$291 Find Cheap Flights from Montreal to Key West - Compare and Save

A nonstop flight from Montreal Pierre Elliott Trudeau Intl Airport to Key West takes 0h 00m, covering 1,511 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West range from $637 to $785, with an average of $670 over the past 12 months. Anything below $637 counts as a good deal.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $555 to $1,312. That means the highest observed fare was about 2x higher than the lowest one.

One-way fares from Montreal Pierre Elliott Trudeau Intl Airport to Key West are currently lower than usual. Average one-way flight prices are about $344, which is 17% below the typical average for this route.

Key West Airport (EYW) hosts 5 major car rental companies, with daily rates starting from around $29 for economy cars. Top options include:
• Dollar
• Hertz
• Budget
• Enterprise Rent-A-Car
• Alamo

Flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West usually depart from Montreal Pierre Elliott Trudeau Intl (YUL) and arrive at Key West (EYW).

One-stop flights from Montreal Pierre Elliott Trudeau Intl Airport to Key West most commonly connect through:

• Atlanta Hartsfield-Jackson (ATL) - 73% of one-stop connections
• Charlotte Douglas (CLT) - 9% of one-stop connections
• Washington, D.C. Dulles Intl (IAD) - 9% of one-stop connections
• Philadelphia (PHL) - 9% of one-stop connections

Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 26% on the Montreal Pierre Elliott Trudeau Intl Airport to Key West route. Wednesday is the cheapest departure day at $604 round-trip on average, while Thursday is the most expensive at $812, a difference of $208. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Flying via Charlotte Douglas (CLT) gives the shortest average 1-stop total travel time at 5h 26m, compared with 6h 05m via Philadelphia (PHL) and 6h 08m via Atlanta Hartsfield-Jackson (ATL).

Some of the most popular sights in Key West are Duval Street, Key West Historic District and Mallory Square. These are among the most viewed places in Key West on KAYAK.