Cheap flights from Montreal to Mexico from C$ 243

The month of September is, on average, the cheapest month to fly to Mexico from Montreal, with most prices found around C$ 544. If you don’t want to visit Mexico in September, then you should wait until June to fly from Montreal, when ticket prices are also cheap, with an average price of C$ 653.

On average, the least expensive day to fly to Mexico from Montreal is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as C$ 667. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Montreal to Mexico for around C$ 714.

Our data shows that the cheapest Montreal to Mexico flights are usually those with departure times in the afternoon. Our users have found flights to Mexico in the afternoon for as low as C$ 602. Try not to purchase tickets at noon because they tend to be around C$ 719. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Montreal Pierre Elliott Trudeau Intl to Cancun for the best Montreal - Mexico flight prices

You are more likely to see cheaper flights to Mexico from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Mexico for around C$ 661 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mexico from Montreal for as low as C$ 623 on momondo.

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

American Airlines, Aeromexico, and United Airlines are the most popular carriers operating from Montreal to Mexico

Air Canada, Air Transat and WestJet are the top three most popular airlines that fly to Mexico from Montreal according to our data. Air Canada is the first choice among our users, with 35% of people opting to fly with this airline when travelling to Mexico. Keep in mind that there are 12 different airlines that fly to Mexico on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between Montreal and Mexico have experienced a delay on any given week. The average delay length over the past 12 months has been 146 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, Aeromexico has had the least delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

As of May 2026, 6 flights take off from Montreal and land in Mexico each day. The most common flight departure time for this route is 11:00a.m., with 77% of daily flights taking off at noon.

As of May 2026, there are 46 flights per week flying from Montreal to Mexico. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.