Cheap flights from Montreal to Caribbean from C$ 160

In general, September is the cheapest month to fly from Montreal to Caribbean. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 540. If you don’t want to visit Caribbean in September, then you should wait until January to fly from Montreal, when ticket prices are also cheap, with an average price of C$ 582.

On average, the least expensive day to fly to Caribbean from Montreal is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as C$ 669. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Caribbean on Sunday is C$ 793.

Our data shows that the cheapest Montreal to Caribbean flights are usually those with departure times in the afternoon. Our users have found flights to Caribbean in the afternoon for as low as C$ 553. At noon is when there is more demand to fly to Caribbean, so prices are often more expensive at around C$ 736 per ticket.

Fly from Montreal Pierre Elliott Trudeau Intl to Fort-de-France Lamentin for the best Montreal - Caribbean flight prices

You are more likely to see cheaper flights to Caribbean from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Caribbean for around C$ 687 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Caribbean from Montreal for as low as C$ 620 on momondo.

There are 3 cabin classes available to choose from on Montreal to Caribbean flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Air Canada, United Airlines, and Porter Airlines are the most popular carriers operating from Montreal to Caribbean

Air Canada, Air Transat and WestJet are the top three most popular airlines that fly to Caribbean from Montreal according to our data. Air Canada is the first choice among our users, with 41% of people opting to fly with this airline when travelling to Caribbean. Keep in mind that there are 15 different airlines that fly to Caribbean on a routine basis, so you have a few additional options to choose from.

As of February 2026, there are 12 flights per day flying from Montreal to Caribbean. The most common time of day flights depart is 8:00a.m., with 70% of flights taking off at noon.

As of February 2026, there are 90 flights per week flying from Montreal to Caribbean. The most common day of the week flights depart is Thu, with 22% of flights taking off on this day.