How long is the flight from Portugal to London Heathrow Airport?

For as low as £139, Vueling can have you in London Heathrow Airport from Portugal in 2h 40m. Airlines will cover a distance of 1064 mi. Both multi-stop and direct flights can be found to your destination and back.

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

For one-way options, check prices for Iberia. According to our data, you can fly for as low as £48. Users have also found prices from £58 and £68 on British Airways and TAP AIR PORTUGAL, respectively.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Portugal to London Heathrow Airport?

The most popular route from Portugal to London Heathrow Airport is Lisbon Humberto Delgado - London Heathrow. You may also consider Porto - London Heathrow or Faro - London Heathrow.

What are the cheapest flights from Portugal to London Heathrow Airport?

On average you can expect to pay £424 for a flight from Portugal to London Heathrow Airport. The cheapest flight overall is £79 while the most popular route, (Lisbon Humberto Delgado - London Heathrow) is currently priced at £102.

What are the most reliable airlines from Portugal to London Heathrow Airport?

No one likes to see their flight delayed. When booking a flight from Portugal to London Heathrow Airport consider choosing Alaska Airlines (77%), Finnair (72%) or American Airlines (71%) as they are the most reliable in getting you off to your destination on time.

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

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

How can I find direct flights from Portugal to Heathrow?

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

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

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

£43+ Cheap Flights from Portugal to London Heathrow Airport

Cheap flight deals from Portugal to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Portugal to Heathrow
Explore the most affordable flight options available from Portugal to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 September 2026.

Tue 1/1209:05 -

1 stop11h 00m

Sat 5/1220:50 -

1 stop16h 35m

Deal found 16/9£96

Thu 5/1111:10 -

1 stop10h 25m

Sun 8/1106:00 -

1 stop17h 50m

Deal found 17/9£100

Fri 13/1117:05 -

1 stop19h 35m

Tue 17/1108:15 -

1 stop7h 25m

Deal found 17/9£101

Sat 28/1119:00 -

1 stop14h 10m

Tue 1/1220:50 -

1 stop11h 40m

Deal found 19/9£102

Fri 6/1121:05 -

1 stop12h 05m

Wed 11/1120:50 -

1 stop16h 35m

Deal found 20/9£103

Tue 3/1120:45 -

1 stop21h 15m

Tue 10/1120:50 -

1 stop11h 20m

Deal found 19/9£103

Fri 6/1121:05 -

1 stop12h 05m

Tue 10/1120:50 -

1 stop11h 40m

Deal found 20/9£105

Wed 4/1116:30 -

1 stop6h 10m

Wed 11/1118:30 -

1 stop5h 20m

Deal found 17/9£106

Thu 26/1114:05 -

1 stop6h 00m

Sun 29/1109:55 -

1 stop7h 00m

Deal found 18/9£108

Sat 7/1121:55 -

1 stop11h 15m

Sat 14/1109:55 -

1 stop11h 20m

Deal found 17/9£108

Thu 19/1108:35 -

Nonstop2h 50m

Sun 22/1106:00 -

Nonstop2h 50m

Deal found 16/9£110

Sat 28/1121:55 -

1 stop11h 15m

Thu 3/1209:55 -

1 stop9h 30m

Deal found 20/9£110

Best flights from Portugal to Heathrow
Discover carefully curated flight deals from Portugal to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Fri 6/1121:05 -

