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Cheap flights from Porto to London from £22

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 22/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Ryanair Logo
06:05 - 08:20OPO-STN
2h 15mdirect
Ryanair Logo
08:45 - 11:10STN-OPO
2h 25mdirect
£56Ryanair
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Fri, 19 Sep - Sun, 21 Sep
Ryanair Logo
06:05 - 08:20OPO-STN
2h 15mdirect
Ryanair Logo
08:45 - 11:10STN-OPO
2h 25mdirect
£58Ryanair
Find Deal
Fri, 19 Sep - Sun, 21 Sep
easyJet Logo
09:25 - 11:50OPO-LTN
2h 25mdirect
easyJet Logo
13:15 - 15:40LTN-OPO
2h 25mdirect
£64easyJet
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Fri, 17 Oct - Sun, 9 Nov
easyJet Logo
09:40 - 12:00OPO-LGW
2h 20mdirect
easyJet Logo
09:35 - 12:05LGW-OPO
2h 30mdirect
£66easyJet
Find Deal
Sat, 13 Dec - Fri, 9 Jan
Vueling Logo
20:05 - 08:40OPO-LGW
12h 35m1 stop
Vueling Logo
16:25 - 08:10LGW-OPO
15h 45m1 stop
£81Vueling
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Tue, 25 Nov - Mon, 1 Dec
British Airways Logo
20:05 - 22:25OPO-LGW
2h 20mdirect
British Airways Logo
13:40 - 16:05LGW-OPO
2h 25mdirect
£92British Airways
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Sat, 29 Nov - Thu, 4 Dec
British Airways Logo
17:30 - 19:50OPO-LGW
2h 20mdirect
British Airways Logo
16:50 - 19:15LGW-OPO
2h 25mdirect
£95British Airways
Find Deal
Tue, 11 Nov - Sat, 15 Nov
Vueling Logo
21:55 - 09:10OPO-LGW
11h 15m1 stop
Vueling Logo
14:55 - 21:15LGW-OPO
6h 20m1 stop
£97Vueling
Find Deal
Mon, 24 Nov - Thu, 27 Nov
TAP AIR PORTUGAL Logo
15:45 - 22:00OPO-LHR
6h 15m1 stop
TAP AIR PORTUGAL Logo
11:20 - 16:55LHR-OPO
5h 35m1 stop
£158TAP AIR PORTUGAL
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Sat, 13 Sep - Sat, 20 Sep
TAP AIR PORTUGAL Logo
22:35 - 12:45OPO-LHR
14h 10m1 stop
TAP AIR PORTUGAL Logo
13:45 - 20:25LHR-OPO
6h 40m1 stop
£161TAP AIR PORTUGAL
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Fri, 5 Sep - Sun, 14 Sep

TAP AIR PORTUGAL flights from Porto to London

Our best TAP AIR PORTUGAL deals on Porto to London flight tickets
TAP AIR PORTUGAL
13 Sept
OPO15:45Porto
6h 15m
1 stop
LHR22:00London Heathrow
20 Sept
LHR11:20London Heathrow
5h 35m
1 stop
OPO16:55Porto
£158
Find similar
TAP AIR PORTUGAL
5 Sept
OPO22:35Porto
14h 10m
1 stop
LHR12:45London Heathrow
14 Sept
LHR13:45London Heathrow
6h 40m
1 stop
OPO20:25Porto
£161
Find similar
TAP AIR PORTUGAL
6 Aug
OPO08:55Porto
13h 05m
1 stop
LHR22:00London Heathrow
13 Aug
LHR11:20London Heathrow
9h 05m
1 stop
OPO20:25Porto
£201
Find similar

Lufthansa flights from Porto to London

Our best Lufthansa deals on Porto to London flight tickets
Lufthansa
19 Sept
OPO06:00Porto
10h 25m
1 stop
LCY16:25London City
22 Sept
LCY08:45London City
14h 05m
1 stop
OPO22:50Porto
£309
Find similar
Lufthansa
5 Aug
OPO11:05Porto
11h 35m
1 stop
LHR22:40London Heathrow
8 Aug
LHR09:00London Heathrow
14h 20m
1 stop
OPO23:20Porto
£310
Find similar
Lufthansa
5 Aug
OPO06:15Porto
12h 10m
1 stop
LHR18:25London Heathrow
8 Aug
LHR09:00London Heathrow
14h 20m
1 stop
OPO23:20Porto
£313
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momondo Fare Finder

 
Customise your flight search to find flights from Porto to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from Porto to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoLondon

