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Cheap flights from Ontario to Cairns from $1,076

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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CNS
7 Aug — 14 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Cairns

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Cairns
Explore the most affordable flight options available from Ontario to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2026.

Sat 12/1210:30
YYZ
-
CNS
2 stops34h 05m
Multiple Airlines
Sat 1/512:40
CNS
-
YYZ
2 stops31h 30m
Multiple Airlines
Deal found 5/7$2,427
Thu 20/817:55
YYZ
-
CNS
2 stops27h 45m
Multiple Airlines
Thu 27/812:40
CNS
-
YYZ
2 stops26h 25m
Multiple Airlines
Deal found 6/7$2,574
Mon 19/1007:30
YUL
-
CNS
2 stops37h 40m
Air Canada
Mon 9/1106:00
CNS
-
YUL
2 stops40h 10m
Air Canada
Deal found 6/7$2,586
Mon 19/1018:00
YUL
-
CNS
2 stops27h 10m
Multiple Airlines
Sat 7/1115:45
CNS
-
YUL
2 stops40h 19m
Multiple Airlines
Deal found 6/7$2,590
Sat 17/1018:30
YUL
-
CNS
3 stops54h 25m
Air Canada
Wed 4/1106:00
CNS
-
YUL
2 stops28h 35m
Air Canada
Deal found 6/7$2,596
Sat 17/1020:30
YUL
-
CNS
3 stops52h 25m
Air Canada
Mon 9/1117:35
CNS
-
YUL
3 stops56h 50m
Air Canada
Deal found 6/7$2,613
Sun 18/1016:30
YUL
-
CNS
2 stops32h 25m
Air Canada
Wed 4/1106:00
CNS
-
YUL
2 stops26h 04m
Air Canada
Deal found 6/7$2,629
Tue 20/1008:30
YUL
-
CNS
2 stops36h 40m
Air Canada
Wed 4/1106:00
CNS
-
YUL
2 stops29h 43m
Air Canada
Deal found 6/7$2,632
Wed 21/1008:30
YUL
-
CNS
2 stops36h 40m
Air Canada
Sat 7/1106:00
CNS
-
YUL
2 stops29h 43m
Air Canada
Deal found 6/7$2,642
Mon 19/1013:15
YUL
-
CNS
2 stops31h 55m
Air Canada
Sun 8/1117:35
CNS
-
YUL
3 stops44h 50m
Air Canada
Deal found 6/7$2,649
Sat 17/1020:30
YUL
-
CNS
3 stops52h 25m
Air Canada
Sat 7/1106:00
CNS
-
YUL
2 stops29h 43m
Air Canada
Deal found 6/7$2,652
Wed 19/814:55
YYZ
-
CNS
2 stops39h 55m
Multiple Airlines
Wed 26/807:00
CNS
-
YYZ
2 stops29h 54m
Multiple Airlines
Deal found 5/7$2,903

Find flight deals from Ontario to Cairns

Keep the following information in mind while searching for Ontario to Cairns flight deals. Data was last updated 8 July 2026.

Round-trip from

$2,427

One-way from

$1,076
12/12-1/5
  • 12/12-1/5
  • 4 total stops
  • 65h 35m total
  • Ontario to Cairns
Search Deals
22/8
  • 22/8
  • 3 total stops
  • 55h 30m total
  • Ontario to Cairns
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ontario to Cairns 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 8 July 2026.
Use the filters below to find and compare flights from Ontario to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sat 12/12

10:30-11:35

2 stops34h 05m

Cairns

Sat 1/5

12:40-06:10

2 stops31h 30m

$2,427
Fastest return journey

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Thu 20/8

17:55-11:40

2 stops27h 45m

Cairns

Thu 27/8

12:40-01:05

2 stops26h 25m

$2,574

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Wed 11/11

07:30-14:00

2 stops39h 30m

Cairns

Sun 15/11

06:00-19:35

2 stops28h 35m

$2,687

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Fri 16/10

21:35-08:30

2 stops44h 55m

Cairns

Fri 6/11

23:55-14:05

2 stops53h 10m

$2,930

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Wed 19/8

15:14-10:35

3 stops29h 21m

Cairns

Wed 26/8

06:50-22:54

2 stops30h 04m

$3,094

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Mon 27/7

21:35-22:45

2 stops35h 10m

Cairns

Sun 11/10

17:25-14:45

2 stops35h 20m

$3,434

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Mon 19/10

18:50-05:30

3 stops44h 40m

Cairns

Sat 7/11

19:15-17:15

3 stops61h 00m

$4,041

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sat 17/10

10:15-16:40

2 stops40h 25m

Cairns

Mon 9/11

11:35-07:35

2 stops59h 00m

$4,101

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sat 17/10

10:15-16:40

2 stops40h 25m

Cairns

Sun 8/11

14:55-07:35

2 stops55h 40m

$4,107

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sat 17/10

10:15-16:40

2 stops40h 25m

Cairns

Wed 4/11

13:55-07:35

2 stops56h 40m

$4,107

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 25 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Cairns

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

Related info for your journey

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

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

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

    Airlines like Air Canada and Qatar Airways fly from Region of Ontario to Cairns in about 39h 30m. The time it takes to get you to your destination can typically vary by up to 5h 25m. Region of Ontario and Cairns are separated by a distance of 15163 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Cairns 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

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Mission Beach
Trinity Beach

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Cairns for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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