What are the cheapest airlines flying from London Heathrow Airport to Porto round-trip?

Cheapflights users have booked flights from London Heathrow Airport to Porto round-trip from $210. Other airlines that can offer you cheap pricing are Iberia, from $214, and Brussels Airlines, from $234. These flights start at 18% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from London Heathrow Airport to Porto one-way?

One-way options have recently been found by users for as low as $101 on Iberia. Other airlines that offer cheap prices include Vueling from $106 and KLM from $128 one-way.

What is the cheapest day to fly from London Heathrow Airport to Porto?

Travelers seeking maximum savings on their London Heathrow Airport to Porto flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from London Heathrow Airport to Porto?

Flying to your destination on a Wednesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Porto. Check prices with Cheapflights to find a great deal for your trip.

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

Find a great deal and save up to 37% by booking at least 33 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London Heathrow Airport to Porto within the next two weeks, with the cheapest ticket starting at $206.

What is the cheapest month to fly from London Heathrow Airport to Porto?

Our data shows that January tends to be the cheapest month to fly to Porto from London Heathrow Airport. Users have commonly found prices around $186 for the month, but tickets can be as low as $39. Due to multiple factors, prepare for potentially higher prices in August.

Most accurate provider : When it comes to deals on London Heathrow Airport-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Porto flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on London Heathrow Airport-Porto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Porto from London Heathrow?

If you book a flight to Porto from London Heathrow, you will be flying to Porto, which is the city’s only airport. Porto (OPO) is located 6.8 mi from the center of Porto. There are 0 flights from London Heathrow to Porto per day from 1 airline.

Can I find deals for flights from Heathrow to Porto that include hotel bookings?

Yes. In addition to deals on Heathrow to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Heathrow to Porto?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Porto.

Can I find deals for business class flights from Heathrow to Porto?

Yes. Cheapflights offers flight deals from Heathrow to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$101+ Flights from London Heathrow Airport to Porto

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from London Heathrow to Porto are usually found in November or January, booked 43 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Heathrow to Porto

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$188 (Gotogate)
One-way from	$101 (Vueling Global)
Popular in	August
Cheapest in	November
Average price	$220

Provider with most accurate pricing for London Heathrow-Porto flight deals.

Search Deals

Provider most trusted by Cheapflights users for London Heathrow-Porto flights.

Search Deals

From London Heathrow to Porto

Search Deals

One-way flight from London Heathrow to Porto

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($50 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

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Find flight deals from Heathrow to Porto

Cheapest flights from Heathrow to Porto
Explore the most affordable flight options available from Heathrow to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Tue 5/68:50 pmLHR - OPO

