Cheap flights from Lisbon to London Heathrow Airport from £54

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 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — LHR
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Lisbon Humberto Delgado to London Heathrow are usually found in February or March, booked 63 days in advance, depart on a Saturday or Wednesday and return on a Thursday

Cheap flight deals from Lisbon to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Lisbon to Heathrow
Explore the most affordable flight options available from Lisbon to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 December 2025.

Sat 27/1218:40LIS - LHR
Nonstop2h 45mBritish Airways
Sat 3/109:10LHR - LIS
Nonstop2h 55mBritish Airways
Deal found 26/12£155
Sat 27/1218:40LIS - LHR
Nonstop2h 45mBritish Airways
Sun 4/107:00LHR - LIS
Nonstop2h 55mBritish Airways
Deal found 26/12£156
Sat 27/1218:40LIS - LHR
Nonstop2h 45mBritish Airways
Fri 2/119:10LHR - LIS
Nonstop2h 45mBritish Airways
Deal found 26/12£170
Sun 28/1210:40LIS - LHR
Nonstop3h 00mBritish Airways
Sun 4/107:00LHR - LIS
Nonstop2h 55mBritish Airways
Deal found 26/12£171
Sat 27/1218:40LIS - LHR
Nonstop2h 45mBritish Airways
Tue 6/106:55LHR - LIS
Nonstop2h 55mBritish Airways
Deal found 26/12£184
Sat 27/1218:40LIS - LHR
Nonstop2h 45mMultiple Airlines
Sat 3/110:45LHR - LIS
1 stop5h 20mMultiple Airlines
Deal found 26/12£187
Wed 31/1205:00LIS - LHR
1 stop5h 45mMultiple Airlines
Tue 6/106:20LHR - LIS
1 stop5h 00mMultiple Airlines
Deal found 26/12£195
Sun 28/1212:55LIS - LHR
Nonstop2h 55mBritish Airways
Thu 8/107:00LHR - LIS
Nonstop2h 55mBritish Airways
Deal found 26/12£199
Sun 28/1210:40LIS - LHR
Nonstop3h 00mMultiple Airlines
Sun 4/110:45LHR - LIS
1 stop5h 20mMultiple Airlines
Deal found 26/12£201
Wed 31/1205:00LIS - LHR
1 stop5h 45mMultiple Airlines
Mon 5/109:00LHR - LIS
1 stop6h 10mMultiple Airlines
Deal found 26/12£202

Find flight deals from Lisbon to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) 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 28 December 2025.

Round-trip from

£88

One-way from

£54

Popular in

July

Cheapest in

February

Average price

£176

Good round-trip deal

£208 or less

Good one-way deal

£79 or less
British Airways
  • British Airways
  • 12/1-16/1
  • Nonstop
  • 5h 40m total
  • Lisbon to London
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 18/3
  • Nonstop
  • 2h 50m total
  • Lisbon to London
Highest demand for flights based on searches. 20% potential increase in price (£34 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Lisbon Humberto Delgado to London Heathrow.
Price to beat on a one-way flight from Lisbon Humberto Delgado to London Heathrow.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Lisbon 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 28 December 2025.
Use the filters below to find and compare flights from Lisbon to London Heathrow Airport that are best for you.

Fly from

Lisbon

Fly to

Heathrow

Route

Depart

Return

Price

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Mon 2/3

10:35-13:35

Nonstop3h 00m

London Heathrow

Sun 22/3

19:45-22:30

Nonstop2h 45m

£124

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Thu 26/2

18:35-21:20

Nonstop2h 45m

London Heathrow

Sun 1/3

15:00-17:55

Nonstop2h 55m

£124

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Fri 23/1

15:50-18:35

Nonstop2h 45m

London Heathrow

Sun 25/1

11:55-14:50

Nonstop2h 55m

£127

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Wed 11/2

18:35-21:20

Nonstop2h 45m

London Heathrow

Thu 19/2

14:45-17:40

Nonstop2h 55m

£127

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Fri 6/2

07:05-10:05

Nonstop3h 00m

London Heathrow

Mon 9/2

06:55-09:50

Nonstop2h 55m

£127

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Sat 17/1

12:55-15:50

Nonstop2h 55m

London Heathrow

Sun 25/1

19:45-22:30

Nonstop2h 45m

£127

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Thu 15/1

12:55-15:50

Nonstop2h 55m

London Heathrow

Mon 26/1

18:55-21:45

Nonstop2h 50m

£127

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Mon 16/2

18:35-21:20

Nonstop2h 45m

London Heathrow

Mon 23/2

06:55-09:50

Nonstop2h 55m

£127

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Wed 21/1

19:50-22:40

Nonstop2h 50m

London Heathrow

Mon 26/1

08:15-11:00

Nonstop2h 45m

£138

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Thu 29/1

12:40-15:30

Nonstop2h 50m

London Heathrow

Sat 31/1

18:30-21:15

Nonstop2h 45m

£138

Flights are sorted by cheapest return flights first.

Deals found on 26/12

Showing 1-10 of 20 results
1
2

Best time to book a flight from Lisbon to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Lisbon 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.

Cheapflights Insights

Everything you need to know about your flight from Lisbon to London Heathrow Airport

How far ahead should I book a flight from Lisbon to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Lisbon to Heathrow. Price data was last updated on 26 December 2025.

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Lisbon to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Lisbon to London Heathrow Airport (average of £77). Flying from Lisbon to London Heathrow Airport in June is currently the most expensive (average of £113). 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 LIS to LHR?

Find hourly flight availability from Lisbon 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 28 December 2025.

When flying from Lisbon to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 30% versus a flight in the morning.

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

Use this chart to determine the cheapest time to fly return from Lisbon to Heathrow. Price data was last updated on 27 December 2025.

Travellers seeking maximum savings on their Lisbon to London Heathrow Airport flight should consider departing on Friday at midday 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.

How much does it cost for a return flight from Lisbon to London Heathrow Airport?

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 28 December 2025.
See what other customers who have flown with TAP AIR PORTUGAL and British Airways from Lisbon to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

6.2

Boarding

7.0

Overall

7.2

Entertainment

6.3

Crew

7.8

Comfort

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification

Food

6.2

Boarding

7.0

Overall

7.2

Entertainment

6.3

Crew

7.8

Comfort

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification

Food

6.2

Boarding

7.0

Overall

7.2

Entertainment

6.3

Crew

7.8

Comfort

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification

Related info for your journey

Find useful and relevant information for your journey from Lisbon to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Lisbon to London Heathrow?

    Lisbon Humberto Delgado (LIS) is the airport you will fly out of if you book a flight from Lisbon to London Heathrow. You should not have trouble finding flights to London Heathrow from Humberto Delgado; the airport handles an average of 39 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Lisbon airport to London Heathrow. It is only a 4.2 mi journey to Humberto Delgado (LIS) from Lisbon’s city center.

  • How long is the flight from Lisbon to London Heathrow Airport?

    There are many flights that can get you from Lisbon to London Heathrow Airport in 3h. Fly via British Airways to get the fastest option. There are 972 mi between Lisbon and London Heathrow Airport. Generally, flights for this route are direct.

  • What are the cheapest airlines flying from Lisbon to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from Lisbon to London Heathrow Airport round-trip from £97. Another airline that can offer you cheap pricing is British Airways. TAP AIR PORTUGAL is 44% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as £50. Users have also found prices from £62 and £87 on TAP AIR PORTUGAL and KLM, respectively.

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

    Before booking your flight to London Heathrow Airport from Lisbon, check out the most reliable airlines to get you to your destination on time: Finnair (70%), Cathay Pacific (68%), LATAM Airlines( 67%).

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

    Looking for the cheapest flight from Lisbon to London Heathrow Airport? While on average our users pay £155, our data indicates the cheapest price to be £68. The most popular route (Lisbon Humberto Delgado - London Heathrow), is priced around £121.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lisbon 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 Lisbon to London Heathrow Airport?

    Currently, March is the cheapest month in which you can book a flight from Lisbon to London Heathrow Airport (average of £77). Flying from Lisbon to London Heathrow Airport in June is currently the most expensive (average of £113). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Hounslow
Northampton
Luton
Gatwick
Wembley
Ilford
Brentford
Colchester
Hayes
Watford
Crawley
Swindon
Bedford
Romford
Chichester
Eastbourne
Ipswich

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Lisbon to Heathrow

Discover the top 2 airlines that operate flights from Lisbon 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 28 December 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£99Average£180FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
British AirwaysCheapest£114Average£208FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Lisbon to Heathrow?

Cheapflights helps you search for flights from Lisbon to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Lisbon 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 Lisbon.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Lisbon to Heathrow, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Lisbon to Heathrow 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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