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 refreshed on a daily basis.

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

As of October 2025, there are 2 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 for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 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.

C$ 120 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 week?

334 flights are operational weekly from London Heathrow Airport to Portugal as of October 2025. The most popular departure day for this route is Thu, with 23% of flights per week taking off on this day.

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

47 flights are operational daily from London Heathrow Airport to Portugal as of October 2025. The most popular departure time for this route is 6:00p.m., with 38% of flights per day taking off in the afternoon.

1 adult

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Find the cheapest flights from London Heathrow Airport to Portugal

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 a.m. - 9:55 a.m.LHR-LIS

2h 55mdirect

4:00 p.m. - 6:45 p.m.LIS-LHR

2h 45mdirect

C$ 231British Airways

Find Deal

Thu, 27 Nov - Tue, 2 Dec

9:10 a.m. - 12:05 p.m.LHR-LIS

2h 55mdirect

7:05 a.m. - 10:05 a.m.LIS-LHR

3h 00mdirect

C$ 233British Airways

Find Deal

Wed, 3 Dec - Sun, 7 Dec

9:55 a.m. - 4:55 p.m.LHR-LIS

7h 00m1 stop

9:05 a.m. - 6:00 p.m.LIS-LHR

8h 55m1 stop

C$ 235Vueling

Find Deal

Wed, 3 Dec - Wed, 17 Dec

9:55 a.m. - 4:45 p.m.LHR-LIS

6h 50m1 stop

9:05 a.m. - 6:00 p.m.LIS-LHR

8h 55m1 stop

C$ 242Vueling

Find Deal

Thu, 19 Feb - Mon, 23 Feb

6:30 a.m. - 1:20 p.m.LHR-OPO

6h 50m1 stop

5:00 a.m. - 12:05 p.m.OPO-LHR

7h 05m1 stop

C$ 274KLM

Find Deal

Fri, 16 Jan - Sun, 18 Jan

11:15 a.m. - 7:15 p.m.LHR-OPO

8h 00m1 stop

11:15 a.m. - 4:05 p.m.OPO-LHR

4h 50m1 stop

C$ 276KLM

Find Deal

Sat, 6 Dec - Wed, 17 Dec

6:55 a.m. - 9:50 a.m.LHR-LIS

2h 55mdirect

12:30 p.m. - 6:15 p.m.LIS-LHR

5h 45m1 stop

C$ 280Multiple Airlines

Find Deal

Tue, 2 Dec - Thu, 11 Dec

6:30 a.m. - 3:25 p.m.LHR-OPO

8h 55m1 stop

11:25 a.m. - 4:35 p.m.OPO-LHR

5h 10m1 stop

C$ 283Multiple Airlines

Find Deal

Sat, 15 Nov - Tue, 18 Nov

6:00 a.m. - 8:45 a.m.LHR-LIS

2h 45mdirect

4:05 p.m. - 6:55 p.m.LIS-LHR

2h 50mdirect

C$ 306TAP AIR PORTUGAL

Find Deal

Tue, 17 Mar - Sat, 21 Mar

6:00 a.m. - 8:45 a.m.LHR-LIS

2h 45mdirect

6:45 p.m. - 9:35 p.m.LIS-LHR

2h 50mdirect

C$ 312TAP AIR PORTUGAL

Find Deal

Tue, 11 Nov - Fri, 21 Nov

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

1 Nov

LHR1:40 p.m.London Heathrow

5h 20m

1 stop

OPO7:00 p.m.Porto

4 Nov

OPO8:00 p.m.Porto

16h 40m

1 stop

LHR12:40 p.m.London Heathrow

C$ 297

Find similar

TAP AIR PORTUGAL

1 Nov

LHR6:00 a.m.London Heathrow

12h 00m

1 stop

OPO6:00 p.m.Porto

4 Nov

OPO8:00 p.m.Porto

16h 40m

1 stop

LHR12:40 p.m.London Heathrow

C$ 298

Find similar

TAP AIR PORTUGAL

17 Mar

LHR6:00 a.m.London Heathrow

2h 45m

LIS8:45 a.m.Lisbon Humberto Delgado

21 Mar

LIS4:05 p.m.Lisbon Humberto Delgado

2h 50m

LHR6:55 p.m.London Heathrow

C$ 306

Find similar

British Airways flights from London Heathrow Airport to Portugal

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

British Airways

27 Nov

LHR7:00 a.m.London Heathrow

2h 55m

LIS9:55 a.m.Lisbon Humberto Delgado

2 Dec

LIS4:00 p.m.Lisbon Humberto Delgado

2h 45m

LHR6:45 p.m.London Heathrow

C$ 231

Find similar

British Airways

3 Dec

LHR9:10 a.m.London Heathrow

2h 55m

LIS12:05 p.m.Lisbon Humberto Delgado

7 Dec

LIS7:05 a.m.Lisbon Humberto Delgado

3h 00m

LHR10:05 a.m.London Heathrow

C$ 233

Find similar

British Airways

17 Jan

LHR3:00 p.m.London Heathrow

2h 55m

LIS5:55 p.m.Lisbon Humberto Delgado

21 Jan

LIS6:35 p.m.Lisbon Humberto Delgado

2h 45m

LHR9:20 p.m.London Heathrow

C$ 234

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

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Thu 27/11

7:00 a.m.-9:55 a.m.