1 stop11h 10mMultiple Airlines

Thu 5/2210:00 amOPO - LHR

1 stop12h 55mMultiple Airlines

Deal found 3/24

$188

Wed 11/57:40 pmLHR - OPO

1 stop12h 00mIberia

Wed 11/122:35 pmOPO - LHR

1 stop5h 30mIberia

Deal found 3/24

$190

Mon 5/197:50 pmLHR - OPO

1 stop12h 00mTAP AIR PORTUGAL

Wed 5/216:00 pmOPO - LHR

1 stop4h 55mTAP AIR PORTUGAL

Deal found 3/24

$210

Sun 5/1811:05 amLHR - OPO

1 stop4h 55mBrussels Airlines

Sat 5/2412:55 pmOPO - LHR

1 stop8h 00mBrussels Airlines

Deal found 3/24

$234

Wed 5/76:40 pmLHR - OPO

1 stop13h 05mSWISS

Thu 5/1512:15 pmOPO - LHR

1 stop5h 35mSWISS

Deal found 3/24

$235

Wed 5/213:30 pmLHR - OPO

1 stop7h 20mLufthansa

Thu 5/296:15 amOPO - LHR

1 stop16h 25mLufthansa

Deal found 3/24

$239

Tue 5/2711:45 amLHR - OPO

1 stop6h 10mKLM

Fri 5/308:25 pmOPO - LHR

1 stop11h 15mKLM

Deal found 3/24

$256

Mon 6/1610:25 amLHR - OPO

1 stop26h 15mAustrian Airlines

Tue 6/241:30 pmOPO - LHR

1 stop8h 10mAustrian Airlines

Deal found 3/24

$293

Sat 10/254:40 pmLHR - OPO

1 stop16h 00mBritish Airways

Wed 10/298:40 pmOPO - LHR

1 stop12h 35mBritish Airways

Deal found 3/24

$295

Best flights from Heathrow to Porto
Discover carefully curated flight deals from Heathrow to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Tue 5/68:50 pmLHR - OPO

1 stop11h 10mMultiple Airlines

Thu 5/2210:00 amOPO - LHR

1 stop12h 55mMultiple Airlines

Deal found 3/24

$188

Mon 5/197:50 pmLHR - OPO

1 stop12h 00mTAP AIR PORTUGAL

Wed 5/216:00 pmOPO - LHR

1 stop4h 55mTAP AIR PORTUGAL

Deal found 3/24

$210

Tue 9/168:50 pmLHR - OPO

1 stop11h 10mIberia

Wed 9/244:55 pmOPO - LHR

1 stop5h 35mIberia

Deal found 3/24

$214

Sun 5/1811:05 amLHR - OPO

1 stop4h 55mBrussels Airlines

Sat 5/2412:55 pmOPO - LHR

1 stop8h 00mBrussels Airlines

Deal found 3/24

$234

Wed 5/76:40 pmLHR - OPO

1 stop13h 05mSWISS

Thu 5/1512:15 pmOPO - LHR

1 stop5h 35mSWISS

Deal found 3/24

$235

Wed 5/213:30 pmLHR - OPO

1 stop7h 20mLufthansa

Thu 5/296:15 amOPO - LHR

1 stop16h 25mLufthansa

Deal found 3/24

$239

Tue 5/2711:45 amLHR - OPO

1 stop6h 10mKLM

Fri 5/308:25 pmOPO - LHR

1 stop11h 15mKLM

Deal found 3/24

$256

Mon 6/1610:25 amLHR - OPO

1 stop26h 15mAustrian Airlines

Tue 6/241:30 pmOPO - LHR

1 stop8h 10mAustrian Airlines

Deal found 3/24

$293

Last-minute flights from Heathrow to Porto
Discover last-minute flight deals from Heathrow to Porto. Data last updated March 25, 2025 and is based on user searches.

