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Cheap flights from Portugal to London Heathrow Airport from £49

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 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — LHR
27 Dec — 3 Jan1
1 adult

Cheap flight deals from Portugal to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Portugal (PT0) to Heathrow (LHR). 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 22 December 2024.

Round-trip from

£91

One-way from

£49
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 10/2-26/2
  • Nonstop
  • 5h 30m total
  • Portugal to London
Search Deals
21/1
  • 21/1
  • 1 total stop
  • 5h 40m total
  • Portugal to London
Search Deals

Find flight deals from Portugal to Heathrow

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 22 December 2024.

Tue 31/1219:50LIS - LHR
Nonstop2h 50mTAP AIR PORTUGAL
Tue 7/118:30LHR - LIS
Nonstop2h 45mTAP AIR PORTUGAL
Deal found 22/12£107
Thu 26/1216:35FAO - LHR
1 stop5h 00mTAP AIR PORTUGAL
Wed 1/108:15LHR - FAO
1 stop15h 35mTAP AIR PORTUGAL
Deal found 21/12£142
Mon 23/1218:45LIS - LHR
Nonstop2h 50mMultiple Airlines
Fri 3/107:00LHR - LIS
Nonstop2h 55mMultiple Airlines
Deal found 21/12£145
Sat 28/1213:00OPO - LHR
1 stop5h 55mTAP AIR PORTUGAL
Sat 4/108:15LHR - OPO
1 stop9h 45mTAP AIR PORTUGAL
Deal found 21/12£145
Tue 31/1215:25LIS - LHR
1 stop5h 25mKLM
Fri 3/108:40LHR - LIS
1 stop5h 55mKLM
Deal found 21/12£180
Mon 30/1208:15FNC - LHR
1 stop14h 25mMultiple Airlines
Mon 6/106:00LHR - FNC
1 stop11h 25mMultiple Airlines
Deal found 21/12£185
Mon 23/1218:30LIS - LHR
1 stop13h 30mAir France
Fri 3/119:35LHR - LIS
1 stop15h 45mAir France
Deal found 21/12£189
Tue 24/1213:55LIS - LHR
1 stop6h 10mIberia
Tue 11/317:25LHR - LIS
1 stop6h 00mIberia
Deal found 21/12£194
Thu 26/1211:15FAO - LHR
1 stop7h 40mMultiple Airlines
Wed 1/118:05LHR - FAO
2 stops18h 05mMultiple Airlines
Deal found 21/12£202
Mon 23/1211:20OPO - LHR
1 stop10h 15mMultiple Airlines
Tue 31/1208:55LHR - OPO
2 stops22h 25mMultiple Airlines
Deal found 21/12£209
Sun 29/1214:10LIS - LHR
1 stop6h 50mLufthansa
Thu 2/106:35LHR - LIS
1 stop6h 45mLufthansa
Deal found 21/12£224
Tue 24/1215:25LIS - LHR
1 stop26h 25mSWISS
Tue 11/314:25LHR - LIS
2 stops21h 00mSWISS
Deal found 21/12£243

Find flights from Portugal to Heathrow within your budget

Customise your flight search to find flights from Portugal to Heathrow 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 22 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Mon 10/2

