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Cheap flights from Ontario to Cairns from $1,024

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Cairns departing on 22/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Ontario to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:00 - 11:40
YYZ
-
CNS
33h 40m
2 stops
Multiple Airlines Logo
12:40 - 23:55
CNS
-
YYZ
25h 15m
2 stops
$1,953Multiple Airlines
Thu, 24 Sep - Thu, 22 Oct
Multiple Airlines Logo
10:00 - 11:40
YYZ
-
CNS
35h 40m
3 stops
Multiple Airlines Logo
12:40 - 06:55
CNS
-
YYZ
32h 15m
3 stops
$2,225Multiple Airlines
Thu, 24 Sep - Thu, 22 Oct
Multiple Airlines Logo
18:20 - 11:40
YUL
-
CNS
27h 20m
2 stops
Multiple Airlines Logo
12:40 - 16:02
CNS
-
YUL
41h 22m
2 stops
$2,234Multiple Airlines
Thu, 1 Oct - Thu, 15 Oct
Multiple Airlines Logo
11:05 - 11:40
YYZ
-
CNS
34h 35m
2 stops
Multiple Airlines Logo
12:40 - 05:45
CNS
-
YYZ
31h 05m
3 stops
$2,300Multiple Airlines
Thu, 24 Sep - Thu, 22 Oct
Qatar Airways Logo
21:00 - 23:20
YYZ
-
CNS
36h 20m
2 stops
Qatar Airways Logo
00:55 - 15:00
CNS
-
YYZ
52h 05m
2 stops
$2,626Qatar Airways
Tue, 16 Jun - Fri, 26 Jun
Qatar Airways Logo
21:00 - 15:25
YYZ
-
CNS
52h 25m
2 stops
Qatar Airways Logo
10:30 - 15:00
CNS
-
YYZ
42h 30m
2 stops
$2,730Qatar Airways
Wed, 17 Jun - Wed, 22 Jul
Air New Zealand Logo
08:20 - 10:45
YUL
-
CNS
36h 25m
2 stops
Air New Zealand Logo
11:55 - 06:43
CNS
-
YUL
32h 48m
2 stops
$2,915Air New Zealand
Sat, 1 Aug - Sat, 15 Aug
Multiple Airlines Logo
18:20 - 11:40
YUL
-
CNS
27h 20m
2 stops
Multiple Airlines Logo
12:40 - 15:54
CNS
-
YUL
41h 14m
2 stops
$2,948Multiple Airlines
Thu, 18 Jun - Thu, 25 Jun
United Airlines Logo
18:25 - 13:00
YUL
-
CNS
28h 35m
2 stops
United Airlines Logo
06:00 - 16:44
CNS
-
YUL
24h 44m
2 stops
$3,283United Airlines
Mon, 27 Jul - Wed, 12 Aug
Air New Zealand Logo
08:30 - 22:45
YYZ
-
CNS
48h 15m
3 stops
Air New Zealand Logo
06:00 - 00:13
CNS
-
YYZ
32h 13m
3 stops
$3,486Air New Zealand
Tue, 16 Jun - Sat, 27 Jun

Air New Zealand flights from Region of Ontario to Cairns

Our best Air New Zealand deals on Region of Ontario to Cairns flight tickets
Air New Zealand
1 Aug
YUL08:20Montreal Pierre Elliott Trudeau Intl
36h 25m
2 stops
CNS10:45Cairns
15 Aug
CNS11:55Cairns
32h 48m
2 stops
YUL06:43Montreal Pierre Elliott Trudeau Intl
$2,915
Air New Zealand
1 Aug
YUL08:20Montreal Pierre Elliott Trudeau Intl
36h 25m
2 stops
CNS10:45Cairns
15 Aug
CNS06:00Cairns
38h 43m
3 stops
YUL06:43Montreal Pierre Elliott Trudeau Intl
$3,399
Air New Zealand
16 June
YYZ08:30Toronto Pearson Intl
48h 15m
3 stops
CNS22:45Cairns
27 June
CNS06:00Cairns
32h 13m
3 stops
YYZ00:13Toronto Pearson Intl
$3,486

