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Cheap flights from Ontario to Cairns from C$ 863

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 30/10. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Cairns

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:20 p.m. - 5:15 p.m.
YUL
-
CNS
36h 55m
2 stops
Multiple Airlines Logo
6:00 a.m. - 8:43 p.m.
CNS
-
YUL
29h 43m
2 stops
C$ 2,187Multiple Airlines
Wed, 18 Nov - Wed, 2 Dec
Multiple Airlines Logo
3:59 p.m. - 8:20 a.m.
YUL
-
CNS
49h 21m
3 stops
Multiple Airlines Logo
6:00 a.m. - 10:42 p.m.
CNS
-
YUL
31h 42m
3 stops
C$ 2,196Multiple Airlines
Wed, 18 Nov - Wed, 2 Dec
Qantas Airways Logo
12:59 p.m. - 11:05 a.m.
YUL
-
CNS
31h 06m
3 stops
Qantas Airways Logo
6:00 a.m. - 10:59 p.m.
CNS
-
YUL
31h 59m
3 stops
C$ 2,211Qantas Airways
Wed, 18 Nov - Wed, 2 Dec
Multiple Airlines Logo
8:45 a.m. - 2:55 p.m.
YUL
-
CNS
39h 10m
2 stops
Multiple Airlines Logo
6:05 p.m. - 7:00 p.m.
CNS
-
YUL
39h 55m
3 stops
C$ 2,465Multiple Airlines
Wed, 18 Nov - Wed, 2 Dec
Multiple Airlines Logo
11:05 a.m. - 11:40 a.m.
YYZ
-
CNS
34h 35m
2 stops
Multiple Airlines Logo
2:55 p.m. - 1:15 p.m.
CNS
-
YYZ
36h 20m
2 stops
C$ 2,521Multiple Airlines
Sat, 26 Sep - Mon, 26 Oct
Air Canada Logo
10:25 p.m. - 11:10 a.m.
YYZ
-
CNS
46h 45m
2 stops
Air Canada Logo
4:35 p.m. - 5:45 p.m.
CNS
-
YYZ
39h 10m
2 stops
C$ 2,615Air Canada
Sat, 19 Sep - Wed, 23 Sep
Qantas Airways Logo
6:28 p.m. - 1:40 p.m.
YYZ
-
CNS
29h 12m
2 stops
Qantas Airways Logo
6:45 a.m. - 10:54 p.m.
CNS
-
YYZ
30h 09m
2 stops
C$ 3,029Qantas Airways
Fri, 7 Aug - Fri, 14 Aug
United Airlines Logo
11:00 a.m. - 11:10 a.m.
YYZ
-
CNS
34h 10m
3 stops
United Airlines Logo
6:00 a.m. - 12:35 a.m.
CNS
-
YYZ
32h 35m
2 stops
C$ 3,309United Airlines
Fri, 7 Aug - Fri, 14 Aug
Emirates Logo
2:55 p.m. - 9:30 a.m.
YYZ
-
CNS
52h 35m
2 stops
Emirates Logo
12:35 p.m. - 9:30 a.m.
CNS
-
YYZ
58h 55m
2 stops
C$ 4,922Emirates
Fri, 7 Aug - Fri, 14 Aug
Emirates Logo
2:55 p.m. - 11:50 a.m.
YYZ
-
CNS
54h 55m
2 stops
Emirates Logo
12:35 p.m. - 9:30 a.m.
CNS
-
YYZ
58h 55m
2 stops
C$ 5,044Emirates
Sat, 8 Aug - Sat, 15 Aug

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United Airlines flights from Region of Ontario to Cairns

Our best United Airlines deals on Region of Ontario to Cairns flight tickets
United Airlines
7 Aug
YYZ11:00 a.m.Toronto Pearson Intl
34h 10m
3 stops
CNS11:10 a.m.Cairns
14 Aug
CNS6:00 a.m.Cairns
32h 35m
2 stops
YYZ12:35 a.m.Toronto Pearson Intl
C$ 3,309
United Airlines
3 Jul
YYZ11:00 a.m.Toronto Pearson Intl
43h 20m
3 stops
CNS8:20 p.m.Cairns
24 Jul
CNS6:00 a.m.Cairns
32h 35m
2 stops
YYZ12:35 a.m.Toronto Pearson Intl
C$ 3,620

