Cheap flights from Brussels Bruxelles-National Airport to Lisbon from £55

In general, January is the cheapest month to fly from Brussels Bruxelles-National Airport to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £108. If you are unable to visit Lisbon during the month of January, then departing from Brussels Bruxelles-National Airport during the month March is also very affordable. Most momondo users find prices during this month for around £140.

The cheapest day to depart on your flight to Lisbon is on a Tuesday when prices can be found for as low as £221. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Brussels Bruxelles-National Airport to Lisbon for around £572.

In the afternoon is the cheapest time of day to fly from Brussels Bruxelles-National Airport to Lisbon when you can find flight prices for as low as £217. Flying to Lisbon in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Lisbon are more costly in the morning, with an average ticket price of £333. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Brussels Bruxelles-National to Lisbon Humberto Delgado for the best Brussels Bruxelles-National - Lisbon Humberto Delgado flight prices

You are more likely to see cheaper flights to Lisbon from Brussels Bruxelles-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around £179 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Brussels Bruxelles-National Airport for as low as £167 on momondo.

There is only 1 cabin class available to choose from on Brussels Bruxelles-National Airport to Lisbon 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 40% on your flight if you consider stops on a Brussels Bruxelles-National Airport to Lisbon flight.

As of October 2026, prices for Brussels Bruxelles-National Airport to Lisbon flights are approximately 42% cheaper when compared to flights at the same time last year.

easyJet and KLM are the most popular carriers operating from Brussels Bruxelles-National to Lisbon Humberto Delgado

Brussels Airlines, Ryanair and TAP AIR PORTUGAL are the top three most popular airlines that fly to Lisbon from Brussels Bruxelles-National Airport according to our data. Brussels Airlines is the first choice among our users, with 48% of people opting to fly with this airline when travelling to Lisbon. Keep in mind that there are 3 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

Historically, on average around 29% of flights between Brussels and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 109 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.

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, Brussels Airlines have had the fewest delays on this route over the last 12 months, with about 28% of their flights experiencing any sort of delay.

As of October 2026, there are 7 flights per day flying from Brussels Bruxelles-National Airport to Lisbon. The most common time of day flights depart is 11:00, with 42% of flights taking off at midday.

As of October 2026, there are 51 flights per week flying from Brussels Bruxelles-National Airport to Lisbon. The most common day of the week flights depart is Mon, with 39% of flights taking off on this day.