Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Porto from $152

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 23/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Heathrow Airport to Porto

Cheap return flights

Vueling Logo
09:55 - 21:20LHR-OPO
11h 25m1 stop
Vueling Logo
22:00 - 09:10OPO-LHR
11h 10m1 stop
$272Vueling
Find Deal
Wed, 8 Oct - Wed, 15 Oct
Logo
15:05 - 21:50LHR-OPO
6h 45m1 stop
Logo
22:00 - 09:10OPO-LHR
11h 10m1 stop
$278
Find Deal
Wed, 24 Sep - Tue, 30 Sep
Vueling Logo
20:50 - 08:00LHR-OPO
11h 10m1 stop
Vueling Logo
20:40 - 14:45OPO-LHR
18h 05m1 stop
$283Vueling
Find Deal
Thu, 9 Oct - Thu, 23 Oct
Logo
15:05 - 22:50LHR-OPO
7h 45m1 stop
Logo
22:00 - 09:10OPO-LHR
11h 10m1 stop
$327
Find Deal
Sat, 20 Sep - Mon, 22 Sep
TAP AIR PORTUGAL Logo
13:45 - 19:00LHR-OPO
5h 15m1 stop
TAP AIR PORTUGAL Logo
22:25 - 11:00OPO-LHR
12h 35m1 stop
$353TAP AIR PORTUGAL
Find Deal
Thu, 4 Sep - Thu, 4 Sep
TAP AIR PORTUGAL Logo
13:40 - 19:00LHR-OPO
5h 20m1 stop
TAP AIR PORTUGAL Logo
12:00 - 17:30OPO-LHR
5h 30m1 stop
$365TAP 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
$391Brussels 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 - 20:55OPO-LHR
10h 45m1 stop
$412Brussels Airlines
Find Deal
Fri, 15 Aug - Sat, 23 Aug
Lufthansa Logo
07:30 - 15:25LHR-OPO
7h 55m1 stop
Lufthansa Logo
13:45 - 21:00OPO-LHR
7h 15m1 stop
$441Lufthansa
Find Deal
Thu, 18 Dec - Wed, 31 Dec
Lufthansa Logo
10:30 - 22:25LHR-OPO
11h 55m1 stop
Lufthansa Logo
13:45 - 19:35OPO-LHR
5h 50m1 stop
$483Lufthansa
Find Deal
Mon, 22 Dec - Mon, 29 Dec

Vueling flights from London Heathrow Airport to Porto

Our best Vueling deals on London Heathrow Airport to Porto flight tickets
Vueling
8 Oct
LHR09:55London Heathrow
11h 25m
1 stop
OPO21:20Porto
15 Oct
OPO22:00Porto
11h 10m
1 stop
LHR09:10London Heathrow
$272
Find similar
Vueling
9 Oct
LHR20:50London Heathrow
11h 10m
1 stop
OPO08:00Porto
23 Oct
OPO20:40Porto
18h 05m
1 stop
LHR14:45London Heathrow
$283
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

SWISS flights from London Heathrow Airport to Porto

Our best SWISS deals on London Heathrow Airport to Porto flight tickets
SWISS
3 Oct
LHR06:00London Heathrow
13h 10m
2 stops
OPO19:10Porto
6 Oct
OPO19:20Porto
26h 25m
1 stop
LHR21:45London Heathrow
$454
Find similar
SWISS
8 Aug
LHR20:05London Heathrow
28h 05m
1 stop
OPO00:10Porto
9 Sept
OPO18:15Porto
14h 00m
1 stop
LHR08:15London Heathrow
$459
Find similar
SWISS
8 Oct
LHR20:05London Heathrow
22h 25m
1 stop
OPO18:30Porto
15 Oct
OPO19:50Porto
23h 30m
2 stops
LHR19:20London Heathrow
$465
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 $298.

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 $353 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

$152

Fastest flight time

4h 55m

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 $152. 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 55m
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)
Search flight deals

  • 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 55m.

  • 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
7,120 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.

An easier way to manage your Porto trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 17/7
Thu 24/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal