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.

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.

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 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.

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

Vueling, TAP AIR PORTUGAL, and KLM are the most popular carriers operating from London Heathrow to Porto

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

Prices for flights from London Heathrow Airport to Porto Airport are updated daily.

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

There is 1 operator available for flights from London Heathrow Airport to Porto Airport as of October 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Porto Airport.

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

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 licence 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.

$152 Cheap Flights from London Heathrow Airport to Porto in 2025/26

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Find the cheapest flights from London Heathrow Airport to Porto

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06:30 - 13:20LHR-OPO

6h 50m1 stop

05:00 - 12:05OPO-LHR

7h 05m1 stop

$301KLM

Find Deal

Fri, 16 Jan - Sun, 18 Jan

15:45 - 22:25LHR-OPO

6h 40m1 stop

06:30 - 13:50OPO-LHR

7h 20m1 stop

$303KLM

Find Deal

Tue, 6 Jan - Mon, 12 Jan

06:30 - 15:25LHR-OPO

8h 55m1 stop

11:15 - 19:15OPO-LHR

8h 00m1 stop

$305KLM

Find Deal

Fri, 5 Dec - Thu, 11 Dec

10:00 - 15:25LHR-OPO

5h 25m1 stop

11:25 - 16:35OPO-LHR

5h 10m1 stop

$311Multiple Airlines

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Tue, 25 Nov - Tue, 2 Dec

19:50 - 08:00LHR-OPO

12h 10m1 stop

05:05 - 10:20OPO-LHR

5h 15m1 stop

$335TAP AIR PORTUGAL

Find Deal

Fri, 24 Apr - Sun, 26 Apr

08:15 - 15:00LHR-OPO

6h 45m1 stop

15:55 - 21:35OPO-LHR

5h 40m1 stop

$358TAP AIR PORTUGAL

Find Deal

Tue, 18 Nov - Fri, 21 Nov

10:00 - 15:25LHR-OPO

5h 25m1 stop

11:25 - 21:25OPO-LHR

10h 00m1 stop

$378Multiple Airlines

Find Deal

Wed, 3 Dec - Mon, 8 Dec

06:50 - 12:05LHR-OPO

5h 15m1 stop

12:55 - 21:20OPO-LHR

8h 25m1 stop

$387Brussels Airlines

Find Deal

Tue, 2 Dec - Mon, 8 Dec

08:45 - 18:00LHR-OPO

9h 15m2 stops

16:15 - 22:20OPO-LHR

6h 05m1 stop

$674Lufthansa

Find Deal

Fri, 12 Dec - Fri, 19 Dec

11:05 - 12:05LHR-OPO

25h 00m1 stop

12:55 - 21:20OPO-LHR

8h 25m1 stop

$723Brussels Airlines

Find Deal

Sat, 13 Dec - Mon, 15 Dec

TAP AIR PORTUGAL flights from London Heathrow Airport to Porto

Our best TAP AIR PORTUGAL deals on London Heathrow Airport to Porto flight tickets

TAP AIR PORTUGAL

24 Apr

LHR19:50London Heathrow

12h 10m

1 stop

OPO08:00Porto

26 Apr

OPO05:05Porto

5h 15m

1 stop

LHR10:20London Heathrow

$335

Find similar

TAP AIR PORTUGAL

18 Nov

LHR08:15London Heathrow

6h 45m

1 stop

OPO15:00Porto

21 Nov

OPO15:55Porto

5h 40m

1 stop

LHR21:35London Heathrow

$358

Find similar

TAP AIR PORTUGAL

4 Nov

LHR06:00London Heathrow

7h 05m

1 stop

OPO13:05Porto

4 Dec

OPO10:20Porto

5h 10m

1 stop

LHR15:30London Heathrow

$359

Find similar

Brussels Airlines flights from London Heathrow Airport to Porto

Our best Brussels Airlines deals on London Heathrow Airport to Porto flight tickets

