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Cheap flights from Ontario to Cairns from $1,054

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CNS
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Cairns

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

Round-trip from

$2,404

One-way from

$1,054
8/2-16/2
  • 8/2-16/2
  • 4 total stops
  • 85h 45m total
  • Ontario to Cairns
Search Deals
8/11
  • 8/11
  • 3 total stops
  • 57h 45m total
  • Ontario to Cairns
Search Deals

Find flight deals from Ontario to Cairns

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 16 September 2025.

Thu 25/906:30YYZ - CNS
3 stops39h 10mMultiple Airlines
Sat 4/1012:40CNS - YYZ
3 stops38h 06mMultiple Airlines
Deal found 13/9$2,467
Tue 28/1006:30YYZ - CNS
2 stops39h 10mMultiple Airlines
Tue 4/1115:35CNS - YYZ
2 stops35h 40mMultiple Airlines
Deal found 13/9$2,472
Wed 29/1018:20YUL - CNS
2 stops32h 20mMultiple Airlines
Wed 5/1106:00CNS - YUL
2 stops26h 00mMultiple Airlines
Deal found 14/9$2,691
Fri 19/918:45YYZ - CNS
2 stops38h 05mMultiple Airlines
Tue 23/917:20CNS - YYZ
2 stops34h 30mMultiple Airlines
Deal found 13/9$2,743
Mon 13/1006:45YYZ - CNS
3 stops31h 40mMultiple Airlines
Mon 20/1012:40CNS - YYZ
3 stops32h 12mMultiple Airlines
Deal found 14/9$2,746
Wed 3/1213:30YYZ - CNS
2 stops33h 20mQantas Airways
Tue 6/109:20CNS - YYZ
2 stops46h 04mQantas Airways
Deal found 15/9$2,796
Mon 13/1017:24YYZ - CNS
2 stops30h 11mQantas Airways
Mon 20/1007:00CNS - YYZ
2 stops29h 50mQantas Airways
Deal found 14/9$2,973

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 16 September 2025.
Use the filters below to find and compare flights from Ontario to Cairns that are best for you.

Fly from

Ontario

Fly to

Cairns

Route

Depart

Return

Price

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sun 8/2

00:35-08:35

2 stops41h 00m

Cairns

Mon 16/2

14:50-20:35

2 stops44h 45m

$2,404

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Mon 1/12

17:55-16:40

2 stops31h 45m

Cairns

Mon 29/12

06:00-20:54

2 stops29h 54m

$2,583

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

18:20-16:40

2 stops32h 20m

Cairns

Wed 5/11

06:00-17:00

2 stops26h 00m

$2,691

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Mon 13/10

06:45-04:25

3 stops31h 40m

Cairns

Mon 20/10

12:40-06:52

3 stops32h 12m

$2,746

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Wed 3/12

13:30-13:50

2 stops33h 20m

Cairns

Tue 6/1

09:20-16:24

2 stops46h 04m

$2,796

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Wed 11/2

20:50-10:15

2 stops46h 25m

Cairns

Sun 15/2

15:45-14:05

2 stops61h 20m

$2,890

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Mon 13/10

17:24-13:35

2 stops30h 11m

Cairns

Mon 20/10

07:00-22:50

2 stops29h 50m

$2,973

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Mon 9/2

14:15-15:10

2 stops33h 55m

Cairns

Fri 13/2

14:35-20:40

2 stops45h 05m

$3,131

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sat 8/11

16:45-17:30

3 stops57h 45m

$1,054

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Tue 4/11

06:30-04:35

3 stops55h 05m

$1,084

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 15 results
1
2

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 Qatar Airways fly from Region of Ontario to Cairns in about 46h 25m. The time it takes to get you to your destination can typically vary by up to . 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 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.

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

    Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Cairns (average of $166). Flying from Region of Ontario to Cairns in October is currently the most expensive (average of $233). 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

Travelling to a place near Cairns?

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

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

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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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