Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Ottawa from C$ 210

Our data shows that Wednesday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 527. Flights from Montreal Pierre Elliott Trudeau Intl Airport to Ottawa on a Thursday will generally be more expensive and average around C$ 800. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to Ottawa is at noon. Flights from Montreal Pierre Elliott Trudeau Intl Airport to Ottawa during this time can be as low as C$ 527. In the evening is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 781 per ticket.

Fly from Montreal Pierre Elliott Trudeau Intl to Ottawa for the best Montreal Pierre Elliott Trudeau Intl - Ottawa flight prices

There are 3 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl Airport to Ottawa 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 71% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to Ottawa flight.

Historically, on average around 27% of flights between Montreal and Ottawa have experienced a delay on any given week. The average delay length over the past 12 months has been 94 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.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday 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, there are 17 flights per day flying from Montreal Pierre Elliott Trudeau Intl Airport to Ottawa. The most common time of day flights depart is 1:00p.m., with 40% of flights taking off in the evening.

The number of flights available between Montreal Pierre Elliott Trudeau Intl Airport and Ottawa is 125 per week as of August 2026. The most frequent departure day is Fri, with 17% of weekly flights leaving on this day.