Cheap flights from Lisbon to London from $54

If you aren’t able to travel during the month of January, then book flights to London from Lisbon during February instead. Flights to London in February, while not as cheap as those in January, still average around $176.

Our data shows that Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as $228. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Lisbon to London for around $500.

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as $147. In contrast, the most expensive time of day to depart to London is in the afternoon when prices are around $1,821.

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

You are more likely to see cheaper flights to London from Lisbon when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $354 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Lisbon for as low as $266 on momondo.

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

You could potentially save up to 13% on your flight if you consider stops on a Lisbon to London flight.

As of March 2026, prices for Lisbon to London flights are approximately 16% more expensive when compared to flights at the same time last year.

Historically, on average around 31% of flights between Lisbon and London have experienced a delay on any given week. The average delay length over the past 12 months has been 113 minutes.

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

Monday 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 25% of their flights experiencing any sort of delay.

As of March 2026, 48 flights take off from Lisbon and land in London each day. The most common flight departure time for this route is 18:00, with 36% of daily flights taking off at midday.

As of March 2026, 339 flights take off from Lisbon and land in London each week. The most common flight departure day for this route is Fri, with 28% of weekly flights taking off on this day.