Cheap flights from London to Lisbon from C$ 70

The month of January is, on average, the cheapest month to fly to Lisbon from London, with most prices found around C$ 165. If you don’t want to visit Lisbon in January, then you should wait until November to fly from London, when ticket prices are also cheap, with an average price of C$ 192.

The cheapest day to depart from London to Lisbon is on a Friday. Travellers who choose to depart for Lisbon on a Friday will often find tickets for as low as C$ 308. The most expensive day to fly to Lisbon is Thursday, with ticket prices averaging around C$ 717.

Flying to Lisbon from London in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as C$ 331 when looking at flights departing in the afternoon. In the evening is when there is more demand to fly to Lisbon, so prices are often more expensive at around C$ 457 per ticket.

Fly from London Gatwick 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 C$ 376 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 C$ 328 on momondo.

There are 3 cabin classes available to choose from on London 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, Vueling, and TAP AIR PORTUGAL are the most popular carriers operating from London to Lisbon Humberto Delgado

TAP AIR PORTUGAL, British Airways and easyJet 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 47% of people opting to fly with this airline when travelling 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 27% 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 111 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 has had the least 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 London and Lisbon is 62 per day as of March 2026. The most frequent departure time is 6:00p.m., with 37% of daily flights leaving at noon.

As of March 2026, 438 flights take off from London and land in Lisbon each week. The most common flight departure day for this route is Fri, with 21% of weekly flights taking off on this day.