Cheap flights from London to Lisbon from $51

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 $155. 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 $181.

Our data shows that Sunday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $293. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from London to Lisbon for around $368.

The cheapest time of day to fly to Lisbon is in the afternoon when flights can be purchased for as low as $303. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $374 on average. Flights to Lisbon from London at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from London Luton 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 $274 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from London for as low as $251 on momondo.

There are 3 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.

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

As of October 2026, prices for London to Lisbon flights are approximately 27% cheaper when compared to flights at the same time last year.

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

TAP AIR PORTUGAL, easyJet and British Airways 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 58% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 5 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 114 minutes.

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

Tuesday 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, British Airways have had the least number of delays on this route over the last 12 months; with about 19% of their flights experiencing any sort of delay.

The number of flights available between London and Lisbon is 27 per day as of October 2026. The most frequent departure time is 7:00PM, with 42% of daily flights leaving at noon.

As of October 2026, 191 flights take off from London and land in Lisbon each week. The most common flight departure day for this route is Wed, with 45% of weekly flights taking off on this day.