Cheap flights from Montreal to Portugal from C$ 353

If you’re not able to fly to Portugal in November, then March is your next best option. Flight prices from Montreal to Portugal during March average around C$ 759.

The cheapest day to depart from Montreal to Portugal is on a Wednesday. Travellers who choose to depart for Portugal on a Wednesday will often find tickets for as low as C$ 895. Flights from Montreal to Portugal on a Thursday will generally be more expensive and average around C$ 1,023. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Fly from Montreal Pierre Elliott Trudeau Intl to Lisbon Humberto Delgado for the best Montreal - Portugal flight prices

You are more likely to see cheaper flights to Portugal from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around C$ 872 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Montreal for as low as C$ 778 on momondo.

There are 3 cabin classes available to choose from on Montreal to Portugal 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 1% on your flight if you consider stops on a Montreal to Portugal flight.

WestJet, Air Transat, and TAP AIR PORTUGAL are the most popular carriers operating from Montreal to Portugal

Air Transat, TAP AIR PORTUGAL and Air Canada are the top three most popular airlines that fly to Portugal from Montreal according to our data. Air Transat is the first choice among our users, with 42% of people opting to fly with this airline when travelling to Portugal. Keep in mind that there are 13 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

Historically, on average around 27% of flights between Montreal and Portugal have experienced a delay on any given week. The average delay length over the past 12 months has been 123 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.

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

As of June 2026, 9 flights take off from Montreal and land in Portugal each day. The most common flight departure time for this route is 9:00p.m., with 100% of daily flights taking off in the evening.

As of June 2026, there are 66 flights per week flying from Montreal to Portugal. The most common day of the week flights depart is Mon, with 21% of flights taking off on this day.