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

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

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

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

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

14 flights are operational weekly from Porto to London as of January 2026. The most popular departure day for this route is Wed, with 57% of flights per week taking off on this day.

How often are flights from Porto to London delayed?

Historically, on average around 22% 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 118 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. Saturday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Titan Airways have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

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

As of January 2026, 2 flights take off from Porto and land in London each day. The most common flight departure time for this route is 07:00, with 52% of daily flights taking off at midday.

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.

$53 Cheap Flights from Porto to London in 2026

1 adult

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

Find the cheapest flights from Porto to London

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

09:10 - 11:35

OPO

LTN

2h 25mdirect

06:05 - 08:35

LTN

OPO

2h 30mdirect

$114easyJet

Sat, 18 Apr - Sat, 25 Apr

09:10 - 11:35

OPO

LTN

2h 25mdirect

06:05 - 08:35

LTN

OPO

2h 30mdirect

$116easyJet

Sat, 18 Apr - Sat, 25 Apr

06:40 - 09:05

OPO

LGW

2h 25mdirect

06:05 - 08:30

LGW

OPO

2h 25mdirect

$121easyJet

Thu, 7 May - Mon, 11 May

08:50 - 15:05

OPO

STN

6h 15m

1 stop

08:15 - 10:40

STN

OPO

2h 25mdirect

$143Ryanair

Wed, 4 Mar - Wed, 11 Mar

10:55 - 17:30

OPO

LHR

6h 35m

1 stop

08:15 - 18:55

LHR

OPO

10h 40m

1 stop

$244TAP AIR PORTUGAL

Wed, 4 Mar - Wed, 11 Mar

21:55 - 07:30

OPO

STN

9h 35m

1 stop

14:15 - 19:25

STN

OPO

5h 10m

1 stop

$247Multiple Airlines

Wed, 4 Mar - Wed, 11 Mar

12:00 - 17:30

OPO

LHR

5h 30m

1 stop

06:00 - 15:00

LHR

OPO

9h 00m

1 stop

$248TAP AIR PORTUGAL

Wed, 4 Mar - Wed, 11 Mar

16:10 - 20:50

OPO

LHR

4h 40m

1 stop

17:50 - 10:30

LHR

OPO

16h 40m

1 stop

$293KLM

Mon, 16 Feb - Sat, 7 Mar

16:10 - 20:50

OPO

LHR

4h 40m

1 stop

06:30 - 15:25

LHR

OPO

8h 55m

1 stop

$296KLM

Thu, 19 Feb - Wed, 25 Feb

16:10 - 20:50

OPO

LHR

4h 40m

1 stop

19:20 - 10:30

LHR

OPO

15h 10m

1 stop

$314Multiple Airlines

Fri, 6 Mar - Sun, 8 Mar

KLM flights from Porto to London

Our best KLM deals on Porto to London flight tickets

KLM

16 Feb

OPO16:10Porto

4h 40m

1 stop

LHR20:50London Heathrow

7 Mar

LHR17:50London Heathrow

16h 40m

1 stop

OPO10:30Porto

$293

KLM

19 Feb

OPO16:10Porto

4h 40m

1 stop

LHR20:50London Heathrow

25 Feb

LHR06:30London Heathrow

8h 55m

1 stop

OPO15:25Porto

$296

KLM

12 Feb

OPO11:15Porto

8h 00m

1 stop

LHR19:15London Heathrow

23 Feb

LHR20:25London Heathrow

14h 05m

1 stop

OPO10:30Porto

$314

TAP AIR PORTUGAL flights from Porto to London

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

TAP AIR PORTUGAL

14 Mar

OPO07:05Porto

2h 20m

LGW09:25London Gatwick

21 Mar

LGW10:10London Gatwick

2h 25m

OPO12:35Porto

$187

TAP AIR PORTUGAL

7 Mar

OPO07:05Porto

2h 20m

LGW09:25London Gatwick

21 Mar

LGW10:10London Gatwick

2h 25m

OPO12:35Porto

$211

TAP AIR PORTUGAL

4 Mar

OPO10:55Porto

6h 35m

1 stop

LHR17:30London Heathrow

11 Mar

LHR08:15London Heathrow

10h 40m

1 stop

OPO18:55Porto

$244

Fly from

Fly to

Route

Depart

Return

Price

PortoLondon

OPO - LTN

OPOLTN

Porto

Sat 18/4

09:10-11:35

Nonstop2h 25m

London Luton

Sat 25/4

06:05-08:35

Nonstop2h 30m

$114

PortoLondon

OPO - LTN

OPOLTN

Porto

Sat 18/4

09:10-11:35

Nonstop2h 25m

London Luton

Sat 25/4

06:05-08:35

Nonstop2h 30m

$116

PortoLondon

OPO - LGW

OPOLGW

Porto

Thu 7/5

06:40-09:05

Nonstop2h 25m

London Gatwick

Mon 11/5

06:05-08:30

Nonstop2h 25m

$121

PortoLondon

OPO - STN

OPOSTN

Porto

Wed 4/3

08:50-15:05

1 stop6h 15m

London Stansted

Wed 11/3

08:15-10:40

Nonstop2h 25m

$143

PortoLondon

OPO - LHR

OPOLHR

Porto

Wed 4/3

10:55-17:30

1 stop6h 35m

London Heathrow

Wed 11/3

08:15-18:55

1 stop10h 40m

$244

PortoLondon

OPO - STN

OPOSTN

Porto

Wed 4/3

21:55-07:30

1 stop9h 35m

London Stansted

Wed 11/3

14:15-19:25

1 stop5h 10m

$247

PortoLondon

OPO - LHR

OPOLHR

Porto

Wed 4/3

12:00-17:30

1 stop5h 30m

London Heathrow

Wed 11/3

06:00-15:00

1 stop9h 00m

$248

PortoLondon

OPO - LHR

OPOLHR

Porto

Mon 16/2

16:10-20:50

1 stop4h 40m

London Heathrow

Sat 7/3

17:50-10:30

1 stop16h 40m

$293

PortoLondon

OPO - LHR

OPOLHR

Porto

Thu 19/2

16:10-20:50

1 stop4h 40m

