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Cheap flights from Cairns to Ontario from $1,111

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 27/7. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — YYZ
23 Mar — 30 Mar1
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 21 February 2026.

Mon 20/716:55
CNS
-
YYZ
2 stops35h 05m
Multiple Airlines
Mon 3/815:45
YYZ
-
CNS
2 stops34h 25m
Multiple Airlines
Deal found 17/2$1,992
Thu 19/211:25
CNS
-
YYZ
1 stop24h 35m
Cathay Pacific
Mon 23/213:55
YYZ
-
CNS
2 stops35h 55m
Cathay Pacific
Deal found 17/2$2,125
Thu 19/212:35
CNS
-
YYZ
2 stops49h 04m
Qantas Airways
Mon 23/212:30
YYZ
-
CNS
2 stops32h 20m
Qantas Airways
Deal found 17/2$2,449
Tue 7/415:45
CNS
-
YYZ
2 stops60h 15m
Multiple Airlines
Tue 14/409:45
YYZ
-
CNS
2 stops35h 55m
Multiple Airlines
Deal found 20/2$2,530
Mon 6/421:00
CNS
-
YUL
2 stops55h 45m
Qatar Airways
Mon 13/420:55
YUL
-
CNS
2 stops36h 25m
Qatar Airways
Deal found 20/2$3,009
Sat 4/415:35
CNS
-
YUL
2 stops61h 10m
Multiple Airlines
Sat 11/417:55
YUL
-
CNS
2 stops27h 45m
Multiple Airlines
Deal found 18/2$3,039
Fri 20/315:45
CNS
-
YUL
2 stops61h 20m
Qatar Airways
Tue 24/321:50
YUL
-
CNS
2 stops44h 45m
Qatar Airways
Deal found 19/2$3,115
Fri 20/306:00
CNS
-
YUL
2 stops29h 00m
Air Canada
Tue 24/309:10
YUL
-
CNS
3 stops39h 45m
Air Canada
Deal found 19/2$3,260
Mon 6/413:40
CNS
-
YUL
3 stops31h 25m
Multiple Airlines
Mon 13/420:55
YUL
-
CNS
2 stops36h 25m
Multiple Airlines
Deal found 20/2$3,379
Fri 3/411:20
CNS
-
YYZ
2 stops60h 10m
Emirates
Fri 10/414:55
YYZ
-
CNS
2 stops59h 20m
Emirates
Deal found 17/2$3,971

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 21 February 2026.

Round-trip from

$1,992

One-way from

$1,111
20/7-3/8
  • 20/7-3/8
  • 4 total stops
  • 69h 30m total
  • Cairns to Ontario
Search Deals
27/7
  • 27/7
  • 3 total stops
  • 44h 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 21 February 2026.
Use the filters below to find and compare flights from Cairns to Ontario that are best for you.

Fly from

Cairns

Fly to

Ontario

Route

Depart

Return

Price

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Mon 20/7

16:55-14:00

2 stops35h 05m

Toronto Pearson Intl

Mon 3/8

15:45-16:10

2 stops34h 25m

$1,992

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Sat 4/4

15:35-14:45

2 stops61h 10m

Montreal Pierre Elliott Trudeau Intl

Sat 11/4

17:55-11:40

2 stops27h 45m

$3,039

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Fri 20/3

15:45-15:05

2 stops61h 20m

Montreal Pierre Elliott Trudeau Intl

Tue 24/3

21:50-08:35

2 stops44h 45m

$3,115

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Fri 20/3

06:00-21:00

2 stops29h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 24/3

09:10-14:55

3 stops39h 45m

$3,260

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Mon 6/4

13:40-07:05

3 stops31h 25m

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

20:55-23:20

2 stops36h 25m

$3,379

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Fri 3/4

11:20-09:30

2 stops60h 10m

Toronto Pearson Intl

Fri 10/4

14:55-16:15

2 stops59h 20m

$3,971

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Tue 7/4

15:35-10:53

3 stops33h 18m

Toronto Pearson Intl

Tue 14/4

11:33-10:35

3 stops33h 02m

$4,016

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Mon 27/7

12:30-18:55

3 stops44h 25m

$1,111

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Sat 13/6

06:00-23:45

3 stops55h 45m

$1,204

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Tue 7/4

21:00-15:25

3 stops56h 25m

$1,272

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 15 results
1
2

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.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 21 February 2026.
Check out reviews from past customers who have flown with Cathay Pacific from Cairns to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,174 reviews
Check prices

Overall

7.6

Entertainment

7.8

Crew

8.1

Food

7.3

Comfort

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.
Cathay Pacific
7.6
Good
1,174 reviews
Cathay Pacific
7.6
Good
1,174 reviews
Check prices

Overall

7.6

Entertainment

7.8

Crew

8.1

Food

7.3

Comfort

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.

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 60h 10m. The distance from Cairns to Region of Ontario is about 14820 km. This flight may include one or multiple stops.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Cairns to Ontario

Discover the top airline that operate flights from Cairns to Ontario. 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 647,157 searches. Data last updated 21 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$1,943Average$2,304FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

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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?

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