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Cheap flights from Porto to London from $31

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 5/24. 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

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Find the cheapest flights from Porto to London

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Porto to London.
6:55 am - 9:20 amOPO-LGW
2h 25mnonstop
6:10 am - 8:35 amLGW-OPO
2h 25mnonstop
$102easyJet
Find Deal
Sat, May 10 - Mon, May 12
6:55 am - 9:20 amOPO-LGW
2h 25mnonstop
5:45 pm - 7:20 amLGW-OPO
13h 35m1 stop
$107easyJet
Find Deal
Wed, May 14 - Sat, May 17
10:20 pm - 10:10 pmOPO-LGW
23h 50m1 stop
7:40 am - 6:35 pmLGW-OPO
10h 55m1 stop
Fri, May 2 - Mon, May 5
10:40 am - 1:00 pmOPO-LGW
2h 20mnonstop
7:40 am - 6:35 pmLGW-OPO
10h 55m1 stop
Fri, May 2 - Mon, May 5
1:50 pm - 7:30 pmOPO-LGW
5h 40m1 stop
9:25 am - 7:35 pmLGW-OPO
10h 10m1 stop
$185Vueling
Find Deal
Sat, Sep 27 - Tue, Sep 30
6:55 pm - 7:40 amOPO-LHR
12h 45m1 stop
9:55 am - 7:15 pmLHR-OPO
9h 20m1 stop
$209KLM
Find Deal
Sat, Jun 21 - Wed, Jun 25
6:10 pm - 8:30 pmOPO-LGW
2h 20mnonstop
9:15 pm - 11:40 pmLGW-OPO
2h 25mnonstop
$210TAP AIR PORTUGAL
Find Deal
Thu, May 1 - Tue, May 6
10:00 am - 10:55 pmOPO-LHR
12h 55m1 stop
6:45 pm - 7:50 amLHR-OPO
13h 05m1 stop
$222TAP AIR PORTUGAL
Find Deal
Fri, May 2 - Mon, May 5
4:55 pm - 11:10 pmOPO-LGW
6h 15m1 stop
2:30 pm - 9:20 pmLGW-OPO
6h 50m1 stop
$267Vueling
Find Deal
Fri, Apr 25 - Mon, Apr 28
6:55 pm - 7:40 amOPO-LHR
12h 45m1 stop
8:40 am - 4:45 pmLHR-OPO
8h 05m1 stop
$277KLM
Find Deal
Sat, May 10 - Mon, May 26

Brussels Airlines flights from Porto to London

Our best Brussels Airlines deals on Porto to London flight tickets
Brussels Airlines
May 17
OPO4:50 pmPorto
4h 45m
1 stop
LHR9:35 pmLondon Heathrow
May 18
LHR11:05 amLondon Heathrow
4h 55m
1 stop
OPO4:00 pmPorto
Brussels Airlines
May 14
OPO5:30 pmPorto
16h 45m
1 stop
LHR10:15 amLondon Heathrow
May 21
LHR6:50 amLondon Heathrow
9h 35m
1 stop
OPO4:25 pmPorto
Brussels Airlines
Jun 6
OPO12:55 pmPorto
8h 40m
1 stop
LHR9:35 pmLondon Heathrow
Jun 9
LHR11:05 amLondon Heathrow
4h 55m
1 stop
OPO4:00 pmPorto

Lufthansa flights from Porto to London

Our best Lufthansa deals on Porto to London flight tickets
Lufthansa
May 2
OPO4:35 pmPorto
5h 35m
1 stop
LHR10:10 pmLondon Heathrow
May 5
LHR6:55 amLondon Heathrow
16h 25m
1 stop
OPO11:20 pmPorto
Lufthansa
May 1
OPO4:35 pmPorto
15h 05m
1 stop
LHR7:40 amLondon Heathrow
May 7
LHR9:00 amLondon Heathrow
14h 20m
1 stop
OPO11:20 pmPorto
Lufthansa
Apr 3
OPO6:15 amPorto
10h 50m
1 stop
LHR5:05 pmLondon Heathrow
Apr 6
LHR7:30 amLondon Heathrow
15h 15m
1 stop
OPO10:45 pmPorto

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 $84, 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 $92.

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

The cheapest day to depart from Porto to London is on a Tuesday. Travelers who choose to depart for London on a Tuesday will often find tickets for as low as $150. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $249. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Porto in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $162 when looking at flights departing in the afternoon. Flights to London are more costly in the evening, with an average ticket price of $214. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 25 weeks ahead of your departure date. In general, you can expect to find flights to London for around $236 when searching 25 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 $146 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 March 2025, prices for Porto to London flights are approximately 100% 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 round-trip 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

$31

Fastest flight time

2h 05m

Direct flights

Every day

Airports in London

3 airports
The best one-way flight to London from Porto in the past 72 hours is $31. The best round-trip flight deal from Porto to London found on momondo in the last 72 hours is $102.
The fastest flight from Porto to London takes 2h 05m
Direct flights go from Porto to London every day.
There are 3 airports near London: London Luton (LTN), London Heathrow (LHR), London Gatwick (LGW)

  • 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 updated daily.

  • 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 for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • 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
easyJetPriceFrom $65Free CancellationRating
6.9
1,792 reviews
Search easyJet flights
RyanairPriceFrom $81Free CancellationRating
6.8
5,009 reviews
Search Ryanair flights
TAP AIR PORTUGALPriceFrom $154Free CancellationRating
7.1
1,831 reviews
Search TAP AIR PORTUGAL flights
  • TAP AIR PORTUGAL Flights From Porto to London

    TAP AIR PORTUGAL is one of the most popular airlines flying from Porto to London, operating 10 flights/week on average for this route. A good TAP AIR PORTUGAL flight deal for Porto to London starts from $154 round-trip, up to an average price of $273. Our users have rated TAP AIR PORTUGAL at 7.1/10.

  • 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 $65 round-trip, depending on your selected dates, with average easyJet deals seen on momondo around $180. easyJet operates 6 flights to London from Porto in an average week. Users have rated it 6.9/10 across 1,792 reviews.


Traveling to a place near London?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Porto to London. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Porto to London flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to London from Porto. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Porto to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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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