How often are flights from London to Portugal delayed?

Historically, on average around 28% of flights between London and Portugal have experienced a delay on any given week. The average delay length over the past 12 months has been 106 minutes.

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

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 21% of their flights experiencing any sort of delay.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

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

Which airlines fly to Portugal?

TAP AIR PORTUGAL, British Airways and easyJet are the top three most popular airlines that fly to Portugal from London Heathrow Airport according to our data. TAP AIR PORTUGAL is the first choice among our users, with 73% of people opting to fly with this airline when travelling to Portugal. Keep in mind that there are 13 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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?

As of January 2026, there are 13 operators available to choose from for flights from London Heathrow Airport to Portugal.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Portugal.

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

The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£56 Cheap Flights from London Heathrow Airport to Portugal in 2026

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

33 flights are operational daily from London Heathrow Airport to Portugal as of January 2026. The most popular departure time for this route is 13:00, with 40% of flights per day taking off at midday.

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

231 flights are operational weekly from London Heathrow Airport to Portugal as of January 2026. The most popular departure day for this route is Wed, with 23% of flights per week taking off 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

Enter your travel dates to find the best prices.

06:00 - 08:45

LHR

LIS

2h 45mdirect

19:50 - 22:40

LIS

LHR

2h 50mdirect

£93TAP AIR PORTUGAL

mar., 17 mars - sam., 21 mars

06:00 - 10:25

LHR

FAO

4h 25m

1 stop

11:15 - 17:30

FAO

LHR

6h 15m

1 stop

£94TAP AIR PORTUGAL

ven., 6 févr. - lun., 9 févr.

06:00 - 10:25

LHR

FAO

4h 25m

1 stop

11:15 - 17:30

FAO

LHR

6h 15m

1 stop

£95TAP AIR PORTUGAL

ven., 27 févr. - lun., 2 mars

18:30 - 23:50

LHR

FAO

5h 20m

1 stop

16:35 - 22:40

FAO

LHR

6h 05m

1 stop

£106TAP AIR PORTUGAL

jeu., 12 mars - jeu., 19 mars

15:30 - 20:15

LHR

OPO

4h 45m

1 stop

20:05 - 14:45

OPO

LHR

18h 40m

1 stop

£109Multiple Airlines

jeu., 12 mars - jeu., 19 mars

08:00 - 10:50

LHR

LIS

2h 50mdirect

19:15 - 22:00

LIS

LHR

2h 45mdirect

£109TAP AIR PORTUGAL

mer., 15 avr. - mer., 15 avr.

20:50 - 08:30

LHR

LIS

11h 40m

1 stop

21:05 - 09:10

LIS

LHR

12h 05m

1 stop

£114Vueling

mar., 10 mars - mar., 17 mars

10:45 - 20:00

LHR

OPO

9h 15m

1 stop

16:40 - 22:10

OPO

LHR

5h 30m

1 stop

£116Iberia

mar., 10 mars - mer., 11 mars

20:50 - 11:20

LHR

LIS

14h 30m

1 stop

20:15 - 09:10

LIS

LHR

12h 55m

1 stop

£116Multiple Airlines

mar., 17 mars - jeu., 19 mars

19:50 - 16:55

LHR

HOR

22h 05m

1 stop

10:25 - 22:00

HOR

LHR

10h 35m

1 stop

£364Azores Airlines

dim., 26 avr. - sam., 2 mai

TAP AIR PORTUGAL flights from London Heathrow Airport to Portugal

Our best TAP AIR PORTUGAL deals on London Heathrow Airport to Portugal flight tickets