Sat 3/298:05 pmLHR - OPO

1 stop10h 50mSWISS

Mon 4/77:20 pmOPO - LHR

1 stop12h 35mSWISS

Deal found 3/24

$264

Mon 3/318:50 pmLHR - OPO

1 stop11h 10mIberia

Wed 4/24:55 pmOPO - LHR

1 stop5h 35mIberia

Deal found 3/24

$221

Tue 4/14:25 pmLHR - OPO

1 stop7h 00mMultiple Airlines

Sat 4/54:50 pmOPO - LHR

1 stop4h 45mMultiple Airlines

Deal found 3/24

$249

Tue 4/14:25 pmLHR - OPO

1 stop7h 00mLufthansa

Wed 4/911:10 amOPO - LHR

1 stop7h 15mLufthansa

Deal found 3/24

$251

Tue 4/16:00 amLHR - OPO

1 stop14h 25mTAP AIR PORTUGAL

Fri 4/44:00 pmOPO - LHR

1 stop6h 55mTAP AIR PORTUGAL

Deal found 3/24

$254

Tue 4/16:40 amLHR - OPO

2 stops11h 15mScandinavian Airlines

Sat 4/54:20 pmOPO - LHR

2 stops17h 15mScandinavian Airlines

Deal found 3/24

$9,312

Tue 4/14:25 pmLHR - OPO

1 stop7h 00mMultiple Airlines

Sat 4/54:50 pmOPO - LHR

1 stop4h 45mMultiple Airlines

Deal found 3/24

$257

Wed 4/211:05 amLHR - OPO

1 stop5h 20mBrussels Airlines

Sat 4/54:50 pmOPO - LHR

1 stop4h 45mBrussels Airlines

Deal found 3/24

$263

Thu 4/312:15 pmLHR - OPO

1 stop10h 25mAegean Airlines

Sat 4/512:35 amOPO - LHR

1 stop10h 40mAegean Airlines

Deal found 3/24

$1,129

Sat 4/58:40 amLHR - OPO

1 stop9h 30mKLM

Tue 4/86:50 pmOPO - LHR

1 stop12h 50mKLM

Deal found 3/24

$341

Sun 4/1310:25 amLHR - OPO

1 stop23h 10mAustrian Airlines

Mon 4/2110:25 amOPO - LHR

1 stop22h 20mAustrian Airlines

Deal found 3/24

$579

Wed 4/236:45 pmLHR - OPO

1 stop13h 10mTAP AIR PORTUGAL

Tue 4/294:00 pmOPO - LHR

1 stop6h 55mTAP AIR PORTUGAL

Deal found 3/24

$238

One-way flights from Heathrow to Porto
Search for one-way flight options from Heathrow to Porto. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Wed 9/106:45 pmLHR - OPO

1 stop12h 50mIberia

Deal found 3/24

$101

Wed 5/79:55 amLHR - OPO

1 stop11h 25mVueling

Deal found 3/24

$106

Wed 6/1111:45 amLHR - OPO

1 stop7h 30mKLM

Deal found 3/24

$128

Tue 7/16:45 amLHR - OPO

1 stop13h 30mMultiple Airlines

Deal found 3/24

$131

Sat 8/235:10 pmLHR - OPO

1 stop14h 45mSWISS

Deal found 3/24

$135

Tue 8/266:00 amLHR - OPO

1 stop9h 00mTAP AIR PORTUGAL

Deal found 3/24

$137

Fri 4/48:25 pmLHR - OPO

1 stop13h 55mLufthansa

Deal found 3/24

$190

Fri 5/236:40 amLHR - OPO

1 stop10h 25mScandinavian Airlines

Deal found 3/24

$289

Sat 4/127:55 pmLHR - OPO

1 stop20h 40mAir Serbia

Deal found 3/24

$309

Cheapflights 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

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Tue 5/6

8:50 pm-8:00 am

1 stop11h 10m

Porto

Thu 5/22

10:00 am-10:55 pm

1 stop12h 55m

$188

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Mon 5/19

7:50 pm-7:50 am

1 stop12h 00m

Porto

Wed 5/21

6:00 pm-10:55 pm

1 stop4h 55m

$210

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Tue 9/16

8:50 pm-8:00 am

1 stop11h 10m

Porto

Wed 9/24

4:55 pm-10:30 pm

1 stop5h 35m

$214

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Sun 5/18

11:05 am-4:00 pm

1 stop4h 55m

Porto

Sat 5/24

12:55 pm-8:55 pm

1 stop8h 00m

$234

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Wed 5/7

6:40 pm-7:45 am

1 stop13h 05m

Porto

Thu 5/15

12:15 pm-5:50 pm

1 stop5h 35m

$235

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Wed 5/21

3:30 pm-10:50 pm

1 stop7h 20m

Porto

Thu 5/29

6:15 am-10:40 pm

1 stop16h 25m

$239

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Tue 5/27

11:45 am-5:55 pm

1 stop6h 10m

Porto

Fri 5/30

8:25 pm-7:40 am

1 stop11h 15m

$256

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Mon 6/16

10:25 am-12:40 pm

1 stop26h 15m

Porto

Tue 6/24

1:30 pm-9:40 pm

1 stop8h 10m

$293

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Wed 9/10

6:45 pm-7:35 am

1 stop12h 50m

$101

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Wed 5/7

9:55 am-9:20 pm

1 stop11h 25m

$106

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 17 results

Compare providers for flights from Heathrow to Porto

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Porto in March.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on London Heathrow Airport-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Porto flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on London Heathrow Airport-Porto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Heathrow with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Porto

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

The price you pay for your flight from London Heathrow Airport to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London Heathrow Airport to Porto?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Porto (average of $523). Flying from London Heathrow Airport to Porto in June is currently the most expensive (average of $1,082). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to OPO?

