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Cheap flights from Cairns to Ontario from $983

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — YYZ
21 Aug — 28 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap 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 22 July 2026.

Thu 27/812:35
CNS
-
YYZ
2 stops47h 35m
Cathay Pacific
Mon 28/901:50
YYZ
-
CNS
2 stops47h 10m
Cathay Pacific
Deal found 18/7$2,849
Thu 27/815:45
CNS
-
YYZ
3 stops34h 48m
Multiple Airlines
Tue 29/913:15
YYZ
-
CNS
3 stops31h 20m
Multiple Airlines
Deal found 20/7$3,445

Find flight deals from Cairns to Ontario

Keep the following information in mind while searching for Cairns to Ontario flight deals. Data was last updated 22 July 2026.

Round-trip from

$2,849

One-way from

$983
Cathay Pacific
  • Cathay Pacific
  • 27/8-28/9
  • 4 total stops
  • 94h 45m total
  • Cairns to Ontario
Search Deals
10/9
  • 10/9
  • 3 total stops
  • 32h 25m total
  • Cairns to Ontario
Search Deals

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 22 July 2026.
Use the filters below to find and compare flights from Cairns to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Thu 27/8

12:35-22:10

2 stops47h 35m

Toronto Pearson Intl

Mon 28/9

01:50-15:00

2 stops47h 10m

$2,849
Fastest return journey

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Thu 27/8

15:45-12:33

3 stops34h 48m

Toronto Pearson Intl

Tue 29/9

13:15-10:35

3 stops31h 20m

$3,445
Cheapest one-way
Fastest single journey

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Mon 28/9

06:00-07:15

3 stops39h 15m

$1,230

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Thu 1/10

06:00-16:02

3 stops48h 02m

$1,240

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Tue 29/9

06:00-16:02

3 stops48h 02m

$1,251

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Fri 2/10

11:40-07:15

2 stops57h 35m

$1,264

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Fri 11/9

19:15-16:02

3 stops58h 47m

$1,428

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Mon 28/12

11:40-20:20

2 stops47h 40m

$1,484

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Wed 9/12

06:40-07:00

3 stops39h 20m

$1,596

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Sun 13/9

06:00-14:45

2 stops46h 45m

$1,711

Flights are sorted by cheapest return flights first.

Deals found on 21/7

Showing 1-10 of 12 resultsSorted by cheapest first
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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.

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 47h 35m. The distance from Cairns to Region of Ontario is about 14820 km.

  • 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

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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!

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