Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Porto to London from £44

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 14/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Porto to London

Cheap return flights

easyJet Logo
16:20 - 18:45OPO-LTN
2h 25mdirect
easyJet Logo
13:15 - 15:40LTN-OPO
2h 25mdirect
£54easyJet
Find Deal
Sun, 18 Jan - Sun, 25 Jan
Ryanair Logo
08:45 - 11:10OPO-STN
2h 25mdirect
Ryanair Logo
15:55 - 18:20STN-OPO
2h 25mdirect
£55Ryanair
Find Deal
Mon, 17 Nov - Thu, 20 Nov
easyJet Logo
16:40 - 19:00OPO-LGW
2h 20mdirect
easyJet Logo
09:30 - 12:00LGW-OPO
2h 30mdirect
£55easyJet
Find Deal
Wed, 24 Dec - Thu, 1 Jan
Ryanair Logo
21:50 - 00:15OPO-STN
2h 25mdirect
Ryanair Logo
18:50 - 21:15STN-OPO
2h 25mdirect
£56Ryanair
Find Deal
Sat, 25 Oct - Sat, 1 Nov
Air Europa Logo
20:10 - 09:00OPO-LGW
12h 50m1 stop
Air Europa Logo
17:25 - 06:50LGW-OPO
13h 25m1 stop
£78Air Europa
Find Deal
Tue, 11 Nov - Sat, 15 Nov
Air Europa Logo
20:10 - 09:00OPO-LGW
12h 50m1 stop
Air Europa Logo
17:25 - 06:50LGW-OPO
13h 25m1 stop
£97Air Europa
Find Deal
Tue, 11 Nov - Sat, 15 Nov
Vueling Logo
22:00 - 09:10OPO-LHR
11h 10m1 stop
Vueling Logo
18:50 - 08:10LHR-OPO
13h 20m1 stop
£125Vueling
Find Deal
Thu, 23 Oct - Wed, 29 Oct
Vueling Logo
22:00 - 09:10OPO-LHR
11h 10m1 stop
Vueling Logo
20:50 - 08:00LHR-OPO
11h 10m1 stop
£126Vueling
Find Deal
Thu, 2 Oct - Sat, 11 Oct
TAP AIR PORTUGAL Logo
06:55 - 12:40OPO-LHR
5h 45m1 stop
TAP AIR PORTUGAL Logo
08:15 - 15:00LHR-OPO
6h 45m1 stop
£142TAP AIR PORTUGAL
Find Deal
Sun, 18 Jan - Sun, 25 Jan
TAP AIR PORTUGAL Logo
14:50 - 21:35OPO-LHR
6h 45m1 stop
TAP AIR PORTUGAL Logo
06:00 - 12:10LHR-OPO
6h 10m1 stop
£142TAP AIR PORTUGAL
Find Deal
Sun, 16 Nov - Sat, 22 Nov

Vueling flights from Porto to London

Our best Vueling deals on Porto to London flight tickets
Vueling
23 Oct
OPO22:00Porto
11h 10m
1 stop
LHR09:10London Heathrow
29 Oct
LHR18:50London Heathrow
13h 20m
1 stop
OPO08:10Porto
£125
Find similar
Vueling
2 Oct
OPO22:00Porto
11h 10m
1 stop
LHR09:10London Heathrow
11 Oct
LHR20:50London Heathrow
11h 10m
1 stop
OPO08:00Porto
£126
Find similar
Vueling
15 Nov
OPO21:55Porto
11h 15m
1 stop
LHR09:10London Heathrow
17 Nov
LHR18:50London Heathrow
13h 20m
1 stop
OPO08:10Porto
£126
Find similar

