Cheap flights from London Heathrow Airport to Porto from £53
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 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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.Find the cheapest flights from London Heathrow Airport to Porto
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
SWISS flights from London Heathrow Airport to Porto
Our best SWISS deals on London Heathrow Airport to Porto flight tickets
Vueling flights from London Heathrow Airport to Porto
Our best Vueling deals on London Heathrow Airport to Porto flight tickets
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 cheapest month to fly to Porto?
The month of January is, on average, the cheapest month to fly to Porto from London Heathrow Airport, with most prices found around £145. If you are unable to visit Porto during the month of January, then departing from London Heathrow Airport during the month November is also very affordable. Most momondo users find prices during this month for around £145.
What is the cheapest day to depart on your flight to Porto?
According to our data, Tuesday is the cheapest day to fly to Porto from London Heathrow Airport. The lowest ticket price found for a Tuesday departure recently was £163. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around £199. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.
What is the cheapest time of day to depart on your flight to Porto?
Our data shows that the cheapest London Heathrow Airport to Porto flights are usually those with departure times at midday. Our users have found flights to Porto at midday for as low as £139. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £217 on average. Flights to Porto from London Heathrow Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.
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 20 weeks ahead of your departure date. In general, you can expect to find flights to Porto for around £194 when searching 20 weeks out.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 £161 on momondo.
What is the cheapest airline that flies from London Heathrow to Porto?
Vueling, TAP AIR PORTUGAL, and KLM are the most popular carriers operating from London Heathrow to Porto
Which airlines fly to Porto?
TAP AIR PORTUGAL, Brussels Airlines and Iberia are the top three most popular airlines that fly to Porto from London Heathrow Airport according to our data. TAP AIR PORTUGAL is the first choice among our users, with 53% of people opting to fly with this airline when travelling to Porto. Keep in mind that there are 10 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.
When to book flights from London Heathrow Airport to Porto
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
How far is London Heathrow to Porto by plane?
London Heathrow and Porto are 810.6 mi apart from one another. In terms of flight time, this usually takes a little over 4h 20m.
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 were last updated today.
How many operators does momondo search for flights from London Heathrow Airport to Porto Airport?
The number of operators available for flights from London Heathrow Airport to Porto Airport is 10 as of April 2025.
How old do you have to be to fly from London Heathrow Airport to Porto Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 license 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?
Based on momondo bookings for flights between London Heathrow Airport and Porto, the leading airline is TAP AIR PORTUGAL, making up 41% of the total bookings. Other popular airlines include Brussels Airlines with 15%, Iberia with 12%, and easyJet with 9%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom £63 | Free Cancellation | Rating 6.8 5,054 reviews | |||
| PriceFrom £69 | Free Cancellation | Rating 6.9 1,799 reviews | |||
| PriceFrom £105 | Free Cancellation | Rating 6.6 6,837 reviews | |||
| PriceFrom £106 | Free Cancellation | Rating 7.1 1,160 reviews | |||
| PriceFrom £117 | Free Cancellation | Rating 7.1 1,852 reviews | |||
| PriceFrom £131 | Free Cancellation | Rating 7.8 1,334 reviews | |||
| PriceFrom £132 | Free Cancellation | Rating 7.5 1,588 reviews | |||
| PriceFrom £139 | Free Cancellation | Rating 7.0 2,700 reviews | |||
| PriceFrom £140 | Free Cancellation | Rating 6.7 7,046 reviews | |||
| PriceFrom £174 | Free Cancellation | Rating 7.3 346 reviews |
Travelling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from London to Porto?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Porto. momondo saves you time and could save you money on your trip.
Can I find flights from London to Porto with flexible booking policies on momondo?
momondo does allow users to show only those flights to Porto from London which offer a flexible booking policy as well as other useful filters and features.
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 offers price alerts on flights to Porto from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.