Cheap flights from San José to Montreal from C$ 390

The month of November is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from San José, with most prices found around C$ 504. The month of January is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from San José averaging around C$ 559.

The cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport is on a Saturday when prices can be found for as low as C$ 232. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from San José because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 669.

In the morning is the cheapest time of day to fly from San José to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as C$ 360. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around C$ 609. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal Pierre Elliott Trudeau Intl Airport for around C$ 753 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal Pierre Elliott Trudeau Intl Airport from San José for as low as C$ 587 on momondo.

There are 2 cabin classes available to choose from on San José to Montreal Pierre Elliott Trudeau Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 24% on your flight if you consider stops on a San José to Montreal Pierre Elliott Trudeau Intl Airport flight.

As of June 2026, prices for San José to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 28% 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 129 minutes.

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

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

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