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Cheap flights from Ontario to Cairns from C$ 808

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CNS
17 May — 24 May1
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 17 April 2026.

Sat 7/116:00 p.m.
YYZ
-
CNS
2 stops29h 00m
Air Canada
Wed 11/116:00 a.m.
CNS
-
YYZ
2 stops31h 52m
Air Canada
Deal found 12/4C$ 2,159
Fri 8/59:00 p.m.
YYZ
-
CNS
2 stops42h 30m
Multiple Airlines
Fri 12/67:00 p.m.
CNS
-
YYZ
2 stops36h 00m
Multiple Airlines
Deal found 13/4C$ 2,175
Sat 23/512:30 p.m.
YUL
-
CNS
3 stops32h 05m
Multiple Airlines
Sun 14/63:45 p.m.
CNS
-
YUL
3 stops33h 57m
Multiple Airlines
Deal found 12/4C$ 2,256
Wed 27/512:30 p.m.
YUL
-
CNS
3 stops32h 05m
Multiple Airlines
Wed 3/63:45 p.m.
CNS
-
YUL
3 stops34h 43m
Multiple Airlines
Deal found 12/4C$ 2,281
Fri 6/118:50 p.m.
YUL
-
CNS
2 stops60h 05m
Qatar Airways
Tue 10/117:50 p.m.
CNS
-
YUL
2 stops57h 15m
Qatar Airways
Deal found 13/4C$ 2,325
Fri 29/59:35 p.m.
YUL
-
CNS
2 stops46h 15m
Qatar Airways
Tue 2/61:40 p.m.
CNS
-
YUL
2 stops40h 30m
Qatar Airways
Deal found 12/4C$ 2,377
Mon 25/59:00 p.m.
YYZ
-
CNS
2 stops42h 30m
Multiple Airlines
Tue 30/64:10 p.m.
CNS
-
YYZ
2 stops36h 50m
Multiple Airlines
Deal found 14/4C$ 2,388
Fri 29/56:15 a.m.
YYZ
-
CNS
3 stops47h 15m
Multiple Airlines
Fri 5/610:15 a.m.
CNS
-
YYZ
3 stops34h 40m
Multiple Airlines
Deal found 14/4C$ 2,415
Wed 11/118:10 p.m.
YYZ
-
CNS
2 stops47h 55m
Multiple Airlines
Wed 18/117:15 p.m.
CNS
-
YYZ
2 stops34h 25m
Multiple Airlines
Deal found 14/4C$ 2,444
Sun 31/59:00 p.m.
YYZ
-
CNS
3 stops46h 45m
Multiple Airlines
Sun 7/61:40 p.m.
CNS
-
YYZ
2 stops41h 20m
Multiple Airlines
Deal found 15/4C$ 2,526
Fri 6/1110:10 a.m.
YUL
-
CNS
3 stops37h 45m
Air Canada
Tue 10/116:00 a.m.
CNS
-
YUL
2 stops26h 03m
Air Canada
Deal found 13/4C$ 2,539
Wed 13/59:35 p.m.
YUL
-
CNS
2 stops46h 15m
Multiple Airlines
Wed 10/611:00 a.m.
CNS
-
YUL
3 stops67h 10m
Multiple Airlines
Deal found 15/4C$ 2,659

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 17 April 2026.

Round-trip from

C$ 2,175

One-way from

C$ 808
8/5-12/6
  • 8/5-12/6
  • 4 total stops
  • 78h 30m total
  • Ontario to Cairns
Search Deals
27/5
  • 27/5
  • 3 total stops
  • 47h 10m total
  • Ontario to Cairns
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 17 April 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 round-trip

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Fri 8/5

9:00 p.m.-5:30 a.m.

2 stops42h 30m

Cairns

Fri 12/6

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

2 stops36h 00m

C$ 2,175

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

12:30 p.m.-3:00 p.m.

3 stops36h 30m

Cairns

Sun 14/6

1:55 p.m.-11:42 a.m.

3 stops35h 47m

C$ 2,256

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Wed 27/5

12:30 p.m.-10:35 a.m.

3 stops32h 05m

Cairns

Wed 3/6

3:45 p.m.-12:28 p.m.

3 stops34h 43m

C$ 2,281

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

9:35 p.m.-9:50 a.m.

2 stops46h 15m

Cairns

Tue 2/6

1:40 p.m.-4:10 p.m.

2 stops40h 30m

C$ 2,377

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Fri 29/5

6:15 a.m.-7:30 p.m.

3 stops47h 15m

Cairns

Fri 5/6

10:15 a.m.-6:55 a.m.

3 stops34h 40m

C$ 2,415

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sun 31/5

9:00 p.m.-9:45 a.m.

3 stops46h 45m

Cairns

Sun 7/6

1:40 p.m.-5:00 p.m.

2 stops41h 20m

C$ 2,526

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Thu 10/9

9:00 p.m.-3:55 p.m.

2 stops52h 55m

Cairns

Mon 14/9

10:30 a.m.-3:00 p.m.

2 stops42h 30m

C$ 2,600

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

9:35 p.m.-9:50 a.m.

2 stops46h 15m

Cairns

Wed 10/6

7:00 p.m.-4:10 p.m.

2 stops59h 10m

C$ 2,659

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sat 30/5

9:00 p.m.-5:30 a.m.

2 stops42h 30m

Cairns

Sat 6/6

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

3 stops44h 00m

C$ 2,749
Quickest round-trip

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sat 30/5

3:10 p.m.-10:35 a.m.

3 stops29h 25m

Cairns

Sat 6/6

6:45 a.m.-11:29 p.m.

3 stops30h 44m

C$ 3,118

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

Showing 1-10 of 22 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 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 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?

    There are many flights that can get you from Region of Ontario to Cairns in 46h 15m. Fly via Qatar Airways to get the fastest option. Region of Ontario and Cairns are separated by a distance of 15163 km.

  • 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 vacation 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Ontario to Cairns

Discover the top airline that operate flights from Ontario to Cairns. 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 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,657AverageC$ 1,799FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

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

Cheapflights simply makes it quick and affordable to book flights from Ontario to Cairns by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Cairns from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Cairns 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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