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 £110. Other airlines that can offer you cheap pricing are TAP AIR PORTUGAL, from £152, and KLM, from £159. Users have found that Vueling is 45% cheaper than the other options available to this destination.

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

The cheapest airline one-way is Vueling, with whom users have recently found tickets for as low as £62. However, be on the lookout for offers from KLM and TAP AIR PORTUGAL, as they are both options that can get you from London Heathrow Airport to Porto for a low price.

What are the most popular airlines that fly from London Heathrow Airport to Porto?

Before booking your flight from London Heathrow Airport to Porto check out the most popular airlines for this route: British Airways, Ryanair or Iberia.

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

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 22% on your flight compared to booking on days when demand is much higher.

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

To save up to 44% on this flight, we recommend booking at least 33 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from London Heathrow Airport to Porto from £171 1-2 weeks out and tickets from £221 for flights departing within the next 72 hours.

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

January can be a great time to fly to Porto from London Heathrow Airport with a flight ticket averaging about £145. Cheapflights users have found deals in the month of January for as cheap as £31. The most expensive prices can be found in the month of August.

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

Most people fly into Porto (OPO) if they book a flight to Porto from London Heathrow. On average, Porto has 0 inbound flights from London Heathrow per day from 10 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.

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 holiday 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.

£62+ Flights from London Heathrow Airport to Porto

The best prices from London Heathrow to Porto are usually found in November or January, booked 83 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Heathrow to Porto

Round-trip from	£110
One-way from	£62
Popular in	December
Cheapest in	November
Average price	£169

Vueling
1/4-8/4
2 total stops
30h 35m total
London to Porto

Search Deals

Vueling
18/3
1 total stop
11h 10m total
London to Porto

Search Deals

High demand for flights, 4% potential price rise

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

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 20 2月 2025.

週二 1/420:50LHR - OPO

1 stop19h 25mVueling

週二 8/422:00OPO - LHR

1 stop11h 10mVueling

Deal found 19/2£110

週二 1/420:50LHR - OPO

2 stops25h 05mMultiple Airlines

週二 8/422:00OPO - LHR

1 stop11h 10mMultiple Airlines

Deal found 19/2£124

週二 1/413:45LHR - OPO

1 stop5h 15mTAP AIR PORTUGAL

週一 7/421:15OPO - LHR

1 stop13h 05mTAP AIR PORTUGAL

Deal found 20/2£152

週一 19/508:40LHR - OPO

1 stop8h 05mKLM

週五 23/521:00OPO - LHR

1 stop10h 40mKLM

Deal found 19/2£159

週二 4/320:50LHR - OPO

1 stop11h 10mIberia

週六 8/308:35OPO - LHR

1 stop5h 45mIberia

Deal found 19/2£176

週三 12/306:35LHR - OPO

1 stop6h 15mLufthansa

週四 20/313:45OPO - LHR

1 stop5h 50mLufthansa

Deal found 19/2£177

週二 25/308:55LHR - OPO

2 stops28h 30mSWISS

週六 29/308:40OPO - LHR

1 stop27h 20mSWISS

Deal found 19/2£217

週四 22/506:50LHR - OPO

1 stop5h 15mBrussels Airlines

週三 28/516:50OPO - LHR

1 stop4h 45mBrussels Airlines

Deal found 19/2£225

Best flights from Heathrow to Porto
Discover carefully curated flight deals from Heathrow to Porto that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 2月 2025.

