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Cheap flights from London Heathrow Airport to Portugal from £42

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LIS
26 Jan — 2 Feb1
1 adult

Cheap flight deals from Heathrow to Portugal

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Portugal (PT0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2025.

Round-trip from

£87

One-way from

£42

Good round-trip deal

£190 or less

Good one-way deal

£139 or less
Vueling
  • Vueling
  • 11/3-15/3
  • 2 total stops
  • 17h 55m total
  • London to Portugal
Vueling
  • Vueling
  • 2/4
  • 1 total stop
  • 10h 40m total
  • London to Portugal
Price to beat on a round-trip flight from London Heathrow to Portugal.
Price to beat on a one-way flight from London Heathrow to Portugal.

Find flight deals from Heathrow to Portugal

Cheapest flights from Heathrow to Portugal
Explore the most affordable flight options available from Heathrow to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.

Tue 11/320:50LHR - LIS
1 stop11h 40mVueling
Sat 15/313:50LIS - LHR
1 stop6h 15mVueling
Deal found 20/1£87
Thu 6/306:00LHR - FAO
1 stop17h 50mTAP AIR PORTUGAL
Thu 13/316:35FAO - LHR
1 stop5h 00mTAP AIR PORTUGAL
Deal found 20/1£87
Tue 18/320:50LHR - OPO
1 stop11h 10mVueling
Tue 25/321:55OPO - LHR
1 stop11h 15mVueling
Deal found 21/1£89
Tue 25/219:10LHR - LIS
Nonstop2h 45mBritish Airways
Mon 3/307:05LIS - LHR
Nonstop2h 55mBritish Airways
Deal found 20/1£92
Tue 25/209:55LHR - LIS
1 stop6h 15mMultiple Airlines
Tue 25/222:05LIS - LHR
1 stop11h 05mMultiple Airlines
Deal found 21/1£98
Tue 4/206:00LHR - LIS
Nonstop2h 40mTAP AIR PORTUGAL
Mon 10/219:50LIS - LHR
Nonstop2h 50mTAP AIR PORTUGAL
Deal found 20/1£101
Sat 15/320:50LHR - OPO
1 stop11h 10mMultiple Airlines
Mon 17/308:00OPO - LHR
1 stop6h 25mMultiple Airlines
Deal found 20/1£114
Tue 1/407:25LHR - FAO
Nonstop2h 55mBritish Airways
Fri 4/419:50FAO - LHR
Nonstop2h 45mBritish Airways
Deal found 21/1£119
Sun 2/312:25LHR - OPO
1 stop6h 30mTAP AIR PORTUGAL
Fri 14/315:55OPO - LHR
1 stop6h 45mTAP AIR PORTUGAL
Deal found 20/1£120
Sun 2/306:20LHR - LIS
1 stop5h 00mAir France
Fri 7/316:10LIS - LHR
1 stop15h 50mAir France
Deal found 19/1£145
Sat 8/208:40LHR - OPO
1 stop6h 45mKLM
Mon 10/211:15OPO - LHR
1 stop4h 50mKLM
Deal found 20/1£145
Tue 3/607:15LHR - FNC
1 stop13h 45mMultiple Airlines
Tue 10/604:05FNC - LHR
1 stop6h 05mMultiple Airlines
Deal found 20/1£146

Find flights from Heathrow to Portugal within your budget

Customise your flight search to find flights from Heathrow to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 January 2025.

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Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 11/3

20:50-08:30

1 stop11h 40m

Lisbon Humberto Delgado

Sat 15/3

13:50-20:05

1 stop6h 15m

£87

LondonFaro

LHR - FAO

LHRFAO

London Heathrow

Thu 6/3

06:00-23:50

1 stop17h 50m

Faro

Thu 13/3

16:35-21:35

1 stop5h 00m

£87

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Tue 18/3

20:50-08:00

1 stop11h 10m

Porto

Tue 25/3

21:55-09:10

1 stop11h 15m

£89

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 25/2

19:10-21:55

Nonstop2h 45m

Lisbon Humberto Delgado

Mon 3/3

07:05-10:00

Nonstop2h 55m

£92

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 25/2

09:55-16:10

1 stop6h 15m

Lisbon Humberto Delgado

Tue 25/2

22:05-09:10

1 stop11h 05m

£98

LondonLisbon

LHR - LIS

LHRLIS

London Heathrow

Tue 4/2

06:00-08:40

Nonstop2h 40m

Lisbon Humberto Delgado

Mon 10/2

19:50-22:40

Nonstop2h 50m

£101

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Sat 15/3

20:50-08:00

1 stop11h 10m

Porto

Mon 17/3

08:00-14:25

1 stop6h 25m

£114

LondonFaro

LHR - FAO

LHRFAO

London Heathrow

Tue 1/4

07:25-10:20

Nonstop2h 55m

Faro

Fri 4/4

19:50-22:35

Nonstop2h 45m

£119

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Sun 2/3

12:25-18:55

1 stop6h 30m

Porto

Fri 14/3

15:55-22:40

1 stop6h 45m

£120

LondonFaro

LHR - FAO

LHRFAO

London Heathrow

Sat 10/5

17:15-22:45

1 stop5h 30m

Faro

Thu 15/5

06:05-14:15

1 stop8h 10m

£143

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal 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 Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Portugal (average of £101). Flying from London Heathrow Airport to Portugal in August is currently the most expensive (average of £274). 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 PT?

Find hourly flight availability from Heathrow to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2025.

