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Cheap flights from Montreal to Florida Keys from C$ 238

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 30/4. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — EYW
23 May — 30 May1
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 23 April 2026.

Sat 30/59:30 a.m.
YUL
-
MIA
1 stop8h 50m
WestJet
Fri 5/67:05 a.m.
MIA
-
YUL
1 stop10h 38m
WestJet
Deal found 19/4C$ 407
Fri 19/69:30 a.m.
YUL
-
MIA
1 stop11h 56m
WestJet
Fri 26/66:00 a.m.
MIA
-
YUL
1 stop17h 59m
WestJet
Deal found 20/4C$ 408
Tue 21/76:47 p.m.
YUL
-
MIA
1 stop6h 08m
WestJet
Tue 28/76:00 a.m.
MIA
-
YUL
1 stop5h 39m
WestJet
Deal found 19/4C$ 410
Sat 18/79:30 a.m.
YUL
-
MIA
1 stop13h 06m
WestJet
Tue 28/76:00 a.m.
MIA
-
YUL
1 stop5h 39m
WestJet
Deal found 19/4C$ 413
Tue 2/66:00 a.m.
YUL
-
MIA
1 stop5h 35m
WestJet
Fri 12/67:10 a.m.
MIA
-
YUL
1 stop10h 35m
WestJet
Deal found 20/4C$ 414
Thu 4/66:51 p.m.
YUL
-
MIA
1 stop5h 56m
WestJet
Tue 16/64:00 p.m.
MIA
-
YUL
1 stop7h 59m
WestJet
Deal found 20/4C$ 415
Mon 8/66:00 a.m.
YUL
-
MIA
1 stop6h 30m
WestJet
Fri 12/66:25 a.m.
MIA
-
YUL
1 stop12h 29m
WestJet
Deal found 21/4C$ 417
Tue 19/59:30 a.m.
YUL
-
MIA
1 stop8h 50m
WestJet
Tue 26/56:00 a.m.
MIA
-
YUL
1 stop5h 35m
WestJet
Deal found 21/4C$ 418
Mon 1/67:00 a.m.
YUL
-
MIA
1 stop5h 56m
WestJet
Tue 30/67:10 a.m.
MIA
-
YUL
1 stop10h 35m
WestJet
Deal found 22/4C$ 421
Sat 19/912:45 p.m.
YUL
-
MIA
1 stop22h 46m
WestJet
Mon 28/96:50 a.m.
MIA
-
YUL
2 stops24h 15m
WestJet
Deal found 20/4C$ 425
Sat 9/59:30 a.m.
YUL
-
EYW
1 stop28h 12m
Delta
Fri 15/52:32 p.m.
EYW
-
YUL
1 stop23h 07m
Delta
Deal found 20/4C$ 724
Sat 9/52:29 p.m.
YUL
-
EYW
1 stop23h 13m
Delta
Thu 14/52:32 p.m.
EYW
-
YUL
1 stop18h 07m
Delta
Deal found 20/4C$ 750

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 23 April 2026.

Round-trip from

C$ 407

One-way from

C$ 238

Popular in

December

Cheapest in

June

Average price

C$ 531
WestJet
  • WestJet
  • 30/5-5/6
  • 2 total stops
  • 19h 28m total
  • Montreal to Florida Keys
Search Deals
Porter Airlines
  • Porter Airlines
  • 30/4
  • 1 total stop
  • 6h 19m total
  • Montreal to Florida Keys
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 23 April 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

Sun 24/5

2:29 p.m.-10:52 p.m.

1 stop8h 23m

Miami

Wed 27/5

7:05 a.m.-5:43 p.m.

1 stop10h 38m

C$ 466

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sat 30/5

9:30 a.m.-6:20 p.m.

1 stop8h 50m

Miami

Fri 5/6

6:00 a.m.-11:35 a.m.

1 stop5h 35m

C$ 493

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

12:50 p.m.-10:48 p.m.

1 stop9h 58m

Miami

Mon 11/5

7:05 a.m.-5:43 p.m.

1 stop10h 38m

C$ 494

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 20/5

12:40 p.m.-9:18 p.m.

1 stop8h 38m

Miami

Sun 24/5

6:00 a.m.-11:35 a.m.

1 stop5h 35m

C$ 494

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Fri 5/6

6:51 p.m.-12:47 a.m.

1 stop5h 56m

Miami

Tue 16/6

1:38 p.m.-11:28 p.m.

1 stop9h 50m

C$ 525

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

12:40 p.m.-9:27 p.m.

1 stop8h 47m

Miami

Mon 11/5

5:51 p.m.-11:57 p.m.

1 stop6h 06m

C$ 556

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

7:00 a.m.-2:12 p.m.

1 stop7h 12m

Miami

Sun 10/5

2:01 p.m.-11:57 p.m.

1 stop9h 56m

C$ 556

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

7:00 a.m.-12:56 p.m.

1 stop5h 56m

Miami

Sun 17/5

7:05 a.m.-5:43 p.m.

1 stop10h 38m

C$ 556

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

7:00 a.m.-5:10 p.m.

1 stop10h 10m

Miami

Sun 10/5

2:01 p.m.-11:57 p.m.

1 stop9h 56m

C$ 587

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

7:00 a.m.-2:56 p.m.

1 stop7h 56m

Miami

Tue 19/5

12:40 p.m.-11:13 p.m.

1 stop10h 33m

C$ 587

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/4

Showing 1-10 of 33 resultsSorted by cheapest first
1
2
3
4

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

What is the cheapest month to book a flight from Montreal to Florida Keys?

Currently, September is the cheapest month in which you can book a flight from Montreal to Florida Keys (average of C$ 219). Flying from Montreal to Florida Keys in October is currently the most expensive (average of C$ 1,007). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 23 April 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
435 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

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
435 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

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
9,637 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

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
3,324 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

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
11,656 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

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
10,957 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.6

Crew

8.6

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 8h 23m. Delta provides one of the quickest options available for as low as C$ 466. There are 2261 km between Montreal and Florida Keys.

  • 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$ 177. Users have also found prices from C$ 216 and C$ 221 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.

  • What is the cheapest month to book a flight from Montreal to Florida Keys?

    Currently, September is the cheapest month in which you can book a flight from Montreal to Florida Keys (average of C$ 219). Flying from Montreal to Florida Keys in October is currently the most expensive (average of C$ 1,007). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

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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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