What is the cheapest airline that flies from London Heathrow to Portugal?

Vueling, British Airways, and TAP AIR PORTUGAL are the most popular carriers operating from London Heathrow to Portugal

When did momondo last update prices for flights from London Heathrow Airport to Portugal?

Prices for flights from London Heathrow Airport to Portugal are updated daily.

How many operators does momondo search for flights from London Heathrow Airport to Portugal?

There are 2 operators available for flights from London Heathrow Airport to Portugal as of September 2025.

How old do you have to be to fly from London Heathrow Airport to Portugal?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Portugal.

What documentation or ID do you need to fly to Portugal?

The travel and health documents you'll need for your trip to Portugal 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 Portugal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$124 Cheap Flights from London Heathrow Airport to Portugal in 2025/26

Q: How many flights depart from London Heathrow Airport to Portugal on average per day?

39 flights are operational daily from London Heathrow Airport to Portugal as of September 2025. The most popular departure time for this route is 18:00, with 37% of flights per day taking off in the evening.

Q: How many flights depart from London Heathrow Airport to Portugal on average per week?

The number of flights available between London Heathrow Airport and Portugal is 273 per week as of September 2025. The most frequent departure day is Thu, with 31% of weekly flights leaving on this day.

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Find the cheapest flights from London Heathrow Airport to Portugal

Round-trip

One-way

Last minute

Direct

Cheap return flights

07:15 - 10:10LHR-FAO

2h 55mdirect

19:10 - 21:55FAO-LHR

2h 45mdirect

$217British Airways

Find Deal

Sun, 12 Oct - Sun, 19 Oct

16:30 - 22:00LHR-OPO

5h 30m1 stop

06:55 - 12:40OPO-LHR

5h 45m1 stop

$235TAP AIR PORTUGAL

Find Deal

Sun, 2 Nov - Sun, 9 Nov

08:00 - 10:45LHR-LIS

2h 45mdirect

07:35 - 10:20LIS-LHR

2h 45mdirect

$244TAP AIR PORTUGAL

Find Deal

Tue, 14 Oct - Tue, 21 Oct

06:55 - 09:50LHR-LIS

2h 55mdirect

15:55 - 18:40LIS-LHR

2h 45mdirect

$246British Airways

Find Deal

Tue, 10 Mar - Sat, 14 Mar

19:50 - 22:35LHR-LIS

2h 45mdirect

20:10 - 22:55LIS-LHR

2h 45mdirect

$247TAP AIR PORTUGAL

Find Deal

Tue, 14 Oct - Wed, 22 Oct

16:40 - 23:30LHR-LIS

6h 50m1 stop

06:10 - 19:35LIS-LHR

13h 25m1 stop

$292Lufthansa

Find Deal

Tue, 10 Mar - Sat, 14 Mar

09:55 - 16:55LHR-LIS

7h 00m1 stop

13:55 - 20:05LIS-LHR

6h 10m1 stop

$297Vueling

Find Deal

Fri, 14 Nov - Sat, 15 Nov

09:55 - 16:55LHR-LIS

7h 00m1 stop

13:55 - 20:05LIS-LHR

6h 10m1 stop

$303Vueling

Find Deal

Sat, 1 Nov - Sat, 15 Nov

07:45 - 18:00LHR-FAO

10h 15m1 stop

11:30 - 20:55FAO-LHR

9h 25m1 stop

$319Brussels Airlines

Find Deal

Sat, 4 Oct - Sun, 12 Oct

06:50 - 12:50LHR-LIS

6h 00m1 stop

13:40 - 21:20LIS-LHR

7h 40m1 stop

$336Brussels Airlines

Find Deal

Fri, 31 Oct - Sun, 9 Nov

British Airways flights from London Heathrow Airport to Portugal

Our best British Airways deals on London Heathrow Airport to Portugal flight tickets

British Airways

12 Oct

LHR07:15London Heathrow

2h 55m

FAO10:10Faro

19 Oct

FAO19:10Faro

2h 45m

LHR21:55London Heathrow

$217

Find similar

British Airways

10 Mar

LHR06:55London Heathrow

2h 55m

LIS09:50Lisbon Humberto Delgado

14 Mar

LIS15:55Lisbon Humberto Delgado

2h 45m

LHR18:40London Heathrow

$246

Find similar

British Airways

20 Feb

LHR07:00London Heathrow

2h 55m

LIS09:55Lisbon Humberto Delgado

24 Feb

LIS19:40Lisbon Humberto Delgado

2h 45m

LHR22:25London Heathrow

$253

Find similar

Brussels Airlines flights from London Heathrow Airport to Portugal

Our best Brussels Airlines deals on London Heathrow Airport to Portugal flight tickets

