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Cheap flights from London Heathrow Airport to Porto from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Porto departing on 17/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Porto

Cheap return flights

Vueling Logo
18:50 - 08:10LHR-OPO
13h 20m1 stop
Vueling Logo
21:55 - 09:10OPO-LHR
11h 15m1 stop
$272Vueling
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Fri, 9 Jan - Fri, 16 Jan
Vueling Logo
18:50 - 08:10LHR-OPO
13h 20m1 stop
Vueling Logo
21:55 - 09:10OPO-LHR
11h 15m1 stop
$286Vueling
Find Deal
Sun, 9 Nov - Tue, 11 Nov
Logo
15:05 - 07:45LHR-OPO
16h 40m1 stop
Logo
06:45 - 14:15OPO-LHR
7h 30m1 stop
$313
Find Deal
Sat, 13 Sep - Wed, 17 Sep
TAP AIR PORTUGAL Logo
08:15 - 17:00LHR-OPO
8h 45m1 stop
TAP AIR PORTUGAL Logo
16:00 - 21:35OPO-LHR
5h 35m1 stop
$340TAP AIR PORTUGAL
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Mon, 27 Oct - Thu, 30 Oct
Logo
15:05 - 21:50LHR-OPO
6h 45m1 stop
Logo
22:00 - 09:10OPO-LHR
11h 10m1 stop
$351
Find Deal
Wed, 27 Aug - Wed, 3 Sep
TAP AIR PORTUGAL Logo
12:25 - 18:00LHR-OPO
5h 35m1 stop
TAP AIR PORTUGAL Logo
06:55 - 12:40OPO-LHR
5h 45m1 stop
$363TAP AIR PORTUGAL
Find Deal
Thu, 6 Nov - Sun, 9 Nov
Brussels Airlines Logo
06:50 - 16:00LHR-OPO
9h 10m1 stop
Brussels Airlines Logo
10:10 - 21:35OPO-LHR
11h 25m1 stop
$389Brussels Airlines
Find Deal
Mon, 25 Aug - Sat, 30 Aug
Brussels Airlines Logo
17:50 - 09:20LHR-OPO
15h 30m1 stop
Brussels Airlines Logo
10:10 - 21:35OPO-LHR
11h 25m1 stop
$409Brussels Airlines
Find Deal
Fri, 15 Aug - Sat, 23 Aug
SWISS Logo
07:00 - 19:10LHR-OPO
12h 10m1 stop
SWISS Logo
19:20 - 19:20OPO-LHR
24h 00m1 stop
$410SWISS
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Fri, 26 Sep - Mon, 6 Oct
SWISS Logo
07:00 - 13:45LHR-OPO
6h 45m1 stop
SWISS Logo
19:50 - 08:15OPO-LHR
12h 25m1 stop
$442SWISS
Find Deal
Thu, 18 Sep - Wed, 24 Sep

Vueling flights from London Heathrow Airport to Porto

Our best Vueling deals on London Heathrow Airport to Porto flight tickets
Vueling
9 Jan
LHR18:50London Heathrow
13h 20m
1 stop
OPO08:10Porto
16 Jan
OPO21:55Porto
11h 15m
1 stop
LHR09:10London Heathrow
$272
Find similar
Vueling
9 Nov
LHR18:50London Heathrow
13h 20m
1 stop
OPO08:10Porto
11 Nov
OPO21:55Porto
11h 15m
1 stop
LHR09:10London Heathrow
$286
Find similar
Vueling
9 Jan
LHR18:50London Heathrow
13h 20m
1 stop
OPO08:10Porto
11 Jan
OPO08:45Porto
9h 15m
1 stop
LHR18:00London Heathrow
$287
Find similar

TAP AIR PORTUGAL flights from London Heathrow Airport to Porto

Our best TAP AIR PORTUGAL deals on London Heathrow Airport to Porto flight tickets
TAP AIR PORTUGAL
27 Oct
LHR08:15London Heathrow
8h 45m
1 stop
OPO17:00Porto
30 Oct
OPO16:00Porto
5h 35m
1 stop
LHR21:35London Heathrow
$340
Find similar
TAP AIR PORTUGAL
6 Nov
LHR12:25London Heathrow
5h 35m
1 stop
OPO18:00Porto
9 Nov
OPO06:55Porto
5h 45m
1 stop
LHR12:40London Heathrow
$363
Find similar
TAP AIR PORTUGAL
20 Sept
LHR18:45London Heathrow
5h 55m
1 stop
OPO00:40Porto
3 Oct
OPO11:00Porto
11h 05m
1 stop
LHR22:05London Heathrow
$392
Find similar

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?

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 $295. 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 $304.

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 $295. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Porto for around $776.

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 at midday. Flights from London Heathrow Airport to Porto during this time can be as low as $235. Flights in the evening are often more expensive, with an average ticket price of $680.

How far in advance should I book a flight 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 $422 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 $342 on momondo.

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

As of July 2025, prices for London Heathrow Airport to Porto flights are approximately 46% 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

$129

Fastest flight time

4h 30m

Direct flights

None

Airports in Porto

1 airport
The best one-way flight to Porto from London Heathrow Airport in the past 72 hours is $129. The best return flight deal from London Heathrow Airport to Porto found on momondo in the last 72 hours is $272.
The fastest flight from London Heathrow Airport to Porto takes 4h 30m
There are no direct flights from London Heathrow Airport to Porto. Popular non-direct route for this connection is London Heathrow Airport - Porto Airport.
There is 1 airport near Porto: Porto (OPO)
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  • 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 4h 30m.

  • 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 many operators does momondo search for flights from London Heathrow Airport to Porto Airport?

  • 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.

  • What is the most popular airline from London Heathrow Airport to Porto?

Best airlines flying from London Heathrow Airport to Porto

Compare and see reviews for airlines that fly from London Heathrow Airport to Porto with momondo
Airline
Rating
Free cancellation
Price
British AirwaysPriceFrom $557Free cancellationRating
6.6
7,128 reviews
Search British Airways flights

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia

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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