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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West from C$ 282

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 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
8:00 a.m. - 11:30 a.m.
YUL
-
EYW
27h 30m1 stop
Multiple Airlines Logo
1:06 p.m. - 12:30 a.m.
EYW
-
YUL
11h 24m1 stop
C$ 505Multiple Airlines
Mon, 30 Mar - Fri, 3 Apr
Multiple Airlines Logo
5:25 p.m. - 11:30 a.m.
YUL
-
EYW
18h 05m2 stops
Multiple Airlines Logo
1:06 p.m. - 12:30 a.m.
EYW
-
YUL
11h 24m1 stop
C$ 516Multiple Airlines
Mon, 30 Mar - Fri, 3 Apr
Delta Logo
7:33 p.m. - 7:42 p.m.
YUL
-
EYW
24h 09m2 stops
Delta Logo
2:40 p.m. - 8:30 a.m.
EYW
-
YUL
17h 50m2 stops
C$ 736Delta
Tue, 3 Mar - Tue, 10 Mar
Delta Logo
7:30 p.m. - 5:30 p.m.
YUL
-
EYW
22h 00m2 stops
Delta Logo
7:35 a.m. - 5:34 p.m.
EYW
-
YUL
9h 59m1 stop
C$ 789Delta
Mon, 6 Apr - Mon, 13 Apr
United Airlines Logo
6:10 a.m. - 2:51 p.m.
YUL
-
EYW
8h 41m1 stop
United Airlines Logo
6:22 p.m. - 12:13 a.m.
EYW
-
YUL
5h 51m1 stop
C$ 829United Airlines
Mon, 6 Apr - Mon, 13 Apr
WestJet Logo
7:00 a.m. - 10:59 a.m.
YUL
-
EYW
27h 59m1 stop
WestJet Logo
6:25 p.m. - 12:38 a.m.
EYW
-
YUL
30h 13m2 stops
C$ 878WestJet
Tue, 3 Mar - Tue, 10 Mar
United Airlines Logo
6:00 a.m. - 3:00 p.m.
YUL
-
EYW
9h 00m1 stop
United Airlines Logo
2:24 p.m. - 9:42 p.m.
EYW
-
YUL
7h 18m1 stop
C$ 896United Airlines
Tue, 3 Mar - Tue, 10 Mar
American Airlines Logo
7:30 a.m. - 7:12 p.m.
YUL
-
EYW
11h 42m2 stops
American Airlines Logo
7:42 p.m. - 1:45 p.m.
EYW
-
YUL
18h 03m2 stops
C$ 918American Airlines
Mon, 30 Mar - Fri, 3 Apr
United Airlines Logo
8:00 p.m. - 4:42 p.m.
YUL
-
EYW
20h 42m2 stops
United Airlines Logo
6:22 p.m. - 1:09 p.m.
EYW
-
YUL
18h 47m2 stops
C$ 993United Airlines
Mon, 6 Apr - Mon, 13 Apr
United Airlines Logo
6:00 a.m. - 3:17 p.m.
YUL
-
EYW
9h 17m1 stop
United Airlines Logo
6:05 p.m. - 6:55 a.m.
EYW
-
YUL
12h 50m2 stops
C$ 1,022United Airlines
Tue, 20 Jan - Wed, 21 Jan

Delta flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West

Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to Key West flight tickets
Delta
3 Mar
YUL7:33 p.m.Montreal Pierre Elliott Trudeau Intl
24h 09m
2 stops
EYW7:42 p.m.Key West
10 Mar
EYW2:40 p.m.Key West
17h 50m
2 stops
YUL8:30 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 736
Delta
6 Apr
YUL7:30 p.m.Montreal Pierre Elliott Trudeau Intl
22h 00m
2 stops
EYW5:30 p.m.Key West
13 Apr
EYW7:35 a.m.Key West
9h 59m
1 stop
YUL5:34 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 789

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
6 Apr
YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl
8h 41m
1 stop
EYW2:51 p.m.Key West
13 Apr
EYW6:22 p.m.Key West
5h 51m
1 stop
YUL12:13 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 829
United Airlines
3 Mar
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
9h 00m
1 stop
EYW3:00 p.m.Key West
10 Mar
EYW2:24 p.m.Key West
7h 18m
1 stop
YUL9:42 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 896
United Airlines
6 Apr
YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl
20h 42m
2 stops
EYW4:42 p.m.Key West
13 Apr
EYW6:22 p.m.Key West
18h 47m
2 stops
YUL1:09 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 993

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 11 January 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

Mon 30/3

8:00 a.m.-11:30 a.m.

1 stop27h 30m

Key West

Fri 3/4

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

1 stop11h 24m

C$ 505

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

5:25 p.m.-11:30 a.m.

2 stops18h 05m

Key West

Fri 3/4

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

1 stop11h 24m

C$ 516

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 3/3

7:33 p.m.-7:42 p.m.

2 stops24h 09m

Key West

Tue 10/3

2:40 p.m.-8:30 a.m.

2 stops17h 50m

C$ 736

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

7:30 p.m.-5:30 p.m.

2 stops22h 00m

Key West

Mon 13/4

7:35 a.m.-5:34 p.m.

1 stop9h 59m

C$ 789

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

6:10 a.m.-2:51 p.m.

1 stop8h 41m

Key West

Mon 13/4

6:22 p.m.-12:13 a.m.

1 stop5h 51m

C$ 829

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 3/3

7:00 a.m.-10:59 a.m.

1 stop27h 59m

Key West

Tue 10/3

6:25 p.m.-12:38 a.m.

2 stops30h 13m

C$ 878

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 3/3

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

1 stop9h 00m

Key West

Tue 10/3

2:24 p.m.-9:42 p.m.

1 stop7h 18m

C$ 896

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

7:30 a.m.-7:12 p.m.

2 stops11h 42m

Key West

Fri 3/4

7:42 p.m.-1:45 p.m.

2 stops18h 03m

C$ 918

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

8:00 p.m.-4:42 p.m.

2 stops20h 42m

Key West

Mon 13/4

6:22 p.m.-1:09 p.m.

2 stops18h 47m

C$ 993

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

6:00 a.m.-3:17 p.m.

1 stop9h 17m

Key West

Wed 21/1

6:05 p.m.-6:55 a.m.

2 stops12h 50m

C$ 1,022

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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

6h 45m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Key West takes 6h 45m
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 6h 45m.

  • 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

Why use momondo?

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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