Brussels Airlines

4 Oct

LHR07:45London Heathrow

10h 15m

1 stop

FAO18:00Faro

12 Oct

FAO11:30Faro

9h 25m

1 stop

LHR20:55London Heathrow

$319

Find similar

Brussels Airlines

31 Oct

LHR06:50London Heathrow

6h 00m

1 stop

LIS12:50Lisbon Humberto Delgado

9 Nov

LIS13:40Lisbon Humberto Delgado

7h 40m

1 stop

LHR21:20London Heathrow

$336

Find similar

Brussels Airlines

30 Sept

LHR11:05London Heathrow

7h 55m

1 stop

LIS19:00Lisbon Humberto Delgado

3 Oct

LIS19:55Lisbon Humberto Delgado

25h 00m

1 stop

LHR20:55London Heathrow

$355

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonFaro

LHR - FAO

LHRFAO

London Heathrow

Sun 12/10

07:15-10:10

Nonstop2h 55m

Faro

Sun 19/10

19:10-21:55

Nonstop2h 45m

$217

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Sun 2/11

16:30-22:00

1 stop5h 30m

Porto

Sun 9/11

06:55-12:40

1 stop5h 45m

$235

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 14/10

08:00-10:45

Nonstop2h 45m

Lisbon Humberto Delgado

Tue 21/10

07:35-10:20

Nonstop2h 45m

$244

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 10/3

06:55-09:50

Nonstop2h 55m

Lisbon Humberto Delgado

Sat 14/3

15:55-18:40

Nonstop2h 45m

$246

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 14/10

19:50-22:35

Nonstop2h 45m

Lisbon Humberto Delgado

Wed 22/10

20:10-22:55

Nonstop2h 45m

$247

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 10/3

16:40-23:30

1 stop6h 50m

Lisbon Humberto Delgado

Sat 14/3

06:10-19:35

1 stop13h 25m

$292

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Fri 14/11

09:55-16:55

1 stop7h 00m

Lisbon Humberto Delgado

Sat 15/11

13:55-20:05

1 stop6h 10m

$297

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Sat 1/11

09:55-16:55

1 stop7h 00m

Lisbon Humberto Delgado

Sat 15/11

13:55-20:05

1 stop6h 10m

$303

LondonFaro

LHR - FAO

LHRFAO

London Heathrow

Sat 4/10

07:45-18:00

1 stop10h 15m

Faro

Sun 12/10

11:30-20:55

1 stop9h 25m

$319

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Fri 31/10

06:50-12:50

1 stop6h 00m

Lisbon Humberto Delgado

Sun 9/11

13:40-21:20

1 stop7h 40m

$336

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Heathrow Airport to Portugal

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

Prices

Airlines

Other information

What is the cheapest month to fly to Portugal?

In general, January is the cheapest month to fly from London Heathrow Airport to Portugal. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $253. If you’re not able to fly to Portugal in January, then February is your next best option. Flight prices from London Heathrow Airport to Portugal during February average around $270.

What is the cheapest day to depart on your flight to Portugal?

The cheapest day to depart from London Heathrow Airport to Portugal is on a Tuesday. Travellers who choose to depart for Portugal on a Tuesday will often find tickets for as low as $362. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Portugal for around $520.

What is the cheapest time of day to depart on your flight to Portugal?

At midday is the cheapest time of day to fly from London Heathrow Airport to Portugal when you can find flight prices for as low as $430. Flying to Portugal at midday is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive, with an average ticket price of $515.

What is the cheapest London Heathrow to Portugal flight route?

Fly from London Heathrow to Lisbon Humberto Delgado for the best London Heathrow - Portugal flight prices

How far in advance should I book a flight to Portugal?

You are more likely to see cheaper flights to Portugal from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $394 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from London Heathrow Airport for as low as $316 on momondo.

What cabin class options are available on London Heathrow to Portugal flights?

There are 3 cabin classes available to choose from on London Heathrow to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Portugal flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Portugal.

Cheap London Heathrow Airport to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Portugal

Best price found	$163
Fastest flight time	2h 40m
Direct flights	Every day
Airports in Portugal	2 airports

The best one-way flight to Portugal from London Heathrow Airport in the past 72 hours is $163. The best return flight deal from London Heathrow Airport to Portugal found on momondo in the last 72 hours is $589.

The fastest flight from London Heathrow Airport to Portugal takes 2h 40m

Direct flights go from London Heathrow Airport to Portugal every day.

