Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Belgium from C$ 389

If you’re not able to fly to Belgium in September, then October is your next best option. Flight prices from Montreal Pierre Elliott Trudeau Intl Airport to Belgium during October average around C$ 829.

Our data shows that Sunday is the least expensive day to fly to Belgium. Tickets to fly out on this day can be as low as C$ 1,202. Flights from Montreal Pierre Elliott Trudeau Intl Airport to Belgium on a Saturday will generally be more expensive and average around C$ 1,442. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Montreal Pierre Elliott Trudeau Intl Airport to Belgium flights are usually those with departure times in the evening. Our users have found flights to Belgium in the evening for as low as C$ 1,212. In the afternoon is when there is more demand to fly to Belgium, so prices are often more expensive at around C$ 1,421 per ticket.

Fly from Montreal Pierre Elliott Trudeau Intl to Brussels Bruxelles-National for the best Montreal Pierre Elliott Trudeau Intl - Belgium flight prices

You are more likely to see cheaper flights to Belgium from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Belgium for around C$ 976 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belgium from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 858 on momondo.

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

Air Transat is the most popular carrier operating from Montreal Pierre Elliott Trudeau Intl to Belgium

Air Canada, Air Transat and Brussels Airlines are the top three most popular airlines that fly to Belgium from Montreal Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 54% of people opting to fly with this airline when travelling to Belgium. Keep in mind that there are 7 different airlines that fly to Belgium on a routine basis, so you have a few additional options to choose from.

Historically, on average around 29% of flights between Montreal and Belgium have experienced a delay on any given week. The average delay length over the past 12 months has been 148 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.

Wednesday 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, Air Canada has had the least delays on this route over the last 12 months, with about 26% of their flights experiencing any sort of delay.

As of March 2026, 4 flights take off from Montreal Pierre Elliott Trudeau Intl Airport and land in Belgium each day. The most common flight departure time for this route is 7:00p.m., with 100% of daily flights taking off in the evening.

The number of flights available between Montreal Pierre Elliott Trudeau Intl Airport and Belgium is 33 per week as of March 2026. The most frequent departure day is Mon, with 21% of weekly flights leaving on this day.