Cheap flights from London to Lisbon from €50

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 €134. If you don’t want to visit Lisbon in January, then you should wait until February to fly from London, when ticket prices are also cheap, with an average price of €155.

The cheapest day to depart from London to Lisbon is on a Wednesday. Travellers who choose to depart for Lisbon on a Wednesday will often find tickets for as low as €251. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Lisbon on Thursday is €367.

According to our data, the cheapest time of day to fly to Lisbon is in the afternoon. momondo users have found flights departing from London to Lisbon in the afternoon for as low as €137. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are €283 on average. Flights to Lisbon from London in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 €237 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 €212 on momondo.

There are 2 cabin classes available to choose from on London to Lisbon flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 23% 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 113 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 18% of their flights experiencing any sort of delay.

The number of flights available between London and Lisbon is 41 per day as of August 2026. The most frequent departure time is 19:00, with 41% of daily flights leaving at midday.

As of August 2026, there are 293 flights per week flying from London to Lisbon. The most common day of the week flights depart is Sat, with 28% of flights taking off on this day.