1 stop12h 05m

Sun 8/1120:50 -

1 stop11h 40m

Deal found 19/9£126

Tue 22/1219:45 -

Nonstop2h 45m

Mon 28/1206:55 -

Nonstop2h 50m

Deal found 18/9£141

Wed 2/1210:20 -

1 stop5h 45m

Sun 6/1211:45 -

1 stop26h 05m

Deal found 21/9£151

Thu 8/1018:10 -

1 stop4h 45m

Sun 11/1008:00 -

1 stop15h 50m

Deal found 21/9£158

Sat 5/1213:40 -

1 stop7h 40m

Thu 10/1206:35 -

1 stop6h 55m

Deal found 20/9£164

Fri 23/1019:00 -

2 stops18h 40m

Mon 26/1020:05 -

1 stop15h 30m

Deal found 20/9£173

Thu 12/1113:40 -

1 stop7h 40m

Sun 15/1111:05 -

1 stop6h 35m

Deal found 18/9£204

Fri 2/1020:00 -

Nonstop2h 40m

Sat 3/1016:05 -

Nonstop3h 00m

Deal found 18/9£146

Fri 13/1121:55 -

1 stop11h 15m

Mon 16/1120:50 -

1 stop11h 20m

Deal found 21/9£149

Thu 12/1111:15 -

1 stop4h 50m

Sun 15/1108:40 -

1 stop6h 45m

Deal found 18/9£151

Mon 16/1109:30 -

2 stops24h 15m

Mon 23/1119:30 -

2 stops24h 05m

Deal found 21/9£308

Fri 13/1117:40 -

1 stop15h 30m

Sun 15/1109:55 -

1 stop7h 00m

Deal found 18/9£152

Tue 1/1214:20 -

1 stop6h 40m

Fri 4/1207:00 -

1 stop7h 20m

Deal found 18/9£174

Thu 22/1018:45 -

Nonstop2h 45m

Mon 26/1018:55 -

Nonstop2h 50m

Deal found 17/9£160

Wed 21/1019:05 -

2 stops18h 35m

Thu 22/1020:05 -

1 stop22h 10m

Deal found 17/9£177

Thu 4/210:30 -

1 stop11h 05m

Wed 10/218:30 -

1 stop13h 00m

Deal found 21/9£180

Thu 12/1119:00 -

1 stop14h 10m

Wed 18/1120:50 -

1 stop16h 35m

Deal found 19/9£153

Sat 16/116:25 -

1 stop22h 00m

Sun 31/115:15 -

1 stop17h 35m

Deal found 18/9£182

Fri 30/1019:20 -

1 stop12h 45m

Mon 2/1118:40 -

1 stop16h 35m

Deal found 19/9£185

Mon 9/1114:30 -

1 stop7h 05m

Mon 16/1108:15 -

1 stop8h 55m

Deal found 17/9£188

Sun 15/1104:10 -

1 stop17h 25m

Mon 23/1113:40 -

1 stop11h 20m

Deal found 20/9£190

Fri 13/1108:40 -

2 stops7h 40m

Mon 16/1106:00 -

1 stop5h 15m

Deal found 21/9£190

Thu 5/1114:40 -

1 stop23h 10m

Sun 8/1106:30 -

1 stop7h 20m

Deal found 20/9£219

Thu 8/1019:55 -

Nonstop2h 40m

Sun 11/1015:20 -

Nonstop3h 00m

Deal found 21/9£210

Tue 15/1221:55 -

1 stop11h 15m

Tue 22/1220:50 -

1 stop11h 20m

Deal found 20/9£191

Fri 6/1108:40 -

2 stops7h 40m

Sun 8/1106:00 -

1 stop5h 15m

Deal found 17/9£192

Fri 4/1215:05 -

1 stop6h 20m

Mon 7/1206:35 -

1 stop6h 55m

Deal found 16/9£222

Wed 4/1114:30 -

1 stop8h 10m

Fri 6/1118:30 -

1 stop6h 00m

Deal found 21/9£204

Mon 14/1210:40 -

Nonstop2h 55m

Mon 21/1218:55 -

Nonstop2h 50m

Deal found 17/9£211

Sat 7/1119:10 -

1 stop12h 55m

Mon 9/1109:00 -

2 stops26h 35m

Deal found 18/9£197

Find flight deals from Portugal to Heathrow

Round-trip from	£96
One-way from	£43
Popular in	August
Cheapest in	November
Average price	£82
Good round-trip deal	£231 or less
Good one-way deal	£110 or less

Vueling
1/12-5/12
2 total stops
30h 45m total
Portugal to London

Search Deals

20/12-31/12
1 total stop
17h 50m total
Portugal to London

Search Deals

Highest demand for flights based on searches. 24% potential increase in price (£16 potential increase over avg. return price).

Search Deals

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

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Portugal to London Heathrow.

Search Deals

Price to beat on a one-way flight from Portugal to London Heathrow.

