Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Montreal to Florida Keys from C$ 263

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — EYW
4 Sep — 11 Sep1
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 5 August 2026.

Sun 23/86:30 p.m. -
Nonstop3h 41m
Tue 1/98:15 a.m. -
Nonstop3h 28m
Deal found 31/7C$ 380
Sun 6/91:20 p.m. -
Nonstop3h 41m
Fri 11/97:55 a.m. -
Nonstop3h 33m
Deal found 3/8C$ 391
Sun 30/89:45 a.m. -
2 stops11h 03m
Tue 8/97:55 a.m. -
Nonstop3h 33m
Deal found 3/8C$ 394
Tue 15/95:00 a.m. -
1 stop7h 14m
Tue 22/97:55 a.m. -
Nonstop3h 33m
Deal found 1/8C$ 403
Wed 19/86:30 p.m. -
Nonstop3h 41m
Wed 26/88:15 a.m. -
Nonstop3h 28m
Deal found 2/8C$ 408
Tue 1/96:30 p.m. -
Nonstop3h 41m
Tue 8/97:55 a.m. -
Nonstop3h 33m
Deal found 3/8C$ 413
Tue 8/96:30 p.m. -
Nonstop3h 47m
Wed 9/97:55 a.m. -
Nonstop3h 33m
Deal found 2/8C$ 415
Tue 17/1112:44 p.m. -
1 stop7h 18m
Tue 24/116:02 p.m. -
1 stop5h 56m
Deal found 5/8C$ 706
Wed 26/87:00 a.m. -
1 stop10h 20m
Wed 2/96:15 p.m. -
1 stop5h 37m
Deal found 4/8C$ 707
Tue 17/114:06 p.m. -
2 stops20h 57m
Tue 24/114:45 p.m. -
1 stop6h 06m
Deal found 5/8C$ 735
Fri 4/94:15 p.m. -
1 stop21h 30m
Fri 11/92:15 p.m. -
1 stop8h 37m
Deal found 5/8C$ 760
Mon 24/87:55 a.m. -
1 stop5h 50m
Mon 31/82:31 p.m. -
1 stop7h 13m
Deal found 4/8C$ 762

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 5 August 2026.

Round-trip from

C$ 382

One-way from

C$ 263

Popular in

December

Cheapest in

June

Average price

C$ 581
Air Canada
  • Air Canada
  • 23/8-1/9
  • Nonstop
  • 7h 09m total
  • Montreal to Florida Keys
Search Deals
Air Canada
  • Air Canada
  • 16/9
  • Nonstop
  • 3h 47m total
  • Montreal to Florida Keys
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 5 August 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 Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

2:46 p.m.-12:47 a.m.

1 stop10h 01m

Miami

Wed 9/9

6:25 p.m.-11:50 p.m.

1 stop5h 25m

C$ 460

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

7:00 a.m.-2:54 p.m.

1 stop7h 54m

Miami

Tue 1/9

6:03 p.m.-11:52 p.m.

1 stop5h 49m

C$ 460

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 18/8

6:00 a.m.-4:31 p.m.

1 stop10h 31m

Miami

Wed 26/8

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

1 stop6h 09m

C$ 505

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 27/8

7:00 a.m.-4:57 p.m.

1 stop9h 57m

Miami

Sun 30/8

6:00 a.m.-11:39 a.m.

1 stop5h 39m

C$ 514

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 15/12

6:35 p.m.-12:57 a.m.

1 stop6h 22m

Miami

Thu 14/1

8:05 a.m.-5:03 p.m.

1 stop8h 58m

C$ 516
Quickest round-trip

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

6:10 a.m.-2:59 p.m.

1 stop8h 49m

Miami

Sat 10/10

8:15 a.m.-11:45 a.m.

Nonstop3h 30m

C$ 524

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

3:25 p.m.-11:58 p.m.

1 stop8h 33m

Miami

Sat 19/9

8:25 a.m.-10:06 p.m.

1 stop13h 41m

C$ 537

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sun 24/1

9:28 a.m.-7:13 p.m.

1 stop9h 45m

Miami

Sat 30/1

8:00 a.m.-3:59 p.m.

1 stop7h 59m

C$ 538

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sun 6/12

7:00 a.m.-5:29 p.m.

1 stop10h 29m

Miami

Fri 18/12

2:03 p.m.-11:58 p.m.

1 stop9h 55m

C$ 543

MontrealMiami

YUL Montreal Pierre Elliott Trudeau Intl - MIA Miami

YULMIA

Montreal Pierre Elliott Trudeau Intl

Fri 28/8

6:00 a.m.-4:31 p.m.

1 stop10h 31m

Miami

Sun 6/9

12:17 p.m.-9:26 p.m.

1 stop9h 09m

C$ 552

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/7

Showing 1-10 of 38 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$ 540). Flying from Montreal to Florida Keys in December is currently the most expensive (average of C$ 680). 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

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 5 August 2026.
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
450 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

6.9

Food

7.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Porter Airlines
8.0
Very good
450 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

6.9

Food

7.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Delta
7.8
Good
8,487 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

6.9

Food

7.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
WestJet
7.2
Good
3,426 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

6.9

Food

7.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
American Airlines
7.1
Good
11,849 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

6.9

Food

7.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Canada
7.1
Good
11,428 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

6.9

Food

7.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

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 10h 01m. Delta provides one of the quickest options available for as low as C$ 460. 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$ 183. Users have also found prices from C$ 235 and C$ 247 on Delta 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.

  • 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$ 540). Flying from Montreal to Florida Keys in December is currently the most expensive (average of C$ 680). 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.

Alternative routes for Montreal to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to Miami flights
Pierre Elliott Trudeau Intl to Orlando flights
Québec City to Fort Lauderdale flights
Ottawa to Fort Lauderdale flights
Ottawa to Orlando flights
Québec City to Orlando flights
Pierre Elliott Trudeau Intl to Tampa flights
Québec City to Miami flights
Ottawa to Miami flights
Pierre Elliott Trudeau Intl to Fort Myers flights
Pierre Elliott Trudeau Intl to Sarasota flights
Ottawa to Fort Myers flights
Ottawa to Tampa flights
Pierre Elliott Trudeau Intl to Jacksonville flights
Pierre Elliott Trudeau Intl to Daytona Beach flights
Pierre Elliott Trudeau Intl to Orlando Sanford Intl flights
Québec City to Tampa flights
Pierre Elliott Trudeau Intl to Melbourne flights
Ottawa to Jacksonville flights
Pierre Elliott Trudeau Intl to Panama City flights
Pierre Elliott Trudeau Intl to Pensacola flights
Pierre Elliott Trudeau Intl to Key West flights
Québec City to Fort Myers flights
Pierre Elliott Trudeau Intl to Valparaiso flights
Ottawa to Daytona Beach flights
Saguenay to Fort Lauderdale flights
Ottawa to Melbourne flights
Ottawa to Sarasota flights
Pierre Elliott Trudeau Intl to Gainesville flights
Ottawa to Orlando Sanford Intl flights
Ottawa to Tallahassee flights
Saguenay to Orlando flights
Québec City to Melbourne flights
Ottawa to Panama City flights
Pierre Elliott Trudeau Intl to St Petersburg flights
Ottawa to St Petersburg flights
Québec City to Valparaiso flights
Québec City to Daytona Beach flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.