Cheap flights from Portugal to London from £19

The cheapest month to fly to London Gatwick Airport from Portugal is in March. Flight prices, which tend to average around £103, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in March, then you should wait until February to fly from Portugal, when ticket prices are also cheap, with an average price of £112.

According to our data, Saturday is the cheapest day to fly to London Gatwick Airport from Portugal. The lowest ticket price found for a Saturday departure recently was £122. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Portugal to London Gatwick Airport on a Monday will generally be more expensive and average around £211. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Portugal to London Gatwick Airport flights are usually those with departure times in the evening. Our users have found flights to London Gatwick Airport in the evening for as low as £123. In contrast, the most expensive time of day to depart to London Gatwick Airport is at midday when prices are around £197.

Fly from Faro to London Gatwick for the best Portugal - London Gatwick flight prices

You are more likely to see cheaper flights to London Gatwick Airport from Portugal when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around £144 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from Portugal for as low as £92 on momondo.

There are 3 cabin classes available to choose from on Portugal to London Gatwick flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Wizz Air, easyJet, and TAP AIR PORTUGAL are the most popular carriers operating from Portugal to London Gatwick

easyJet, TAP AIR PORTUGAL and British Airways are the top three most popular airlines that fly to London Gatwick Airport from Portugal according to our data. easyJet is the first choice among our users, with 59% of people opting to fly with this airline when travelling to London Gatwick Airport. Keep in mind that there are 4 different airlines that fly to London Gatwick Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between Portugal and London have experienced a delay on any given week. The average delay length over the past 12 months has been 117 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.

Wednesday 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.

The number of flights available between Portugal and London Gatwick Airport is 9 per day as of March 2026. The most frequent departure time is 18:00, with 37% of daily flights leaving at midday.

68 flights are operational weekly from Portugal to London Gatwick Airport as of March 2026. The most popular departure day for this route is Sun, with 34% of flights per week taking off on this day.