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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West from C$ 391

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 9/7. 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 Montreal Pierre Elliott Trudeau Intl Airport to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:00 a.m. - 5:20 p.m.
YUL
-
EYW
10h 20m
1 stop
WestJet Logo
7:40 a.m. - 1:41 p.m.
EYW
-
YUL
6h 01m
1 stop
C$ 890WestJet
Tue, 18 Aug - Sat, 5 Sep
WestJet Logo
6:45 a.m. - 5:20 p.m.
YUL
-
EYW
10h 35m
2 stops
WestJet Logo
7:40 a.m. - 11:56 p.m.
EYW
-
YUL
16h 16m
1 stop
C$ 897WestJet
Tue, 18 Aug - Sat, 5 Sep
United Airlines Logo
6:00 a.m. - 1:34 p.m.
YUL
-
EYW
7h 34m
1 stop
United Airlines Logo
2:20 p.m. - 10:06 p.m.
EYW
-
YUL
7h 46m
1 stop
C$ 899United Airlines
Mon, 5 Oct - Sat, 17 Oct
American Airlines Logo
5:34 p.m. - 10:56 a.m.
YUL
-
EYW
17h 22m
2 stops
American Airlines Logo
7:10 p.m. - 11:43 a.m.
EYW
-
YUL
16h 33m
2 stops
C$ 908American Airlines
Tue, 18 Aug - Sat, 5 Sep
American Airlines Logo
7:50 a.m. - 1:41 p.m.
YUL
-
EYW
5h 51m
1 stop
American Airlines Logo
7:29 p.m. - 12:28 p.m.
EYW
-
YUL
16h 59m
2 stops
C$ 919American Airlines
Sun, 21 Jun - Sun, 28 Jun
American Airlines Logo
7:29 a.m. - 4:07 p.m.
YUL
-
EYW
8h 38m
1 stop
American Airlines Logo
4:40 p.m. - 1:49 p.m.
EYW
-
YUL
21h 09m
1 stop
C$ 930American Airlines
Fri, 26 Jun - Thu, 2 Jul
American Airlines Logo
4:16 p.m. - 11:01 a.m.
YUL
-
EYW
18h 45m
2 stops
American Airlines Logo
7:33 p.m. - 1:49 p.m.
EYW
-
YUL
18h 16m
1 stop
C$ 944American Airlines
Fri, 26 Jun - Thu, 2 Jul
American Airlines Logo
4:16 p.m. - 11:01 a.m.
YUL
-
EYW
18h 45m
2 stops
American Airlines Logo
7:33 p.m. - 12:29 p.m.
EYW
-
YUL
16h 56m
2 stops
C$ 951American Airlines
Fri, 26 Jun - Thu, 2 Jul
United Airlines Logo
6:00 a.m. - 1:30 p.m.
YUL
-
EYW
7h 30m
1 stop
United Airlines Logo
2:26 p.m. - 10:06 p.m.
EYW
-
YUL
7h 40m
1 stop
C$ 961United Airlines
Tue, 16 Jun - Fri, 19 Jun
United Airlines Logo
6:10 a.m. - 3:09 p.m.
YUL
-
EYW
8h 59m
1 stop
United Airlines Logo
2:26 p.m. - 10:06 p.m.
EYW
-
YUL
7h 40m
1 stop
C$ 962United Airlines
Tue, 16 Jun - Fri, 19 Jun

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
8 Jun
YUL12:48 p.m.Montreal Pierre Elliott Trudeau Intl
7h 05m
1 stop
EYW7:53 p.m.Key West
15 Jun
EYW6:24 p.m.Key West
5h 31m
1 stop
YUL11:55 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,028
Delta
5 Oct
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
10h 24m
1 stop
EYW5:24 p.m.Key West
17 Oct
EYW7:00 a.m.Key West
8h 59m
2 stops
YUL3:59 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,045
Delta
16 Jun
YUL12:48 p.m.Montreal Pierre Elliott Trudeau Intl
7h 05m
1 stop
EYW7:53 p.m.Key West
19 Jun
EYW7:50 a.m.Key West
15h 38m
2 stops
YUL11:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,046

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
5 Oct
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
7h 34m
1 stop
EYW1:34 p.m.Key West
17 Oct
EYW2:20 p.m.Key West
7h 46m
1 stop
YUL10:06 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 899
United Airlines
16 Jun
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
7h 30m
1 stop
EYW1:30 p.m.Key West
19 Jun
EYW2:26 p.m.Key West
7h 40m
1 stop
YUL10:06 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 961
United Airlines
16 Jun
YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl
8h 59m
1 stop
EYW3:09 p.m.Key West
19 Jun
EYW2:26 p.m.Key West
7h 40m
1 stop
YUL10:06 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 962

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 26 May 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

Cheapest round-trip

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 18/8

7:00 a.m.-5:20 p.m.

1 stop10h 20m

Key West

Sat 5/9

7:40 a.m.-1:41 p.m.

1 stop6h 01m

C$ 890

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 18/8

6:45 a.m.-5:20 p.m.

2 stops10h 35m

Key West

Sat 5/9

7:40 a.m.-11:56 p.m.

1 stop16h 16m

C$ 897

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 5/10

6:00 a.m.-1:34 p.m.

1 stop7h 34m

Key West

Sat 17/10

2:20 p.m.-10:06 p.m.

1 stop7h 46m

C$ 899

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 18/8

5:34 p.m.-10:56 a.m.

2 stops17h 22m

Key West

Sat 5/9

7:10 p.m.-11:43 a.m.

2 stops16h 33m

C$ 908

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 21/6

7:50 a.m.-1:41 p.m.

1 stop5h 51m

Key West

Sun 28/6

7:29 p.m.-12:28 p.m.

2 stops16h 59m

C$ 919

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 26/6

7:29 a.m.-4:07 p.m.

1 stop8h 38m

Key West

Thu 2/7

4:40 p.m.-1:49 p.m.

1 stop21h 09m

C$ 930

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 26/6

4:16 p.m.-11:01 a.m.

2 stops18h 45m

Key West

Thu 2/7

7:33 p.m.-1:49 p.m.

1 stop18h 16m

C$ 944

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 26/6

4:16 p.m.-11:01 a.m.

2 stops18h 45m

Key West

Thu 2/7

7:33 p.m.-12:29 p.m.

2 stops16h 56m

C$ 951
Quickest round-trip

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

6:00 a.m.-1:30 p.m.

1 stop7h 30m

Key West

Fri 19/6

2:26 p.m.-10:06 p.m.

1 stop7h 40m

C$ 961

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

6:10 a.m.-3:09 p.m.

1 stop8h 59m

Key West

Fri 19/6

2:26 p.m.-10:06 p.m.

1 stop7h 40m

C$ 962

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Key West from

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Key West

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 Montreal Pierre Elliott Trudeau Intl to Key West?

Delta is the most popular carrier operating from Montreal Pierre Elliott Trudeau Intl to Key West

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 30m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Key West takes 7h 30m
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.
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Frequently asked questions about flying from Montreal Pierre Elliott Trudeau Intl Airport to Key West

  • 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 30m.

  • 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.

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.

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

Yes. momondo can track prices for Montreal to Key West 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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