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Cheap flights from London Heathrow Airport to Porto from $101

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London Heathrow Airport to Porto

Cheap return flights

Enter your travel dates to find the best prices.
Vueling Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
Vueling Logo
21:55 - 09:10OPO  Porto-LHR London Heathrow
11h 15m1 stop Barcelona-El Prat
$215Vueling
Tue, 1 Dec - Mon, 14 Dec
Vueling Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
Vueling Logo
21:55 - 09:10OPO  Porto-LHR London Heathrow
11h 15m1 stop Barcelona-El Prat
$216Vueling
Tue, 1 Dec - Mon, 14 Dec
Vueling Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
Vueling Logo
21:55 - 09:10OPO  Porto-LHR London Heathrow
11h 15m1 stop Barcelona-El Prat
$222Vueling
Tue, 1 Dec - Mon, 14 Dec
Vueling Logo
20:50 - 08:00LHR  London Heathrow-OPO Porto
11h 10m1 stop Barcelona-El Prat
Vueling Logo
22:00 - 09:10OPO  Porto-LHR London Heathrow
11h 10m1 stop Barcelona-El Prat
$229Vueling
Sat, 10 Oct - Tue, 13 Oct
Vueling Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
Vueling Logo
21:55 - 09:10OPO  Porto-LHR London Heathrow
11h 15m1 stop Barcelona-El Prat
$242Vueling
Sun, 25 Oct - Tue, 27 Oct
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09:55 - 21:15LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
Vueling Logo
20:45 - 14:45OPO  Porto-LHR London Heathrow
18h 00m1 stop Bilbao
$244Vueling
Tue, 17 Nov - Tue, 1 Dec
Vueling Logo
20:50 - 08:00LHR  London Heathrow-OPO Porto
11h 10m1 stop Barcelona-El Prat
Vueling Logo
22:00 - 09:10OPO  Porto-LHR London Heathrow
11h 10m1 stop Barcelona-El Prat
$249Vueling
Sat, 10 Oct - Wed, 14 Oct
Vueling Logo
20:50 - 08:00LHR  London Heathrow-OPO Porto
11h 10m1 stop Barcelona-El Prat
Vueling Logo
22:00 - 09:10OPO  Porto-LHR London Heathrow
11h 10m1 stop Barcelona-El Prat
$261Vueling
Sat, 10 Oct - Sun, 11 Oct
Vueling Logo
20:50 - 08:00LHR  London Heathrow-OPO Porto
11h 10m1 stop Barcelona-El Prat
Vueling Logo
22:00 - 09:10OPO  Porto-LHR London Heathrow
11h 10m1 stop Barcelona-El Prat
$263Vueling
Sat, 10 Oct - Wed, 14 Oct
Vueling Logo
20:50 - 08:00LHR  London Heathrow-OPO Porto
11h 10m1 stop Barcelona-El Prat
Vueling Logo
22:00 - 09:10OPO  Porto-LHR London Heathrow
11h 10m1 stop Barcelona-El Prat
$266Vueling
Tue, 20 Oct - Fri, 23 Oct

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Vueling flights from London Heathrow Airport to Porto

Our best Vueling deals on London Heathrow Airport to Porto flight tickets
Vueling
1 Dec
LHR20:50London Heathrow
11h 20m
1 stop
OPO08:10Porto
14 Dec
OPO21:55Porto
11h 15m
1 stop
LHR09:10London Heathrow
$215
Vueling
1 Dec
LHR20:50London Heathrow
11h 20m
1 stop
OPO08:10Porto
14 Dec
OPO21:55Porto
11h 15m
1 stop
LHR09:10London Heathrow
$216
Vueling
1 Dec
LHR20:50London Heathrow
11h 20m
1 stop
OPO08:10Porto
14 Dec
OPO21:55Porto
11h 15m
1 stop
LHR09:10London Heathrow
$222

