Question 1

What is the cheapest flight from Porto to London Heathrow Airport?

Accepted Answer

In the last 3 days, the lowest price for a flight from Porto to London Heathrow Airport was £45 for a one-way ticket and £117 for a return. <a href='/flight-routes/Porto-OPO/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 2

Which aircraft models fly most regularly from Porto to London Heathrow Airport?

Accepted Answer

We unfortunately don’t have that data for this specific route.

Question 3

What is the cheapest month to fly from Porto to London Heathrow Airport?

Accepted Answer

The cheapest month for flights from Porto to London Heathrow Airport is February, where tickets cost £97 (return) on average. On the other hand, the most expensive months are July and March, where the average cost of round-trip tickets is £355 and £295 respectively.

Question 4

What is the cheapest month to fly from Porto to London Heathrow Airport?

Accepted Answer

The cheapest month for flights from Porto to London Heathrow Airport is February, where tickets cost £97 (return) on average. On the other hand, the most expensive months are July and March, where the average cost of round-trip tickets is £355 and £295 respectively.

Question 5

How does KAYAK find such low prices on flights from Porto to London Heathrow Airport?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Porto to London Heathrow Airport. <a href='/flight-routes/Porto-OPO/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 6

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Porto to London Heathrow Airport?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Porto is likely to change within 7 days, so travellers know whether to wait or book now. <a href='/flight-routes/Porto-OPO/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 7

What is the Hacker Fare option on flights from Porto to London Heathrow Airport?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back to Porto with another airline. <a href='/flight-routes/Porto-OPO/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 8

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Porto to London Heathrow Airport?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Porto up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Porto-OPO/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 9

How often are flights from Porto to London delayed?

Accepted Answer

Weekly flights between Porto and London historically see delays in approximately 4% of cases, with the average delay over the past year being 140 minutes.

Question 10

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

Accepted Answer

Statistically, Tuesday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

Question 11

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

Accepted Answer

Typically, flights leaving in the evening tend to face fewer delays, whereas flights in the early afternoon have historically encountered delays more often.

Question 12

Which airlines provide the cheapest flights from Porto to London Heathrow Airport?

Accepted Answer

In the past 3 days, the cheapest return tickets from Porto to London Heathrow Airport were found on Vueling (£117) and Lufthansa (£142).

Question 13

Which airlines provide the cheapest flights from Porto to London Heathrow Airport?

Accepted Answer

In the past 3 days, the cheapest return tickets from Porto to London Heathrow Airport were found on Vueling (£117) and Lufthansa (£142).

Low season	February
High season	October
Cheapest flight	£45

OPO - LHR

£48 Find Cheap Flights from Porto to London Heathrow Airport

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Everything you should know

Cheap Flights from Porto to Heathrow (OPO-LHR)

Recent return flight deals from Porto to Heathrow

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KAYAK’s insights & trends for Porto to Heathrow flights

Get data-powered insights and trends into flights from Porto to Heathrow to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Porto to London Heathrow Airport?

The cheapest month for flights from Porto to London Heathrow Airport is February, where tickets cost £97 (return) on average. On the other hand, the most expensive months are July and March, where the average cost of round-trip tickets is £355 and £295 respectively.

Which airlines provide the cheapest flights from Porto to London Heathrow Airport?

In the past 3 days, the cheapest return tickets from Porto to London Heathrow Airport were found on Vueling (£117) and Lufthansa (£142).

How often are flights from Porto to London delayed?

Weekly flights between Porto and London historically see delays in approximately 4% of cases, with the average delay over the past year being 140 minutes.

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

Typically, flights leaving in the evening tend to face fewer delays, whereas flights in the early afternoon have historically encountered delays more often.

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

Statistically, Tuesday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

Good to know - Cheap tickets from Porto to London Heathrow Airport

When to book flights from Porto to Heathrow

FAQs for booking Porto to London Heathrow Airport flights

What is the cheapest flight from Porto to London Heathrow Airport?

In the last 3 days, the lowest price for a flight from Porto to London Heathrow Airport was £45 for a one-way ticket and £117 for a return.

Which aircraft models fly most regularly from Porto to London Heathrow Airport?

We unfortunately don’t have that data for this specific route.

How does KAYAK find such low prices on flights from Porto to London Heathrow Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Porto to London Heathrow Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Porto to London Heathrow Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Porto is likely to change within 7 days, so travellers know whether to wait or book now.

What is the Hacker Fare option on flights from Porto to London Heathrow Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back to Porto with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Porto to London Heathrow Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Porto up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Porto to Heathrow

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