Qantas Airways flights from Region of Ontario to Cairns

Our best Qantas Airways deals on Region of Ontario to Cairns flight tickets
Qantas Airways
18 Nov
YUL12:59 p.m.Montreal Pierre Elliott Trudeau Intl
31h 06m
3 stops
CNS11:05 a.m.Cairns
2 Dec
CNS6:00 a.m.Cairns
31h 59m
3 stops
YUL10:59 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 2,211
Qantas Airways
7 Aug
YYZ6:28 p.m.Toronto Pearson Intl
29h 12m
2 stops
CNS1:40 p.m.Cairns
14 Aug
CNS6:45 a.m.Cairns
30h 09m
2 stops
YYZ10:54 p.m.Toronto Pearson Intl
C$ 3,029
Qantas Airways
3 Jul
YYZ10:30 p.m.Toronto Pearson Intl
53h 05m
2 stops
CNS5:35 p.m.Cairns
24 Jul
CNS6:50 a.m.Cairns
30h 09m
2 stops
YYZ10:59 p.m.Toronto Pearson Intl
C$ 3,488

momondo Fare Finder

 
Customize 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 96,600 searches. Data last updated 27 June 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 round-trip

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Wed 18/11

1:20 p.m.-5:15 p.m.

2 stops36h 55m

Cairns

Wed 2/12

6:00 a.m.-8:43 p.m.

2 stops29h 43m

C$ 2,187

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Wed 18/11

3:59 p.m.-8:20 a.m.

3 stops49h 21m

Cairns

Wed 2/12

6:00 a.m.-10:42 p.m.

3 stops31h 42m

C$ 2,196

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Wed 18/11

12:59 p.m.-11:05 a.m.

3 stops31h 06m

Cairns

Wed 2/12

6:00 a.m.-10:59 p.m.

3 stops31h 59m

C$ 2,211

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Wed 18/11

8:45 a.m.-2:55 p.m.

2 stops39h 10m

Cairns

Wed 2/12

6:05 p.m.-7:00 p.m.

3 stops39h 55m

C$ 2,465

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sat 26/9

11:05 a.m.-11:40 a.m.

2 stops34h 35m

Cairns

Mon 26/10

2:55 p.m.-1:15 p.m.

2 stops36h 20m

C$ 2,521

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sat 19/9

10:25 p.m.-11:10 a.m.

2 stops46h 45m

Cairns

Wed 23/9

4:35 p.m.-5:45 p.m.

2 stops39h 10m

C$ 2,615
Quickest round-trip

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Fri 7/8

6:28 p.m.-1:40 p.m.

2 stops29h 12m

Cairns

Fri 14/8

6:45 a.m.-10:54 p.m.

2 stops30h 09m

C$ 3,029

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Fri 7/8

11:00 a.m.-11:10 a.m.

3 stops34h 10m

Cairns

Fri 14/8

6:00 a.m.-12:35 a.m.

2 stops32h 35m

C$ 3,309

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Fri 7/8

2:55 p.m.-9:30 a.m.

2 stops52h 35m

Cairns

Fri 14/8

12:35 p.m.-9:30 a.m.

2 stops58h 55m

C$ 4,922

TorontoCairns

YYZ - CNS

YYZCNS

Toronto Pearson Intl

Sat 8/8

2:55 p.m.-11:50 a.m.

2 stops54h 55m

Cairns

Sat 15/8

12:35 p.m.-9:30 a.m.

2 stops58h 55m

C$ 5,044

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

28h 40m

Direct flights

None
The fastest flight from Region of Ontario to Cairns takes 28h 40m
There are no direct flights from Region of Ontario to Cairns. There are no popular flight routes from Region of Ontario to Cairns.
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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 were last updated today.

  • How many operators does momondo search for flights from Ontario to Cairns Airport?

  • 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 layovers 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 license 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.

Best airlines flying from Region of Ontario to Cairns

Compare and see reviews for airlines that fly from Region of Ontario to Cairns with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 1,714Free CancellationRating
7.1
11,268 reviews
Search Air Canada flights

Frequently asked questions about flying from Ontario to Cairns

  • How do I get Price Alerts for flights from Region of Ontario to Cairns?

    Confirm your travel details to search for the latest offers for flights from Region of Ontario to Cairns. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Region of Ontario to Cairns with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Travelling to a place near Cairns?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Cairns . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Cairns from Ontario with this policy.

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

momondo provides multiple filters to help you find the best flight to Cairns from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Ontario to Cairns flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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