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Cheap flights from Cairns to Ontario from $1,078

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — YYZ
17 Mar — 24 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 15 February 2026.

Thu 7/506:45
CNS
-
YYZ
2 stops45h 15m
Multiple Airlines
Thu 4/601:50
YYZ
-
CNS
2 stops48h 20m
Multiple Airlines
Deal found 15/2$2,030
Thu 19/211:25
CNS
-
YYZ
1 stop24h 35m
Cathay Pacific
Mon 23/213:55
YYZ
-
CNS
2 stops35h 55m
Cathay Pacific
Deal found 13/2$2,118
Sun 29/318:10
CNS
-
YYZ
2 stops36h 52m
Multiple Airlines
Sun 5/420:10
YYZ
-
CNS
2 stops25h 00m
Multiple Airlines
Deal found 12/2$2,174
Sun 19/706:00
CNS
-
YUL
2 stops24h 44m
United Airlines
Sat 1/818:25
YUL
-
CNS
2 stops31h 30m
United Airlines
Deal found 13/2$2,224
Thu 19/212:35
CNS
-
YYZ
2 stops49h 04m
Qantas Airways
Mon 23/212:30
YYZ
-
CNS
2 stops32h 20m
Qantas Airways
Deal found 11/2$2,461
Mon 30/318:15
CNS
-
YUL
2 stops36h 50m
Multiple Airlines
Mon 6/408:30
YUL
-
CNS
2 stops41h 25m
Multiple Airlines
Deal found 12/2$2,496
Sun 19/706:00
CNS
-
YUL
3 stops38h 43m
Air New Zealand
Sat 1/816:50
YUL
-
CNS
2 stops27h 55m
Air New Zealand
Deal found 13/2$2,924
Tue 31/309:20
CNS
-
YUL
2 stops43h 25m
Multiple Airlines
Tue 7/421:35
YUL
-
CNS
2 stops35h 45m
Multiple Airlines
Deal found 14/2$2,930
Tue 3/306:00
CNS
-
YUL
2 stops47h 05m
Multiple Airlines
Sat 7/313:40
YUL
-
CNS
3 stops42h 25m
Multiple Airlines
Deal found 15/2$3,002
Sun 19/719:10
CNS
-
YUL
3 stops37h 42m
Multiple Airlines
Sat 1/816:40
YUL
-
CNS
3 stops31h 00m
Multiple Airlines
Deal found 13/2$3,015
Fri 20/315:45
CNS
-
YUL
2 stops61h 20m
Qatar Airways
Tue 24/321:50
YUL
-
CNS
2 stops44h 45m
Qatar Airways
Deal found 13/2$3,112

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 15 February 2026.

Round-trip from

$2,030

One-way from

$1,078
7/5-4/6
  • 7/5-4/6
  • 4 total stops
  • 93h 35m total
  • Cairns to Ontario
Search Deals
9/3
  • 9/3
  • 3 total stops
  • 56h 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 15 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

Thu 7/5

06:45-14:00

2 stops45h 15m

Toronto Pearson Intl

Thu 4/6

01:50-16:10

2 stops48h 20m

$2,030

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Sun 29/3

18:10-17:02

2 stops36h 52m

Toronto Pearson Intl

Sun 5/4

20:10-11:10

2 stops25h 00m

$2,174

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Mon 30/3

18:15-17:05

2 stops36h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

08:30-15:55

2 stops41h 25m

$2,496

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Tue 31/3

09:20-14:45

2 stops43h 25m

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

21:35-23:20

2 stops35h 45m

$2,930

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Tue 3/3

06:00-14:05

2 stops47h 05m

Montreal Pierre Elliott Trudeau Intl

Sat 7/3

13:40-23:05

3 stops42h 25m

$3,002

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

$3,112

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Thu 19/2

11:25-00:38

2 stops28h 13m

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

20:10-09:55

2 stops46h 45m

$3,337

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Thu 7/5

06:00-16:32

3 stops48h 32m

Toronto Pearson Intl

Fri 5/6

19:00-11:10

3 stops50h 10m

$3,378

CairnsMontreal

CNS - YUL

CNSYUL

Cairns

Thu 19/2

06:00-17:00

2 stops26h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

18:20-14:00

2 stops28h 40m

$3,556

CairnsToronto

CNS - YYZ

CNSYYZ

Cairns

Mon 9/3

19:15-13:40

3 stops56h 25m

$1,078

Flights are sorted by cheapest return flights first.

Deals found on 14/2

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 15 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
1,164 reviews
Check prices

Boarding

7.9

Entertainment

7.8

Food

7.3

Crew

8.1

Overall

7.6

Comfort

7.6

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
1,164 reviews
Cathay Pacific
7.6
Good
1,164 reviews
Check prices

Boarding

7.9

Entertainment

7.8

Food

7.3

Crew

8.1

Overall

7.6

Comfort

7.6

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 61h 20m. The distance from Cairns to Region of Ontario is about 15163 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

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 15 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$1,938Average$2,298FlexibilityNo 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?

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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.

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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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