There are 2 airports near Portugal: Faro (FAO), Lisbon Humberto Delgado (LIS)

Search flight deals

When did momondo last update prices for flights from London Heathrow Airport to Portugal?
Prices for flights from London Heathrow Airport to Portugal are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to Portugal?
There are 2 operators available for flights from London Heathrow Airport to Portugal as of September 2025.
How old do you have to be to fly from London Heathrow Airport to Portugal?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents you'll need for your trip to Portugal 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 Portugal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to Portugal?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Heathrow Airport to Portugal is Airbus A320-100/200 (17.10% of total bookings). The next most popular plane models are Airbus A320neo (12.53%), Airbus A321neo (12.45%), and Airbus A319 (10.92%).

Best airlines flying from London Heathrow Airport to Portugal

Compare and see reviews for airlines that fly from London Heathrow Airport to Portugal with momondo

Airline	Rating	Free cancellation	Price
British Airways	PriceFrom $192	Free cancellation	Rating 6.7 7,367 reviews		Search British Airways flights
TAP AIR PORTUGAL	PriceFrom $223	Free cancellation	Rating 7.1 1,977 reviews		Search TAP AIR PORTUGAL flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Portugal?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portugal from London.

Can I find flights from London to Portugal with flexible booking policies on momondo?

Yes. All flights to Portugal from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Portugal?

Once you have performed a search for London to Portugal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Portugal right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Portugal, momondo offers a useful price alert feature which will track prices for flights to Portugal from London and alert you when they change.

An easier way to manage your Portugal 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

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Find better results for your trip to Portugal

Popular Cities in Portugal

Look for other cheap flights to Lisbonfrom $1,196

Look for other cheap flights to Portofrom $1,361

Look for other cheap flights to Farofrom $1,829

Look for other cheap flights to Funchalfrom $1,863

Look for other cheap flights to Ponta Delgadafrom $2,085

Cheap flights from London Heathrow Airport to Portugal from $124

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from London Heathrow Airport to Portugal

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

British Airways flights from London Heathrow Airport to Portugal

Our best British Airways deals on London Heathrow Airport to Portugal flight tickets

Brussels Airlines flights from London Heathrow Airport to Portugal

Our best Brussels Airlines deals on London Heathrow Airport to Portugal flight tickets

momondo Fare Finder

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

See travel insights to Portugal from

How to get the cheapest flight ticket from London Heathrow Airport to Portugal

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 Portugal?

What is the cheapest day to depart on your flight to Portugal?

What is the cheapest time of day to depart on your flight to Portugal?

What is the cheapest London Heathrow to Portugal flight route?

Fly from London Heathrow to Lisbon Humberto Delgado for the best London Heathrow - Portugal flight prices

How far in advance should I book a flight to Portugal?

What cabin class options are available on London Heathrow to Portugal flights?

There are 3 cabin classes available to choose from on London Heathrow to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Portugal flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Portugal.

What is the cheapest airline that flies from London Heathrow to Portugal?

Vueling, British Airways, and TAP AIR PORTUGAL are the most popular carriers operating from London Heathrow to Portugal

How many flights depart from London Heathrow Airport to Portugal on average per day?

39 flights are operational daily from London Heathrow Airport to Portugal as of September 2025. The most popular departure time for this route is 18:00, with 37% of flights per day taking off in the evening.

How many flights depart from London Heathrow Airport to Portugal on average per week?

The number of flights available between London Heathrow Airport and Portugal is 273 per week as of September 2025. The most frequent departure day is Thu, with 31% of weekly flights leaving on this day.

Cheap London Heathrow Airport to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Portugal

Best price found

Fastest flight time

Direct flights

Airports in Portugal

When did momondo last update prices for flights from London Heathrow Airport to Portugal?

How many operators does momondo search for flights from London Heathrow Airport to Portugal?

How old do you have to be to fly from London Heathrow Airport to Portugal?

What documentation or ID do you need to fly to Portugal?

What is the most popular plane model from London Heathrow Airport to Portugal?

Best airlines flying from London Heathrow Airport to Portugal

Compare and see reviews for airlines that fly from London Heathrow Airport to Portugal with momondo

Why use momondo?

Why should I use momondo to find a flight deal from London to Portugal?

Can I find flights from London to Portugal with flexible booking policies on momondo?

How can momondo help me find flights from London to Portugal?

I’m not ready to book a flight from London to Portugal right now. Can momondo alert me if prices change?

An easier way to manage your Portugal 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular Cities in Portugal

Popular flights according to clicks in the last 7 days on momondo