Question 1

How far in advance should I book a flight to Lisbon?

Accepted Answer

You are more likely to see cheaper flights to Lisbon from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around €223 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from London Heathrow Airport for as low as €193 on momondo.

Question 2

What is the cheapest airline that flies from London Heathrow to Lisbon Humberto Delgado?

Accepted Answer

Vueling is the most popular carrier operating from London Heathrow to Lisbon Humberto Delgado

Question 3

How many flights depart from London Heathrow Airport to Lisbon on average per week?

Accepted Answer

267 flights are operational weekly from London Heathrow Airport to Lisbon as of January 2026. The most popular departure day for this route is Sat, with 26% of flights per week taking off on this day.

Question 4

How often are flights from London to Lisbon delayed?

Accepted Answer

Historically, on average around 30% 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 109 minutes.

Question 5

What is the most punctual flight time for London to Lisbon flights?

Accepted Answer

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.

Question 6

What cabin class options are available on London Heathrow to Lisbon Humberto Delgado flights?

Accepted Answer

There is only 1 cabin class available to choose from on London Heathrow 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.

Question 7

What is the cheapest month to fly to Lisbon?

Accepted Answer

In general, January is the cheapest month to fly from London Heathrow Airport to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €148. If you don’t want to visit Lisbon in January, then you should wait until February to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of €155.

Question 8

Which airline has the best punctuality record on London to Lisbon flights?

Accepted Answer

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 21% of their flights experiencing any sort of delay.

Question 9

What is the cheapest day to depart on your flight to Lisbon?

Accepted Answer

The cheapest day to depart from London Heathrow Airport to Lisbon is on a Sunday. Travellers who choose to depart for Lisbon on a Sunday will often find tickets for as low as €193. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Lisbon on Thursday is €1,028.

Question 10

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Question 11

How have London Heathrow Airport to Lisbon flight prices changed over time?

Accepted Answer

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

Question 12

How many flights depart from London Heathrow Airport to Lisbon on average per day?

Accepted Answer

38 flights are operational daily from London Heathrow Airport to Lisbon as of January 2026. The most popular departure time for this route is 13:00, with 38% of flights per day taking off at midday.

Question 13

What is the typical price of a round-trip flight between London Heathrow Airport and Lisbon?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from €135 to €170.
The lowest price recently found on this route was €127.

Question 14

What is the cheapest London Heathrow to Lisbon Humberto Delgado flight route?

Accepted Answer

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

Question 15

What is the cheapest time of day to depart on your flight to Lisbon?

Accepted Answer

According to our data, the cheapest time of day to fly to Lisbon is in the afternoon. momondo users have found flights departing from London Heathrow Airport to Lisbon in the afternoon for as low as €159. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are €764 on average. Flights to Lisbon from London Heathrow Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 16

When did momondo last update prices for flights from London Heathrow Airport to Lisbon Humberto Delgado Airport?

Accepted Answer

Prices for flights from London Heathrow Airport to Lisbon Humberto Delgado Airport are updated daily.

Question 17

How old do you have to be to fly from London Heathrow Airport to Lisbon Humberto Delgado Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Lisbon Humberto Delgado Airport.

Question 18

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

Accepted Answer

The necessary travel and health documents for your Lisbon Humberto Delgado Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Fastest flight time	2h 45m
Direct flights	Every day
Airports in Lisbon	1 airport

Cheap flights from London Heathrow Airport to Lisbon from €65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Lisbon departing on 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from London Heathrow Airport to Lisbon

What is the typical price of a round-trip flight between London Heathrow Airport and Lisbon?

What is the cheapest month to fly to Lisbon?

What is the cheapest day to depart on your flight to Lisbon?

What is the cheapest time of day to depart on your flight to Lisbon?

What is the cheapest London Heathrow to Lisbon Humberto Delgado flight route?

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

How far in advance should I book a flight to Lisbon?

What cabin class options are available on London Heathrow to Lisbon Humberto Delgado flights?

There is only 1 cabin class available to choose from on London Heathrow 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.

How have London Heathrow Airport to Lisbon flight prices changed over time?

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

What is the cheapest airline that flies from London Heathrow to Lisbon Humberto Delgado?

Vueling is the most popular carrier operating from London Heathrow to Lisbon Humberto Delgado

How often are flights from London to Lisbon delayed?

Historically, on average around 30% 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 109 minutes.

What is the most punctual flight time for London to Lisbon flights?

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.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Lisbon flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 21% of their flights experiencing any sort of delay.

How many flights depart from London Heathrow Airport to Lisbon on average per day?

38 flights are operational daily from London Heathrow Airport to Lisbon as of January 2026. The most popular departure time for this route is 13:00, with 38% of flights per day taking off at midday.

How many flights depart from London Heathrow Airport to Lisbon on average per week?

267 flights are operational weekly from London Heathrow Airport to Lisbon as of January 2026. The most popular departure day for this route is Sat, with 26% of flights per week taking off on this day.

When to book flights from London Heathrow Airport to Lisbon

Cheap London Heathrow Airport to Lisbon (LHR to LIS) flight deals and tips

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How far is London Heathrow to Lisbon Humberto Delgado by plane?

When did momondo last update prices for flights from London Heathrow Airport to Lisbon Humberto Delgado Airport?

How old do you have to be to fly from London Heathrow Airport to Lisbon Humberto Delgado Airport?

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

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