Cheap flights from London Gatwick Airport to Lisbon from $46

In general, February is the cheapest month to fly from London Gatwick Airport to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $159. If you are unable to visit Lisbon during the month of February, then departing from London Gatwick Airport during the month November is also very affordable. Most momondo users find prices during this month for around $172.

Our data shows that Monday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $274. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from London Gatwick Airport to Lisbon for around $351.

The cheapest time of day to fly to Lisbon is in the evening when flights can be purchased for as low as $273. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $335 on average. Flights to Lisbon from London Gatwick Airport in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to Lisbon from London Gatwick Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $233 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from London Gatwick Airport for as low as $190 on momondo.

There are 3 cabin classes available to choose from on London Gatwick 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.

Historically, on average around 29% 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 116 minutes.

Generally, flights departing in the evening 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, easyJet have had the least number of delays on this route over the last 12 months; with about 27% of their flights experiencing any sort of delay.

As of March 2026, there are 5 flights per day flying from London Gatwick Airport to Lisbon. The most common time of day flights depart is 10:00AM, with 50% of flights taking off at noon.

36 flights are operational weekly from London Gatwick Airport to Lisbon as of March 2026. The most popular departure day for this route is Mon, with 28% of flights per week taking off on this day.