When flying from London Heathrow Airport to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Use this chart to determine the cheapest time to fly return from Heathrow to Portugal. Price data was last updated on 21 January 2025.

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

Weekly flight availability from London Heathrow Airport to Portugal

Explore weekly flight availability from Heathrow to Portugal. 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 January 2025.

The most flights from LHR to PT0 are scheduled on a Tuesday (56 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (19 on average).

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 2.0 - 116.0 inches per month. December is typically the wettest month, when rainfall can reach 116.0 mm. July is typically the driest time to visit Portugal when rainfall is around 2.0 mm.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, 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 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated 21 January 2025.
See what other customers who have flown with British Airways, SWISS and Iberia from London to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
3,360 reviews

Boarding

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 10

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!

8.1
Very Good
3,360 reviews
8.1
Very Good
3,360 reviews

Boarding

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 10

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!

7.8
Good
1,341 reviews
8.1
Very Good
3,360 reviews

Boarding

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 10

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!

7.6
Good
1,117 reviews
8.1
Very Good
3,360 reviews

Boarding

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 10

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!

7.6
Good
786 reviews
8.1
Very Good
3,360 reviews

Boarding

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 10

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports serve Heathrow to Portugal flights?

    Flights to Portugal from Heathrow or London Heathrow Airport (LHR) will arrive at one of two airports. Lisbon Humberto Delgado Airport (LIS) or Lisbon Humberto is the largest and busiest airport in the country and is located about 4.3 miles from the city centre. It is a base for TAP Air Portugal as well as Ryanair, WIZZ Air and easyJet and has two terminals. Terminal 2 is used exclusively by low-budget carriers. The second, Faro Airport (FAO), is located some 2.5 miles from the centre of Faro and is a major gateway to the Algarve region of Portugal. It is used mainly for summer passenger traffic, has one terminal and is a base for Ryanair. Heathrow is the UK’s largest and busiest airport and one of the world’s most important air traffic hubs. It is located about 14.3 miles from Central London, has four terminals and is a hub for British Airways.

  • Which airlines fly directly from Heathrow to Portugal?

    Passengers can get direct flight service to Portugal from Heathrow, arriving at both Lisbon and Faro airports. The Portuguese national carrier TAP Air Portugal provides direct flights with multiple morning and evening departures to Lisbon Humberto, taking about 2h 40min. The UK national carrier, British Airways, offers fewer non-stop flights, with morning service to Faro Airport, requiring about 2h 55min flight time. TAP Air Portugal has an additional route to Faro Airport connecting via Lisbon. Lufthansa employs a secondary route through Frankfurt and Lisbon.

  • What are the stopover options between Heathrow and Portugal?

    TAP Air connecting flights to Portugal from Heathrow use Lisbon Humberto as the transit point en route to Faro and Porto Airport (OPO). TAP Air Portugal departures to Faro via Lisbon Humberto involve connections of between 1h 5min and 14h 30min. Connections at Lisbon for flights destined to Porto range between 3h 45min and 14h 35min. Brussels Airlines and Iberia also offer frequent one-stop service on this route. Brussels Airlines flights to Lisbon Humberto and Porto require stopovers between 2h and 21h 40min at Brussels Bruxelles National Airport (BRU). Iberia service to Lisbon Humberto and Porto require layovers lasting between 1h 45min and 9h 45min at Barcelona El Prat Airport (BCN). A few airlines offer service with multiple connections, such as Alitalia flights via Rome and Barcelona, but these are much more expensive. Some connecting flights may involve overnight stopovers, and most require plane transfers. In many cases, flying direct is only marginally cheaper than one-stop flights along this route.

  • Do I need a passport or visa to fly from Heathrow to Portugal?

    UK passport holders can enter Portugal visa-free for a period not exceeding 90 days within a 180-day period. EU and all other foreign nationals should check with their local consulate regarding any visa requirements before arranging travel to Portugal from Heathrow.

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

    £42 is the cheapest one-way deal found within the past few days, from Vueling. You may also be able to find cheap deals on British Airways and TAP AIR PORTUGAL, with prices starting from £52 and £63, respectively.

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

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

    The top 3 most reliable airlines when flying from London Heathrow Airport to Portugal are Cathay Pacific (74%), British Airways (73%) and Qatar Airways (71%).

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

    The cheapest flight price from London Heathrow Airport to Portugal is £75. On average you can expect to pay £1,030. The most popular route, (London Heathrow - Lisbon Humberto Delgado), can usually be booked for £91.

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

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

  • How can I find direct flights from Heathrow to Portugal?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Portugal 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 Portugal?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Portugal (average of £101). Flying from London Heathrow Airport to Portugal in August is currently the most expensive (average of £274). 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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Alternative routes for Heathrow to Portugal

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Heathrow to Portugal

Discover the top 10 airlines that operate flights from Heathrow to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 January 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£38Average£140FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Wizz AirCheapest£43Average£130FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
easyJetCheapest£60Average£207FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Jet2Cheapest£83Average£294FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
TAP AIR PORTUGALCheapest£101Average£248FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
British AirwaysCheapest£103Average£354FlexibilityNo cancel feeOn-time70%
Search British Airways flights
VuelingCheapest£115Average£216FlexibilityNo cancel feeOn-time88%
Search Vueling flights
SWISSCheapest£126Average£214FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£141Average£360FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Brussels AirlinesCheapest£142Average£231FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Portugal. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Portugal for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Portugal from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Heathrow to Portugal flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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