Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Brussels from C$ 343

If you’re not able to fly to Brussels in September, then January is your next best option. Flight prices from Montreal Pierre Elliott Trudeau Intl Airport to Brussels during January average around C$ 839.

The cheapest day to depart from Montreal Pierre Elliott Trudeau Intl Airport to Brussels is on a Sunday when prices can be found for as low as C$ 1,288. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Montreal Pierre Elliott Trudeau Intl Airport to Brussels for around C$ 1,546.

Our most recent data shows that the best time of day to fly to Brussels is in the evening. Flights from Montreal Pierre Elliott Trudeau Intl Airport to Brussels during this time can be as low as C$ 1,072. Flights to Brussels are more costly in the afternoon, with an average ticket price of C$ 1,525. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Brussels from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around C$ 975 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 885 on momondo.

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

Air Transat and United Airlines are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to Brussels

Air Canada, Air Transat and Brussels Airlines are the top three most popular airlines that fly to Brussels from Montreal Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 56% of people opting to fly with this airline when travelling to Brussels. Keep in mind that there are 8 different airlines that fly to Brussels on a routine basis, so you have a few additional options to choose from.

Historically, on average around 31% of flights between Montreal and Brussels have experienced a delay on any given week. The average delay length over the past 12 months has been 152 minutes.

Generally, flights departing at night 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. Thursday 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 August 2026, 7 flights take off from Montreal Pierre Elliott Trudeau Intl Airport and land in Brussels each day. The most common flight departure time for this route is 6:00p.m., with 100% of daily flights taking off in the evening.

53 flights are operational weekly from Montreal Pierre Elliott Trudeau Intl Airport to Brussels as of August 2026. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.