TAP AIR PORTUGAL flights from Porto to London

Our best TAP AIR PORTUGAL deals on Porto to London flight tickets
TAP AIR PORTUGAL
18 Jan
OPO06:55Porto
5h 45m
1 stop
LHR12:40London Heathrow
25 Jan
LHR08:15London Heathrow
6h 45m
1 stop
OPO15:00Porto
£142
Find similar
TAP AIR PORTUGAL
16 Nov
OPO14:50Porto
6h 45m
1 stop
LHR21:35London Heathrow
22 Nov
LHR06:00London Heathrow
6h 10m
1 stop
OPO12:10Porto
£142
Find similar
TAP AIR PORTUGAL
22 Sept
OPO18:00Porto
15h 45m
1 stop
LGW09:45London Gatwick
30 Sept
LGW21:15London Gatwick
2h 25m
OPO23:40Porto
£177
Find similar

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 12 September 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 - LTN

OPOLTN

Porto

Sun 18/1

16:20-18:45

Nonstop2h 25m

London Luton

Sun 25/1

13:15-15:40

Nonstop2h 25m

£54

PortoLondon

OPO - STN

OPOSTN

Porto

Mon 17/11

08:45-11:10

Nonstop2h 25m

London Stansted

Thu 20/11

15:55-18:20

Nonstop2h 25m

£55

PortoLondon

OPO - LGW

OPOLGW

Porto

Wed 24/12

16:40-19:00

Nonstop2h 20m

London Gatwick

Thu 1/1

09:30-12:00

Nonstop2h 30m

£55

PortoLondon

OPO - STN

OPOSTN

Porto

Sat 25/10

21:50-00:15

Nonstop2h 25m

London Stansted

Sat 1/11

18:50-21:15

Nonstop2h 25m

£56

PortoLondon

OPO - LGW

OPOLGW

Porto

Tue 11/11

20:10-09:00

1 stop12h 50m

London Gatwick

Sat 15/11

17:25-06:50

1 stop13h 25m

£78

PortoLondon

OPO - LGW

OPOLGW

Porto

Tue 11/11

20:10-09:00

1 stop12h 50m

London Gatwick

Sat 15/11

17:25-06:50

1 stop13h 25m

£97

PortoLondon

OPO - LHR

OPOLHR

Porto

Thu 23/10

22:00-09:10

1 stop11h 10m

London Heathrow

Wed 29/10

18:50-08:10

1 stop13h 20m

£125

PortoLondon

OPO - LHR

OPOLHR

Porto

Thu 2/10

22:00-09:10

1 stop11h 10m

London Heathrow

Sat 11/10

20:50-08:00

1 stop11h 10m

£126

PortoLondon

OPO - LHR

OPOLHR

Porto

Sun 18/1

06:55-12:40

1 stop5h 45m

London Heathrow

Sun 25/1

08:15-15:00

1 stop6h 45m

£142

PortoLondon

OPO - LHR

OPOLHR

Porto

Sun 16/11

14:50-21:35

1 stop6h 45m

London Heathrow

Sat 22/11

06:00-12:10

1 stop6h 10m

£142

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 £65.

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 £79. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Porto to London for around £115.

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 £59. Flights in the afternoon are often more expensive, with an average ticket price of £125.

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 £186 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 £120 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 September 2025, prices for Porto to London flights are approximately 33% 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

£58

Fastest flight time

2h 10m

Direct flights

Every day

Airports in London

2 airports
The best one-way flight to London from Porto in the past 72 hours is £58. The best return flight deal from Porto to London found on momondo in the last 72 hours is £57.
The fastest flight from Porto to London takes 2h 10m
Direct flights go from Porto to London every day.
There are 2 airports near London: London Stansted (STN), London Gatwick (LGW)
Search flight deals

  • 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 £47Free CancellationRating
6.8
5,158 reviews
Search Ryanair flights
easyJetPriceFrom £48Free CancellationRating
6.9
1,820 reviews
Search easyJet flights
TAP AIR PORTUGALPriceFrom £85Free CancellationRating
7.1
1,977 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom £92Free CancellationRating
6.6
7,361 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 9 flights on this route every week with an average price of £249. 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 £66 round-trip, depending on your selected dates, with average easyJet deals seen on momondo around £153. easyJet operates 7 flights to London from Porto in an average week. Users have rated it 6.9/10 across 1,820 reviews.

Travelling to a place near London?

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

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

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
Sun 12/10
Sun 19/10
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

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