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Cheap flights from Montreal to Florida Keys from C$ 260

YMQ — EYW
21 Oct — 28 Oct1
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

Wed 4/118:10 a.m. -
Nonstop4h 06m
Wed 11/118:00 a.m. -
Nonstop3h 32m
Deal found 19/9C$ 410
Sun 1/116:45 a.m. -
1 stop6h 20m
Fri 6/112:05 p.m. -
1 stop8h 15m
Deal found 20/9C$ 412
Tue 13/106:30 p.m. -
Nonstop3h 47m
Tue 20/108:15 a.m. -
Nonstop3h 30m
Deal found 15/9C$ 414
Sun 15/117:05 p.m. -
Nonstop4h 06m
Fri 20/118:00 a.m. -
Nonstop3h 32m
Deal found 15/9C$ 419
Mon 23/116:45 a.m. -
1 stop6h 20m
Thu 26/112:05 p.m. -
1 stop8h 15m
Deal found 17/9C$ 422
Mon 19/106:30 p.m. -
Nonstop3h 47m
Fri 23/108:15 a.m. -
Nonstop3h 30m
Deal found 16/9C$ 426
Mon 16/116:45 a.m. -
1 stop6h 20m
Thu 19/112:05 p.m. -
1 stop8h 15m
Deal found 20/9C$ 428
Mon 5/101:10 p.m. -
1 stop7h 39m
Wed 14/108:15 a.m. -
Nonstop3h 30m
Deal found 16/9C$ 433
Mon 9/116:45 a.m. -
1 stop6h 20m
Thu 12/112:05 p.m. -
1 stop8h 15m
Deal found 19/9C$ 438
Tue 22/96:00 a.m. -
1 stop6h 14m
Tue 29/97:55 a.m. -
Nonstop3h 33m
Deal found 15/9C$ 439
Thu 19/116:45 a.m. -
1 stop6h 20m
Thu 26/112:05 p.m. -
1 stop8h 15m
Deal found 17/9C$ 440
Tue 8/127:00 a.m. -
1 stop10h 10m
Thu 10/127:25 a.m. -
1 stop10h 08m
Deal found 19/9C$ 779

Find flight deals from Montreal to Florida Keys

Round-trip from

C$ 410

One-way from

C$ 260

Popular in

December

Cheapest in

June

Average price

C$ 538
Air Canada
  • Air Canada
  • 5/10-14/10
  • Nonstop
  • 7h 17m total
  • Montreal to Florida Keys
Search Deals
Air Canada
  • Air Canada
  • 6/10-31/12
  • Nonstop
  • 3h 47m total
  • Montreal to Florida Keys
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
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 Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 19/11

6:35 p.m.-12:56 a.m.

1 stop6h 21m

Miami

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 267
Quickest round-trip

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 26/11

7:05 p.m.-11:11 p.m.

Nonstop4h 06m

Miami

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 268

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 1/12

6:39 p.m.-12:58 a.m.

1 stop6h 19m

Miami

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 268

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 30/9

6:00 a.m.-6:52 p.m.

1 stop12h 52m

Miami

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 281

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 14/10

9:15 a.m.-6:52 p.m.

2 stops9h 37m

Miami

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 281

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

6:47 p.m.-12:55 a.m.

1 stop6h 08m

Miami

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 281

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 28/10

6:00 a.m.-6:50 p.m.

1 stop12h 50m

Miami

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 281

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sat 3/10

9:30 a.m.-5:25 p.m.

1 stop7h 55m

Miami

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 281

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 6/10

9:15 a.m.-6:52 p.m.

2 stops9h 37m

Miami

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 281

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 15/10

12:44 p.m.-10:41 p.m.

1 stop9h 57m

Miami

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 281

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 34 resultsSorted by cheapest first
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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

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$ 519). Flying from Montreal to Florida Keys in December is currently the most expensive (average of C$ 674). 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.

How far ahead should I book a flight from Montreal to Florida Keys?

Booking 39 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal to Florida Keys. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Florida Keys

Read through reviews of airlines operating flights from Montreal to Florida Keys, such as Porter Airlines,Delta, 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
462 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Porter Airlines
8.0
Very good
462 reviews
Porter Airlines
8.0
Very good
462 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Delta
7.8
Good
8,592 reviews
Porter Airlines
8.0
Very good
462 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
WestJet
7.2
Good
3,447 reviews
Porter Airlines
8.0
Very good
462 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Air Canada
7.1
Good
11,657 reviews
Porter Airlines
8.0
Very good
462 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
American Airlines
7.0
Good
12,077 reviews
Porter Airlines
8.0
Very good
462 reviews
Check prices

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Related info for your journey

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

    A quick flight from Montreal to Florida Keys can take about 6h 03m. Delta provides one of the quickest options available for as low as C$ 453. 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$ 182. Users have also found prices from C$ 258 and C$ 267 on Air Canada and American Airlines, 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$ 519). Flying from Montreal to Florida Keys in December is currently the most expensive (average of C$ 674). 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

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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?

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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