Cheap flights from Lisbon to London from £42

The cheapest month to fly to London from Lisbon is in November. Flight prices, which tend to average around £99, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Lisbon averaging around £106.

Our data shows that Saturday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £157. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Lisbon to London for around £200.

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £144. Flights at midday are often more expensive, with an average ticket price of £193.

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

You are more likely to see cheaper flights to London from Lisbon when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £185 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Lisbon for as low as £138 on momondo.

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

As of April 2026, prices for Lisbon to London flights are approximately 57% more expensive when compared to flights at the same time last year.

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

TAP AIR PORTUGAL, easyJet and British Airways are the top three most popular airlines that fly to London from Lisbon according to our data. TAP AIR PORTUGAL is the first choice among our users, with 43% of people opting to fly with this airline when travelling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Historically, on average around 29% of flights between Lisbon and London have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

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

Monday 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 22% of their flights experiencing any sort of delay.

The number of flights available between Lisbon and London is 42 per day as of April 2026. The most frequent departure time is 16:00, with 39% of daily flights leaving at midday.

The number of flights available between Lisbon and London is 300 per week as of April 2026. The most frequent departure day is Tue, with 28% of weekly flights leaving on this day.