OPO - LON

$81 Find Cheap Flights from Porto to London – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 26% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest return flight
$101
Typical prices: $171-$337
Ryanair
Mon 29/1Wed 31/1
OPO - STN • Direct
Cheapest one-way flight
$81
Typical prices: $118-$278
Ryanair
Sun 23/12
OPO - STN • Direct
Direct flights
You can fly direct with Ryanair, easyJet, and others. Average duration is 2h 22m.
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 41% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 83% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 7 weeks in advance save around 42% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 25% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg $166 (return)
Shortest trip • 4h 52m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to London!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Porto to London (OPO-LON)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Porto to London

Fri, 29 Jan - Sun, 31 Jan
Ryanair Logo
17:45 - 20:10OPO  Porto-STN London Stansted
2h 25mdirect
Ryanair Logo
10:35 - 13:00STN  London Stansted-OPO Porto
2h 25mdirect
$101Ryanair
Just now
Fri, 29 Jan - Sun, 31 Jan
Ryanair Logo
17:45 - 20:10OPO  Porto-STN London Stansted
2h 25mdirect
Ryanair Logo
10:35 - 13:00STN  London Stansted-OPO Porto
2h 25mdirect
$102Ryanair
1 day ago
Sat, 14 Nov - Mon, 16 Nov
Ryanair Logo
16:00 - 18:25OPO  Porto-STN London Stansted
2h 25mdirect
Ryanair Logo
19:35 - 22:00STN  London Stansted-OPO Porto
2h 25mdirect
$104Ryanair
1 day ago
Sat, 14 Nov - Mon, 16 Nov
Ryanair Logo
16:00 - 18:25OPO  Porto-STN London Stansted
2h 25mdirect
Ryanair Logo
19:35 - 22:00STN  London Stansted-OPO Porto
2h 25mdirect
$105Ryanair
15 hours ago
Mon, 30 Nov - Fri, 4 Dec
Ryanair Logo
22:25 - 00:50OPO  Porto-STN London Stansted
2h 25mdirect
Ryanair Logo
11:10 - 13:35STN  London Stansted-OPO Porto
2h 25mdirect
$107Ryanair
16 hours ago
Sun, 20 Dec - Wed, 6 Jan
easyJet Logo
20:00 - 22:25OPO  Porto-LTN London Luton
2h 25mdirect
easyJet Logo
20:20 - 22:50LTN  London Luton-OPO Porto
2h 30mdirect
$108easyJet
2 days ago
Tue, 8 Dec - Thu, 10 Dec
Ryanair Logo
17:45 - 20:10OPO  Porto-STN London Stansted
2h 25mdirect
Ryanair Logo
09:00 - 11:25STN  London Stansted-OPO Porto
2h 25mdirect
$108Ryanair
14 hours ago
Mon, 21 Dec - Thu, 31 Dec
easyJet Logo
20:15 - 22:35OPO  Porto-LGW London Gatwick
2h 20mdirect
easyJet Logo
09:30 - 12:00LGW  London Gatwick-OPO Porto
2h 30mdirect
$109easyJet
Just now
Tue, 17 Nov - Sat, 21 Nov
Ryanair Logo
13:45 - 16:10OPO  Porto-STN London Stansted
2h 25mdirect
Ryanair Logo
18:50 - 21:15STN  London Stansted-OPO Porto
2h 25mdirect
$109Ryanair
1 day ago
Fri, 29 Jan - Sun, 31 Jan
easyJet Logo
20:30 - 22:55OPO  Porto-LTN London Luton
2h 25mdirect
easyJet Logo
16:50 - 19:20LTN  London Luton-OPO Porto
2h 30mdirect
$111easyJet
Just now
Booking Insights

Price, demand, and travel trends for Porto to London flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Porto to London?

Return flights from Porto to London typically range from $171 to $337. The lowest price found in the past 5 days was $101 on Ryanair.

What is the cheapest Porto to London flight route?

Porto (OPO) to London Stansted Airport (STN) is the cheapest Porto to London route, averaging $200 return. Other Porto to London routes average $367, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Porto to London?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Porto to London. It's 2% cheaper than the average day, while Sunday is the most expensive, with prices 19% higher.

What is the cheapest month to fly from Porto to London?

•January is the cheapest month to fly from Porto to London at $185 return.
•August ($297) and July ($278) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 60% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Porto to London the cheapest?

Flights from Porto to London are cheapest 7 weeks before departure. Booking in this window typically costs about 42% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Porto to London flights

Low season

August

Cheapest flight

$81
Beat the crowds with an average 27% drop in travellers.
The most popular month to fly with an average 26% increase in travellers.
One-way flight from Porto to London Stansted Airport

When to book flights from Porto to London

Are your dates flexible? Find out the best times to travel from Porto to London based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Porto to London flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • What are the earliest and latest flights from Porto to London?

    These are the earliest and latest flight times available from Porto to London:

    • Earliest: departs at 06:00 and lands at 08:22
    • Latest: departs at 22:25 and lands at 00:47.

    The flight takes about 2h 22m.

  • Which cabin classes can I book on flights from Porto to London?

    Two cabin classes are available on flights from Porto to London:

    • Economy class
    • Business Class

  • How long is a flight from Porto to London?

    A direct flight from Porto to London takes 2h 22m, covering 2,112 km.

  • Do I need a passport to fly from Porto to London?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Porto to London flight?

    Return flights from Porto to London range from $171 to $337, with an average of $245 over the past 12 months. Anything below $171 counts as a good deal.

  • How expensive are last-minute Porto to London flights?

    Last-minute fares on this route (booked within two weeks of departure) run 30% above the $245 route average. Book 7 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from Porto to London?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average $166 return via Edinburgh Turnhouse (EDI), compared with $245 for direct.

  • How does on-time performance compare across airlines flying from Porto to London?

    easyJet is slightly above the route average for timely arrivals, while TAP AIR PORTUGAL has a lower on-time arrival rate. On-time arrival rates on Porto to London flights are:

    • easyJet: 83% on time
    • TAP AIR PORTUGAL: 83% on time
    • Ryanair: 77% on time

    On average, flights on this route are punctual 80% of the time.

  • What is the standard checked bag allowance on flights from Porto to London?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge $28–$142 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • How are flight departures from Porto to London spread across the day?

    Morning is the busiest departure period on Porto to London flights, with 43% leaving in that window. Evening departures account for 42%, Afternoon flights for 15%, and Night flights for 0%.

  • How are flight prices from Porto to London looking right now?

    One-way fares from Porto to London are currently lower than usual. Average one-way flight prices are about $84, which is 54% below the typical average for this route.

  • What car hire options are available in London?

    Since London is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
    Near London Heathrow Airport (LHR) – daily rates from around $10:

    • GREEN MOTION
    • DRIVALIA
    • Europcar
    • Alamo
    • Hertz

    Near London Gatwick Airport (LGW) – daily rates from around $11:

    • GREEN MOTION
    • DRIVALIA
    • U-Save
    • Europcar
    • Alamo

    Near London City Airport (LCY) – daily rates from around $15:

    • GREEN MOTION
    • Budget
    • Hertz
    • Avis
    • Sixt

    Near London Stansted Airport (STN) – daily rates from around $14:

    • GREEN MOTION
    • DRIVALIA
    • Europcar
    • Alamo
    • U-Save

    Near London Luton Airport (LTN) – daily rates from around $15:

    • GREEN MOTION
    • DRIVALIA
    • Alamo
    • Europcar
    • U-Save

  • Which airports can I use when flying from Porto to London?

    Flights from Porto to London usually depart from Porto (OPO) and may arrive at several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN).

  • What time of day has the fewest delays on flights from Porto to London?

    Morning flights have the fewest delays on this route, while night departures tend to have the most.

  • At what point is a flight considered delayed from Porto to London?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Porto to London route, 20% of flights were delayed in the past three months, with delays averaging 2h.

  • Which airports do connecting flights from Porto to London pass through?

    One-stop flights from Porto to London most commonly connect through:

    • Lisbon Humberto Delgado (LIS) – 52% of one-stop connections
    • Amsterdam Schiphol (AMS) – 15% of one-stop connections
    • Madrid Barajas (MAD) – 6% of one-stop connections
    • Faro (FAO) – 4% of one-stop connections

  • Can I save money by using flexible dates for flights from Porto to London?

    Yes. Flexible dates can save you up to 18% on flights from Porto to London. Wednesday is the cheapest departure day at $241 return on average, while Sunday is the most expensive at $291, a difference of $50.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines fly from Porto to London?

    4 airlines operate flights between Porto and London. The airlines offering direct flights on this route include:

    • Ryanair
    • easyJet
    • TAP AIR PORTUGAL
    • British Airways

  • How much time can I save by choosing a different stopover airport from Porto to London?

    Flying via Brussels Bruxelles-National (BRU) gives the shortest average 1-stop total travel time of 4h 52m, compared to 5h 33m via Amsterdam Schiphol (AMS) and 5h 33m via Paris Charles de Gaulle (CDG).

  • What popular places can I visit in London?

    Hyde Park is one of the most viewed places in London on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Porto to London flights?

    Among airlines operating Porto to London flights:

    • Ryanair: offers free seat selection
    • easyJet: offers free seat selection
    • TAP AIR PORTUGAL: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Porto to London flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Ryanair: a cabin bag and a checked bag in Economy class
    • easyJet: a cabin bag and a checked bag in Economy class
    • British Airways: a cabin bag and a checked bag in Economy class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

  • What layover options are there with flights from Porto to London?

    Typically, at least two airlines offer direct flights from Porto to London. These flights usually land at either London Gatwick or London Stansted, while British Airways offers a direct flight to London Heathrow Airport. If you're on a flight with TAP Air Portugal, you'll usually have a single layover in Lisbon en route. Flights with Air Europa often have a single stop in Madrid along the way, while Vueling operates flights with one stop in Barcelona en route.

  • What's the best way to get to the city centre from London airports?

    If you're travelling to Heathrow, Gatwick or Stansted, you'll find each airport has an express train; these are the quickest way to reach the city centre. Heathrow Express travels to Paddington Station in around 15min, Gatwick Express takes around 30min to reach Victoria Station and Standsted Express takes around 45min to London Liverpool Street. The DLR is a quick option from London City Airport, and a taxi is the best from Luton.

  • Does London Gatwick have on-site hotels?

    London Gatwick offers a variety of on-site hotels to suit everyone's budget. There’s Bloc Hotel Gatwick, located in the heart of South Terminal; Hampton by Hilton and Hilton London Gatwick, for the more discerning customer; Premier Inn, situated opposite North Terminal's main entrance; Sofitel London Gatwick, with luxurious suites and amenities in North Terminal; and YOTELAIR, with 46 cabins in South Terminal.

  • Which London airport is suitable for a business traveller?

    If you're travelling for business, being close to the city centre makes the most sense. Consider booking flights to London City Airport, which is just a few minutes from the London centre. If you can't get to London City Airport, book flights to London Heathrow, which has a quick connection to the city centre.

Your guide to booking Porto to London flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average $241, about $50 less than Sunday fares (17% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 7 weeks before you fly. On this route, that window historically saves about 42% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Porto to London trip for January. Fares historically average $185 return in that month – typically $112 less than the most expensive month, which is August (based on the last 12 months).
  • For the best chance of arriving on time, fly with easyJet. Over the past three months, 83% of easyJet flights from Porto to London arrived on time, slightly above the route average of 80%. When flights on this route arrive late, they're delayed by an average of 2h, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Edinburgh Turnhouse Airport (EDI) can be cheaper than flying direct. The cheapest stopover option averages $166 return on this route – about $78 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, hotels close to the airport you're flying into can be a convenient option.

    Near London City Airport

    • Good Hotel London
    • Aloft London Excel
    • Novotel London Excel

    Near London Heathrow Airport

    • Hilton London Heathrow Airport

    Near London Gatwick Airport

    • Premier Inn London Gatwick Airport
  • If you choose a non-direct flight from Porto to London, be aware that a few of these require self-transfer; you’ll need to collect your luggage at the layover airport and check in again before the second leg. If you want to avoid this hassle, choose flights that transfer your luggage for you.
  • London is served by five airports. The most frequent flights from Porto land at either London Gatwick (LGW) or London Stansted (STN). If you're heading for the heart of the city centre, consider booking flights to London City Airport (LCY), which is the closest. If you're located further northeast, closer to Harlow, London Stansted International Airport is conveniently located.
  • There are several ways to get to Porto Airport (OPO) from the city centre, but the most convenient is to catch a taxi, which will take around 15min. If you want to save money, you can hop on the Metro at Trindade and be at the airport in about 30min. A bus will take roughly 40min with a couple of stops and departs from Camelias.
  • If you've had enough of those pesky airport lines through security, consider booking the Fast Track service at Porto Airport. Book ahead of time and present your boarding pass to the security agents in the Fast Track priority channels; you'll be granted priority throughout the process.
  • If you want the ultimate airport experience and you don't mind a few extra people, make sure you fly to London Heathrow International Airport (LHR). This is one of the biggest and best airports in the world, with endless things to see and do inside. If you're travelling with kids, it's even better, with numerous things to do before leaving the airport.

Prefer to fly direct from Porto to London?

 
Find which airlines fly direct from Porto Airport to London, which days they fly and book direct flights.

Direct departures

Porto to London

Monday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

Tuesday

Ryanair,TAP AIR PORTUGAL,easyJet, +1 more

Ryanair,TAP AIR PORTUGAL, +2 more

Wednesday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

Thursday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

Friday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

Saturday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

Sunday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

See more direct flights

Direct returns

London to Porto

Monday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

Tuesday

Ryanair,TAP AIR PORTUGAL,easyJet, +1 more

Ryanair,TAP AIR PORTUGAL, +2 more

Wednesday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

Thursday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

Friday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

Saturday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

Sunday

British Airways,Ryanair,TAP AIR PORTUGAL, +1 more

British Airways,Ryanair, +2 more

See more direct flights

More options for your flight from Porto to London

Complete your trip to London with a hotel stay or car hire