Cheap flights from San José to Montreal from C$ 248

The cheapest month to fly to Montreal from San José is in November. Flight prices, which tend to average around C$ 486, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Montreal from San José during March instead. Flights to Montreal in March, while not as cheap as those in November, still average around C$ 618.

Our data shows that Saturday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 261. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from San José to Montreal for around C$ 669.

Our data shows that the cheapest San José to Montreal flights are usually those with departure times in the evening. Our users have found flights to Montreal in the evening for as low as C$ 369. Flights in the morning are often more expensive with an average ticket price of C$ 430.

Fly from San José Juan Santamaria Intl to Montreal Pierre Elliott Trudeau Intl for the best San José Juan Santamaria Intl - Montreal flight prices

You are more likely to see cheaper flights to Montreal from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around C$ 705 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from San José for as low as C$ 604 on momondo.

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

No. A direct flight is the cheapest option for a flight between San José to Montreal.

As of February 2026, prices for San José to Montreal flights are approximately 0% more expensive when compared to flights at the same time last year.

Historically, on average around 6% of flights between San José and Montreal have experienced a delay on any given week. The average delay length over the past 12 months has been 124 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

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

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

The number of flights available between San José and Montreal is 1 per day as of February 2026. The most frequent departure time is 1:00a.m., with 58% of daily flights leaving in the morning.

7 flights are operational weekly from San José to Montreal as of February 2026. The most popular departure day for this route is Mon, with 29% of flights per week taking off on this day.