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Cheap flights from Montreal to Cairns from C$ 1,266

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Cairns departing on 17/9. 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

Find the cheapest flights from Montreal to Cairns

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
9:35 p.m. - 9:50 a.m.
YUL
-
CNS
46h 15m
2 stops
Qatar Airways Logo
9:00 p.m. - 2:45 p.m.
CNS
-
YUL
55h 45m
2 stops
C$ 2,511Qatar Airways
Sun, 13 Sep - Sun, 20 Sep
Multiple Airlines Logo
12:45 p.m. - 4:30 a.m.
YUL
-
CNS
25h 45m
1 stop
Multiple Airlines Logo
6:00 a.m. - 3:59 p.m.
CNS
-
YUL
23h 59m
2 stops
C$ 2,683Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
Air Canada Logo
1:10 p.m. - 11:10 a.m.
YUL
-
CNS
32h 00m
2 stops
Air Canada Logo
7:15 p.m. - 6:52 p.m.
CNS
-
YUL
37h 37m
3 stops
C$ 2,838Air Canada
Sun, 13 Sep - Sun, 20 Sep
Multiple Airlines Logo
12:45 p.m. - 4:30 a.m.
YUL
-
CNS
25h 45m
1 stop
Multiple Airlines Logo
11:40 a.m. - 5:00 p.m.
CNS
-
YUL
43h 20m
1 stop
C$ 3,109Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
Air Canada Logo
11:10 a.m. - 3:55 p.m.
YUL
-
CNS
38h 45m
3 stops
Air Canada Logo
7:15 p.m. - 9:50 p.m.
CNS
-
YUL
40h 35m
3 stops
C$ 3,181Air Canada
Sun, 13 Sep - Sun, 20 Sep

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Air Canada flights from Montreal to Cairns

Our best Air Canada deals on Montreal to Cairns flight tickets
Air Canada
13 Sep
YUL1:10 p.m.Montreal Pierre Elliott Trudeau Intl
32h 00m
2 stops
CNS11:10 a.m.Cairns
20 Sep
CNS7:15 p.m.Cairns
37h 37m
3 stops
YUL6:52 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 2,838
Air Canada
13 Sep
YUL11:10 a.m.Montreal Pierre Elliott Trudeau Intl
38h 45m
3 stops
CNS3:55 p.m.Cairns
20 Sep
CNS7:15 p.m.Cairns
40h 35m
3 stops
YUL9:50 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 3,181
Air Canada
6 Aug
YUL5:30 p.m.Montreal Pierre Elliott Trudeau Intl
56h 25m
3 stops
CNS3:55 p.m.Cairns
15 Aug
CNS4:35 p.m.Cairns
55h 47m
3 stops
YUL10:22 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 5,369

momondo Fare Finder

 
Customize your flight search to find flights from Montreal 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 4 August 2026.
Use the filters below to find and compare flights from Montreal 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

Sun 13/9

9:35 p.m.-9:50 a.m.

2 stops46h 15m

Cairns

Sun 20/9

9:00 p.m.-2:45 p.m.

2 stops55h 45m

C$ 2,511
Quickest round-trip

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

12:45 p.m.-4:30 a.m.

1 stop25h 45m

Cairns

Sun 20/9

6:00 a.m.-3:59 p.m.

2 stops23h 59m

C$ 2,683

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

1:10 p.m.-11:10 a.m.

2 stops32h 00m

Cairns

Sun 20/9

7:15 p.m.-6:52 p.m.

3 stops37h 37m

C$ 2,838

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

12:45 p.m.-4:30 a.m.

1 stop25h 45m

Cairns

Sun 20/9

11:40 a.m.-5:00 p.m.

1 stop43h 20m

C$ 3,109

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

11:10 a.m.-3:55 p.m.

3 stops38h 45m

Cairns

Sun 20/9

7:15 p.m.-9:50 p.m.

3 stops40h 35m

C$ 3,181
Cheapest one-way

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Thu 17/9

8:00 p.m.-9:00 p.m.

3 stops59h 00m

C$ 1,266
Quickest one-way

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Thu 17/9

8:30 a.m.-11:40 a.m.

2 stops37h 10m

C$ 1,401

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Montreal to Cairns

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Cairns according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to Cairns (YMQ to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Cairns

Fastest flight time

30h 10m

Direct flights

None
The fastest flight from Montreal to Cairns takes 30h 10m
There are no direct flights from Montreal to Cairns. There are no popular flight routes from Montreal to Cairns.
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Frequently asked questions about flying from Montreal to Cairns

  • How far is Montreal to Cairns by plane?

    Cairns is 15175.7 km away from Montreal. In terms of flight time, this usually takes a little over 30h 10m.

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

    Prices for flights from Montreal to Cairns Airport were last updated today.

  • How old do you have to be to fly from Montreal 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 Montreal to Cairns Airport.

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

    The necessary travel and health documents for your Cairns Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Montreal to Cairns

  • How do I get Price Alerts for flights from Montreal to Cairns?

    Search flight deals from Montreal to Cairns. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Montreal to Cairns with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • 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 Montreal to Cairns?

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

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

Yes. momondo allows you to filter the results for Montreal to Cairns flights to just show those with flexible booking policies.

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

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

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

Price alerts on flights to Cairns from Montreal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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