Cheap Flights from Porto to London

Compare Porto to London flight deals

Find the cheapest month or even day of the year to fly to London

Book the best London fare with no extra fees

Flight deals from Porto to London

Looking for a cheap last-minute deal or the best return flight from Porto to London? Find the lowest prices on one-way and return tickets right here.

London.SAR 61 per passenger.Departing Thu, 8 May.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Porto on Thu, 8 May, arriving in London Stansted.Price includes taxes and charges.From SAR 61, select.

London.SAR 65 per passenger.Departing Fri, 25 Jul.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Porto on Fri, 25 Jul, arriving in London Stansted.Price includes taxes and charges.From SAR 65, select.

London.SAR 73 per passenger.Departing Fri, 4 Apr.One-way flight with easyJet.Outbound direct flight with easyJet departs from Porto on Fri, 4 Apr, arriving in London Luton.Price includes taxes and charges.From SAR 73, select.

London.SAR 82 per passenger.Departing Sat, 22 Mar.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Porto on Sat, 22 Mar, arriving in London Stansted.Price includes taxes and charges.From SAR 82, select.

London.SAR 108 per passenger.Departing Mon, 15 Dec.One-way flight with easyJet.Outbound direct flight with easyJet departs from Porto on Mon, 15 Dec, arriving in London Gatwick.Price includes taxes and charges.From SAR 108, select.

London.SAR 115 per passenger.Departing Tue, 3 Feb.One-way flight with easyJet.Outbound direct flight with easyJet departs from Porto on Tue, 3 Feb, arriving in London Luton.Price includes taxes and charges.From SAR 115, select.

London.SAR 119 per passenger.Departing Tue, 10 Jun.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Porto on Tue, 10 Jun, arriving in London Stansted.Price includes taxes and charges.From SAR 119, select.

London.SAR 123 per passenger.Departing Sat, 31 Jan.One-way flight with easyJet.Outbound direct flight with easyJet departs from Porto on Sat, 31 Jan, arriving in London Luton.Price includes taxes and charges.From SAR 123, select.

Find the cheapest month to fly from Porto to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Porto to London flights are currently cheapest in May.

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Direct flights from Porto to London

Alternative Porto to London routes

Looking for the cheapest, fastest or easiest route from Porto to London? You could fly into the following airports instead.

Porto to London: Flight information

The things to know before you go.

Cheapest flight found	SAR 61
Cheapest month to fly	May
Average flight time	2 hrs, 23 mins
Most popular airline	Ryanair
Average flights per week	83

Finding cheap flights from Porto to London: Frequently asked questions

How many airports are there in London?

There are 6 airports in London: London City, London Heathrow, London Gatwick, London Luton, London Stansted, and London Southend.

How much are return flights from Porto to London?

The best price we found for a return flight from Porto to London is SAR 223. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Porto to London?

2 hours and 23 minutes is the average flight time from Porto to London.

Which airlines fly direct from Porto to London?

Ryanair, easyJet and TAP Air Portugal fly direct from Porto to London.

How many flights are there a week from Porto to London?

As of March 2025, there are 83 flights per week flying from Porto to London.

When is the cheapest time to fly from Porto to London?

The cheapest month to fly from Porto to London is usually March 2025.

Which is the cheapest airport to fly into in London?

If you're flying from Porto Airport, the cheapest airport near London is London Stansted – which is 48.6 km away from the centre of London. We've found flights into this airport from SAR 223.

Which upcoming date is cheapest to fly from Porto Airport to London on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Porto Airport to London on Thursday, 22 May 2025.

Can I get a direct flight from Porto Airport to London?

Yes – the average flight time is 2 hours and 23 minutes.

How can I get the best flight deal from Porto Airport to London?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to London?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in London?

In March, the average temperature is usually around 6°C. August is typically the warmest month in London, when it usually averages around 22°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 1°C. The rainiest month is October.

Which is the cheapest airline to fly from Porto Airport to London with?

Currently, Ryanair offers the cheapest flight tickets to London.

How to find cheap flights to London from Porto

Looking for cheap tickets from Porto to London? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Porto to London. And with us there are no hidden fees - what you see is what you pay.
Compare flight deals to London from Porto from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
Flex your dates to find the best Porto-London ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to London from Porto.
Set up a Price Alert. You can easily track the fare of your cheap Porto-London flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
Fly without stops. Only interested in direct flights between Porto and London? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
Find the cheapest Business class flights from Porto and London. We scour the internet for the best Business, Premium Economy and First Class flight fares to London, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
Include nearby airports in your search. Widen your search for Porto to London flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

Combine your flight to London from Porto with hotels and car hire

Once you've secured your cheap flight ticket from Porto to London, discover the best prices and exclusive rates for hotels in London or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.