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoLondon

OPO Porto - LHR London Heathrow

OPOLHR

Porto

Sat 28/11

21:55-09:10

1 stop11h 15m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£57

PortoLondon

OPO Porto - LHR London Heathrow

OPOLHR

Porto

Sat 27/2

21:55-09:10

1 stop11h 15m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£61

PortoLondon

OPO Porto - LHR London Heathrow

OPOLHR

Porto

Wed 14/10

22:00-09:10

1 stop11h 10m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£61

FaroLondon

FAO Faro - LHR London Heathrow

FAOLHR

Faro

Thu 12/11

14:20-17:05

Nonstop2h 45m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£63

PortoLondon

OPO Porto - LHR London Heathrow

OPOLHR

Porto

Wed 30/9

22:00-09:10

1 stop11h 10m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£65

FaroLondon

FAO Faro - LHR London Heathrow

FAOLHR

Faro

Tue 15/12

14:40-20:50

1 stop6h 10m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£68

PortoLondon

OPO Porto - LHR London Heathrow

OPOLHR

Porto

Tue 13/10

20:15-14:45

1 stop18h 30m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£68

FaroLondon

FAO Faro - LHR London Heathrow

FAOLHR

Faro

Fri 19/3

14:40-20:50

1 stop6h 10m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£69

FaroLondon

FAO Faro - LHR London Heathrow

FAOLHR

Faro

Mon 14/12

14:40-16:05

1 stop25h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£69

LisbonLondon

LIS Lisbon Humberto Delgado - LHR London Heathrow

LISLHR

Lisbon Humberto Delgado

Thu 18/3

11:30-20:50

1 stop9h 20m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£70

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Portugal to Heathrow

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

LIS-LHR

FAO-LHR

OPO-LHR

PDL-LHR

FNC-LHR

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.

Cheapflights Insights

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

PT0-LHR

LIS-LHR

FAO-LHR

OPO-LHR

PDL-LHR

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

Currently, January is the cheapest month in which you can book a flight from Portugal to London Heathrow Airport (average of £144). Flying from Portugal to London Heathrow Airport in July is currently the most expensive (average of £254). 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 PT to LHR?

A simple way to save on the total cost of your ticket is to fly from Portugal to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 53% on your trip compared to booking a flight in the morning.

Weekly flight availability from Portugal to London Heathrow Airport

The most flights from PT0 to LHR are scheduled on a Sunday (74 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (29 on average).

How often are flights from Portugal to London delayed?

About 20% of weekly flights between Portugal and London have experienced delays in the past year, with the average delay time being 110 minutes.

What is the most punctual flight time for Portugal to London flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Portugal to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 17% of flights being delayed.

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

To ensure you get the cheapest price possible for a flight from Portugal to London Heathrow Airport, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

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

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with TAP AIR PORTUGAL and British Airways from Portugal to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

TAP AIR PORTUGAL

7.2

Good

2,377 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

LIS - ORD

The check in process at the Lisbon Airport was terrible. The TAP staff was incompetent and directed us incorrectly.

TAP AIR PORTUGAL

7.2

Good

2,377 reviews

TAP AIR PORTUGAL

7.2

Good

2,377 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

LIS - ORD

The check in process at the Lisbon Airport was terrible. The TAP staff was incompetent and directed us incorrectly.

British Airways

6.7

Okay

8,225 reviews

TAP AIR PORTUGAL

7.2

Good

2,377 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

LIS - ORD

The check in process at the Lisbon Airport was terrible. The TAP staff was incompetent and directed us incorrectly.

Related info for your journey

How long is the flight from Portugal to London Heathrow Airport?
For as low as £139, Vueling can have you in London Heathrow Airport from Portugal in 2h 40m. Airlines will cover a distance of 1064 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Portugal to London Heathrow Airport one-way?
For one-way options, check prices for Iberia. According to our data, you can fly for as low as £48. Users have also found prices from £58 and £68 on British Airways and TAP AIR PORTUGAL, respectively.
What are the most popular routes from Portugal to London Heathrow Airport?
The most popular route from Portugal to London Heathrow Airport is Lisbon Humberto Delgado - London Heathrow. You may also consider Porto - London Heathrow or Faro - London Heathrow.
What are the most reliable airlines from Portugal to London Heathrow Airport?
No one likes to see their flight delayed. When booking a flight from Portugal to London Heathrow Airport consider choosing Alaska Airlines (77%), Finnair (72%) or American Airlines (71%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Portugal to London Heathrow Airport?
On average you can expect to pay £424 for a flight from Portugal to London Heathrow Airport. The cheapest flight overall is £79 while the most popular route, (Lisbon Humberto Delgado - London Heathrow) is currently priced at £102.
Can I find deals for flights from Portugal to Heathrow that include hotel bookings?
Yes. In addition to deals on Portugal to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Portugal to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portugal to Heathrow.
Can I find deals for business class flights from Portugal to Heathrow?
Yes. Cheapflights offers flight deals from Portugal to Heathrow 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 Portugal to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Portugal to London Heathrow Airport (average of £144). Flying from Portugal to London Heathrow Airport in July is currently the most expensive (average of £254). 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

