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Cheap flights from Montreal to Florida Keys from C$ 220

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — EYW
14 Feb — 21 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 January 2026.

Round-trip from

C$ 336

One-way from

C$ 220

Popular in

December

Cheapest in

April

Average price

C$ 484
Air Canada
  • Air Canada
  • 25/3-29/3
  • Nonstop
  • 7h 39m total
  • Montreal to Florida Keys
Search Deals
Air Canada
  • Air Canada
  • 8/3
  • 2 total stops
  • 8h 41m total
  • Montreal to Florida Keys
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 71 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 January 2026
Search Deals

Find 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 January 2026.

Fri 24/46:30 p.m.
YUL
-
MIA
Nonstop3h 47m
Air Canada
Thu 30/412:25 p.m.
MIA
-
YUL
Nonstop3h 40m
Air Canada
Deal found 14/1C$ 336
Fri 6/27:00 a.m.
YUL
-
MIA
1 stop15h 22m
American Airlines
Sun 8/26:40 a.m.
MIA
-
YUL
1 stop5h 44m
American Airlines
Deal found 14/1C$ 338
Tue 17/34:10 p.m.
YUL
-
MIA
1 stop8h 06m
Air Canada
Fri 27/34:20 p.m.
MIA
-
YUL
1 stop8h 12m
Air Canada
Deal found 14/1C$ 339
Wed 11/26:30 p.m.
YUL
-
MIA
Nonstop3h 59m
Air Canada
Wed 18/212:25 p.m.
MIA
-
YUL
Nonstop3h 39m
Air Canada
Deal found 14/1C$ 340
Fri 20/36:30 p.m.
YUL
-
MIA
Nonstop3h 59m
Air Canada
Fri 27/38:00 a.m.
MIA
-
YUL
Nonstop3h 39m
Air Canada
Deal found 14/1C$ 342
Thu 19/37:40 a.m.
YUL
-
MIA
Nonstop3h 59m
Air Canada
Tue 31/312:25 p.m.
MIA
-
YUL
1 stop5h 58m
Air Canada
Deal found 14/1C$ 345
Thu 12/28:00 a.m.
YUL
-
MIA
1 stop7h 21m
Air Canada
Thu 19/27:25 a.m.
MIA
-
YUL
2 stops8h 31m
Air Canada
Deal found 13/1C$ 346
Sun 8/25:10 p.m.
YUL
-
MIA
1 stop7h 06m
Air Canada
Thu 26/27:25 a.m.
MIA
-
YUL
2 stops9h 25m
Air Canada
Deal found 14/1C$ 347
Mon 13/46:35 p.m.
YUL
-
MIA
1 stop16h 56m
United Airlines
Wed 22/41:20 p.m.
MIA
-
YUL
1 stop10h 53m
United Airlines
Deal found 14/1C$ 349
Wed 11/26:30 p.m.
YUL
-
MIA
Nonstop3h 59m
Air Canada
Tue 24/27:25 a.m.
MIA
-
YUL
1 stop6h 57m
Air Canada
Deal found 14/1C$ 352
Tue 21/412:15 p.m.
YUL
-
MIA
1 stop7h 58m
Air Canada
Tue 28/412:25 p.m.
MIA
-
YUL
Nonstop3h 40m
Air Canada
Deal found 14/1C$ 353
Tue 11/87:00 a.m.
YUL
-
EYW
1 stop6h 09m
Delta
Tue 18/82:35 p.m.
EYW
-
YUL
1 stop9h 21m
Delta
Deal found 14/1C$ 806

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 January 2026.
Use the filters below to find and compare flights from Montreal to Florida Keys that are best for you.

Fly from

Montreal

Fly to

Florida Keys

Route

Depart

Return

Price

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 28/1

9:15 a.m.-4:22 p.m.

1 stop7h 07m

Miami

Tue 3/2

7:15 a.m.-1:28 p.m.

1 stop6h 13m

C$ 349

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

6:45 p.m.-12:50 a.m.

1 stop6h 05m

Miami

Thu 30/4

8:06 a.m.-5:34 p.m.

1 stop9h 28m

C$ 349

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sat 7/2

6:00 a.m.-10:20 p.m.

2 stops16h 20m

Miami

Sat 28/2

6:00 a.m.-1:28 p.m.

1 stop7h 28m

C$ 349

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

9:30 a.m.-6:51 p.m.

1 stop9h 21m

Miami

Wed 29/4

9:25 a.m.-6:50 p.m.

1 stop9h 25m

C$ 349

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

9:15 a.m.-4:16 p.m.

1 stop7h 01m

Miami

Fri 1/5

9:16 a.m.-4:21 p.m.

1 stop7h 05m

C$ 367

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

11:23 a.m.-5:04 p.m.

1 stop5h 41m

Miami

Wed 6/5

7:01 a.m.-1:10 p.m.

1 stop6h 09m

C$ 367

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

9:45 a.m.-10:45 p.m.

1 stop13h 00m

Miami

Fri 1/5

9:16 a.m.-4:21 p.m.

1 stop7h 05m

C$ 367

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Mon 27/4

6:00 a.m.-1:14 p.m.

1 stop7h 14m

Miami

Fri 1/5

9:16 a.m.-4:21 p.m.

1 stop7h 05m

C$ 367

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

12:46 p.m.-10:47 p.m.

1 stop10h 01m

Miami

Wed 29/4

6:00 a.m.-11:41 a.m.

1 stop5h 41m

C$ 370

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

9:30 a.m.-6:51 p.m.

1 stop9h 21m

Miami

Wed 29/4

6:00 a.m.-11:41 a.m.

1 stop5h 41m

C$ 370

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/1

Showing 1-10 of 32 results
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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 January 2026.
Read through reviews of airlines operating flights from Montreal to Florida Keys, such as Porter Airlines,United Airlines, andAmerican Airlines. 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
408 reviews
Check prices

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
408 reviews
Porter Airlines
8.0
Very good
408 reviews
Check prices

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,164 reviews
Porter Airlines
8.0
Very good
408 reviews
Check prices

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
American Airlines
7.2
Good
11,136 reviews
Porter Airlines
8.0
Very good
408 reviews
Check prices

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
WestJet
7.2
Good
3,243 reviews
Porter Airlines
8.0
Very good
408 reviews
Check prices

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,624 reviews
Porter Airlines
8.0
Very good
408 reviews
Check prices

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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 6h 05m. United Airlines provides one of the quickest options available for as low as C$ 349. 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 Air Transat. According to our data, you can fly for as low as C$ 146. Users have also found prices from C$ 154 and C$ 212 on Porter Airlines and Air Canada, 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montreal to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Montreal to Florida Keys?

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.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Florida Keys?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Montreal to Florida Keys.

Can Cheapflights find flights from Montreal to Florida Keys with no change fees?

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

Can Cheapflights notify me if prices for flights from Montreal to Florida Keys become cheaper?

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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