週二 1/420:50LHR - OPO

1 stop19h 25mVueling

週二 8/422:00OPO - LHR

1 stop11h 10mVueling

Deal found 19/2£110

週二 1/420:50LHR - OPO

2 stops25h 05mMultiple Airlines

週二 8/422:00OPO - LHR

1 stop11h 10mMultiple Airlines

Deal found 19/2£124

週二 1/413:45LHR - OPO

1 stop5h 15mTAP AIR PORTUGAL

週一 7/421:15OPO - LHR

1 stop13h 05mTAP AIR PORTUGAL

Deal found 20/2£152

週一 19/508:40LHR - OPO

1 stop8h 05mKLM

週五 23/521:00OPO - LHR

1 stop10h 40mKLM

Deal found 19/2£159

週二 4/320:50LHR - OPO

1 stop11h 10mIberia

週六 8/308:35OPO - LHR

1 stop5h 45mIberia

Deal found 19/2£176

週三 12/306:35LHR - OPO

1 stop6h 15mLufthansa

週四 20/313:45OPO - LHR

1 stop5h 50mLufthansa

Deal found 19/2£177

週六 15/320:05LHR - OPO

1 stop15h 10mSWISS

週六 22/308:40OPO - LHR

1 stop7h 40mSWISS

Deal found 19/2£188

週四 22/506:50LHR - OPO

1 stop5h 15mBrussels Airlines

週三 28/516:50OPO - LHR

1 stop4h 45mBrussels Airlines

Deal found 19/2£225

Last-minute flights from Heathrow to Porto
Discover last-minute flight deals from Heathrow to Porto. Data last updated 20 2月 2025 and is based on user searches.

週二 25/219:35LHR - OPO

1 stop15h 00mMultiple Airlines

週二 4/306:00OPO - LHR

1 stop4h 45mMultiple Airlines

Deal found 20/2£165

週五 28/219:30LHR - OPO

2 stops15h 30mScandinavian Airlines

週日 2/305:00OPO - LHR

2 stops13h 50mScandinavian Airlines

Deal found 19/2£4,477

週六 1/319:55LHR - OPO

1 stop12h 05mTAP AIR PORTUGAL

週六 8/306:55OPO - LHR

1 stop5h 45mTAP AIR PORTUGAL

Deal found 20/2£161

週六 1/316:40LHR - OPO

1 stop6h 55mLufthansa

週日 9/306:05OPO - LHR

2 stops8h 40mLufthansa

Deal found 19/2£256

週六 1/313:50LHR - OPO

1 stop21h 25mSWISS

週五 21/308:40OPO - LHR

2 stops23h 25mSWISS

Deal found 19/2£279

週二 4/320:50LHR - OPO

1 stop11h 10mIberia

週六 8/308:35OPO - LHR

1 stop5h 45mIberia

Deal found 19/2£176

週五 7/320:25LHR - OPO

1 stop12h 10mKLM

週四 13/306:15OPO - LHR

1 stop9h 50mKLM

Deal found 18/2£190

週一 10/309:55LHR - OPO

1 stop11h 25mVueling

週三 12/321:55OPO - LHR

1 stop22h 10mVueling

Deal found 19/2£144

週三 12/306:35LHR - OPO

1 stop6h 15mLufthansa

週四 20/313:45OPO - LHR

1 stop5h 50mLufthansa

Deal found 19/2£177

週二 18/309:55LHR - OPO

2 stops9h 30mMultiple Airlines

週三 19/306:30OPO - LHR

1 stop7h 55mMultiple Airlines

Deal found 19/2£133

週二 25/308:55LHR - OPO

2 stops28h 30mSWISS

週六 29/308:40OPO - LHR

1 stop27h 20mSWISS

Deal found 19/2£217

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 20 2月 2025.

