Cheap flights from London to Lisbon from £46

In general, January is the cheapest month to fly from London to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £109. If you are unable to visit Lisbon during the month of January, then departing from London during the month February is also very affordable. Most momondo users find prices during this month for around £129.

The cheapest day to depart on your flight to Lisbon is on a Tuesday when prices can be found for as low as £232. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London to Lisbon for around £261.

In the evening is the cheapest time of day to fly from London to Lisbon when you can find flight prices for as low as £219. Flying to Lisbon in the evening is an ideal time because this is during off-peak travel hours. Flights to Lisbon are more costly at midday, with an average ticket price of £268. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from London Stansted to Lisbon Humberto Delgado for the best London - Lisbon Humberto Delgado flight prices

You are more likely to see cheaper flights to Lisbon from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around £204 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 London for as low as £178 on momondo.

No. A direct flight is the cheapest option for a flight between London to Lisbon.

As of May 2026, prices for London to Lisbon flights are approximately 30% more expensive when compared to flights at the same time last year.

easyJet, Ryanair, and KLM are the most popular carriers operating from London to Lisbon Humberto Delgado

TAP AIR PORTUGAL, easyJet and Ryanair are the top three most popular airlines that fly to Lisbon from London according to our data. TAP AIR PORTUGAL is the first choice among our users, with 54% of people opting to fly with this airline when travelling to Lisbon. Keep in mind that there are 11 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

Historically, on average around 24% of flights between London and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon 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. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 19% of their flights experiencing any sort of delay.

Porto (OPO) was the most common stop: 29% of momondo users choosing one-stop flights on this route connected there.

Flights via Zurich (ZRH) offer the lowest average return price of £148.

Flights connecting via Madrid (MAD) have the shortest average one-way travel time: 5h 15m.

Frankfurt am Main (FRA) has the shortest average stopover time for this route: 1h 08m.

As of May 2026, there are 49 flights per day flying from London to Lisbon. The most common time of day flights depart is 13:00, with 44% of flights taking off at midday.

The number of flights available between London and Lisbon is 343 per week as of May 2026. The most frequent departure day is Tue, with 24% of weekly flights leaving on this day.