Nonstop2h 55m

Lisbon Humberto Delgado

Tue 2/12

4:00 p.m.-6:45 p.m.

Nonstop2h 45m

C$ 231

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Wed 3/12

9:10 a.m.-12:05 p.m.

Nonstop2h 55m

Lisbon Humberto Delgado

Sun 7/12

7:05 a.m.-10:05 a.m.

Nonstop3h 00m

C$ 233

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Wed 3/12

9:55 a.m.-4:55 p.m.

1 stop7h 00m

Lisbon Humberto Delgado

Wed 17/12

9:05 a.m.-6:00 p.m.

1 stop8h 55m

C$ 235

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Thu 19/2

9:55 a.m.-4:45 p.m.

1 stop6h 50m

Lisbon Humberto Delgado

Mon 23/2

9:05 a.m.-6:00 p.m.

1 stop8h 55m

C$ 242

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Fri 16/1

6:30 a.m.-1:20 p.m.

1 stop6h 50m

Porto

Sun 18/1

5:00 a.m.-12:05 p.m.

1 stop7h 05m

C$ 274

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Sat 6/12

11:15 a.m.-7:15 p.m.

1 stop8h 00m

Porto

Wed 17/12

11:15 a.m.-4:05 p.m.

1 stop4h 50m

C$ 276

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 2/12

6:55 a.m.-9:50 a.m.

Nonstop2h 55m

Lisbon Humberto Delgado

Thu 11/12

12:30 p.m.-6:15 p.m.

1 stop5h 45m

C$ 280

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Sat 15/11

6:30 a.m.-3:25 p.m.

1 stop8h 55m

Porto

Tue 18/11

11:25 a.m.-4:35 p.m.

1 stop5h 10m

C$ 283

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 17/3

6:00 a.m.-8:45 a.m.

Nonstop2h 45m

Lisbon Humberto Delgado

Sat 21/3

4:05 p.m.-6:55 p.m.

Nonstop2h 50m

C$ 306

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 11/11

6:00 a.m.-8:45 a.m.

Nonstop2h 45m

Lisbon Humberto Delgado

Fri 21/11

6:45 p.m.-9:35 p.m.

Nonstop2h 50m

C$ 312

Flights are sorted by cheapest round-trip 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?

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 C$ 254.

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 C$ 407. Flights from London Heathrow Airport to Portugal on a Thursday will generally be more expensive and average around C$ 728. 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 at noon when flights can be purchased for as low as C$ 378. Try not to purchase tickets in the afternoon because they tend to be around C$ 728. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to Portugal flight route?

Fly from London Heathrow to Faro 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 C$ 367 when searching weeks out. 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 C$ 306 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	C$ 164
Fastest flight time	2h 45m
Direct flights	Every day
Airports in Portugal	1 airport

The best one-way flight to Portugal from London Heathrow Airport in the past 72 hours is C$ 164. The best round-trip flight deal from London Heathrow Airport to Portugal found on momondo in the last 72 hours is C$ 327.

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

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

There is 1 airport near Portugal: 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 refreshed on a daily basis.
How many operators does momondo search for flights from London Heathrow Airport to Portugal?
As of October 2025, there are 2 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 for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 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?
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 (17.04% of total bookings). The next most popular plane models are Airbus A320neo (13.38%), Airbus A321neo (12.61%), and Airbus A319 (10.85%).

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 C$ 197	Free Cancellation	Rating 6.7 7,487 reviews		Search British Airways flights
TAP AIR PORTUGAL	PriceFrom C$ 212	Free Cancellation	Rating 7.1 2,040 reviews		Search TAP AIR PORTUGAL 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?

Flights from London to Portugal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sat 29/11

Sat 6/12

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Find better results for your trip to Portugal

Popular Cities in Portugal

Flights to Lisbonfrom C$ 529

Flights to Portofrom C$ 584

Flights to Funchalfrom C$ 680

Flights to Ponta Delgadafrom C$ 578

Flights to Farofrom C$ 553

Flights to Lajesfrom C$ 730

Flights to Pico Islandfrom C$ 667

Flights to Hortafrom C$ 801

Flights to Velasfrom C$ 713

Cheap flights from London Heathrow Airport to Portugal from C$ 120

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Big names, great deals

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Filter for what you want

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Find the cheapest flights from London Heathrow Airport to Portugal

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

TAP AIR PORTUGAL flights from London Heathrow Airport to Portugal

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

British Airways flights from London Heathrow Airport to Portugal

Our best British Airways 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?

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 C$ 254.

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?

The cheapest time of day to fly to Portugal is at noon when flights can be purchased for as low as C$ 378. Try not to purchase tickets in the afternoon because they tend to be around C$ 728. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to Portugal flight route?

Fly from London Heathrow to Faro 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?

47 flights are operational daily from London Heathrow Airport to Portugal as of October 2025. The most popular departure time for this route is 6:00p.m., with 38% of flights per day taking off in the afternoon.

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

334 flights are operational weekly from London Heathrow Airport to Portugal as of October 2025. The most popular departure day for this route is Thu, 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, organize 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