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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West from C$ 247

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 Pierre Elliott Trudeau Intl Airport to Key West departing on 6/4. 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 Montreal Pierre Elliott Trudeau Intl Airport to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:25 p.m. - 1:30 p.m.
YUL
-
EYW
20h 05m
2 stops
Multiple Airlines Logo
1:06 p.m. - 12:30 a.m.
EYW
-
YUL
11h 24m
1 stop
C$ 636Multiple Airlines
Wed, 18 Feb - Mon, 23 Feb
Multiple Airlines Logo
4:55 p.m. - 9:06 a.m.
YUL
-
EYW
16h 11m
2 stops
Multiple Airlines Logo
1:06 p.m. - 12:30 a.m.
EYW
-
YUL
11h 24m
1 stop
C$ 642Multiple Airlines
Sat, 21 Feb - Mon, 23 Feb
Multiple Airlines Logo
8:00 a.m. - 1:30 p.m.
YUL
-
EYW
29h 30m
1 stop
Multiple Airlines Logo
1:06 p.m. - 12:30 a.m.
EYW
-
YUL
11h 24m
1 stop
C$ 671Multiple Airlines
Wed, 18 Feb - Mon, 23 Feb
Multiple Airlines Logo
8:00 a.m. - 1:30 p.m.
YUL
-
EYW
29h 30m
1 stop
Multiple Airlines Logo
1:01 p.m. - 4:22 p.m.
EYW
-
YUL
27h 21m
2 stops
C$ 677Multiple Airlines
Wed, 18 Feb - Tue, 24 Feb
American Airlines Logo
2:25 p.m. - 10:37 p.m.
YUL
-
EYW
8h 12m
1 stop
American Airlines Logo
6:49 p.m. - 11:44 a.m.
EYW
-
YUL
16h 55m
1 stop
C$ 696American Airlines
Thu, 2 Apr - Tue, 7 Apr
Multiple Airlines Logo
6:45 a.m. - 1:30 p.m.
YUL
-
EYW
30h 45m
2 stops
Multiple Airlines Logo
1:06 p.m. - 12:30 a.m.
EYW
-
YUL
11h 24m
1 stop
C$ 704Multiple Airlines
Thu, 19 Feb - Mon, 23 Feb
Multiple Airlines Logo
8:00 a.m. - 1:30 p.m.
YUL
-
EYW
29h 30m
1 stop
Multiple Airlines Logo
4:13 p.m. - 12:38 a.m.
EYW
-
YUL
32h 25m
2 stops
C$ 712Multiple Airlines
Wed, 18 Feb - Thu, 26 Feb
Multiple Airlines Logo
6:45 a.m. - 9:06 a.m.
YUL
-
EYW
26h 21m
2 stops
Multiple Airlines Logo
1:06 p.m. - 12:30 a.m.
EYW
-
YUL
11h 24m
1 stop
C$ 739Multiple Airlines
Wed, 25 Feb - Mon, 2 Mar
Multiple Airlines Logo
6:00 p.m. - 9:09 a.m.
YUL
-
EYW
15h 09m
2 stops
Multiple Airlines Logo
1:06 p.m. - 12:30 a.m.
EYW
-
YUL
11h 24m
1 stop
C$ 752Multiple Airlines
Sun, 22 Feb - Mon, 23 Feb
Multiple Airlines Logo
4:55 p.m. - 9:06 a.m.
YUL
-
EYW
16h 11m
2 stops
Multiple Airlines Logo
2:25 p.m. - 12:45 a.m.
EYW
-
YUL
10h 20m
1 stop
C$ 757Multiple Airlines
Sat, 21 Feb - Thu, 26 Feb

American Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Key West flight tickets
American Airlines
2 Apr
YUL2:25 p.m.Montreal Pierre Elliott Trudeau Intl
8h 12m
1 stop
EYW10:37 p.m.Key West
7 Apr
EYW6:49 p.m.Key West
16h 55m
1 stop
YUL11:44 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 696
American Airlines
20 Jun
YUL7:29 a.m.Montreal Pierre Elliott Trudeau Intl
11h 23m
1 stop
EYW6:52 p.m.Key West
25 Jun
EYW11:28 a.m.Key West
11h 55m
1 stop
YUL11:23 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 796
American Airlines
21 Feb
YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl
11h 24m
2 stops
EYW6:54 p.m.Key West
27 Feb
EYW1:55 p.m.Key West
9h 01m
2 stops
YUL10:56 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 939

United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Key West flight tickets
United Airlines
16 Apr
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
7h 31m
1 stop
EYW1:31 p.m.Key West
19 Apr
EYW6:22 p.m.Key West
5h 51m
1 stop
YUL12:13 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 856
United Airlines
21 Feb
YUL9:25 a.m.Montreal Pierre Elliott Trudeau Intl
12h 44m
1 stop
EYW10:09 p.m.Key West
25 Feb
EYW2:15 p.m.Key West
7h 27m
1 stop
YUL9:42 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,025
United Airlines
20 Feb
YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl
21h 54m
2 stops
EYW5:54 p.m.Key West
28 Feb
EYW2:15 p.m.Key West
7h 27m
1 stop
YUL9:42 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,029

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West 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 9 February 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

5:25 p.m.-1:30 p.m.

2 stops20h 05m

Key West

Mon 23/2

1:06 p.m.-12:30 a.m.

1 stop11h 24m

C$ 636

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sat 21/2

4:55 p.m.-9:06 a.m.

2 stops16h 11m

Key West

Mon 23/2

1:06 p.m.-12:30 a.m.

1 stop11h 24m

C$ 642

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

8:00 a.m.-1:30 p.m.

1 stop29h 30m

Key West

Mon 23/2

1:06 p.m.-12:30 a.m.

1 stop11h 24m

C$ 671

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

8:00 a.m.-1:30 p.m.

1 stop29h 30m

Key West

Tue 24/2

1:01 p.m.-4:22 p.m.

2 stops27h 21m

C$ 677

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Thu 2/4

2:25 p.m.-10:37 p.m.

1 stop8h 12m

Key West

Tue 7/4

6:49 p.m.-11:44 a.m.

1 stop16h 55m

C$ 696

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Thu 19/2

6:45 a.m.-1:30 p.m.

2 stops30h 45m

Key West

Mon 23/2

1:06 p.m.-12:30 a.m.

1 stop11h 24m

C$ 704

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

8:00 a.m.-1:30 p.m.

1 stop29h 30m

Key West

Thu 26/2

4:13 p.m.-12:38 a.m.

2 stops32h 25m

C$ 712

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

6:45 a.m.-9:06 a.m.

2 stops26h 21m

Key West

Mon 2/3

1:06 p.m.-12:30 a.m.

1 stop11h 24m

C$ 739

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 22/2

6:00 p.m.-9:09 a.m.

2 stops15h 09m

Key West

Mon 23/2

1:06 p.m.-12:30 a.m.

1 stop11h 24m

C$ 752

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sat 21/2

4:55 p.m.-9:06 a.m.

2 stops16h 11m

Key West

Thu 26/2

2:25 p.m.-12:45 a.m.

1 stop10h 20m

C$ 757

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West

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

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Key West (YUL to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Key West

Fastest flight time

7h 22m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Key West takes 7h 22m
There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Key West.
Search flight deals

  • How far is Montreal Pierre Elliott Trudeau Intl to Key West by plane?

    There are 2432.7 km between Montreal Pierre Elliott Trudeau Intl and Key West. By plane, this route typically takes 7h 22m.

  • When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West Airport?

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West Airport were last updated today.

  • How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Key West Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal Pierre Elliott Trudeau Intl Airport to Key West Airport.

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

    The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Montreal Pierre Elliott Trudeau Intl Airport from Key West. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Travelling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Little Torch Key

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Why should I use momondo to find a flight deal from Montreal to Key West?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to Key West for you.

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

All flight searches from Montreal to Key West on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Montreal to Key West?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montreal to Key West.

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