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

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

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

According to our data, easyJet have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

How many flights depart from Porto to London on average per day?

As of September 2026, 6 flights take off from Porto and land in London each day. The most common flight departure time for this route is 18:00, with 52% of daily flights taking off in the evening.

How many flights depart from Porto to London on average per week?

44 flights are operational weekly from Porto to London as of September 2026. The most popular departure day for this route is Fri, with 30% of flights per week taking off on this day.

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

easyJet, Ryanair, and Vueling are the most popular carriers operating from Porto to London

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

How often are flights from Porto to London delayed?

Historically, on average around 20% of flights between Porto and London have experienced a delay on any given week. The average delay length over the past 12 months has been 125 minutes.

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

Prices for flights from Porto Airport to London refresh daily.

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

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 Porto Airport to London.

What documentation or ID do you need to fly to London?

The necessary travel and health documents for your London 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.

$79 Cheap Flights from Porto to London in 2026

Find the cheapest flights from Porto to London

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

17:45 - 20:10OPO Porto-STN London Stansted

2h 25mdirect

11:10 - 13:35STN London Stansted-OPO Porto

2h 25mdirect

$116Ryanair

Tue, 1 Dec - Fri, 4 Dec

07:05 - 09:30OPO Porto-STN London Stansted

2h 25mdirect

13:20 - 15:45STN London Stansted-OPO Porto

2h 25mdirect

$117Ryanair

Wed, 18 Nov - Fri, 20 Nov

11:35 - 14:00OPO Porto-LTN London Luton

2h 25mdirect

16:50 - 19:20LTN London Luton-OPO Porto

2h 30mdirect

$119easyJet

Thu, 5 Nov - Sun, 8 Nov

20:30 - 22:55OPO Porto-STN London Stansted

2h 25mdirect

08:45 - 18:25STN London Stansted-OPO Porto

9h 40m1 stop Bergamo Orio Al Serio

$119Ryanair

Tue, 13 Oct - Sat, 31 Oct

20:30 - 22:55OPO Porto-STN London Stansted

2h 25mdirect

16:15 - 18:40STN London Stansted-OPO Porto

2h 25mdirect

$120Ryanair

Tue, 6 Oct - Sat, 10 Oct

12:40 - 15:00OPO Porto-LGW London Gatwick

2h 20mdirect

14:40 - 17:05LGW London Gatwick-OPO Porto

2h 25mdirect

$121easyJet

Fri, 20 Nov - Sun, 22 Nov

21:30 - 23:55OPO Porto-STN London Stansted

2h 25mdirect

08:45 - 11:10STN London Stansted-OPO Porto

2h 25mdirect

$121Ryanair

Fri, 9 Oct - Sun, 11 Oct

12:40 - 15:00OPO Porto-LGW London Gatwick

2h 20mdirect

09:30 - 12:00LGW London Gatwick-OPO Porto

2h 30mdirect

$123easyJet

Fri, 6 Nov - Tue, 10 Nov

11:35 - 14:00OPO Porto-LTN London Luton

2h 25mdirect

17:10 - 19:40LTN London Luton-OPO Porto

2h 30mdirect

$123easyJet

Thu, 12 Nov - Fri, 20 Nov

15:40 - 18:05OPO Porto-STN London Stansted

2h 25mdirect

09:05 - 11:30STN London Stansted-OPO Porto

2h 25mdirect

$123Ryanair

Wed, 14 Oct - Mon, 19 Oct

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

KLM flights from Porto to London

Our best KLM deals on Porto to London flight tickets

KLM

14 Nov

OPO05:00Porto

9h 25m

1 stop

LHR14:25London Heathrow

16 Nov

LHR10:00London Heathrow

5h 25m

1 stop

OPO15:25Porto

$284

KLM

11 Feb

OPO11:15Porto

5h 45m

1 stop

LHR17:00London Heathrow

15 Feb

LHR15:45London Heathrow

6h 45m

1 stop

OPO22:30Porto

$296

KLM

23 Sept

OPO11:45Porto

4h 55m

1 stop

LCY16:40London City

29 Sept

LCY17:10London City

5h 05m

1 stop

OPO22:15Porto

$446

TAP AIR PORTUGAL flights from Porto to London

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

TAP AIR PORTUGAL

13 Nov

OPO14:30Porto

8h 10m

1 stop

LHR22:40London Heathrow

15 Nov

LHR16:30London Heathrow

5h 30m

1 stop

OPO22:00Porto

$287

TAP AIR PORTUGAL

27 Nov

OPO11:00Porto

11h 40m

1 stop

LHR22:40London Heathrow

30 Nov

LHR06:00London Heathrow

9h 00m

1 stop

OPO15:00Porto

$289

TAP AIR PORTUGAL

25 Sept

OPO21:15Porto

13h 05m

1 stop

LHR10:20London Heathrow

28 Sept

LHR18:45London Heathrow

13h 05m

1 stop

OPO07:50Porto

$390

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoLondon

OPO Porto - STN London Stansted

OPOSTN

Porto

Tue 1/12

17:45-20:10

Nonstop2h 25m

London Stansted

Fri 4/12

11:10-13:35

Nonstop2h 25m

$116

PortoLondon

OPO Porto - STN London Stansted

OPOSTN

Porto

Wed 18/11

07:05-09:30

Nonstop2h 25m

London Stansted

Fri 20/11

13:20-15:45

Nonstop2h 25m

$117

PortoLondon

OPO Porto - LTN London Luton

OPOLTN

Porto

Thu 5/11

11:35-14:00

Nonstop2h 25m

London Luton

Sun 8/11

16:50-19:20

Nonstop2h 30m

$119

PortoLondon

OPO Porto - STN London Stansted

OPOSTN

Porto

Tue 13/10

20:30-22:55

Nonstop2h 25m

London Stansted

Sat 31/10

08:45-18:25

1 stop9h 40m

$119

PortoLondon

OPO Porto - STN London Stansted

OPOSTN

Porto

Tue 6/10

20:30-22:55

Nonstop2h 25m

London Stansted

Sat 10/10

16:15-18:40

Nonstop2h 25m

$120

Fastest return journey

PortoLondon

OPO Porto - LGW London Gatwick

OPOLGW

Porto

Fri 20/11

12:40-15:00

Nonstop2h 20m

London Gatwick

Sun 22/11

14:40-17:05

Nonstop2h 25m

$121

PortoLondon

OPO Porto - STN London Stansted

OPOSTN

Porto

Fri 9/10

21:30-23:55

Nonstop2h 25m

London Stansted

Sun 11/10

08:45-11:10

Nonstop2h 25m

$121

PortoLondon

OPO Porto - LGW London Gatwick

OPOLGW

Porto

Fri 6/11

12:40-15:00

Nonstop2h 20m

London Gatwick

Tue 10/11

09:30-12:00

Nonstop2h 30m

$123

PortoLondon

OPO Porto - LTN London Luton

OPOLTN

Porto

Thu 12/11

11:35-14:00

Nonstop2h 25m

London Luton

Fri 20/11

17:10-19:40

Nonstop2h 30m

$123

PortoLondon

