Cheap Flights from Montreal to Key West International

Compare Montreal to Key West International flight deals

Find the cheapest month or even day of the year to fly to Key West International

Book the best Key West International fare with no extra fees

Flight deals from Montreal to Key West International

Looking for a cheap last-minute deal or the best return flight from Montreal to Key West International Airport? If you want to travel next month, return fares start from R 8,791. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Montreal to Key West International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Montreal to Key West International flights are currently cheapest in August.

Montreal to Key West International: Alternative routes

Compare routes from Montreal to Key West below. You may find an airport to fly into that's cheaper, faster, or easier than Key West International.

Montreal to Key West: Flight information

The things to know before you go.
Cheapest flight foundR 4,105
Cheapest month to flyAugust

Finding cheap flights from Montreal to Key West International: Frequently asked questions

The best price we found for a return flight from Montreal to Key West International is R 8,586. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Montreal to Key West International. But we found flights with one stop from R 8,586.
As of July 2026, there are no flights flying from Montreal to Key West International.
The cheapest month to fly from Montreal to Key West International is usually October.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Montreal to Key West International Airport on Saturday, 10 October 2026.
No airlines currently offer direct flights between Montreal and Key West International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Key West International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Key West is around 40 days in advance, so don’t leave your flight to the last minute.

The cheapest airline that flies to Key West International is Porter Airlines .

Flying from Montreal to Key West International Airport (EYW): What you need to know

  • Montreal and Key West (where Key West International Airport is located) share the UTC-5 timezone. That means you won't have to adjust your watch once you land.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Be at the airport on time to catch your flight from Montreal to EYW.

  • Be prepared for longer queues in popular months such as July and other peak periods. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a good idea.

Airports in Montreal

Montreal-Trudeau International Airport (YUL)

  • Travelling from central Montreal to YUL takes around 45 minutes on public transport. If you ride-share, drive or grab a taxi, you'll cover the 19 kilometres in 25 minutes or so, depending on traffic.

  • Catching an early flight from Montreal to Key West International Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by choosing one of these hotels near Montreal-Trudeau International Airport:

  • Of all flights leaving Montreal-Trudeau International Airport, 65% arrive as scheduled at their destination.

  • The address for YUL is 975 Romeo Vachon Street North.

Montreal Metropolitan Airport (YHU)

About Key West International Airport (EYW)

  • The last thing you need is a long journey to your hotel if you're arriving on a late flight from Montreal to Key West International Airport. Check in to one of these accommodation options near EYW instead:

  • Hit the road running by picking up a Key West International Airport rental car. Grab your wheels from Dollar, Alamo or Budget to explore Key West and beyond.

  • Lock in the best deal by booking your vehicle around two weeks before your Montreal to Key West International Airport flight.

  • EYW is located at 3491 South Roosevelt Boulevard.

Getting from Key West International Airport (EYW) to central Key West

  • Central Key West is around 5 kilometres from Key West International Airport and takes about 10 minutes to reach by car. Look into how to get from the airport to the city, whether that's with a taxi, car hire or ride-share.

  • If you're travelling by public transport, expect a journey of roughly 20 minutes.

How to find the cheapest flights from Montreal to Key West International Airport (EYW)

  • R 4,105 is the best price for a one-way ticket from Montreal to Key West International Airport. Return flights start at R 8,586. These fares can change depending on demand.

  • To find cheap flights from Montreal to EYW, book in advance. Airlines typically offer the most competitive fares when flights first go on sale.

  • The 'Whole month' search tool will show you the cheapest Montreal to Key West International Airport tickets across each month. It's a good way to find a bargain if your travel dates are flexible.

  • Be the first to know about deals for plane tickets from Montreal to EYW by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare becomes available.

  • Tailor your travel plans using filters. Choose your departure and arrival times, total journey duration and airlines. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Montreal to Key West International Airport.

The best time to fly from Montreal to Key West International Airport (EYW)

  • September is the quietest month for flights from Montreal to Key West International Airport (EYW), while March is the most popular. Figure out the ideal time to go to Key West based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Book a Montreal to EYW plane ticket departing in August if you're eager to visit the city during its warmest month. You can expect temperatures in Key West to range from 26ºC (79ºF) to 30ºC (86ºF).

  • If you want to travel in cooler conditions, look for a cheap ticket from Montreal to Key West International Airport in January when temperatures are between 18ºC (64ºF) and 23ºC (73ºF).

More about Key West

  • Start your Key West trip right by choosing the ideal place to stay. After booking your flight from Montreal to Key West International Airport, check out our selection of accommodation options including:

  • Your Key West visit should come with a bit of sightseeing. Big-name attractions that belong on your itinerary include South Beach, Mallory Square and Dry Tortugas.

Explore more of the United States

  • Miami is just one of the many places in the United States waiting to be discovered after you've experienced Key West. Around 209 kilometres away to the northeast, top sights here include Beach, Ocean Drive and La Playa De Miami.

  • If you're interested in discovering another corner of the United States, consider Hialeah, about 209 kilometres northeast of Key West. Miami Watersports Complex, Amelia Earhart Park and Hialeah Park are among the biggest draws.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.