Cheap flights from Brussels to Lisbon from $71

In general, January is the cheapest month to fly from Brussels to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $137. If you are unable to visit Lisbon during the month of January, then departing from Brussels during the month March is also very affordable. Most momondo users find prices during this month for around $166.

Our data shows that Wednesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $383. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Brussels to Lisbon for around $463.

The cheapest time of day to fly to Lisbon is at noon when flights can be purchased for as low as $119. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $374 on average. Flights to Lisbon from Brussels in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to Lisbon from Brussels when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $232 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Brussels for as low as $191 on momondo.

There are 3 cabin classes available to choose from on Brussels to Lisbon Humberto Delgado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

easyJet, TAP AIR PORTUGAL, and Brussels Airlines are the most popular carriers operating from Brussels to Lisbon Humberto Delgado

Ryanair, TAP AIR PORTUGAL and Brussels Airlines are the top three most popular airlines that fly to Lisbon from Brussels according to our data. Ryanair is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 4 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 113 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, Malta Air have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

As of February 2026, there are 5 flights per day flying from Brussels to Lisbon. The most common time of day flights depart is 11:00AM, with 72% of flights taking off at noon.

As of February 2026, there are 39 flights per week flying from Brussels to Lisbon. The most common day of the week flights depart is Tue, with 49% of flights taking off on this day.