฿3,400 Cheap Flights from Lisbon (LIS) to London (LHR)

View ฿3,400 flight on Tue, 17 Mar 2026Opens in a new window

Popular airlines from Humberto Delgado Airport (LIS) to Heathrow Airport (LHR)

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Cheap Flights from Lisbon (LIS) to London (LHR)

Prices were available within the past 7 days and start at ฿3,400 for one-way flights and ฿8,985 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Wed, 13 Aug - Mon, 18 Aug
LIS
Lisbon
LHR
London
฿8,985 Return, found 1 day ago
฿8,985
Return
found 1 day ago
Select TAP Portugal flight, departing Wed, 13 Aug from Lisbon to London, returning Mon, 18 Aug, priced at ฿8,985 found 1 day ago
TAP Portugal
Fri, 15 Aug - Mon, 18 Aug
LIS
Lisbon
LHR
London
฿9,520 Return, found 1 day ago
฿9,520
Return
found 1 day ago
Select TAP Portugal flight, departing Fri, 15 Aug from Lisbon to London, returning Mon, 18 Aug, priced at ฿9,520 found 1 day ago
TAP Portugal
Wed, 6 Aug - Sun, 10 Aug
LIS
Lisbon
LHR
London
฿10,155 Return, found 6 days ago
฿10,155
Return
found 6 days ago
Select TAP Portugal flight, departing Wed, 6 Aug from Lisbon to London, returning Sun, 10 Aug, priced at ฿10,155 found 6 days ago
TAP Portugal
Wed, 13 Aug - Mon, 18 Aug
LIS
Lisbon
LHR
London
฿10,205 Return, found 1 day ago
฿10,205
Return
found 1 day ago
Select TAP Portugal flight, departing Wed, 13 Aug from Lisbon to London, returning Mon, 18 Aug, priced at ฿10,205 found 1 day ago
TAP Portugal
Thu, 14 Aug - Sun, 24 Aug
LIS
Lisbon
LHR
London
฿10,285 Return, found 1 day ago
฿10,285
Return
found 1 day ago
Select TAP Portugal flight, departing Thu, 14 Aug from Lisbon to London, returning Sun, 24 Aug, priced at ฿10,285 found 1 day ago
TAP Portugal
Thu, 14 Aug - Sun, 24 Aug
LIS
Lisbon
LHR
London
฿10,740 Return, found 1 day ago
฿10,740
Return
found 1 day ago
Select TAP Portugal flight, departing Thu, 14 Aug from Lisbon to London, returning Sun, 24 Aug, priced at ฿10,740 found 1 day ago
KLM
Tue, 7 Apr - Sat, 11 Apr
LIS
Lisbon
LHR
London
฿12,250 Return, found 2 days ago
฿12,250
Return
found 2 days ago
Select KLM flight, departing Tue, 7 Apr from Lisbon to London, returning Sat, 11 Apr, priced at ฿12,250 found 2 days ago
Swiss International Air Lines
Tue, 7 Apr - Sat, 11 Apr
LIS
Lisbon
LHR
London
฿13,530 Return, found 2 days ago
฿13,530
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Tue, 7 Apr from Lisbon to London, returning Sat, 11 Apr, priced at ฿13,530 found 2 days ago
Lufthansa
Tue, 7 Apr - Sat, 11 Apr
LIS
Lisbon
LHR
London
฿14,110 Return, found 2 days ago
฿14,110
Return
found 2 days ago
Select Lufthansa flight, departing Tue, 7 Apr from Lisbon to London, returning Sat, 11 Apr, priced at ฿14,110 found 2 days ago
Eurowings
Tue, 19 Aug - Thu, 21 Aug
LIS
Lisbon
LHR
London
฿14,610 Return, found 1 day ago
฿14,610
Return
found 1 day ago
Select Eurowings flight, departing Tue, 19 Aug from Lisbon to London, returning Thu, 21 Aug, priced at ฿14,610 found 1 day ago

Find the cheapest month to fly from Lisbon (LIS) to London (LHR)

January is typically the cheapest month to fly

From ฿3,990 - ฿8,401 per traveller.

Graph displaying average flight prices per month

Flight from Lisbon to London route information
Origin airport
Humberto Delgado
Destination airport
Heathrow
Airlines serving
British Airways, Eurowings, Iberia, KLM, Lufthansa, Swiss International Air Lines, TAP Portugal
Return price
฿8,985
Distance
1556 km
Average flight time
2 hours 45 mins

Perfect flights from Lisbon to London

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Lisbon to London. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of London, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Humberto Delgado to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from ฿3,400 and roundtrip prices from ฿8,985. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Heathrow and explore London and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your LIS to LHR travel arrangements today and embark on the journey of a lifetime in London.

Frequently asked questions

How much is a flight from Lisbon/Portela Airport to London Heathrow?
Round-trip flights between LIS and LHR start from ฿8,985. This is based on fares available within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Lisbon/Portela Airport to LHR?
The majority of flights can be cancelled online, but every airline has different terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Humberto Delgado Airport (LIS) to LHR that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LIS to Heathrow Airport (LHR) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Humberto Delgado Airport (LIS) to LHR?
Around 1,550 kilometres separates Lisbon District and Hounslow, so pack some entertainment to help you while away a couple of hours. That juicy novel you haven't had time to start will do the trick.
Which airlines fly direct from Lisbon/Portela Airport to LHR?
With 165 monthly flights from Humberto Delgado Airport (LIS) to LHR, TAP Portugal (TP) is a terrific choice. British Airways (BA) is also worth a look. It offers 152 flights per month. Between these two airlines, you'll be able to find a great deal from Lisbon District to Hounslow.
Are LIS to Heathrow Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to find great last-minute deals from LIS to Heathrow Airport, but it's also possible to miss out altogether! As many airlines release seats up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you spot a bargain. Expedia compares carrier prices and updates flight deals often, so you can be certain you're always seeing the latest offers.

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