Brussels Airlines flights from London Heathrow Airport to Porto

Our best Brussels Airlines deals on London Heathrow Airport to Porto flight tickets
Brussels Airlines
30 Sept
LHR11:05London Heathrow
4h 55m
1 stop
OPO16:00Porto
15 Oct
OPO12:55Porto
8h 40m
1 stop
LHR21:35London Heathrow
$322
Brussels Airlines
15 Feb
LHR06:50London Heathrow
5h 15m
1 stop
OPO12:05Porto
19 Feb
OPO12:50Porto
4h 15m
1 stop
LHR17:05London Heathrow
$323
Brussels Airlines
14 Feb
LHR06:50London Heathrow
5h 10m
1 stop
OPO12:00Porto
19 Feb
OPO12:50Porto
8h 30m
1 stop
LHR21:20London Heathrow
$347

momondo Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Porto that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Tue 1/12

20:50-08:10

1 stop11h 20m

Porto

Mon 14/12

21:55-09:10

1 stop11h 15m

$215

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Tue 1/12

20:50-08:10

1 stop11h 20m

Porto

Mon 14/12

21:55-09:10

1 stop11h 15m

$216

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Tue 1/12

20:50-08:10

1 stop11h 20m

Porto

Mon 14/12

21:55-09:10

1 stop11h 15m

$222
Fastest return journey

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sat 10/10

20:50-08:00

1 stop11h 10m

Porto

Tue 13/10

22:00-09:10

1 stop11h 10m

$229

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sun 25/10

20:50-08:10

1 stop11h 20m

Porto

Tue 27/10

21:55-09:10

1 stop11h 15m

$242

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Tue 17/11

09:55-21:15

1 stop11h 20m

Porto

Tue 1/12

20:45-14:45

1 stop18h 00m

$244

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sat 10/10

20:50-08:00

1 stop11h 10m

Porto

Wed 14/10

22:00-09:10

1 stop11h 10m

$249

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sat 10/10

20:50-08:00

1 stop11h 10m

Porto

Sun 11/10

22:00-09:10

1 stop11h 10m

$261

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sat 10/10

20:50-08:00

1 stop11h 10m

Porto

Wed 14/10

22:00-09:10

1 stop11h 10m

$263

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Tue 20/10

20:50-08:00

1 stop11h 10m

Porto

Fri 23/10

22:00-09:10

1 stop11h 10m

$266

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from London Heathrow Airport to Porto

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 typical price of a round-trip flight between London Heathrow Airport and Porto?

Prices are currently low for flights on this route.

Typical prices usually range from $377 to $498.
The lowest price recently found on this route was $215.

What is the cheapest month to fly to Porto?

In general, January is the cheapest month to fly from London Heathrow Airport to Porto. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $280. If you aren’t able to travel to Porto during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $308.

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

Our data shows that Monday is the least expensive day to fly to Porto. Tickets to fly out on this day can be as low as $162. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Porto for around $446.

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

Our most recent data shows that the best time of day to fly to Porto is in the afternoon. Flights from London Heathrow Airport to Porto during this time can be as low as $204. Flights in the evening are often more expensive, with an average ticket price of $480.

How far in advance should I book a flight from London Heathrow Airport to Porto?

You are more likely to see cheaper flights to Porto from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $385 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from London Heathrow Airport for as low as $316 on momondo.

How have London Heathrow Airport to Porto flight prices changed over time?

As of August 2026, prices for London Heathrow Airport to Porto flights are approximately 41% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Porto (LHR to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Porto

Best price found

$101

Fastest flight time

5h 05m

Direct flights

None
The best one-way flight to Porto from London Heathrow Airport in the past 72 hours is $101. The best return flight deal from London Heathrow Airport to Porto found on momondo in the last 72 hours is $215.
The fastest flight from London Heathrow Airport to Porto takes 5h 05m
There are no direct flights from London Heathrow Airport to Porto. There are no popular flight routes from London Heathrow Airport to Porto.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Porto

  • How far is London Heathrow to Porto by plane?

    There are 1304.5 km between London Heathrow and Porto. A reasonable flight in good conditions will take 5h 05m.

  • When did momondo last update prices for flights from London Heathrow Airport to Porto Airport?

    Prices for flights from London Heathrow Airport to Porto Airport are updated daily.

  • How old do you have to be to fly from London Heathrow Airport to Porto Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Coimbra
Aveiro
Chaves
Vila Nova de Gaia
Braga
Viseu
Baiao

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Porto . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Porto from London with this policy.

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

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

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

Yes. momondo can track prices for London to Porto flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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