Flight deals from Porto to London

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from Porto to London

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  • May

    27 4
  • 4 11
  • 11 18
  • 18 25
  • Jun

    25 1
  • 1 8
  • 8 15
  • 15 22
  • 22 29
  • Jul

    29 6
  • 6 13
  • 13 20
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Porto to London

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

FAQ

How to find a cheap flight from Porto to London

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Porto to London. Book your flights at the right time and save more.
1
Be flexible with your travel dates to get the cheapest flight from Porto to London.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Porto to London over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Fri, May 23, with one-way flights priced at just £16.
2
Compare cheap flight deals from Porto to London across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Porto to London. The cheapest airline for this route is easyJet.
3
Set up a Price Alert
By setting up a Price Alert for your journey from Porto to London, you can easily keep an eye on ticket prices without having to check every day.
4
Don't miss out on cheap flight deals and promo codes from Porto to London.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
5
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
6
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Porto to London and snag some exclusive deals just for you.

Flight Information from Porto to London

Cheapest one-way flight price £15
Cheapest return ticket price £44
Off-season travel month April
Peak season for travel January
Flight distance 1,312.95km
Average flight time 2 hours 21 minutes
Popular airline British Airways

Discover Cheap Flights Porto to London

Have you been scrolling through websites for cheap flights Porto to London? Let Trip.com give you a helping hand!

How to Search for Cheap Flights Porto to London

Hunting down the best deals for flights Porto to London is no easy task, but Trip.com is here to make things manageable for everyone!

How to buy cheap flights?

At Trip.com, we find the best flights Porto to London on your behalf! When you click on our website, you can find a wide range of flight options from different types of airlines all at one go. This also means that you can easily compare the choices you have and zero in on your preferred flight right away.

When can I find cheapest flight?

If you’re travelling on a budget, you’ll be impressed by the price graph available at Trip.com. This useful tool compares flight prices on different days throughout the year, and you can pick the dates when rates are the cheapest!

The best months of the year to get cheap flights Porto to London are October and November. You can find flight tickets as cheap as just £12 in October!

In contrast, prices are more expensive in late spring and summer, with prices starting from £23 in April.

About Airport

Airport locations make a big impact on the total travel time for short-haul flights like flights Porto to London. There are multiple airports located in different areas of London, and you can choose to land at the one that’s closest to your final destination. Let Trip.com show you what your choices for this route are!

Airport providing direct flights

You’ll be flying out from Porto Airport (OPO) for flights Porto to London.

Airports in London

At Trip.com, you can find flights landing at London Stansted Airport (STN), London Luton Airport (LTN), London Gatwick Airport (LGW) and London Heathrow Airport (LHR).

Advantages to taking flights to different airports in London

STN is on the northeast side of London while LTN is on the northwest side of London. While these two airports are smaller in size, you can find many cheap short-haul flights flying here, making them the preferred choice for budget travellers. In addition, their locations in the north also make them convenient arrival points for travellers who may be heading to other cities in the north.

LGW is located 45 km south of London, and you can find more low-cost carriers landing here. It is relatively closer to central London, and you can enjoy convenience at an affordable price.

LHR is the biggest and the main international airport serving London. Travellers transiting through LHR can enjoy many facilities, and it’s also the closest airport to central London among the 4 options.

How to get to airport in Porto

Travellers can board the Line E (Purple) metro train line to travel from various stations in the city centre to the airport.

There are also multiple bus routes connecting different parts of Porto to OPO. Resende’s bus Nº 120 connects Guifões to the airport, while STCP’s Line 601 and 602 connect Cordoaria to the airport.

If you’re dragging many suitcases, a taxi ride may be the best option for you. The ride will take about 20 minutes and the taxi fare will cost approximately £20.

Airport information in Porto

Porto Airport, also known as the Francisco Sá Carneiro Airport, is located 10 km north of downtown Porto. It is one of the 3 international airports in Portugal, and the main airport serving the city.

Terminal information of airports in Porto

There is 1 terminal in OPO.

How to get to downtown from airports in London

STN is connected to central London via the Stansted Express. The train will stop at London Tottenham Hale Station and London Liverpool Street Station, and the train journey will take 36 and 45 minutes respectively. Standard Tickets are available for £19.90, and you can find trains departing every 15 to 30 minutes.

Travellers landing at LTN will need to board a shuttle bus from the airport to Luton Parkway Station for £2.40. From there, you can take the Thameslink to travel to different train stations in downtown London, including St Pancras International Station and Blackfriars Station.

The Gatwick Express provides a fast connection between LGW and the city centre. Travellers onboard this express train can reach London Victoria Station in 30 minutes. Standard Tickets cost £17.80 and First-Class Tickets cost £26.70. Trains depart every half an hour.

The Heathrow Express serves travellers landing at LHR, and it will bring you to London Paddington Station in just 15 minutes! This is the fastest option, and trains depart every 15 minutes. Express Class Ticket costs £25 while Business First Class Ticket costs £32.

Terminal information of airports in London

Whether yoSTN and LTN has 1 terminal only.

LGW is split into the North Terminal and South Terminal. Most flights Porto to London will be landing at the North Terminal. Hence, travellers will need to take the free inter-terminal monorail service from the North Terminal to the South Terminal to board the Gatwick Express.

LHR has 4 terminals in operation, and travellers will likely arrive in Terminal 3.’re seeking a premium experience or a budget flight, there’s something for you at Trip.com. Hence, let us guide you through the airlines which are serving flights Porto to London!

About Airline

Whether you’re seeking a premium experience or a budget flight, there’s something for you at Trip.com. Hence, let us guide you through the airlines which are serving flights Porto to London!

Which airlines provide the route?

Passengers on a budget can choose from easyJet, Ryanair and TAP Air Portugal. TAP Air Portugal passengers will land at LGW, while easyJet passengers can choose to land at LGW or LTN. Ryanair passengers will be landing at STN instead.

British Airways is the only full-service airline offering direct flights for this route, and the flights will be landing at LHR Terminal 3.

Fastest direct flight

The fastest direct flights Porto to London is TAP Air Portugal’s OPO-LGW route which takes only 2 hours 15 minutes.

About London

London is one of the top global cities in the world! Here you can find everything from business to leisure coming together. Don’t miss out on the fun and book flights Porto to London with Trip.com today.

Tourist attractions in London

There are countless impressive landmarks in London, and Tower Bridge is certainly one of the most popular ones! The majestic bascule and suspension bridge was completed in 1894, and its gothic revival architectural style has wowed locals and visitors alike.

Then, travel along River Thames and witness the extraordinary sight of Westminster Palace! The awe-inspiring palace has over 1000 years of history, and it’s also the meeting place for the Houses of Parliament today.