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Cheap flights from Porto to London from $47

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 8/3. 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
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Find the cheapest flights from Porto to London

Cheap return flights

These are some of the best return flight deals from Porto to London that have been recently found on momondo from popular airlines, departing in the coming months.
06:10 - 08:30OPO-STN
2h 20mdirect
10:15 - 12:40STN-OPO
2h 25mdirect
$76Ryanair
Find Deal
Tue, 18 Feb - Sat, 22 Feb
21:25 - 23:50OPO-STN
2h 25mdirect
06:40 - 09:05STN-OPO
2h 25mdirect
$77Ryanair
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Fri, 28 Mar - Sun, 30 Mar
09:15 - 11:35OPO-LTN
2h 20mdirect
07:05 - 09:35LTN-OPO
2h 30mdirect
$98easyJet
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Sat, 15 Mar - Tue, 18 Mar
21:55 - 00:10OPO-LGW
2h 15mdirect
17:50 - 20:25LGW-OPO
2h 35mdirect
$101easyJet
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Sat, 15 Feb - Sat, 22 Feb
06:55 - 16:15OPO-LGW
9h 20m1 stop
07:45 - 20:15LGW-OPO
12h 30m1 stop
Sat, 8 Mar - Sun, 16 Mar
09:15 - 11:40OPO-STN
2h 25mdirect
19:00 - 21:25STN-OPO
2h 25mdirect
Sat, 3 May - Sat, 3 May
19:55 - 07:50OPO-LGW
11h 55m1 stop
20:15 - 08:25LGW-OPO
12h 10m1 stop
$287Vueling
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Thu, 6 Mar - Sat, 8 Mar
06:15 - 16:05OPO-LHR
9h 50m1 stop
20:25 - 10:30LHR-OPO
14h 05m1 stop
$293KLM
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Fri, 7 Mar - Tue, 11 Mar
14:35 - 20:05OPO-LHR
5h 30m1 stop
09:55 - 16:15LHR-OPO
6h 20m1 stop
$311Vueling
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Fri, 28 Mar - Sun, 30 Mar
06:15 - 13:50OPO-LHR
7h 35m1 stop
10:00 - 15:25LHR-OPO
5h 25m1 stop
$330KLM
Find Deal
Thu, 13 Feb - Wed, 19 Feb

KLM flights from Porto to London

Our best KLM deals on Porto to London flight tickets
KLM
7 Mar
OPO06:15Porto
9h 50m
1 stop
LHR16:05London Heathrow
11 Mar
LHR20:25London Heathrow
14h 05m
1 stop
OPO10:30Porto
KLM
13 Feb
OPO06:15Porto
7h 35m
1 stop
LHR13:50London Heathrow
19 Feb
LHR10:00London Heathrow
5h 25m
1 stop
OPO15:25Porto
KLM
14 Feb
OPO11:15Porto
7h 10m
1 stop
LCY18:25London City
19 Feb
LCY10:00London City
5h 25m
1 stop
OPO15:25Porto

Brussels Airlines flights from Porto to London

Our best Brussels Airlines deals on Porto to London flight tickets
Brussels Airlines
29 Apr
OPO16:50Porto
4h 45m
1 stop
LHR21:35London Heathrow
6 May
LHR07:45London Heathrow
4h 20m
1 stop
OPO12:05Porto
Brussels Airlines
14 Feb
OPO12:55Porto
7h 55m
1 stop
LHR20:50London Heathrow
26 Feb
LHR06:50London Heathrow
5h 15m
1 stop
OPO12:05Porto

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?

If you aren’t able to travel during the month of February, then book flights to London from Porto during January instead. Flights to London in January, while not as cheap as those in February, still average around $163.

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 $0. In contrast, the most expensive time of day to depart to London is in the morning when prices are around $287.

What is the cheapest Porto to London flight route?

Fly from Porto to London Gatwick 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 26 weeks ahead of your departure date. In general, you can expect to find flights to London for around $360 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Porto for as low as $237 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.

How have Porto to London flight prices changed over time?

As of February 2025, prices for Porto to London flights are approximately 58% 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

$47

Fastest flight time

2h 15m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in London

3 airports
The best one-way flight to London from Porto in the past 72 hours is $47. The best return flight deal from Porto to London found on momondo in the last 72 hours is $76.
The fastest flight from Porto to London takes 2h 15m
Direct flights go from Porto to London on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Ryanair, British Airways and easyJet.
There are 3 airports near London: London Luton (LTN), London Stansted (STN), London Gatwick (LGW)

  • How far is Porto to London by plane?

    There are 1319.4 km between Porto and London. 2h 15m 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?


Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Brentford
Wembley
Ipswich
Dover
Newbury
Harrow
Richmond
Twickenham
Eastbourne
Slough
Barnet
Borehamwood
Brentwood
Milton Keynes
Guildford
Sutton
Maidstone
Horsham

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.


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Sat 15/2

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