YYZ - ADL
2 stops33h 10mMultiple Airlines
Deal found 30/4$3,066
Tue 13/510:05ADL - YYZ
2 stops26h 12mQantas Airways
Fri 30/513:29YYZ - ADL
2 stops32h 36mQantas Airways
Deal found 30/4$3,219
Tue 3/621:50ADL - YYZ
2 stops36h 34mEmirates
Mon 16/614:55YYZ - ADL
1 stop39h 40mEmirates
Deal found 28/4$3,265
Tue 15/717:40ADL - YYZ
3 stops37h 35mVirgin Australia
Mon 21/718:40YYZ - ADL
3 stops29h 45mVirgin Australia
Deal found 30/4$3,486
Fri 20/608:00ADL - YYZ
2 stops51h 00mChina Southern
Tue 8/701:30YYZ - ADL
2 stops66h 25mChina Southern
Deal found 29/4$3,543
Mon 19/506:05ADL - YYZ
3 stops30h 01mUnited Airlines
Mon 2/612:15YYZ - ADL
2 stops33h 20mUnited Airlines
Deal found 30/4$3,733
Sat 17/521:40ADL - YYZ
1 stop30h 50mQatar Airways
Sun 1/621:00YYZ - ADL
1 stop29h 20mQatar Airways
Deal found 30/4$4,058

Cheapflights Fare Finder

Customise 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 647,157 searches. Data last updated 30 April 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

Tue 3/6

11:00-05:45

2 stops56h 15m

Toronto Pearson Intl

Mon 16/6

10:35-17:30

2 stops41h 25m

$2,305

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Tue 13/5

08:00-16:25

2 stops45h 55m

Toronto Pearson Intl

Sun 1/6

06:45-09:25

2 stops37h 10m

$2,760

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Tue 13/5

06:10-01:09

2 stops32h 29m

Toronto Pearson Intl

Mon 2/6

09:05-11:50

2 stops37h 15m

$2,963

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Tue 15/7

17:40-16:28

3 stops36h 18m

Toronto Pearson Intl

Mon 21/7

19:30-18:10

2 stops33h 10m

$3,066

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Tue 13/5

10:05-22:47

2 stops26h 12m

Toronto Pearson Intl

Fri 30/5

13:29-11:35

2 stops32h 36m

$3,219

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Tue 3/6

21:50-20:54

2 stops36h 34m

Toronto Pearson Intl

Mon 16/6

14:55-20:05

1 stop39h 40m

$3,265

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Tue 15/7

17:40-17:45

3 stops37h 35m

Toronto Pearson Intl

Mon 21/7

18:40-13:55

3 stops29h 45m

$3,486

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Fri 20/6

08:00-21:30

2 stops51h 00m

Toronto Pearson Intl

Tue 8/7

01:30-09:25

2 stops66h 25m

$3,543

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Mon 19/5

06:05-22:36

3 stops30h 01m

Toronto Pearson Intl

Sun 1/6

19:00-11:05

2 stops26h 35m

$3,733

AdelaideToronto

ADL - YYZ

ADLYYZ

Adelaide

Sat 17/5

21:40-15:00

1 stop30h 50m

Toronto Pearson Intl

Sun 1/6

21:00-15:50

1 stop29h 20m

$4,058

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 13 results
1
2

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 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 Adelaide to Ontario

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

Currently, May is the cheapest month in which you can book a flight from Adelaide to Region of Ontario (average of $1,218). Flying from Adelaide to Region of Ontario in December is currently the most expensive (average of $2,013). 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 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Adelaide to Region of Ontario as you normally would.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 inches per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 April 2025.
Read through reviews of airlines operating flights from Adelaide to Ontario, such as Emirates, Cathay Pacific and Qantas Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.0
Very Good
3,215 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Overall

8.0

Food

7.8

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Emirates
8.0
Very Good
3,215 reviews
Emirates
8.0
Very Good
3,215 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Overall

8.0

Food

7.8

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Cathay Pacific
7.5
Good
852 reviews
Emirates
8.0
Very Good
3,215 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Overall

8.0

Food

7.8

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Qantas Airways
7.5
Good
829 reviews
Emirates
8.0
Very Good
3,215 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Overall

8.0

Food

7.8

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
China Southern
7.5
Good
96 reviews
Emirates
8.0
Very Good
3,215 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Overall

8.0

Food

7.8

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Qatar Airways
7.4
Good
3,563 reviews
Emirates
8.0
Very Good
3,215 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

8.2

Crew

8.3

Overall

8.0

Food

7.8

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

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), located 6.6 km from the city centre, is the airport you fly out of when you book flights from Adelaide to Ontario.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Adelaide to Region of Ontario (average of $1,218). Flying from Adelaide to Region of Ontario in December is currently the most expensive (average of $2,013). 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

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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 Calgary flights
Adelaide to Edmonton flights
Adelaide to Victoria flights

Top 4 airlines flying from Adelaide to Ontario

Discover the top 4 airlines 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 647,157 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$1,796Average$2,629FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Qantas AirwaysCheapest$1,881Average$3,290FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapest$2,245Average$3,167FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
United AirlinesCheapest$3,255Average$3,824FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Adelaide to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Adelaide to Ontario for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Adelaide to Ontario flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Adelaide today and book when prices fit your budget.

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