週二 18/320:50LHR - OPO

1 stop11h 10mVueling

Deal found 18/2£62

週二 1/420:50LHR - OPO

1 stop9h 55mMultiple Airlines

Deal found 19/2£71

週四 12/608:40LHR - OPO

1 stop10h 55mKLM

Deal found 19/2£74

週六 1/306:00LHR - OPO

1 stop12h 00mTAP AIR PORTUGAL

Deal found 19/2£88

週二 8/418:45LHR - OPO

1 stop12h 50mIberia

Deal found 19/2£90

週六 15/319:30LHR - OPO

2 stops15h 45mSWISS

Deal found 19/2£118

週三 2/406:30LHR - OPO

2 stops16h 50mLufthansa

Deal found 19/2£156

週五 23/516:30LHR - OPO

1 stop15h 05mBritish Airways

Deal found 19/2£246

週日 27/719:55LHR - OPO

2 stops23h 25mAir Serbia

Deal found 19/2£248

週日 22/606:30LHR - OPO

2 stops34h 50mLOT

Deal found 18/2£285

Find flights from Heathrow to Porto within your budget

Fly from

Fly to

Route

Depart

Return

Price

LondonPorto

LHR - OPO

LHROPO

London Heathrow

週二 1/4

20:50-16:15

1 stop19h 25m

Porto

週二 8/4

22:00-09:10

1 stop11h 10m

£110

LondonPorto

LHR - OPO

LHROPO

London Heathrow

週二 1/4

20:50-21:55

2 stops25h 05m

Porto

週二 8/4

22:00-09:10

1 stop11h 10m

£124

LondonPorto

LHR - OPO

LHROPO

London Heathrow

週二 1/4

13:45-19:00

1 stop5h 15m

Porto

週一 7/4

21:15-10:20

1 stop13h 05m

£152

LondonPorto

LHR - OPO

LHROPO

London Heathrow

週一 19/5

08:40-16:45

1 stop8h 05m

Porto

週五 23/5

21:00-07:40

1 stop10h 40m

£159

LondonPorto

LHR - OPO

LHROPO

London Heathrow

週二 4/3

20:50-08:00

1 stop11h 10m

Porto

週六 8/3

08:35-14:20

1 stop5h 45m

£176

LondonPorto

LHR - OPO

LHROPO

London Heathrow

週三 12/3

06:35-12:50

1 stop6h 15m

Porto

週四 20/3

13:45-19:35

1 stop5h 50m

£177

LondonPorto

LHR - OPO

LHROPO

London Heathrow

週六 15/3

20:05-11:15

1 stop15h 10m

Porto

週六 22/3

08:40-16:20

1 stop7h 40m

£188

LondonPorto

LHR - OPO

LHROPO

London Heathrow

週四 22/5

06:50-12:05

1 stop5h 15m

Porto

週三 28/5

16:50-21:35

1 stop4h 45m

£225

LondonPorto

LHR - OPO

LHROPO

London Heathrow

週二 18/3

20:50-08:00

1 stop11h 10m

£62

LondonPorto

LHR - OPO

LHROPO

London Heathrow

週二 1/4

20:50-06:45

1 stop9h 55m

£71

Flights are sorted by cheapest return flights first.

Deals found on 18/2

Showing 1-10 of 18 results

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 return 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.

Travel insights for flights from Heathrow to Porto

Get recent, data-driven insights about flights from Heathrow to Porto including ideal travel times, pricing trends, and more.

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

The best time to book flights from London Heathrow Airport to Porto is 83 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Porto (average of £66). Flying from London Heathrow Airport to Porto in August is currently the most expensive (average of £258). 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?

Unlike in the morning, when flights are generally more expensive, you can save up to 17% on flights from London Heathrow Airport to Porto by exploring options for tickets at midday.

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

Travellers seeking maximum savings on their London Heathrow Airport to Porto flight should consider departing on Sunday at midday when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Porto by month

In terms of precipitation, rainfall in Porto ranges from 18.0 - 195.0 inches per month. December is typically the wettest month, when rainfall can reach 195.0 mm. July is typically the driest time to visit Porto when rainfall is around 18.0 mm.

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 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Reviews of airlines servicing Porto

Get a feel of what it's like to fly with KLM, LOT and SWISS from London to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM

7.8

Good

1,333 reviews

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

LOT

7.6

Good

1,078 reviews

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS

7.5

Good

1,568 reviews

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Brussels Airlines

7.4

Good

341 reviews

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Vueling

7.1

Good

1,163 reviews

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

What airport do you fly into for flights to Porto from London Heathrow?
Most people fly into Porto (OPO) if they book a flight to Porto from London Heathrow. On average, Porto has 0 inbound flights from London Heathrow per day from 10 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.
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 £110. Other airlines that can offer you cheap pricing are TAP AIR PORTUGAL, from £152, and KLM, from £159. Users have found that Vueling is 45% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from London Heathrow Airport to Porto one-way?
The cheapest airline one-way is Vueling, with whom users have recently found tickets for as low as £62. However, be on the lookout for offers from KLM and TAP AIR PORTUGAL, as they are both options that can get you from London Heathrow Airport to Porto for a low price.
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 holiday 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Porto (average of £66). Flying from London Heathrow Airport to Porto in August is currently the most expensive (average of £258). 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

Coimbra

Viseu

Guimarães

Vila Nova de Gaia

Aveiro

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Heathrow to Porto

Gatwick to Lisbon flights

Heathrow to Lisbon flights

Stansted to Lisbon flights

Heathrow to Faro flights

Luton to Lisbon flights

London City to Lisbon flights

Gatwick to Porto flights

Gatwick to Faro flights

Stansted to Faro flights

Luton to Faro flights

Stansted to Porto flights

Gatwick to Funchal flights

London City to Faro flights

London City to Porto flights

Heathrow to Funchal flights

London City to Funchal flights

Stansted to Funchal flights

Southend to Faro flights

Luton to Porto flights

Luton to Funchal flights

Heathrow to Ponta Delgada flights

Gatwick to Ponta Delgada flights

London City to Ponta Delgada flights

Gatwick to Porto Santo flights

Heathrow to Porto Santo flights

Luton to Ponta Delgada flights

Southend to Lisbon flights

Southend to Porto flights

Stansted to Ponta Delgada flights

Stansted to Porto Santo flights

Luton to Porto Santo flights

Gatwick to Horta flights

Heathrow to Horta flights

Heathrow to Lajes flights

Gatwick to Lajes flights

Heathrow to Pico Island flights

London City to Lajes flights

Gatwick to Pico Island flights

Stansted to Lajes flights

Stansted to Horta flights

Luton to Horta flights

Luton to Lajes flights

Stansted to Pico Island flights

Gatwick to Velas flights

Gatwick to Santa Cruz das Flores flights

Other flights to Porto

Top 10 airlines flying from Heathrow to Porto

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£69	Average£160	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
easyJet	Cheapest£74	Average£180	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
British Airways	Cheapest£112	Average£277	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
TAP AIR PORTUGAL	Cheapest£117	Average£197	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Vueling	Cheapest£126	Average£217	FlexibilityNo cancel fee	On-time88%	Search Vueling flights
SWISS	Cheapest£141	Average£183	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
KLM	Cheapest£142	Average£233	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Lufthansa	Cheapest£146	Average£248	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Iberia	Cheapest£148	Average£272	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Brussels Airlines	Cheapest£193	Average£303	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to Porto?

Cheapflights makes it easy to find Heathrow to Porto flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Porto?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Porto.

Can Cheapflights find flights from Heathrow to Porto with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Porto, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Porto become cheaper?

Yes, Cheapflights offers price alerts on Heathrow to Porto flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from London Heathrow Airport to Porto from £62

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 18/3. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from London Heathrow to Porto are usually found in November or January, booked 83 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Heathrow to Porto

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 20 2月 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 20 2月 2025.

Find flights from Heathrow to Porto within your budget

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.

Travel insights for flights from Heathrow to Porto

Get recent, data-driven insights about flights from Heathrow to Porto including ideal travel times, pricing trends, and more.

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 return flight from Heathrow to Porto. Price data was last updated on 14 February 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 20 2月 2025.

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

Use this chart to determine the cheapest time to fly return from Heathrow to Porto. Price data was last updated on 16 December 2024.

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 20 2月 2025.

Get a feel of what it's like to fly with KLM, LOT and SWISS from London to Porto by reading reviews from past customers. Users have also rated airlines 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?

Travelling 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 10 airlines flying from Heathrow to Porto

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Porto?

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Porto?

Can Cheapflights find flights from Heathrow to Porto with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Porto become cheaper?

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 20 2月 2025.