TAP AIR PORTUGAL

17 Mar

LHR06:00London Heathrow

2h 45m

LIS08:45Lisbon Humberto Delgado

21 Mar

LIS19:50Lisbon Humberto Delgado

2h 50m

LHR22:40London Heathrow

£93

TAP AIR PORTUGAL

6 Feb

LHR06:00London Heathrow

4h 25m

1 stop

FAO10:25Faro

9 Feb

FAO11:15Faro

6h 15m

1 stop

LHR17:30London Heathrow

£94

TAP AIR PORTUGAL

27 Feb

LHR06:00London Heathrow

4h 25m

1 stop

FAO10:25Faro

2 Mar

FAO11:15Faro

6h 15m

1 stop

LHR17:30London Heathrow

£95

Vueling flights from London Heathrow Airport to Portugal

Our best Vueling deals on London Heathrow Airport to Portugal flight tickets

Vueling

10 Mar

LHR20:50London Heathrow

11h 40m

1 stop

LIS08:30Lisbon Humberto Delgado

17 Mar

LIS21:05Lisbon Humberto Delgado

12h 05m

1 stop

LHR09:10London Heathrow

£114

Vueling

21 Feb

LHR20:50London Heathrow

11h 20m

1 stop

OPO08:10Porto

24 Feb

OPO21:55Porto

11h 15m

1 stop

LHR09:10London Heathrow

£133

Vueling

3 Mar

LHR20:50London Heathrow

11h 20m

1 stop

OPO08:10Porto

9 Mar

OPO21:55Porto

11h 15m

1 stop

LHR09:10London Heathrow

£139

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

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

mar. 17/3

06:00-08:45

Nonstop2h 45m

Lisbon Humberto Delgado

sam. 21/3

19:50-22:40

Nonstop2h 50m

£93

LondonFaro

LHR - FAO

LHRFAO

London Heathrow

ven. 6/2

06:00-10:25

1 stop4h 25m

Faro

lun. 9/2

11:15-17:30

1 stop6h 15m

£94

LondonFaro

LHR - FAO

LHRFAO

London Heathrow

ven. 27/2

06:00-10:25

1 stop4h 25m

Faro

lun. 2/3

11:15-17:30

1 stop6h 15m

£95

LondonFaro

LHR - FAO

LHRFAO

London Heathrow

jeu. 12/3

18:30-23:50

1 stop5h 20m

Faro

jeu. 19/3

16:35-22:40

1 stop6h 05m

£106

LondonPorto

LHR - OPO

LHROPO

London Heathrow

jeu. 12/3

15:30-20:15

1 stop4h 45m

Porto

jeu. 19/3

20:05-14:45

1 stop18h 40m

£109

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

mer. 15/4

08:00-10:50

Nonstop2h 50m

Lisbon Humberto Delgado

mer. 15/4

19:15-22:00

Nonstop2h 45m

£109

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

mar. 10/3

20:50-08:30

1 stop11h 40m

Lisbon Humberto Delgado

mar. 17/3

21:05-09:10

1 stop12h 05m

£114

LondonPorto

LHR - OPO

LHROPO

London Heathrow

mar. 10/3

10:45-20:00

1 stop9h 15m

Porto

mer. 11/3

16:40-22:10

1 stop5h 30m

£116

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

mar. 17/3

20:50-11:20

1 stop14h 30m

Lisbon Humberto Delgado

jeu. 19/3

20:15-09:10

1 stop12h 55m

£116

LondonHorta

LHR - HOR

LHRHOR

London Heathrow

dim. 26/4

19:50-16:55

1 stop22h 05m

Horta

sam. 2/5

10:25-22:00

1 stop10h 35m

£364

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

Delays

Other information

What is the cheapest month to fly to Portugal?

The month of February is, on average, the cheapest month to fly to Portugal from London Heathrow Airport, with most prices found around £133. If you are unable to visit Portugal during the month of February, then departing from London Heathrow Airport during the month January is also very affordable. Most momondo users find prices during this month for around £135.

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 Thursday when prices can be found for as low as £305. Flights from London Heathrow Airport to Portugal on a Saturday will generally be more expensive and average around £368. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

The cheapest time of day to fly to Portugal is in the evening when flights can be purchased for as low as £244. Flights to Portugal are more costly in the morning, with an average ticket price of £389. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 £191 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 £169 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.

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	£82
Fastest flight time	2h 45m
Direct flights	Every day
Airports in Portugal	99 airports

The best one-way flight to Portugal from London Heathrow Airport in the past 72 hours is £82. The best return flight deal from London Heathrow Airport to Portugal found on momondo in the last 72 hours is £150.

The fastest flight from London Heathrow Airport to Portugal takes 2h 45m

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

There are 99 airports in Portugal. From London Heathrow Airport there are direct flights to 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?
As of January 2026, there are 13 operators available to choose from for flights from London Heathrow Airport to Portugal.
How old do you have to be to fly from London Heathrow Airport to Portugal?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London Heathrow Airport to Portugal?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Portugal is Airbus A320-100/200, representing 16.66% of all bookings. The subsequent popular models are Airbus A320neo at 15.43%, Airbus A321neo at 12.74%, and Airbus A319 at 8.98%.

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
Ryanair	PriceFrom £22	Free Cancellation	Rating 6.9 5,253 reviews	Search Ryanair flights
Wizz Air	PriceFrom £35	Free Cancellation	Rating 6.2 160 reviews	Search Wizz Air flights
easyJet	PriceFrom £36	Free Cancellation	Rating 6.9 1,866 reviews	Search easyJet flights
Jet2	PriceFrom £63	Free Cancellation	Rating 8.2 179 reviews	Search Jet2 flights
British Airways	PriceFrom £79	Free Cancellation	Rating 6.7 7,702 reviews	Search British Airways flights
Vueling	PriceFrom £81	Free Cancellation	Rating 7.1 1,237 reviews	Search Vueling flights
TAP AIR PORTUGAL	PriceFrom £110	Free Cancellation	Rating 7.1 2,130 reviews	Search TAP AIR PORTUGAL flights
Iberia	PriceFrom £110	Free Cancellation	Rating 7.0 3,099 reviews	Search Iberia flights
KLM	PriceFrom £123	Free Cancellation	Rating 7.7 1,443 reviews	Search KLM flights
Lufthansa	PriceFrom £134	Free Cancellation	Rating 6.8 7,749 reviews	Search Lufthansa flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Portugal for you.

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

momondo does allow users to show only those flights to Portugal from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to 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?

Yes momondo offers price alerts on flights to Portugal from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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

Flights to Lisbonfrom £34

Flights to Farofrom £29

Flights to Portofrom £35

Flights to Funchalfrom £42

Flights to Ponta Delgadafrom £127

Flights to Lajesfrom £165

Flights to Hortafrom £331

Flights to Porto Santofrom £194

Flights to Pico Islandfrom £250

Flights to Santa Cruz das Floresfrom £361

Cheap flights from London Heathrow Airport to Portugal from £57

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Big names, great deals

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Find the cheapest flights from London Heathrow Airport to Portugal

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TAP AIR PORTUGAL flights from London Heathrow Airport to Portugal

Our best TAP AIR PORTUGAL deals on London Heathrow Airport to Portugal flight tickets

Vueling flights from London Heathrow Airport to Portugal

Our best Vueling 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

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.

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

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

Which airlines fly to Portugal?

How often are flights from London to Portugal delayed?

Historically, on average around 28% of flights between London and Portugal have experienced a delay on any given week. The average delay length over the past 12 months has been 106 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

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

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 21% of their flights experiencing any sort of delay.

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

33 flights are operational daily from London Heathrow Airport to Portugal as of January 2026. The most popular departure time for this route is 13:00, with 40% of flights per day taking off at midday.

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

231 flights are operational weekly from London Heathrow Airport to Portugal as of January 2026. The most popular departure day for this route is Wed, with 23% of flights per week taking off 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