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Cheap flights from London Heathrow Airport to Porto from $92

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 - 08:00LHR  London Heathrow-OPO Porto
11h 10m1 stop Barcelona-El Prat
Vueling Logo
20:40 - 14:45OPO  Porto-LHR London Heathrow
18h 05m1 stop Bilbao
$186Vueling
Tue, 20 Oct - Thu, 22 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
$198Vueling
Tue, 10 Nov - Thu, 12 Nov
Vueling Logo
09:55 - 21:15LHR  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
$198Vueling
Sat, 12 Dec - Mon, 14 Dec
Vueling Logo
20:50 - 13:55LHR  London Heathrow-OPO Porto
17h 05m1 stop Barcelona-El Prat
Vueling Logo
20:05 - 14:45OPO  Porto-LHR London Heathrow
18h 40m1 stop Bilbao
$198Vueling
Sat, 5 Dec - Sat, 12 Dec
Vueling Logo
20:50 - 08:00LHR  London Heathrow-OPO Porto
11h 10m1 stop Barcelona-El Prat
Vueling Logo
20:40 - 14:45OPO  Porto-LHR London Heathrow
18h 05m1 stop Bilbao
$207Vueling
Tue, 20 Oct - Thu, 22 Oct
Vueling Logo
20:50 - 13:55LHR  London Heathrow-OPO Porto
17h 05m1 stop Barcelona-El Prat
Vueling Logo
20:05 - 14:45OPO  Porto-LHR London Heathrow
18h 40m1 stop Bilbao
$211Vueling
Sat, 5 Dec - Sat, 19 Dec
Vueling Logo
20:50 - 08:00LHR  London Heathrow-OPO Porto
11h 10m1 stop Barcelona-El Prat
Vueling Logo
20:40 - 14:45OPO  Porto-LHR London Heathrow
18h 05m1 stop Bilbao
$212Vueling
Tue, 20 Oct - Thu, 22 Oct
Vueling Logo
20:50 - 08:10LHR  London Heathrow-OPO Porto
11h 20m1 stop Barcelona-El Prat
Vueling Logo
20:05 - 14:45OPO  Porto-LHR London Heathrow
18h 40m1 stop Bilbao
$212Vueling
Mon, 16 Nov - Sat, 21 Nov
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
$225Vueling
Sat, 31 Oct - Sat, 7 Nov
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
$226Vueling
Mon, 22 Feb - Thu, 25 Feb

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SWISS flights from London Heathrow Airport to Porto

Our best SWISS deals on London Heathrow Airport to Porto flight tickets
SWISS
19 Oct
LHR06:00London Heathrow
6h 00m
1 stop
OPO12:00Porto
19 Oct
OPO20:05Porto
12h 10m
1 stop
LHR08:15London Heathrow
$344
SWISS
12 Sept
LHR20:05London Heathrow
22h 25m
1 stop
OPO18:30Porto
24 Sept
OPO19:20Porto
12h 35m
1 stop
LHR07:55London Heathrow
$369
SWISS
14 Sept
LHR07:00London Heathrow
6h 45m
1 stop
OPO13:45Porto
25 Sept
OPO19:55Porto
12h 20m
1 stop
LHR08:15London Heathrow
$389

Vueling flights from London Heathrow Airport to Porto

Our best Vueling deals on London Heathrow Airport to Porto flight tickets
Vueling
20 Oct
LHR20:50London Heathrow
11h 10m
1 stop
OPO08:00Porto
22 Oct
OPO20:40Porto
18h 05m
1 stop
LHR14:45London Heathrow
$186
Vueling
10 Nov
LHR20:50London Heathrow
11h 20m
1 stop
OPO08:10Porto
12 Nov
OPO21:55Porto
11h 15m
1 stop
LHR09:10London Heathrow
$198
Vueling
20 Oct
LHR20:50London Heathrow
11h 10m
1 stop
OPO08:00Porto
22 Oct
OPO20:40Porto
18h 05m
1 stop
LHR14:45London Heathrow
$207

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Tue 20/10

20:50-08:00

1 stop11h 10m

Porto

Thu 22/10

20:40-14:45

1 stop18h 05m

$186
Fastest return journey

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Tue 10/11

20:50-08:10

1 stop11h 20m

Porto

Thu 12/11

21:55-09:10

1 stop11h 15m

$198

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sat 12/12

09:55-21:15

1 stop11h 20m

Porto

Mon 14/12

21:55-09:10

1 stop11h 15m

$198

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sat 5/12

20:50-13:55

1 stop17h 05m

Porto

Sat 12/12

20:05-14:45

1 stop18h 40m

$198

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Tue 20/10

20:50-08:00

1 stop11h 10m

Porto

Thu 22/10

20:40-14:45

1 stop18h 05m

$207

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sat 5/12

20:50-13:55

1 stop17h 05m

Porto

Sat 19/12

20:05-14:45

1 stop18h 40m

$211

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Tue 20/10

20:50-08:00

1 stop11h 10m

Porto

Thu 22/10

20:40-14:45

1 stop18h 05m

$212

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Mon 16/11

20:50-08:10

1 stop11h 20m

Porto

Sat 21/11

20:05-14:45

1 stop18h 40m

$212

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Sat 31/10

20:50-08:10

1 stop11h 20m

Porto

Sat 7/11

21:55-09:10

1 stop11h 15m

$225

LondonPorto

LHR London Heathrow - OPO Porto

LHROPO

London Heathrow

Mon 22/2

20:50-08:10

1 stop11h 20m

Porto

Thu 25/2

21:55-09:10

1 stop11h 15m

$226

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 $325 to $530.
The lowest price recently found on this route was $186.

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 $276. 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 $301.

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 $160. 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 $414.

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 $201. Flights in the evening are often more expensive, with an average ticket price of $414.

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 $377 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 $312 on momondo.

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

As of September 2026, prices for London Heathrow Airport to Porto flights are approximately 66% more expensive 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

$92

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 $92. The best return flight deal from London Heathrow Airport to Porto found on momondo in the last 72 hours is $186.
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
Chaves
Viseu
Aveiro
Baiao
Vila Nova de Gaia
Braga

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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