OPO - STN

OPOSTN

Porto

Fri 19/9

06:05-08:20

Nonstop2h 15m

London Stansted

Sun 21/9

08:45-11:10

Nonstop2h 25m

£56

PortoLondon

OPO - STN

OPOSTN

Porto

Fri 19/9

06:05-08:20

Nonstop2h 15m

London Stansted

Sun 21/9

08:45-11:10

Nonstop2h 25m

£58

PortoLondon

OPO - LTN

OPOLTN

Porto

Fri 17/10

09:25-11:50

Nonstop2h 25m

London Luton

Sun 9/11

13:15-15:40

Nonstop2h 25m

£64

PortoLondon

OPO - LGW

OPOLGW

Porto

Sat 13/12

09:40-12:00

Nonstop2h 20m

London Gatwick

Fri 9/1

09:35-12:05

Nonstop2h 30m

£66

PortoLondon

OPO - LGW

OPOLGW

Porto

Tue 25/11

20:05-08:40

1 stop12h 35m

London Gatwick

Mon 1/12

16:25-08:10

1 stop15h 45m

£81

PortoLondon

OPO - LGW

OPOLGW

Porto

Sat 29/11

20:05-22:25

Nonstop2h 20m

London Gatwick

Thu 4/12

13:40-16:05

Nonstop2h 25m

£92

PortoLondon

OPO - LGW

OPOLGW

Porto

Tue 11/11

17:30-19:50

Nonstop2h 20m

London Gatwick

Sat 15/11

16:50-19:15

Nonstop2h 25m

£95

PortoLondon

OPO - LGW

OPOLGW

Porto

Mon 24/11

21:55-09:10

1 stop11h 15m

London Gatwick

Thu 27/11

14:55-21:15

1 stop6h 20m

£97

PortoLondon

OPO - LHR

OPOLHR

Porto

Sat 13/9

15:45-22:00

1 stop6h 15m

London Heathrow

Sat 20/9

11:20-16:55

1 stop5h 35m

£158

PortoLondon

OPO - LHR

OPOLHR

Porto

Fri 5/9

22:35-12:45

1 stop14h 10m

London Heathrow

Sun 14/9

13:45-20:25

1 stop6h 40m

£161

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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

What is the cheapest month to fly to London?

The cheapest month to fly to London from Porto is in February. Flight prices, which tend to average around £63, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Porto averaging around £66.

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

Our data shows that Tuesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £86. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Porto to London for around £120.

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

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £60. Flights in the afternoon are often more expensive, with an average ticket price of £127.

What is the cheapest Porto to London flight route?

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

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

You are more likely to see cheaper flights to London from Porto when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £187 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Porto for as low as £121 on momondo.

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

There are 3 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 July 2025, prices for Porto to London flights are approximately 29% more expensive 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

£22

Fastest flight time

2h 15m

Direct flights

Every day

Airports in London

4 airports
The best one-way flight to London from Porto in the past 72 hours is £22. The best return flight deal from Porto to London found on momondo in the last 72 hours is £56.
The fastest flight from Porto to London takes 2h 15m
Direct flights go from Porto to London every day.
There are 4 airports near London: London Luton (LTN), London Heathrow (LHR), London Stansted (STN), London Gatwick (LGW)
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  • How far is Porto to London by plane?

    The distance between Porto and London is about 819.8 mi. Typically, this will take 2h 15m by plane in normal conditions.

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

    Prices for flights from Porto Airport to London are refreshed on a daily basis.

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

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

    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 Porto Airport to London.

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

    The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

  • What is the most popular airline from Porto to London?

Best airlines flying from Porto to London

Compare and see reviews for airlines that fly from Porto to London with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £48Free CancellationRating
6.8
5,152 reviews
Search Ryanair flights
easyJetPriceFrom £51Free CancellationRating
6.9
1,822 reviews
Search easyJet flights
TAP AIR PORTUGALPriceFrom £87Free CancellationRating
7.1
1,930 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom £98Free CancellationRating
6.6
7,217 reviews
Search British Airways flights

  • TAP AIR PORTUGAL Flights From Porto to London

    The lowest priced TAP AIR PORTUGAL flight from Porto to London from the last 72 hours was £116. Generally, TAP AIR PORTUGAL has 8 flights on this route every week with an average price of £239. TAP AIR PORTUGAL is rated 7.1/10 by our users.

  • easyJet Flights From Porto to London

    easyJet is also a popular choice for this route. easyJet flight deals for Porto to London start from as low as £68 round-trip, depending on your selected dates, with average easyJet deals seen on momondo around £179. easyJet operates 3 flights to London from Porto in an average week. Users have rated it 6.9/10 across 1,822 reviews.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Slough
Southend-on-Sea
Maidstone
Canterbury
Gatwick
Ipswich
Ilford
Dartford
Guildford
Colchester
Worthing
Hounslow
Dover
Winchester
Margate
Chelmsford
Bedford

Why use momondo?

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

It is quick and easy to find Porto to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Flights from Porto to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Porto and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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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 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport