OPO - LHR

£43 Find Cheap Flights from Porto to London Heathrow Airport – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 34% 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
£89
Typical prices: £133-£232
Vueling
Sat 22/12Fri 5/1
OPO - LHR • 1 stop
Cheapest one-way flight
£45
Typical prices: £94-£206
Multiple Airlines
Thu 20/12
OPO - LHR • 1 stop
Direct flights
Not available
There are currently no direct flights between Porto and London Heathrow Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
January
Cheapest • 16% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Munich Franz Josef Strauss (MUC)
Cheapest • Avg £153 (return)
Brussels Bruxelles-National (BRU)
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 Heathrow Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Porto to Heathrow (OPO-LHR)

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

Recent return flight deals from Porto to Heathrow

Tue, 22 Dec - Tue, 5 Jan
Multiple Airlines Logo
08:45 - 20:05OPO  Porto-LHR London Heathrow
11h 20m1 stop Barcelona-El Prat
Multiple Airlines Logo
09:55 - 20:30LHR  London Heathrow-OPO Porto
10h 35m1 stop Barcelona-El Prat
£89Multiple Airlines
Sun, 20 Dec - Thu, 31 Dec
Multiple Airlines Logo
08:20 - 20:05OPO  Porto-LHR London Heathrow
11h 45m1 stop Barcelona-El Prat
Multiple Airlines Logo
20:50 - 07:00LHR  London Heathrow-OPO Porto
10h 10m1 stop Barcelona-El Prat
£95Multiple Airlines
Thu, 18 Feb - Sun, 21 Feb
Vueling Logo
20:05 - 09:10OPO  Porto-LHR London Heathrow
13h 05m1 stop Barcelona-El Prat
Vueling Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£109Vueling
Tue, 2 Mar - Tue, 9 Mar
Vueling Logo
13:50 - 20:05OPO  Porto-LHR London Heathrow
6h 15m1 stop Barcelona-El Prat
Vueling Logo
15:30 - 20:10LHR  London Heathrow-OPO Porto
4h 40m1 stop Bilbao
£112Vueling
Thu, 24 Dec - Thu, 31 Dec
Multiple Airlines Logo
05:00 - 18:15OPO  Porto-LHR London Heathrow
13h 15m2 stops Lisbon Humberto Delgado Madrid Barajas
Multiple Airlines Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£113Multiple Airlines
Thu, 24 Dec - Thu, 31 Dec
Vueling Logo
21:55 - 20:05OPO  Porto-LHR London Heathrow
22h 10m1 stop Barcelona-El Prat
Vueling Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£114Vueling
Mon, 21 Dec - Wed, 6 Jan
Vueling Logo
14:35 - 20:05OPO  Porto-LHR London Heathrow
5h 30m1 stop Barcelona-El Prat
Vueling Logo
09:55 - 21:15LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£118Vueling
Sat, 30 Jan - Tue, 2 Feb
Multiple Airlines Logo
08:20 - 18:15OPO  Porto-LHR London Heathrow
9h 55m1 stop Madrid Barajas
Multiple Airlines Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£120Multiple Airlines
Fri, 25 Dec - Thu, 31 Dec
Multiple Airlines Logo
14:35 - 20:05OPO  Porto-LHR London Heathrow
5h 30m1 stop Barcelona-El Prat
Multiple Airlines Logo
20:50 - 07:00LHR  London Heathrow-OPO Porto
10h 10m1 stop Barcelona-El Prat
£120Multiple Airlines
Fri, 5 Mar - Mon, 8 Mar
Multiple Airlines Logo
05:00 - 10:45OPO  Porto-LHR London Heathrow
5h 45m1 stop Amsterdam Schiphol
Multiple Airlines Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£122Multiple Airlines
Booking Insights

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

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

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

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Porto to London Heathrow Airport. It's 39% cheaper than the average day, while Tuesday is the most expensive, with prices 81% higher.

Find deals

Key details for Porto to London Heathrow Airport flights

Low season

March

Cheapest flight

£45
Beat the crowds with an average 74% drop in traveller numbers.
The most popular month to fly with an average 102% increase in traveller numbers.
One-way flight from Porto to London Heathrow Airport

When to book flights from Porto to Heathrow

Are your dates flexible? Find out the best times to travel from Porto to Heathrow 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 Heathrow Airport flight questions, answered

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

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

    Only Economy class is available on flights from Porto to London Heathrow Airport.

  • How long is a flight from Porto to London Heathrow Airport?

    A direct flight from Porto to London Heathrow Airport takes 00m, covering 806 miles.

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

    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 Heathrow Airport flight?

    Return flights from Porto to London Heathrow Airport range from £133 to £232, with an average of £171 over the past 12 months. Anything below £133 counts as a good deal.

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

    One-way fares from Porto to London Heathrow Airport are currently lower than usual. Average one-way flight prices are about £49, which is 60% below the typical average for this route.

  • Which car hire options are available at London Heathrow Airport (LHR)?

    London Heathrow Airport (LHR) hosts 5 major car hire companies, with daily rates averaging £29 for economy cars. Top options include:

    • GREEN MOTION
    • DRIVALIA
    • Europcar
    • Alamo
    • Rentacar

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

    Flights from Porto to London Heathrow Airport usually depart from Porto (OPO) and arrive at London Heathrow (LHR).

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

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

    • Lisbon Humberto Delgado (LIS) – 70% of one-stop connections
    • Amsterdam Schiphol (AMS) – 12% of one-stop connections
    • Munich Franz Josef Strauss (MUC) – 5% of one-stop connections
    • Brussels Bruxelles-National (BRU) – 4% of one-stop connections

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

    Yes. Flexible dates can save you up to 67% on flights from Porto to London Heathrow Airport. Thursday is the cheapest departure day at £104 return on average, while Tuesday is the most expensive at £310, a difference of £206.

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

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

    Flying via Brussels Bruxelles-National (BRU) gives the shortest average 1-stop total travel time of 4h 52m, compared to 5h 33m via Paris Charles de Gaulle (CDG) and 5h 34m via Amsterdam Schiphol (AMS).

  • What popular places can I visit in London Heathrow Airport?

    Some of the most popular sights in London Heathrow Airport are Hyde Park, Tower Bridge, and Royal Albert Hall. These are among the most viewed places in London Heathrow Airport on KAYAK.

Your guide to booking Porto to London Heathrow Airport 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 Thursday departure and avoid flying on Tuesday. On this route, Thursday flights average £104, about £206 less than Tuesday fares (66% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Porto to London Heathrow Airport trip for January. Fares historically average £144 return in that month – typically £268 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to London Heathrow Airport.

    • Hilton London Heathrow Airport

More options for your flight from Porto to Heathrow

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

Car hire in London
Hotels in London
Holidays in London