OPO - LHR

£42 Find Cheap Flights from Porto to London Heathrow Airport – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£104
Typical prices: £153-£251
Multiple Airlines
Mon 19/11Thu 22/11
OPO - LHR • 1 stop
Cheapest one-way flight
£42
Typical prices: £93-£179
Multiple Airlines
Thu 6/12
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
June
Cheapest • 9% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Munich Franz Josef Strauss (MUC)
Cheapest • Avg £156 (return)
Brussels Bruxelles-National (BRU)
Shortest trip • 4h 52m (one-way)
Insights
Insights
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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

Thu, 19 Nov - Sun, 22 Nov
Multiple Airlines Logo
20:55 - 14:45OPO  Porto-LHR London Heathrow
17h 50m1 stop Bilbao
Multiple Airlines Logo
09:55 - 08:10LHR  London Heathrow-OPO Porto
22h 15m1 stop Barcelona-El Prat
£104Multiple Airlines
Thu, 5 Nov - Wed, 11 Nov
Multiple Airlines Logo
20:55 - 14:45OPO  Porto-LHR London Heathrow
17h 50m1 stop Bilbao
Multiple Airlines Logo
18:50 - 20:20LHR  London Heathrow-OPO Porto
25h 30m1 stop Bilbao
£105Multiple Airlines
Thu, 5 Nov - Wed, 11 Nov
Multiple Airlines Logo
20:55 - 14:45OPO  Porto-LHR London Heathrow
17h 50m1 stop Bilbao
Multiple Airlines Logo
18:50 - 20:20LHR  London Heathrow-OPO Porto
25h 30m1 stop Bilbao
£107Multiple Airlines
Sat, 7 Nov - Sat, 14 Nov
Vueling Logo
21:55 - 09:10OPO  Porto-LHR London Heathrow
11h 15m1 stop Barcelona-El Prat
Vueling Logo
09:55 - 21:15LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£108Vueling
Sat, 7 Nov - Sat, 14 Nov
Vueling Logo
21:55 - 09:10OPO  Porto-LHR London Heathrow
11h 15m1 stop Barcelona-El Prat
Vueling Logo
09:55 - 21:15LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£115Vueling
Sat, 7 Nov - Mon, 9 Nov
Vueling Logo
21:55 - 09:10OPO  Porto-LHR London Heathrow
11h 15m1 stop Barcelona-El Prat
Vueling Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£119Vueling
Sat, 28 Nov - Tue, 1 Dec
Vueling Logo
21:55 - 09:10OPO  Porto-LHR London Heathrow
11h 15m1 stop Barcelona-El Prat
Vueling Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£120Vueling
Thu, 5 Nov - Wed, 11 Nov
Multiple Airlines Logo
20:55 - 14:45OPO  Porto-LHR London Heathrow
17h 50m1 stop Bilbao
Multiple Airlines Logo
15:30 - 06:45LHR  London Heathrow-OPO Porto
15h 15m2 stops Bilbao Madrid Barajas
£120Multiple Airlines
Fri, 6 Nov - Mon, 9 Nov
Multiple Airlines Logo
21:55 - 09:10OPO  Porto-LHR London Heathrow
11h 15m1 stop Barcelona-El Prat
Multiple Airlines Logo
09:55 - 21:40LHR  London Heathrow-OPO Porto
11h 45m1 stop Barcelona-El Prat
£121Multiple Airlines
Fri, 23 Oct - Sat, 31 Oct
Vueling Logo
22:00 - 09:10OPO  Porto-LHR London Heathrow
11h 10m1 stop Barcelona-El Prat
Vueling Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
£122Vueling
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 from Porto to London Heathrow Airport with more confidence.

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

Monday is the cheapest day of the week to fly from Porto to London Heathrow Airport and is 29% cheaper than the average day. Saturday is the most expensive day with flight prices 60% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Porto to London Heathrow Airport flights

Low season

March

Cheapest flight

£42
Best time to beat the crowds but there is an average 11% increase in price.
Most popular time to fly (23% more expensive on average)
Flights 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 route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • 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 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.

  • 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) – 74% of one-stop connections
    • Amsterdam Schiphol (AMS) – 10% of one-stop connections
    • Brussels Bruxelles-National (BRU) – 4% of one-stop connections
    • Madrid Barajas (MAD) – 4% of one-stop connections

    Lisbon Humberto Delgado (LIS) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 56% on the Porto to London Heathrow Airport route. Monday is the cheapest departure day at £133 return on average, while Saturday is the most expensive at £301, a difference of £168. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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.

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

    A direct flight from Porto to London Heathrow Airport takes 0h 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 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 £52, which is 56% below the typical average for this route.

  • 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 4h 59m via Paris Charles de Gaulle (CDG) and 5h 15m via Amsterdam Schiphol (AMS).

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

    London Heathrow Airport (LHR) hosts 5 major car hire companies, with daily rates starting from around £5 for economy cars. Top options include:
    • GREEN MOTION
    • DRIVALIA
    • Europcar
    • Alamo
    • Hertz

  • 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 £153 to £251, with an average of £187 over the past 12 months. Anything below £153 counts as a good deal.

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 Monday departure instead of Saturday. On this route, Monday flights average £133 – about £168 less than Saturday (56% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Porto to London Heathrow Airport trip for June. Fares historically average £170 return in that month – typically £240 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

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