19:50-22:40

Nonstop2h 50m

London Heathrow

Wed 26/2

06:00-08:40

Nonstop2h 40m

£91

FaroLondon

FAO - LHR

FAOLHR

Faro

Sat 15/2

11:15-21:35

1 stop10h 20m

London Heathrow

Wed 19/2

13:40-23:50

1 stop10h 10m

£102

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Sun 19/1

07:05-10:00

Nonstop2h 55m

London Heathrow

Sun 26/1

07:00-09:55

Nonstop2h 55m

£115

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Tue 14/1

15:20-14:25

1 stop23h 05m

London Heathrow

Wed 5/2

20:50-08:30

1 stop11h 40m

£117

PortoLondon

OPO - LHR

OPOLHR

Porto

Tue 4/2

21:55-09:10

1 stop11h 15m

London Heathrow

Tue 11/2

20:50-08:00

1 stop11h 10m

£119

PortoLondon

OPO - LHR

OPOLHR

Porto

Sat 1/2

13:00-21:35

1 stop8h 35m

London Heathrow

Sat 8/2

19:55-08:00

1 stop12h 05m

£122

PortoLondon

OPO - LHR

OPOLHR

Porto

Sun 2/2

08:00-14:25

1 stop6h 25m

London Heathrow

Tue 11/2

20:50-08:00

1 stop11h 10m

£124

FaroLondon

FAO - LHR

FAOLHR

Faro

Sat 7/6

20:00-22:45

Nonstop2h 45m

London Heathrow

Tue 10/6

07:25-10:20

Nonstop2h 55m

£131

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Thu 23/1

19:00-14:25

1 stop19h 25m

London Heathrow

Mon 27/1

15:15-08:15

1 stop17h 00m

£131

PortoLondon

OPO - LHR

OPOLHR

Porto

Sat 1/2

12:25-17:15

1 stop4h 50m

London Heathrow

Sun 2/2

06:20-11:45

1 stop5h 25m

£142

Flights are sorted by cheapest return flights first.

Deals found on 22/12

Showing 1-10 of 60 results
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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.
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 Portugal to Heathrow

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

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 £112). Flying from Portugal to London Heathrow Airport in July is currently the most expensive (average of £160). 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?

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 22 December 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portugal to London Heathrow Airport as you normally would.

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 22 December 2024.

The most flights from PT0 to LHR are scheduled on a Saturday (71 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (23 on average).

Rainfall in Heathrow by month

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

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.

Temperature in Heathrow by month

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

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).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 22 December 2024.
To help decide which airline to fly from Portugal to London, see what other customers have to say about British Airways, Vueling and Iberia. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very Good
747 reviews
Check prices

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.4

Entertainment

7.0

Boarding

7.8

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

Aegean Airlines
8.1
Very Good
747 reviews
Aegean Airlines
8.1
Very Good
747 reviews
Check prices

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.4

Entertainment

7.0

Boarding

7.8

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

KLM
7.8
Good
1,342 reviews
Aegean Airlines
8.1
Very Good
747 reviews
Check prices

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.4

Entertainment

7.0

Boarding

7.8

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

LOT
7.6
Good
1,127 reviews
Aegean Airlines
8.1
Very Good
747 reviews
Check prices

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.4

Entertainment

7.0

Boarding

7.8

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

Austrian Airlines
7.6
Good
785 reviews
Aegean Airlines
8.1
Very Good
747 reviews
Check prices

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.4

Entertainment

7.0

Boarding

7.8

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

SWISS
7.6
Good
1,605 reviews
Aegean Airlines
8.1
Very Good
747 reviews
Check prices

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.4

Entertainment

7.0

Boarding

7.8

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

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

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

    For one-way options, check prices for Vueling. According to our data, you can fly for as low as £50. Users have also found prices from £51 and £60 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 Icelandair (68%), JetBlue (66%) or LATAM Airlines (59%) 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 £445 for a flight from Portugal to London Heathrow Airport. The cheapest flight overall is £68 while the most popular route, (Lisbon Humberto Delgado - London Heathrow) is currently priced at £91.

  • 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 £112). Flying from Portugal to London Heathrow Airport in July is currently the most expensive (average of £160). 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 Portugal to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Portugal to Heathrow

Discover the top 5 airlines that operate flights from Portugal to Heathrow. 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 22 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£61Average£138FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
easyJetCheapest£77Average£178FlexibilityNo cancel feeOn-time86%
Search easyJet flights
TAP AIR PORTUGALCheapest£90Average£194FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
British AirwaysCheapest£118Average£291FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£177Average£205FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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