One of the essential ways to save on airfare from London Heathrow Airport to Porto is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 27% on airfare.

Rainfall in Porto by month

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

To help decide which airline to fly from London to Porto, see what other customers have to say about KLM, Austrian Airlines and SWISS. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,318 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

KLM

7.8

Good

1,318 reviews

KLM

7.8

Good

1,318 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Austrian Airlines

7.5

Good

769 reviews

KLM

7.8

Good

1,318 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

SWISS

7.5

Good

1,569 reviews

KLM

7.8

Good

1,318 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Brussels Airlines

7.4

Good

344 reviews

KLM

7.8

Good

1,318 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Scandinavian Airlines

7.3

Good

1,324 reviews

KLM

7.8

Good

1,318 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Related info for your journey

What airport do you fly into for flights to Porto from London Heathrow?
If you book a flight to Porto from London Heathrow, you will be flying to Porto, which is the city’s only airport. Porto (OPO) is located 6.8 mi from the center of Porto. There are 0 flights from London Heathrow to Porto per day from 1 airline.
What are the cheapest airlines flying from London Heathrow Airport to Porto round-trip?
Cheapflights users have booked flights from London Heathrow Airport to Porto round-trip from $210. Other airlines that can offer you cheap pricing are Iberia, from $214, and Brussels Airlines, from $234. These flights start at 18% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from London Heathrow Airport to Porto one-way?
One-way options have recently been found by users for as low as $101 on Iberia. Other airlines that offer cheap prices include Vueling from $106 and KLM from $128 one-way.
Can I find deals for flights from Heathrow to Porto that include hotel bookings?
Yes. In addition to deals on Heathrow to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Heathrow to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Porto.
Can I find deals for business class flights from Heathrow to Porto?
Yes. Cheapflights offers flight deals from Heathrow to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Porto?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Porto (average of $523). Flying from London Heathrow Airport to Porto in June is currently the most expensive (average of $1,082). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Aveiro

Coimbra

Matosinhos

Arcos de Valdevez

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Alternative routes for Heathrow to Porto

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Other flights to Porto

Top airline flying from Heathrow to Porto

Airline	Cheapest	Average	Flexibility	On-time
TAP AIR PORTUGAL	Cheapest$156	Average$231	FlexibilityNo cancel fee	On-timeN/A

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$101+ Cheap flights from Heathrow (LHR) to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Heathrow to Porto with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from London Heathrow to Porto are usually found in November or January, booked 43 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Heathrow to Porto

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Heathrow to Porto

Cheapest flights from Heathrow to PortoExplore the most affordable flight options available from Heathrow to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Explore the most affordable flight options available from Heathrow to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Heathrow to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Porto in March.

Best time to book a flight from Heathrow to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Porto

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Porto. Price data was last updated on March 21, 2025.

What is the cheapest month to book a flight from London Heathrow Airport to Porto?

What is the cheapest time of day to fly from LHR to OPO?

Find hourly flight availability from Heathrow to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated March 25, 2025.

To help decide which airline to fly from London to Porto, see what other customers have to say about KLM, Austrian Airlines and SWISS. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Porto from London Heathrow?

What are the cheapest airlines flying from London Heathrow Airport to Porto round-trip?

What are the cheapest airlines to fly from London Heathrow Airport to Porto one-way?

Can I find deals for flights from Heathrow to Porto that include hotel bookings?

How can I find direct flights from Heathrow to Porto?

Can I find deals for business class flights from Heathrow to Porto?

What is the cheapest month to book a flight from London Heathrow Airport to Porto?

Traveling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Porto

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Heathrow to Porto

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Heathrow to Porto
Explore the most affordable flight options available from Heathrow to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.