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Top 2 airlines flying from Portugal to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
TAP AIR PORTUGAL	Cheapest£125	Average£204	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
British Airways	Cheapest£127	Average£212	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Portugal to Heathrow 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 Portugal to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Portugal.

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

Yes, we can. To see specific flights from Portugal to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Portugal today and book when prices fit your budget.

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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 Portugal to London Heathrow Airport from £43

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portugal to Heathrow

Cheapest flights from Portugal to HeathrowExplore the most affordable flight options available from Portugal to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 September 2026.

Explore the most affordable flight options available from Portugal to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 September 2026.

Best flights from Portugal to HeathrowDiscover carefully curated flight deals from Portugal to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Discover carefully curated flight deals from Portugal to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Direct flights from Portugal to HeathrowExplore direct flight options from Portugal to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 September 2026.

Explore direct flight options from Portugal to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 September 2026.

Last-minute flights from Portugal to HeathrowDiscover last-minute flight deals from Portugal to Heathrow. Data last updated 21 September 2026 and is based on user searches.

Discover last-minute flight deals from Portugal to Heathrow. Data last updated 21 September 2026 and is based on user searches.

One-way flights from Portugal to HeathrowSearch for one-way flight options from Portugal to Heathrow. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Search for one-way flight options from Portugal to Heathrow. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Find flight deals from Portugal to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

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

Best time to book a flight from Portugal to Heathrow

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

Cheapflights Insights

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

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

Find hourly flight availability from Portugal to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 September 2026.

A simple way to save on the total cost of your ticket is to fly from Portugal to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 53% on your trip compared to booking a flight in the morning.

Weekly flight availability from Portugal to London Heathrow Airport

Explore weekly flight availability from Portugal to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 September 2026.

The most flights from PT0 to LHR are scheduled on a Sunday (74 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (29 on average).

How often are flights from Portugal to London delayed?

About 20% of weekly flights between Portugal and London have experienced delays in the past year, with the average delay time being 110 minutes.

What is the most punctual flight time for Portugal to London flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Portugal to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 17% of flights being delayed.

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

To ensure you get the cheapest price possible for a flight from Portugal to London Heathrow Airport, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Use this chart to determine the cheapest time to fly return from Portugal to Heathrow. Price data was last updated on 26 October 2025.

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

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with TAP AIR PORTUGAL and British Airways from Portugal to London Heathrow Airport 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

How long is the flight from Portugal to London Heathrow Airport?

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

What are the most popular routes from Portugal to London Heathrow Airport?

What are the most reliable airlines from Portugal to London Heathrow Airport?

What are the cheapest flights from Portugal to London Heathrow Airport?

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

How can I find direct flights from Portugal to Heathrow?

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

Travelling to a place near London Heathrow Airport?

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Alternative routes for Portugal to Heathrow

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Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 21 September 2026.

Portugal and Heathrow flights

Browse other Portugal and Heathrow flight options. Last updated on 21 September 2026.

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Portugal to Heathrow flights

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Top 2 airlines flying from Portugal to Heathrow

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Cheapest flights from Portugal to Heathrow
Explore the most affordable flight options available from Portugal to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 September 2026.

Best flights from Portugal to Heathrow
Discover carefully curated flight deals from Portugal to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Direct flights from Portugal to Heathrow
Explore direct flight options from Portugal to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 September 2026.

Last-minute flights from Portugal to Heathrow
Discover last-minute flight deals from Portugal to Heathrow. Data last updated 21 September 2026 and is based on user searches.

One-way flights from Portugal to Heathrow
Search for one-way flight options from Portugal to Heathrow. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.