Cheap flights from Toronto to Montreal from C$ 140

The cheapest month to fly to Montreal from Toronto is in May. Flight prices, which tend to average around C$ 285, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Montreal from Toronto during August instead. Flights to Montreal in August, while not as cheap as those in May, still average around C$ 311.

Our data shows that Friday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 754. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Toronto to Montreal for around C$ 1,050.

Our data shows that the cheapest Toronto 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$ 671. Flights at noon are often more expensive with an average ticket price of C$ 1,043.

Fly from Toronto Island to Montreal St Hubert for the best Toronto - Montreal flight prices

You are more likely to see cheaper flights to Montreal from Toronto when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around C$ 354 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from Toronto for as low as C$ 226 on momondo.

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

As of May 2026, prices for Toronto to Montreal flights are approximately 45% cheaper when compared to flights at the same time last year.

WestJet and Porter Airlines are the most popular carriers operating from Toronto to Montreal

WestJet, Porter Airlines and Air Canada are the top three most popular airlines that fly to Montreal from Toronto according to our data. WestJet is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Montreal. Keep in mind that there are 4 different airlines that fly to Montreal on a routine basis, so you have a few additional options to choose from.

Historically, on average around 19% of flights between Toronto and Montreal have experienced a delay on any given week. The average delay length over the past 12 months has been 110 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.

Monday 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, Porter Airlines has had the least delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

The number of flights available between Toronto and Montreal is 81 per day as of May 2026. The most frequent departure time is 5:00p.m., with 40% of daily flights leaving in the afternoon.

The number of flights available between Toronto and Montreal is 571 per week as of May 2026. The most frequent departure day is Fri, with 19% of weekly flights leaving on this day.