OPO Porto - STN London Stansted

OPOSTN

Porto

Wed 14/10

15:40-18:05

Nonstop2h 25m

London Stansted

Mon 19/10

09:05-11:30

Nonstop2h 25m

$123

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 Porto to London

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

Other information

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

Prices are currently low for flights on this route.

Typical prices usually range from $134 to $264.
The lowest price recently found on this route was $116.

What is the cheapest month to fly to London?

If you aren’t able to travel during the month of January, then book flights to London from Porto during February instead. Flights to London in February, while not as cheap as those in January, still average around $172.

What is the cheapest Porto to London flight route?

Fly from Porto to London Gatwick for the best Porto - London flight prices

What cabin class options are available on Porto to London flights?

There are 2 cabin classes available to choose from on Porto to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Porto to London flights?

No. A direct flight is the cheapest option for a flight between Porto to London.

How have Porto to London flight prices changed over time?

As of September 2026, prices for Porto to London flights are approximately 34% cheaper when compared to flights at the same time last year.

When to book flights from Porto to London

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

Estimated return price

Cheap Porto to London (OPO to LON) flight deals and tips

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

Best price found	$79
Fastest flight time	2h 20m
Direct flights	Every day
Airports in London	6 airports

The best one-way flight to London from Porto in the past 72 hours is $79. The best return flight deal from Porto to London found on momondo in the last 72 hours is $116.

The fastest flight from Porto to London takes 2h 20m

Direct flights go from Porto to London every day.

There are 6 airports in London. From Porto there are direct flights to London Luton (LTN), London Stansted (STN), London Gatwick (LGW).

Search flight deals

Frequently asked questions about flying from Porto to London

How far is Porto to London by plane?
There are 1319.4 km between Porto and London. 2h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Porto Airport to London?
Prices for flights from Porto Airport to London refresh daily.
How old do you have to be to fly from Porto Airport to London?
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 Porto Airport to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London 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.
What is the most popular plane model from Porto to London?
momondo data reveals that the most frequently booked plane model on the route from Porto to London is Airbus A320-100/200, representing 32.06% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 16.56%, Boeing 737 MAX 8 at 14.58%, and Airbus A321-100/200 at 13.65%.

Deal

Milton Keynes

Brentford

Ipswich

Marlow

Hounslow

Chichester

Ilford

Gatwick

Wembley

Dover

Ashford

Banbury

Horley

Canterbury

Eastbourne

Slough

Ascot

Stansted

Watford

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Porto to London for you.

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

All flight searches from Porto to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Porto.

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

Yes. momondo can track prices for Porto to London 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.

An easier way to manage your London 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Wed 14/10

Wed 21/10

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Nearby airports

Cabin classes

Other United Kingdom destinations

Complete your trip

Feeling lucky

Fly into one of these airports located in London

London City Airport

London Gatwick Airport

London Heathrow Airport

London Luton Airport

London Stansted Airport

Cheap flights from Porto to London from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to London departing on 14/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Porto to London

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

KLM flights from Porto to London

Our best KLM deals on Porto to London flight tickets

TAP AIR PORTUGAL flights from Porto to London

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

momondo Fare Finder

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

See travel insights to London from

How to get the cheapest flight ticket from Porto to London

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

What is the cheapest month to fly to London?

What is the cheapest Porto to London flight route?

What cabin class options are available on Porto to London flights?

Can stopping save me money on Porto to London flights?

How have Porto to London flight prices changed over time?

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

How often are flights from Porto to London delayed?

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

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

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

How many flights depart from Porto to London on average per day?

How many flights depart from Porto to London on average per week?

When to book flights from Porto to London

Cheap Porto to London (OPO to LON) flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in London

Frequently asked questions about flying from Porto to London

Travelling to a place near London?

Why use momondo?

An easier way to manage your London 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 the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 49.5 km from London

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Complete your trip to London

Explore popular destinations other users love

According to popular flight searches on momondo this year