Find flights
When to book
FAQs

Cheap flights from Ontario to Cairns from $934

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CNS
27 Feb — 6 Mar1
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 28 January 2026.

Wed 4/318:45
YYZ
-
CNS
2 stops49h 50m
Multiple Airlines
Sat 4/412:40
CNS
-
YYZ
2 stops26h 00m
Multiple Airlines
Deal found 27/1$1,850
Mon 13/412:30
YYZ
-
CNS
2 stops34h 25m
Qantas Airways
Mon 27/413:40
CNS
-
YYZ
2 stops30h 30m
Qantas Airways
Deal found 27/1$1,982
Sun 3/518:15
YYZ
-
CNS
2 stops51h 35m
Qantas Airways
Thu 7/513:40
CNS
-
YYZ
2 stops47h 15m
Qantas Airways
Deal found 27/1$2,198
Sat 18/422:35
YYZ
-
CNS
2 stops51h 20m
Air Canada
Wed 6/506:00
CNS
-
YYZ
2 stops28h 32m
Air Canada
Deal found 27/1$2,237
Mon 13/418:45
YYZ
-
CNS
3 stops50h 25m
Air Canada
Mon 27/406:00
CNS
-
YYZ
2 stops23h 56m
Air Canada
Deal found 27/1$2,261
Sat 23/521:30
YUL
-
CNS
2 stops52h 25m
Air Canada
Wed 3/606:00
CNS
-
YUL
2 stops27h 27m
Air Canada
Deal found 27/1$2,280
Sun 19/418:45
YYZ
-
CNS
2 stops31h 10m
Multiple Airlines
Sun 3/506:00
CNS
-
YYZ
2 stops23h 56m
Multiple Airlines
Deal found 27/1$2,280
Sun 19/416:50
YYZ
-
CNS
3 stops33h 05m
Air Canada
Sun 3/506:00
CNS
-
YYZ
2 stops33h 38m
Air Canada
Deal found 27/1$2,287
Sat 18/422:35
YYZ
-
CNS
2 stops51h 20m
Air Canada
Sun 3/506:00
CNS
-
YYZ
2 stops24h 32m
Air Canada
Deal found 27/1$2,300
Mon 13/418:15
YYZ
-
CNS
2 stops28h 40m
Multiple Airlines
Mon 27/411:50
CNS
-
YYZ
3 stops32h 20m
Multiple Airlines
Deal found 25/1$2,322
Sun 19/412:30
YUL
-
CNS
3 stops33h 20m
Multiple Airlines
Sun 3/514:55
CNS
-
YUL
3 stops34h 49m
Multiple Airlines
Deal found 27/1$2,323
Mon 20/413:25
YUL
-
CNS
2 stops36h 30m
Air Canada
Thu 30/406:00
CNS
-
YUL
2 stops25h 05m
Air Canada
Deal found 27/1$2,333

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 28 January 2026.

Round-trip from

$1,850

One-way from

$934
4/3-4/4
  • 4/3-4/4
  • 4 total stops
  • 75h 50m total
  • Ontario to Cairns
Search Deals
4/3
  • 4/3
  • 2 total stops
  • 46h 20m 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 28 January 2026.
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

Mon 13/4

12:30-12:55

2 stops34h 25m

Cairns

Mon 27/4

13:40-06:10

2 stops30h 30m

$1,982

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Wed 4/3

20:55-11:35

3 stops47h 40m

Cairns

Sat 4/4

12:40-06:40

2 stops32h 00m

$1,986

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sun 3/5

18:15-11:50

2 stops51h 35m

Cairns

Thu 7/5

13:40-22:55

2 stops47h 15m

$2,198

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Mon 13/4

18:45-11:10

3 stops50h 25m

Cairns

Mon 27/4

06:00-15:56

2 stops23h 56m

$2,261

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Mon 20/4

16:40-15:55

2 stops33h 15m

Cairns

Tue 5/5

06:00-16:32

2 stops24h 32m

$2,300

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Mon 13/4

18:15-12:55

2 stops28h 40m

Cairns

Mon 27/4

13:40-06:10

2 stops30h 30m

$2,339

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Wed 4/3

10:44-11:50

3 stops34h 06m

Cairns

Sat 4/4

17:20-09:49

3 stops54h 29m

$2,350

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Thu 12/3

12:30-11:35

2 stops33h 05m

Cairns

Thu 19/3

12:35-23:55

2 stops25h 20m

$2,378

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sun 19/4

13:15-12:55

3 stops33h 40m

Cairns

Sun 3/5

15:35-09:59

3 stops32h 24m

$2,503

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Mon 6/7

12:30-14:10

3 stops35h 40m

Cairns

Tue 21/7

11:50-11:44

3 stops37h 54m

$2,755

Flights are sorted by cheapest return flights first.

Deals found on 27/1

Showing 1-10 of 27 results
1
2
3

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 Qantas Airways, Air Canada, and Air New Zealand fly from Region of Ontario to Cairns in about 34h 25m. The time it takes to get you to your destination can typically vary by up to 16h. Region of Ontario and Cairns are separated by a distance of 14820 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

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.

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 Ontario to Cairns?

When you search for this flight from Ontario to Cairns, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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.

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!

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.