Brussels Airlines

2 Dec

LHR06:50London Heathrow

5h 15m

1 stop

OPO12:05Porto

8 Dec

OPO12:55Porto

8h 25m

1 stop

LHR21:20London Heathrow

$387

Find similar

Brussels Airlines

13 Dec

LHR11:05London Heathrow

25h 00m

1 stop

OPO12:05Porto

15 Dec

OPO12:55Porto

8h 25m

1 stop

LHR21:20London Heathrow

$723

Find similar

Brussels Airlines

30 Oct

LHR06:50London Heathrow

5h 15m

1 stop

OPO12:05Porto

2 Nov

OPO12:55Porto

8h 25m

1 stop

LHR21:20London Heathrow

$758

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Fri 16/1

06:30-13:20

1 stop6h 50m

Porto

Sun 18/1

05:00-12:05

1 stop7h 05m

$301

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Tue 6/1

15:45-22:25

1 stop6h 40m

Porto

Mon 12/1

06:30-13:50

1 stop7h 20m

$303

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Fri 5/12

06:30-15:25

1 stop8h 55m

Porto

Thu 11/12

11:15-19:15

1 stop8h 00m

$305

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Tue 25/11

10:00-15:25

1 stop5h 25m

Porto

Tue 2/12

11:25-16:35

1 stop5h 10m

$311

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Fri 24/4

19:50-08:00

1 stop12h 10m

Porto

Sun 26/4

05:05-10:20

1 stop5h 15m

$335

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Tue 18/11

08:15-15:00

1 stop6h 45m

Porto

Fri 21/11

15:55-21:35

1 stop5h 40m

$358

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Wed 3/12

10:00-15:25

1 stop5h 25m

Porto

Mon 8/12

11:25-21:25

1 stop10h 00m

$378

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Tue 2/12

06:50-12:05

1 stop5h 15m

Porto

Mon 8/12

12:55-21:20

1 stop8h 25m

$387

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Fri 12/12

08:45-18:00

2 stops9h 15m

Porto

Fri 19/12

16:15-22:20

1 stop6h 05m

$674

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Sat 13/12

11:05-12:05

1 stop25h 00m

Porto

Mon 15/12

12:55-21:20

1 stop8h 25m

$723

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

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?

In general, January is the cheapest month to fly from London Heathrow Airport to Porto. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $300. If you aren’t able to travel to Porto during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $318.

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

Our data shows that Tuesday is the least expensive day to fly to Porto. Tickets to fly out on this day can be as low as $275. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Porto for around $562.

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

Our most recent data shows that the best time of day to fly to Porto is at midday. Flights from London Heathrow Airport to Porto during this time can be as low as $236. Flights in the morning are often more expensive, with an average ticket price of $318.

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

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 $428 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 $335 on momondo.

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

As of October 2025, prices for London Heathrow Airport to Porto flights are approximately 55% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Porto according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

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

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Porto

Direct flights	None

There are no direct flights from London Heathrow Airport to Porto. There are no popular flight routes from London Heathrow Airport to Porto.

Search flight deals

How far is London Heathrow to Porto by plane?
There are 1304.5 km between London Heathrow and Porto. A reasonable flight in good conditions will take 5h 15m.
When did momondo last update prices for flights from London Heathrow Airport to Porto Airport?
Prices for flights from London Heathrow Airport to Porto Airport are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to Porto Airport?
There is 1 operator available for flights from London Heathrow Airport to Porto Airport as of October 2025.
How old do you have to be to fly from London Heathrow Airport to Porto Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Porto Airport.
What documentation or ID do you need to fly to Porto Airport?
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 licence 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.
What is the most popular airline from London Heathrow Airport to Porto?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London Heathrow Airport to Porto is British Airways (100% of total bookings).

Best airlines flying from London Heathrow Airport to Porto

Compare and see reviews for airlines that fly from London Heathrow Airport to Porto with momondo

Airline	Rating	Free cancellation	Price
British Airways	PriceFrom $558	Free cancellation	Rating 6.7 7,483 reviews		Search British Airways flights

Coimbra

Vila Nova de Gaia

Aveiro

Why use momondo?

Why should I use momondo to find a flight deal from London to Porto?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Porto . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Porto with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Porto from London with this policy.

How can momondo help me find flights from London to Porto?

momondo provides multiple filters to help you find the best flight to Porto from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Porto right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Porto flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from London Heathrow Airport to Porto from $152

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 11/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

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Filter for what you want

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Find the cheapest flights from London Heathrow Airport to Porto

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TAP AIR PORTUGAL flights from London Heathrow Airport to Porto

Our best TAP AIR PORTUGAL deals on London Heathrow Airport to Porto flight tickets

Brussels Airlines flights from London Heathrow Airport to Porto

Our best Brussels Airlines deals on London Heathrow Airport to Porto flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Porto that are best for you.

See travel insights to Porto from

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

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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?

Our data shows that Tuesday is the least expensive day to fly to Porto. Tickets to fly out on this day can be as low as $275. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Porto for around $562.

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

Our most recent data shows that the best time of day to fly to Porto is at midday. Flights from London Heathrow Airport to Porto during this time can be as low as $236. Flights in the morning are often more expensive, with an average ticket price of $318.

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 October 2025, prices for London Heathrow Airport to Porto flights are approximately 55% 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, TAP AIR PORTUGAL, and KLM are the most popular carriers operating from London Heathrow 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.

When to book flights from London Heathrow Airport to Porto

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

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Porto

Direct flights

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?

Best airlines flying from London Heathrow Airport to Porto

Compare and see reviews for airlines that fly from London Heathrow Airport to Porto with momondo

Travelling to a place near Porto?

Why use momondo?

Why should I use momondo to find a flight deal from London to Porto?

Can I find flights from London to Porto with flexible booking policies on momondo?

How can momondo help me find flights from London to Porto?

I’m not ready to book a flight from London to Porto right now. Can momondo alert me if prices change?

An easier way to manage your Porto trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal