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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West from $283

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 7/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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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.
Delta Logo
7:00 am - 12:26 pm
YUL
-
EYW
5h 26m
1 stop
Delta Logo
2:35 pm - 11:56 pm
EYW
-
YUL
9h 21m
1 stop
$651Delta
Sun, Sep 6 - Thu, Sep 10
WestJet Logo
7:00 am - 5:20 pm
YUL
-
EYW
10h 20m
1 stop
WestJet Logo
6:00 pm - 4:45 pm
EYW
-
YUL
22h 45m
2 stops
$661WestJet
Sun, Sep 6 - Thu, Sep 10
WestJet Logo
6:45 am - 1:00 pm
YUL
-
EYW
30h 15m
2 stops
WestJet Logo
7:00 am - 4:45 pm
EYW
-
YUL
9h 45m
2 stops
$669WestJet
Sun, Sep 6 - Thu, Sep 10
American Airlines Logo
7:29 am - 4:07 pm
YUL
-
EYW
8h 38m
1 stop
American Airlines Logo
4:40 pm - 1:49 pm
EYW
-
YUL
21h 09m
1 stop
$674American Airlines
Fri, Jun 26 - Thu, Jul 2
American Airlines Logo
4:16 pm - 11:01 am
YUL
-
EYW
18h 45m
2 stops
American Airlines Logo
7:33 pm - 1:49 pm
EYW
-
YUL
18h 16m
1 stop
$684American Airlines
Fri, Jun 26 - Thu, Jul 2
American Airlines Logo
4:16 pm - 11:01 am
YUL
-
EYW
18h 45m
2 stops
American Airlines Logo
7:33 pm - 12:29 pm
EYW
-
YUL
16h 56m
2 stops
$689American Airlines
Fri, Jun 26 - Thu, Jul 2
United Airlines Logo
6:00 am - 1:30 pm
YUL
-
EYW
7h 30m
1 stop
United Airlines Logo
2:26 pm - 10:06 pm
EYW
-
YUL
7h 40m
1 stop
$696United Airlines
Tue, Jun 16 - Fri, Jun 19
United Airlines Logo
6:10 am - 3:09 pm
YUL
-
EYW
8h 59m
1 stop
United Airlines Logo
2:26 pm - 10:06 pm
EYW
-
YUL
7h 40m
1 stop
$697United Airlines
Tue, Jun 16 - Fri, Jun 19
United Airlines Logo
1:10 pm - 3:19 pm
YUL
-
EYW
26h 09m
2 stops
United Airlines Logo
2:26 pm - 10:06 pm
EYW
-
YUL
7h 40m
1 stop
$707United Airlines
Fri, Jul 3 - Fri, Jul 10
WestJet Logo
6:45 am - 7:54 pm
YUL
-
EYW
13h 09m
2 stops
WestJet Logo
6:00 pm - 11:56 pm
EYW
-
YUL
5h 56m
1 stop
$719WestJet
Sun, Sep 6 - Thu, Sep 10

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
Jun 16
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
7h 30m
1 stop
EYW1:30 pmKey West
Jun 19
EYW2:26 pmKey West
7h 40m
1 stop
YUL10:06 pmMontreal Pierre Elliott Trudeau Intl
$696
United Airlines
Jun 16
YUL6:10 amMontreal Pierre Elliott Trudeau Intl
8h 59m
1 stop
EYW3:09 pmKey West
Jun 19
EYW2:26 pmKey West
7h 40m
1 stop
YUL10:06 pmMontreal Pierre Elliott Trudeau Intl
$697
United Airlines
Jul 3
YUL1:10 pmMontreal Pierre Elliott Trudeau Intl
26h 09m
2 stops
EYW3:19 pmKey West
Jul 10
EYW2:26 pmKey West
7h 40m
1 stop
YUL10:06 pmMontreal Pierre Elliott Trudeau Intl
$707

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
Sep 6
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
5h 26m
1 stop
EYW12:26 pmKey West
Sep 10
EYW2:35 pmKey West
9h 21m
1 stop
YUL11:56 pmMontreal Pierre Elliott Trudeau Intl
$651
Delta
Jun 16
YUL12:48 pmMontreal Pierre Elliott Trudeau Intl
7h 05m
1 stop
EYW7:53 pmKey West
Jun 19
EYW7:50 amKey West
15h 38m
2 stops
YUL11:28 pmMontreal Pierre Elliott Trudeau Intl
$758

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 May 29, 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
Quickest round-trip

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 9/6

7:00 am-12:26 pm

1 stop5h 26m

Key West

Thu 9/10

2:35 pm-11:56 pm

1 stop9h 21m

$651

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 9/6

7:00 am-5:20 pm

1 stop10h 20m

Key West

Thu 9/10

6:00 pm-4:45 pm

2 stops22h 45m

$661

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 9/6

6:45 am-1:00 pm

2 stops30h 15m

Key West

Thu 9/10

7:00 am-4:45 pm

2 stops9h 45m

$669

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 6/26

7:29 am-4:07 pm

1 stop8h 38m

Key West

Thu 7/2

4:40 pm-1:49 pm

1 stop21h 09m

$674

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 6/26

4:16 pm-11:01 am

2 stops18h 45m

Key West

Thu 7/2

7:33 pm-1:49 pm

1 stop18h 16m

$684

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 6/26

4:16 pm-11:01 am

2 stops18h 45m

Key West

Thu 7/2

7:33 pm-12:29 pm

2 stops16h 56m

$689

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 6/16

6:00 am-1:30 pm

1 stop7h 30m

Key West

Fri 6/19

2:26 pm-10:06 pm

1 stop7h 40m

$696

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 6/16

6:10 am-3:09 pm

1 stop8h 59m

Key West

Fri 6/19

2:26 pm-10:06 pm

1 stop7h 40m

$697

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 7/3

1:10 pm-3:19 pm

2 stops26h 09m

Key West

Fri 7/10

2:26 pm-10:06 pm

1 stop7h 40m

$707

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 9/6

6:45 am-7:54 pm

2 stops13h 09m

Key West

Thu 9/10

6:00 pm-11:56 pm

1 stop5h 56m

$719

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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

5h 26m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Key West takes 5h 26m
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 1511.6 mi between Montreal Pierre Elliott Trudeau Intl and Key West. In terms of flight time, this usually takes a little over 5h 26m.

  • 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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