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Cheap flights from Montreal to Florida Keys from C$ 249

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — EYW
22 Dec — 29 Dec1
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 22 November 2025.

Round-trip from

C$ 440

One-way from

C$ 249

Popular in

December

Cheapest in

April

Average price

C$ 506
15/12-23/12
  • 15/12-23/12
  • 3 total stops
  • 27h 05m total
  • Montreal to Florida Keys
Search Deals
6/1
  • 6/1
  • 2 total stops
  • 20h 05m total
  • Montreal to Florida Keys
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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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 22 November 2025.

Mon 15/125:10 p.m.YUL - MIA
1 stop16h 12mMultiple Airlines
Tue 23/125:30 a.m.MIA - YUL
2 stops10h 53mMultiple Airlines
Deal found 20/11C$ 440
Thu 4/128:00 a.m.YUL - MIA
2 stops38h 42mMultiple Airlines
Thu 11/128:21 a.m.MIA - YUL
1 stop8h 04mMultiple Airlines
Deal found 20/11C$ 441
Sat 13/125:10 p.m.YUL - MIA
1 stop16h 12mMultiple Airlines
Tue 16/128:21 a.m.MIA - YUL
1 stop8h 04mMultiple Airlines
Deal found 21/11C$ 443
Sat 13/125:10 p.m.YUL - MIA
1 stop16h 12mMultiple Airlines
Wed 24/125:30 a.m.MIA - YUL
2 stops10h 53mMultiple Airlines
Deal found 20/11C$ 444
Thu 4/126:30 p.m.YUL - MIA
Nonstop3h 59mAir Canada
Fri 5/128:00 a.m.MIA - YUL
Nonstop3h 39mAir Canada
Deal found 20/11C$ 447
Sun 7/126:45 a.m.YUL - MIA
1 stop6h 24mPorter Airlines
Thu 18/122:10 p.m.MIA - YUL
1 stop8h 15mPorter Airlines
Deal found 21/11C$ 448
Sun 7/126:45 a.m.YUL - MIA
2 stops8h 04mMultiple Airlines
Thu 18/129:35 p.m.MIA - YUL
1 stop18h 50mMultiple Airlines
Deal found 21/11C$ 450
Sun 7/126:30 p.m.YUL - MIA
Nonstop3h 59mAir Canada
Thu 11/128:00 a.m.MIA - YUL
Nonstop3h 39mAir Canada
Deal found 21/11C$ 452
Sat 6/128:55 a.m.YUL - MIA
2 stops11h 52mMultiple Airlines
Tue 16/128:21 a.m.MIA - YUL
1 stop8h 04mMultiple Airlines
Deal found 20/11C$ 454
Mon 8/126:45 a.m.YUL - MIA
1 stop6h 24mPorter Airlines
Mon 15/122:10 p.m.MIA - YUL
1 stop8h 15mPorter Airlines
Deal found 21/11C$ 455
Sat 13/125:10 p.m.YUL - MIA
1 stop16h 12mMultiple Airlines
Thu 25/125:30 a.m.MIA - YUL
2 stops10h 53mMultiple Airlines
Deal found 20/11C$ 457
Sun 14/127:00 a.m.YUL - EYW
1 stop6h 51mUnited Airlines
Wed 17/122:47 p.m.EYW - YUL
1 stop6h 55mUnited Airlines
Deal found 21/11C$ 858

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 22 November 2025.
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

Tue 21/4

6:30 p.m.-11:20 a.m.

1 stop16h 50m

Miami

Wed 22/4

1:30 p.m.-12:10 a.m.

1 stop10h 40m

C$ 485

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 7/1

2:15 p.m.-11:20 p.m.

1 stop9h 05m

Miami

Sat 17/1

7:00 a.m.-1:31 p.m.

1 stop6h 31m

C$ 492

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

6:00 a.m.-1:12 p.m.

1 stop7h 12m

Miami

Thu 7/5

8:00 a.m.-4:21 p.m.

1 stop8h 21m

C$ 492

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

3:41 p.m.-10:44 p.m.

1 stop7h 03m

Miami

Tue 5/5

6:30 a.m.-1:10 p.m.

1 stop6h 40m

C$ 492

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

6:00 a.m.-2:36 p.m.

1 stop8h 36m

Miami

Tue 5/5

8:00 a.m.-4:21 p.m.

1 stop8h 21m

C$ 492

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Mon 27/4

3:41 p.m.-10:44 p.m.

1 stop7h 03m

Miami

Tue 5/5

10:20 a.m.-4:21 p.m.

1 stop6h 01m

C$ 492

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

9:15 a.m.-4:05 p.m.

1 stop6h 50m

Miami

Fri 8/5

10:20 a.m.-4:21 p.m.

1 stop6h 01m

C$ 492

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

11:23 a.m.-5:32 p.m.

1 stop6h 09m

Miami

Thu 7/5

6:30 a.m.-1:10 p.m.

1 stop6h 40m

C$ 492

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Fri 24/4

11:23 a.m.-5:32 p.m.

1 stop6h 09m

Miami

Sat 2/5

6:30 a.m.-1:10 p.m.

1 stop6h 40m

C$ 492

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 14/4

6:10 a.m.-10:36 p.m.

1 stop16h 26m

Miami

Mon 20/4

7:00 a.m.-1:09 p.m.

1 stop6h 09m

C$ 492

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/11

Showing 1-10 of 30 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 22 November 2025.
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
393 reviews
Check prices

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

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
393 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

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
9,033 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

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
11,047 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

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
3,170 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

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
10,464 reviews
Porter Airlines
8.0
Very good
393 reviews
Check prices

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

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 11h 15m. United Airlines provides one of the quickest options available for as low as C$ 858. There are 2432 km between Montreal and Florida Keys. Both multi-stop and direct flights can be found to your destination and back.

  • 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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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?

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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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