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

Prices are currently low for flights on this route. Typical prices usually range from £210 to £363. The lowest price recently found on this route was £110.

Question 1

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

Accepted Answer

According to our data, Tuesday is the cheapest day to fly to Porto from London Heathrow Airport. The lowest ticket price found for a Tuesday departure recently was £162. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £196. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

Question 2

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

Accepted Answer

You are more likely to see cheaper flights to Porto from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around £213 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from London Heathrow Airport for as low as £162 on momondo.

Question 3

Which stopover airport offers the lowest fares from London Heathrow Airport to Porto?

Accepted Answer

Flights via Amsterdam (AMS) offer the lowest average return price of £192.

Question 4

Which stopover airport has the shortest connection time from London Heathrow Airport to Porto?

Accepted Answer

Brussels (BRU) has the shortest average stopover time for this route: 1h 22m.

Question 5

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

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from £210 to £363.
The lowest price recently found on this route was £110.

Question 6

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. Tuesday has historically seen more delays on average compared to the rest of the week.

Question 7

Which airport is the most popular for stopovers for flights between London Heathrow Airport and Porto?

Accepted Answer

Lisbon (LIS) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Question 8

Which airlines fly to Porto?

Accepted Answer

TAP AIR PORTUGAL, Iberia and Brussels Airlines are the top three most popular airlines that fly to Porto from London Heathrow Airport according to our data. TAP AIR PORTUGAL is the first choice among our users, with 58% of people opting to fly with this airline when travelling to Porto. Keep in mind that there are 10 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.

Question 9

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

Accepted Answer

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

Question 10

How often are flights from London to Porto delayed?

Accepted Answer

Historically, on average around 100% of flights between London and Porto have experienced a delay on any given week. The average delay length over the past 12 months has been 82 minutes.

Question 11

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

Accepted Answer

As of December 2025, prices for London Heathrow Airport to Porto flights are approximately 5% more expensive when compared to flights at the same time last year.

Question 12

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

Accepted Answer

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 100% of their flights experiencing any sort of delay.

Question 13

Which stopover airport has the shortest travel time from London Heathrow Airport to Porto?

Accepted Answer

Flights connecting via Brussels (BRU) have the shortest average one-way travel time: 5h 16m.

Question 14

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

Accepted Answer

Our data shows that the cheapest London Heathrow Airport to Porto flights are usually those with departure times at midday. Our users have found flights to Porto at midday for as low as £122. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £217 on average. Flights to Porto from London Heathrow Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 15

What is the cheapest month to fly to Porto?

Accepted Answer

The month of January is, on average, the cheapest month to fly to Porto from London Heathrow Airport, with most prices found around £149. If you are unable to visit Porto during the month of January, then departing from London Heathrow Airport during the month November is also very affordable. Most momondo users find prices during this month for around £163.

Question 16

What is the cheapest airline that flies from London Heathrow to Porto?

Accepted Answer

Vueling and Iberia are the most popular carriers operating from London Heathrow to Porto

Question 17

When did momondo last update prices for flights from London Heathrow Airport to Porto Airport?

Accepted Answer

Prices for flights from London Heathrow Airport to Porto Airport were last updated today.

Question 18

How many operators does momondo search for flights from London Heathrow Airport to Porto Airport?

Accepted Answer

The number of operators available for flights from London Heathrow Airport to Porto Airport is 10 as of December 2025.

Question 19

How old do you have to be to fly from London Heathrow Airport to Porto 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 Porto Airport.

Question 20

What documentation or ID do you need to fly to Porto Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Fastest flight time	5h 20m
Direct flights	None

Airline	Rating	Free Cancellation	Price
easyJet	PriceFrom £47	Free Cancellation	Rating 6.9 1,850 reviews	Search easyJet flights
Ryanair	PriceFrom £63	Free Cancellation	Rating 6.8 5,218 reviews	Search Ryanair flights
British Airways	PriceFrom £100	Free Cancellation	Rating 6.7 7,571 reviews	Search British Airways flights
Vueling	PriceFrom £121	Free Cancellation	Rating 7.1 1,219 reviews	Search Vueling flights
KLM	PriceFrom £131	Free Cancellation	Rating 7.7 1,432 reviews	Search KLM flights
Iberia	PriceFrom £139	Free Cancellation	Rating 7.0 3,045 reviews	Search Iberia flights
TAP AIR PORTUGAL	PriceFrom £140	Free Cancellation	Rating 7.1 2,089 reviews	Search TAP AIR PORTUGAL flights
Lufthansa	PriceFrom £155	Free Cancellation	Rating 6.8 7,626 reviews	Search Lufthansa flights
Brussels Airlines	PriceFrom £173	Free Cancellation	Rating 7.2 375 reviews	Search Brussels Airlines flights
SWISS	PriceFrom £195	Free Cancellation	Rating 7.5 1,810 reviews	Search SWISS flights

Cheap flights from London Heathrow Airport to Porto from £55

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 Porto departing on 7/1. 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 Porto

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

What is the cheapest month to fly to Porto?

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

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

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

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

As of December 2025, prices for London Heathrow Airport to Porto flights are approximately 5% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from London Heathrow to Porto?

Vueling and Iberia are the most popular carriers operating from London Heathrow to Porto

Which airlines fly to Porto?

How often are flights from London to Porto delayed?

Historically, on average around 100% of flights between London and Porto have experienced a delay on any given week. The average delay length over the past 12 months has been 82 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the morning 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. Tuesday has historically seen more delays on average compared to the rest of the week.

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

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 100% of their flights experiencing any sort of delay.

Which airport is the most popular for stopovers for flights between London Heathrow Airport and Porto?

Lisbon (LIS) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from London Heathrow Airport to Porto?

Flights via Amsterdam (AMS) offer the lowest average return price of £192.

Which stopover airport has the shortest travel time from London Heathrow Airport to Porto?

Flights connecting via Brussels (BRU) have the shortest average one-way travel time: 5h 16m.

Which stopover airport has the shortest connection time from London Heathrow Airport to Porto?

Brussels (BRU) has the shortest average stopover time for this route: 1h 22m.

When to book flights from London Heathrow Airport to Porto

Cheap London Heathrow Airport to Porto (LHR to OPO) flight deals and tips

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How far is London Heathrow to Porto by plane?

When did momondo last update prices for flights from London Heathrow Airport to Porto Airport?

How many operators does momondo search for flights from London Heathrow Airport to Porto Airport?

How old do you have to be to fly from London Heathrow Airport to Porto Airport?

What documentation or ID do you need to fly to Porto Airport?

What is the most popular airline from London Heathrow Airport to Porto?

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