Qatar Airways flights from Region of Ontario to Cairns

Our best Qatar Airways deals on Region of Ontario to Cairns flight tickets
Qatar Airways
16 June
YYZ21:00Toronto Pearson Intl
36h 20m
2 stops
CNS23:20Cairns
26 June
CNS00:55Cairns
52h 05m
2 stops
YYZ15:00Toronto Pearson Intl
$2,626
Qatar Airways
17 June
YYZ21:00Toronto Pearson Intl
52h 25m
2 stops
CNS15:25Cairns
22 July
CNS10:30Cairns
42h 30m
2 stops
YYZ15:00Toronto Pearson Intl
$2,730
Qatar Airways
12 July
YUL21:35Montreal Pierre Elliott Trudeau Intl
46h 15m
2 stops
CNS09:50Cairns
29 July
CNS16:35Cairns
60h 10m
2 stops
YUL14:45Montreal Pierre Elliott Trudeau Intl
$3,409

momondo Fare Finder

 
Customise your flight search to find flights from Region of 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, momondo users made 78,305 searches. Data last updated 9 May 2026.
Use the filters below to find and compare flights from Ontario to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Thu 24/9

12:00-11:40

2 stops33h 40m

Cairns

Thu 22/10

12:40-23:55

2 stops25h 15m

$1,953

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Thu 24/9

10:00-11:40

3 stops35h 40m

Cairns

Thu 22/10

12:40-06:55

3 stops32h 15m

$2,225

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

18:20-11:40

2 stops27h 20m

Cairns

Thu 15/10

12:40-16:02

2 stops41h 22m

$2,234

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Thu 24/9

11:05-11:40

2 stops34h 35m

Cairns

Thu 22/10

12:40-05:45

3 stops31h 05m

$2,300

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Tue 16/6

21:00-23:20

2 stops36h 20m

Cairns

Fri 26/6

00:55-15:00

2 stops52h 05m

$2,626

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Wed 17/6

21:00-15:25

2 stops52h 25m

Cairns

Wed 22/7

10:30-15:00

2 stops42h 30m

$2,730

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sat 1/8

08:20-10:45

2 stops36h 25m

Cairns

Sat 15/8

11:55-06:43

2 stops32h 48m

$2,915

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Thu 18/6

18:20-11:40

2 stops27h 20m

Cairns

Thu 25/6

12:40-15:54

2 stops41h 14m

$2,948
Fastest return journey

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Mon 27/7

18:25-13:00

2 stops28h 35m

Cairns

Wed 12/8

06:00-16:44

2 stops24h 44m

$3,283

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Tue 16/6

08:30-22:45

3 stops48h 15m

Cairns

Sat 27/6

06:00-00:13

3 stops32h 13m

$3,486

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cairns from

How to get the cheapest flight ticket from Region of Ontario to Cairns

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Cairns?

Air New Zealand is the most popular carrier operating from Ontario to Cairns

Cheap Region of Ontario to Cairns flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Cairns

Fastest flight time

27h 20m

Direct flights

None
The fastest flight from Region of Ontario to Cairns takes 27h 20m
There are no direct flights from Region of Ontario to Cairns. There are no popular flight routes from Region of Ontario to Cairns.
Search flight deals

Frequently asked questions about flying from Ontario to Cairns

  • When did momondo last update prices for flights from Ontario to Cairns Airport?

    Prices for flights from Ontario to Cairns Airport are updated daily.

  • How old do you have to be to fly from Ontario to Cairns Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Cairns Airport.

  • What documentation or ID do you need to fly to Cairns Airport?

    The required travel and health documents for your Cairns Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Cairns Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Palm Cove
Mission Beach
Trinity Beach

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Cairns?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cairns from Ontario.

Can I find flights from Ontario to Cairns with flexible booking policies on momondo?

All flight searches from Ontario to Cairns on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Cairns?

momondo helps you find the best flight between Ontario and Cairns by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Cairns right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Cairns flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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