London Heathrow

Wed 25/2

06:30-15:25

1 stop8h 55m

$296

PortoLondon

OPO - LHR

OPOLHR

Porto

Fri 6/3

16:10-20:50

1 stop4h 40m

London Heathrow

Sun 8/3

19:20-10:30

1 stop15h 10m

$314

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?

What is the cheapest month to fly to London?

If you aren’t able to travel during the month of March, then book flights to London from Porto during February instead. Flights to London in February, while not as cheap as those in March, still average around $144.

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 January 2026, prices for Porto to London flights are approximately 5% 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

Fastest flight time	2h 20m
Direct flights	Every day
Airports in London	6 airports

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 Gatwick (LGW).

Search flight deals

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 41.57% of all bookings. The subsequent popular models are Airbus A319 at 21.03%, Boeing 737-800 Passenger/BBJ2 (winglets) at 18.35%, and Boeing 737 MAX 8 at 9.84%.

Gatwick

Hounslow

Wembley

Milton Keynes

Brentford

Abingdon

Deal

Ipswich

Dover

Eastbourne

Slough

Chichester

Canterbury

Kingston upon Thames

Brentwood

Guildford

Sutton

Maidstone

Watford

Winchester

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

Sat 28/2

Sat 7/3

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

Fly into one of these airports located in London

London City Airport

London Gatwick Airport

London Heathrow Airport

London Luton Airport

London Stansted Airport

Popular Cities in the United Kingdom

Look for other cheap flights to Manchesterfrom $1,234

Look for other cheap flights to Edinburghfrom $1,008

Look for other cheap flights to Birminghamfrom $1,435

Look for other cheap flights to Glasgowfrom $1,082

Look for other cheap flights to Newcastle upon Tynefrom $1,445

Look for other cheap flights to Belfastfrom $1,611

Look for other cheap flights to Aberdeenfrom $1,678

Look for other cheap flights to Bristolfrom $1,111

Look for other cheap flights to Invernessfrom $1,732

Look for other cheap flights to Cardifffrom $1,619

Look for other cheap flights to Leedsfrom $1,705

Cheap flights from Porto to London from $53

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 24/4. 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

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Porto to London

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

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?

If you aren’t able to travel during the month of March, then book flights to London from Porto during February instead. Flights to London in February, while not as cheap as those in March, still average around $144.

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 January 2026, prices for Porto to London flights are approximately 5% cheaper when compared to flights at the same time last year.

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

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

How often are flights from Porto to London delayed?

Historically, on average around 22% 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 118 minutes.

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

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night 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. Saturday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Titan Airways have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

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

As of January 2026, 2 flights take off from Porto and land in London each day. The most common flight departure time for this route is 07:00, with 52% of daily flights taking off at midday.

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

14 flights are operational weekly from Porto to London as of January 2026. The most popular departure day for this route is Wed, with 57% of flights per week taking off on this day.

When to book flights from Porto to London

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

Fastest flight time

Direct flights

Airports in London

How far is Porto to London by plane?

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

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

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

What is the most popular plane model from Porto to London?

Travelling to a place near London?

Why use momondo?

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

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

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

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

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