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Cheap flights from Montreal to Florida Keys from C$ 244

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — EYW
14 Apr — 21 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Florida Keys

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Florida Keys
Explore the most affordable flight options available from Montreal to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 March 2026.

Wed 9/96:15 p.m.
YUL
-
MIA
1 stop6h 39m
WestJet
Fri 18/97:00 a.m.
MIA
-
YUL
1 stop10h 05m
WestJet
Deal found 14/3C$ 414
Sun 19/47:00 a.m.
YUL
-
MIA
1 stop7h 12m
WestJet
Mon 27/47:00 a.m.
MIA
-
YUL
1 stop6h 39m
WestJet
Deal found 15/3C$ 416
Sat 2/57:00 a.m.
YUL
-
MIA
1 stop11h 06m
WestJet
Sat 9/57:00 a.m.
MIA
-
YUL
1 stop6h 39m
WestJet
Deal found 11/3C$ 417
Thu 7/56:51 p.m.
YUL
-
MIA
1 stop5h 56m
WestJet
Thu 14/56:33 a.m.
MIA
-
YUL
1 stop17h 08m
WestJet
Deal found 15/3C$ 418
Mon 20/412:50 p.m.
YUL
-
MIA
1 stop5h 45m
WestJet
Fri 24/46:00 a.m.
MIA
-
YUL
1 stop5h 36m
WestJet
Deal found 13/3C$ 420
Mon 4/57:00 a.m.
YUL
-
MIA
1 stop11h 35m
WestJet
Sun 10/57:05 a.m.
MIA
-
YUL
1 stop10h 37m
WestJet
Deal found 13/3C$ 421
Mon 4/58:00 p.m.
YUL
-
MIA
2 stops14h 46m
WestJet
Fri 8/58:05 a.m.
MIA
-
YUL
1 stop15h 08m
WestJet
Deal found 12/3C$ 423
Thu 9/46:46 p.m.
YUL
-
MIA
1 stop6h 06m
WestJet
Fri 17/46:00 a.m.
MIA
-
YUL
1 stop5h 36m
WestJet
Deal found 11/3C$ 424
Mon 27/412:50 p.m.
YUL
-
MIA
1 stop5h 45m
WestJet
Tue 5/56:15 p.m.
MIA
-
YUL
1 stop5h 36m
WestJet
Deal found 13/3C$ 425
Tue 5/59:30 a.m.
YUL
-
MIA
1 stop9h 22m
WestJet
Sun 10/57:05 a.m.
MIA
-
YUL
1 stop10h 37m
WestJet
Deal found 11/3C$ 428
Wed 8/41:03 p.m.
YUL
-
MIA
2 stops8h 27m
American Airlines
Thu 9/48:31 a.m.
MIA
-
YUL
1 stop13h 06m
American Airlines
Deal found 15/3C$ 429
Sat 18/45:25 p.m.
YUL
-
EYW
2 stops15h 41m
Multiple Airlines
Sun 26/412:26 p.m.
EYW
-
YUL
1 stop28h 02m
Multiple Airlines
Deal found 12/3C$ 561

Find flight deals from Montreal to Florida Keys

Keep the following information in mind while searching for Montreal to Florida Keys flight deals. Data was last updated 15 March 2026.

Round-trip from

C$ 416

One-way from

C$ 244

Popular in

December

Cheapest in

April

Average price

C$ 508
WestJet
  • WestJet
  • 19/4-27/4
  • 2 total stops
  • 13h 51m total
  • Montreal to Florida Keys
Search Deals
Porter Airlines
  • Porter Airlines
  • 9/4
  • 1 total stop
  • 6h 19m total
  • Montreal to Florida Keys
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Florida Keys 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, Cheapflights users made 629,999 searches. Data last updated 15 March 2026.
Use the filters below to find and compare flights from Montreal to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 1/4

6:10 a.m.-10:45 p.m.

1 stop16h 35m

Miami

Wed 8/4

6:00 p.m.-12:13 a.m.

1 stop6h 13m

C$ 503
Quickest round-trip

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

7:40 a.m.-11:27 a.m.

Nonstop3h 47m

Miami

Tue 14/4

8:00 a.m.-11:32 a.m.

Nonstop3h 32m

C$ 512

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 31/3

6:45 p.m.-12:52 a.m.

1 stop6h 07m

Miami

Tue 7/4

8:10 a.m.-5:41 p.m.

1 stop9h 31m

C$ 521

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Mon 27/4

3:25 p.m.-11:22 p.m.

1 stop7h 57m

Miami

Mon 4/5

7:40 p.m.-10:40 a.m.

1 stop15h 00m

C$ 521

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 9/6

7:10 a.m.-11:00 a.m.

Nonstop3h 50m

Miami

Sun 14/6

7:45 p.m.-11:29 p.m.

Nonstop3h 44m

C$ 565

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sun 19/7

7:00 a.m.-5:21 p.m.

1 stop10h 21m

Miami

Thu 6/8

3:35 p.m.-11:56 p.m.

1 stop8h 21m

C$ 616

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 19/4

4:35 p.m.-12:26 p.m.

1 stop19h 51m

Key West

Mon 27/4

2:30 p.m.-6:25 p.m.

2 stops27h 55m

C$ 621

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

6:45 a.m.-1:09 p.m.

1 stop6h 24m

Miami

Wed 8/4

7:45 p.m.-11:28 p.m.

Nonstop3h 43m

C$ 645

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 2/4

12:42 p.m.-10:26 p.m.

1 stop9h 44m

Miami

Wed 8/4

3:33 p.m.-11:44 p.m.

1 stop8h 11m

C$ 656

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

6:45 a.m.-1:04 p.m.

1 stop6h 19m

Miami

Mon 13/4

2:10 p.m.-12:35 a.m.

1 stop10h 25m

C$ 660

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/3

Showing 1-10 of 33 resultsSorted by cheapest first
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3
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Best time to book a flight from Montreal to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from Montreal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montreal to Florida Keys
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Florida Keys. Reviews last updated 15 March 2026.
Read through reviews of airlines operating flights from Montreal to Florida Keys, such as Porter Airlines,United Airlines, andWestJet. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
423 reviews
Check prices

Comfort

8.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
423 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Comfort

8.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,428 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Comfort

8.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
WestJet
7.2
Good
3,295 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Comfort

8.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
American Airlines
7.1
Good
11,471 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Comfort

8.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,803 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Comfort

8.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Related info for your journey

Find useful and relevant information for your journey from Montreal to Florida Keys. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montreal to Florida Keys?

    A quick flight from Montreal to Florida Keys can take about 3h 47m. United Airlines provides one of the quickest options available for as low as C$ 512. There are 2261 km between Montreal and Florida Keys. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Montreal to Florida Keys one-way?

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as C$ 178. Users have also found prices from C$ 217 and C$ 222 on Delta and Air Transat, respectively.

  • Can I find deals for flights from Montreal to Florida Keys that include hotel bookings?

    Yes. In addition to deals on Montreal to Florida Keys flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Florida Keys?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Florida Keys.

  • Can I find deals for business class flights from Montreal to Florida Keys?

    Yes. Cheapflights offers flight deals from Montreal to Florida Keys by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Cheapflights makes it easy to find Montreal to Florida Keys flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Montreal to Florida Keys flexibly with Cheapflights today.

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Yes, Cheapflights offers price alerts on Montreal to Florida Keys flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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