Find flights
When to book
Airlines
FAQs

Cheap flights from Cairns to Ontario from $906

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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — YYZ
17 Feb — 24 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cairns to Ontario

Keep the following information in mind while searching for Cairns to Ontario flight deals. Data was last updated 18 January 2026.

Round-trip from

$2,098

One-way from

$906
29/4-18/5
  • 29/4-18/5
  • 4 total stops
  • 77h 55m total
  • Cairns to Ontario
Search Deals
4/4
  • 4/4
  • 3 total stops
  • 31h 40m total
  • Cairns to Ontario
Search Deals

Find flight deals from Cairns to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Cairns to Ontario
Explore the most affordable flight options available from Cairns to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 January 2026.

Wed 29/416:55
CNS
-
YYZ
2 stops43h 15m
Multiple Airlines
Mon 18/515:30
YYZ
-
CNS
2 stops34h 40m
Multiple Airlines
Deal found 16/1$2,098
Fri 1/516:35
CNS
-
YYZ
2 stops43h 35m
Multiple Airlines
Mon 18/501:50
YYZ
-
CNS
2 stops43h 35m
Multiple Airlines
Deal found 16/1$2,170
Thu 19/211:25
CNS
-
YYZ
1 stop24h 35m
Cathay Pacific
Mon 23/213:55
YYZ
-
CNS
2 stops35h 55m
Cathay Pacific
Deal found 17/1$2,318
Thu 5/206:00
CNS
-
YUL
2 stops30h 00m
Air Canada
Mon 9/218:20
YUL
-
CNS
2 stops28h 40m
Air Canada
Deal found 17/1$2,517
Thu 19/206:00
CNS
-
YYZ
2 stops34h 17m
Air Canada
Mon 23/218:45
YYZ
-
CNS
2 stops28h 15m
Air Canada
Deal found 17/1$2,690
Thu 5/215:45
CNS
-
YUL
2 stops37h 20m
Qatar Airways
Mon 9/220:50
YUL
-
CNS
2 stops35h 15m
Qatar Airways
Deal found 15/1$2,760
Thu 30/415:35
CNS
-
YYZ
2 stops38h 57m
Multiple Airlines
Mon 18/513:35
YYZ
-
CNS
1 stop24h 55m
Multiple Airlines
Deal found 16/1$3,037

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cairns 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 18 January 2026.
Use the filters below to find and compare flights from Cairns to Ontario that are best for you.

Fly from

Cairns

Fly to

Ontario

Route

Depart

Return

Price

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Fri 1/5

16:35-22:10

2 stops43h 35m

Toronto Pearson Intl

Mon 18/5

01:50-11:25

2 stops43h 35m

$2,170

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Thu 19/2

11:25-21:00

1 stop24h 35m

Toronto Pearson Intl

Mon 23/2

13:55-16:50

2 stops35h 55m

$2,318

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Thu 5/2

06:00-21:00

2 stops30h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

18:20-14:00

2 stops28h 40m

$2,517

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Thu 19/2

06:00-01:17

2 stops34h 17m

Toronto Pearson Intl

Mon 23/2

18:45-14:00

2 stops28h 15m

$2,690

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Thu 5/2

15:45-14:05

2 stops37h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

20:50-23:05

2 stops35h 15m

$2,760

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Wed 29/4

14:55-15:56

3 stops39h 01m

Toronto Pearson Intl

Mon 18/5

20:00-11:10

2 stops25h 10m

$2,902

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Thu 30/4

15:35-16:32

2 stops38h 57m

Toronto Pearson Intl

Mon 18/5

13:35-04:30

1 stop24h 55m

$3,037

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Sat 4/4

12:40-06:20

3 stops31h 40m

$906

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Mon 6/4

12:40-06:44

2 stops32h 04m

$942

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Mon 23/2

06:40-22:39

2 stops30h 59m

$1,362

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 14 results
1
2

Best time to book a flight from Cairns to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Cairns 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 Cairns to Ontario
No data available for this route at this time. Please check back soon.

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 18 January 2026.
Check out reviews from past customers who have flown with Cathay Pacific from Cairns to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,133 reviews
Check prices

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Cathay Pacific
7.6
Good
1,133 reviews
Cathay Pacific
7.6
Good
1,133 reviews
Check prices

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.

Related info for your journey

Find useful and relevant information for your journey from Cairns 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 Cairns to Ontario?

    Most people fly from Cairns (CNS) if they book a flight from Cairns to Ontario. Cairns is conveniently located just 4.4 km from Cairns’s city centre.

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

    Departing from Cairns to Region of Ontario will take you 24h 35m. The distance from Cairns to Region of Ontario is about 14820 km. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cairns 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.

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.

Top airline flying from Cairns to Ontario

Discover the top airline that operate flights from Cairns 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 18 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$2,051Average$2,432FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

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

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cairns 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 Cairns 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 Cairns to Ontario.

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

Need flexible booking options for your flight to Ontario from Cairns? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Cairns 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!

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.