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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West from $202

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 5/24. 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
6:50 pm - 5:29 pm
YUL
-
EYW
22h 39m
1 stop
Multiple Airlines Logo
12:07 pm - 12:25 am
EYW
-
YUL
12h 18m
2 stops
$540Multiple Airlines
Mon, Jun 8 - Fri, Jun 12
Multiple Airlines Logo
6:15 pm - 5:23 pm
YUL
-
EYW
23h 08m
1 stop
Multiple Airlines Logo
12:07 pm - 12:25 am
EYW
-
YUL
12h 18m
2 stops
$546Multiple Airlines
Thu, Jun 4 - Fri, Jun 12
Multiple Airlines Logo
6:50 pm - 5:29 pm
YUL
-
EYW
22h 39m
1 stop
Multiple Airlines Logo
12:07 pm - 12:25 am
EYW
-
YUL
12h 18m
2 stops
$582Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
6:15 pm - 5:23 pm
YUL
-
EYW
23h 08m
1 stop
Multiple Airlines Logo
12:07 pm - 12:25 am
EYW
-
YUL
12h 18m
2 stops
$588Multiple Airlines
Thu, Jun 4 - Mon, Jun 15
United Airlines Logo
6:10 am - 3:07 pm
YUL
-
EYW
8h 57m
1 stop
United Airlines Logo
2:26 pm - 10:06 pm
EYW
-
YUL
7h 40m
1 stop
$620United Airlines
Wed, Jun 3 - Tue, Jun 16
Delta Logo
6:00 am - 5:23 pm
YUL
-
EYW
11h 23m
2 stops
Delta Logo
6:19 pm - 11:57 pm
EYW
-
YUL
5h 38m
1 stop
$623Delta
Thu, May 21 - Thu, May 28
Delta Logo
7:44 pm - 1:28 pm
YUL
-
EYW
17h 44m
2 stops
Delta Logo
6:24 pm - 11:59 pm
EYW
-
YUL
5h 35m
1 stop
$624Delta
Mon, Jun 8 - Sat, Jun 13
Multiple Airlines Logo
6:50 pm - 5:29 pm
YUL
-
EYW
22h 39m
1 stop
Multiple Airlines Logo
12:05 pm - 12:25 am
EYW
-
YUL
12h 20m
2 stops
$627Multiple Airlines
Mon, Jun 8 - Sun, Jun 14
United Airlines Logo
4:40 pm - 1:30 pm
YUL
-
EYW
20h 50m
2 stops
United Airlines Logo
2:26 pm - 10:06 pm
EYW
-
YUL
7h 40m
1 stop
$628United Airlines
Mon, Jun 8 - Wed, Jun 10
American Airlines Logo
7:29 am - 9:53 pm
YUL
-
EYW
14h 24m
1 stop
American Airlines Logo
5:25 pm - 12:18 pm
EYW
-
YUL
18h 53m
2 stops
$629American Airlines
Tue, May 12 - Tue, May 19

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
May 21
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
11h 23m
2 stops
EYW5:23 pmKey West
May 28
EYW6:19 pmKey West
5h 38m
1 stop
YUL11:57 pmMontreal Pierre Elliott Trudeau Intl
$623
Delta
Jun 8
YUL7:44 pmMontreal Pierre Elliott Trudeau Intl
17h 44m
2 stops
EYW1:28 pmKey West
Jun 13
EYW6:24 pmKey West
5h 35m
1 stop
YUL11:59 pmMontreal Pierre Elliott Trudeau Intl
$624
Delta
May 13
YUL12:40 pmMontreal Pierre Elliott Trudeau Intl
7h 09m
1 stop
EYW7:49 pmKey West
May 15
EYW6:19 pmKey West
5h 38m
1 stop
YUL11:57 pmMontreal Pierre Elliott Trudeau Intl
$632

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
May 12
YUL7:29 amMontreal Pierre Elliott Trudeau Intl
14h 24m
1 stop
EYW9:53 pmKey West
May 19
EYW5:25 pmKey West
18h 53m
2 stops
YUL12:18 pmMontreal Pierre Elliott Trudeau Intl
$629
American Airlines
Jun 6
YUL7:29 amMontreal Pierre Elliott Trudeau Intl
8h 38m
1 stop
EYW4:07 pmKey West
Jun 13
EYW11:31 amKey West
11h 58m
1 stop
YUL11:29 pmMontreal Pierre Elliott Trudeau Intl
$644
American Airlines
May 25
YUL7:10 amMontreal Pierre Elliott Trudeau Intl
12h 00m
1 stop
EYW7:10 pmKey West
Jun 1
EYW7:29 pmKey West
18h 21m
1 stop
YUL1:50 pmMontreal Pierre Elliott Trudeau Intl
$652

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 832,500 searches. Data last updated April 11, 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

Mon 6/8

6:50 pm-5:29 pm

1 stop22h 39m

Key West

Fri 6/12

12:07 pm-12:25 am

2 stops12h 18m

$540

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Thu 6/4

6:15 pm-5:23 pm

1 stop23h 08m

Key West

Fri 6/12

12:07 pm-12:25 am

2 stops12h 18m

$546

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 6/8

6:50 pm-5:29 pm

1 stop22h 39m

Key West

Mon 6/15

12:07 pm-12:25 am

2 stops12h 18m

$582

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Thu 6/4

6:15 pm-5:23 pm

1 stop23h 08m

Key West

Mon 6/15

12:07 pm-12:25 am

2 stops12h 18m

$588
Quickest round-trip

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 6/3

6:10 am-3:07 pm

1 stop8h 57m

Key West

Tue 6/16

2:26 pm-10:06 pm

1 stop7h 40m

$620

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Thu 5/21

6:00 am-5:23 pm

2 stops11h 23m

Key West

Thu 5/28

6:19 pm-11:57 pm

1 stop5h 38m

$623

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 6/8

7:44 pm-1:28 pm

2 stops17h 44m

Key West

Sat 6/13

6:24 pm-11:59 pm

1 stop5h 35m

$624

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 6/8

6:50 pm-5:29 pm

1 stop22h 39m

Key West

Sun 6/14

12:05 pm-12:25 am

2 stops12h 20m

$627

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 6/8

4:40 pm-1:30 pm

2 stops20h 50m

Key West

Wed 6/10

2:26 pm-10:06 pm

1 stop7h 40m

$628

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 5/12

7:29 am-9:53 pm

1 stop14h 24m

Key West

Tue 5/19

5:25 pm-12:18 pm

2 stops18h 53m

$629

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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?

United Airlines and Delta are the most popular carriers 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 27m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Key West takes 7h 27m
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

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 1511.6 mi between Montreal Pierre Elliott Trudeau Intl and Key West. In terms of flight time, this usually takes a little over 7h 27m.

  • 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 are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 necessary travel and health documents for your Key West 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.

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
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?

Once all potential Montreal to Key West flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Key West from Montreal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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