S$156 Cheap Flights from London to Porto

View S$156 flight on Sat, 3 Jan, 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Porto Airport (OPO)

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Cheap Flights from London to Porto (LHR-OPO)

Prices were available within the past 7 days and start at S$156 for one-way flights and S$325 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Sat, 1 Nov - Wed, 5 Nov
LHR
London
OPO
Porto
S$325 Return, found 6 days ago
S$325
Return
found 6 days ago
Select Iberia flight, departing Sat, 1 Nov from London to Porto, returning Wed, 5 Nov, priced at S$325 found 6 days ago
Iberia
Wed, 29 Oct - Tue, 4 Nov
LHR
London
OPO
Porto
S$336 Return, found 6 days ago
S$336
Return
found 6 days ago
Select Iberia flight, departing Wed, 29 Oct from London to Porto, returning Tue, 4 Nov, priced at S$336 found 6 days ago
Iberia
Mon, 29 Sep - Fri, 10 Oct
LHR
London
OPO
Porto
S$349 Return, found 2 days ago
S$349
Return
found 2 days ago
Select Iberia flight, departing Mon, 29 Sep from London to Porto, returning Fri, 10 Oct, priced at S$349 found 2 days ago
KLM
Mon, 25 Aug - Tue, 2 Sep
LHR
London
OPO
Porto
S$356 Return, found 5 days ago
S$356
Return
found 5 days ago
Select KLM flight, departing Mon, 25 Aug from London to Porto, returning Tue, 2 Sep, priced at S$356 found 5 days ago
Iberia
Wed, 29 Oct - Tue, 4 Nov
LHR
London
OPO
Porto
S$358 Return, found 6 days ago
S$358
Return
found 6 days ago
Select Iberia flight, departing Wed, 29 Oct from London to Porto, returning Tue, 4 Nov, priced at S$358 found 6 days ago
KLM
Mon, 25 Aug - Tue, 2 Sep
LHR
London
OPO
Porto
S$366 Return, found 5 days ago
S$366
Return
found 5 days ago
Select KLM flight, departing Mon, 25 Aug from London to Porto, returning Tue, 2 Sep, priced at S$366 found 5 days ago
Iberia
Fri, 31 Oct - Wed, 5 Nov
LHR
London
OPO
Porto
S$376 Return, found 6 days ago
S$376
Return
found 6 days ago
Select Iberia flight, departing Fri, 31 Oct from London to Porto, returning Wed, 5 Nov, priced at S$376 found 6 days ago
British Airways
Fri, 31 Oct - Wed, 5 Nov
LHR
London
OPO
Porto
S$400 Return, found 6 days ago
S$400
Return
found 6 days ago
Select British Airways flight, departing Fri, 31 Oct from London to Porto, returning Wed, 5 Nov, priced at S$400 found 6 days ago
Eurowings
Thu, 7 Aug - Mon, 11 Aug
LHR
London
OPO
Porto
S$451 Return, found 6 days ago
S$451
Return
found 6 days ago
Select Eurowings flight, departing Thu, 7 Aug from London to Porto, returning Mon, 11 Aug, priced at S$451 found 6 days ago
Austrian Airlines
Wed, 1 Apr - Tue, 14 Apr
LHR
London
OPO
Porto
S$592 Return, found 3 days ago
S$592
Return
found 3 days ago
Select Austrian Airlines flight, departing Wed, 1 Apr from London to Porto, returning Tue, 14 Apr, priced at S$592 found 3 days ago

Find the cheapest month to fly from London (LHR) to Porto (OPO)

January is typically the cheapest month to fly

From S$218 - S$315 per traveller.

Graph displaying average flight prices per month

London to Porto route information
Origin airport
Heathrow
Destination airport
Dr. Francisco de Sa Carneiro
Airlines serving
Air France, Austrian Airlines, British Airways, Eurowings, Iberia, KLM, Lufthansa, Swiss International Air Lines
Return price
S$324
Distance
1291 km

Perfect flights from London to Porto

Your Journey from London to Porto

Start your unforgettable journey with Expedia. Our broad selection of flights from London to Porto caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Vueling Airlines, Iberia, Air France, British Airways, KLM, Eurowings, Austrian Airlines. Our selection of flights from Heathrow to Dr. Francisco de Sa Carneiro caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with London to Porto Flights

Experience the joy of finding cheap flights from Heathrow to Dr. Francisco de Sa Carneiro that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$156 and roundtrip prices from S$325*.
 

Pre-Flight Essentials

Ensure a smooth journey from London to Porto with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Porto

Picture yourself stepping off the plane in Porto and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your London to Porto Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from London to Porto.
 

Beyond the Flight – Exploring Porto

With Expedia, your adventure extends beyond the flight. Explore Porto at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from London to Porto with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from London to Porto with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from London Heathrow to OPO?
If you're travelling between Heathrow Airport (LHR) and Porto Airport, round-trip journeys start from S$325. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't hang around. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LHR to Porto Airport?
Most flights can be cancelled online, but every airline has its own set of terms and conditions. If you do have to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Heathrow Airport (LHR) to Dr. Francisco de Sa Carneiro Airport (OPO) 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 Heathrow Airport (LHR) to Dr. Francisco de Sa Carneiro Airport (OPO) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport to Porto Airport?
It's only 1,300 kilometres between Hounslow and Maia. Chances are you'll spend more time getting to and from the airport than you will actually flying!
Which airlines fly direct from Heathrow Airport (LHR) to OPO?
If you want to fly directly from Heathrow Airport (LHR) to Porto Airport, British Airways (BA) is a great option. It operates 17 flights every month between Hounslow and Maia.
Are Heathrow Airport to OPO flight tickets cheaper when they're purchased at the last minute?
Flight tickets from London Heathrow to Dr. Francisco de Sa Carneiro Airport (OPO) are available up to a year before departure on Expedia. And although you may pick up a great last-minute deal, it's not something you should count on. Also, booking your flights well in advance means you'll have more options --- and you can avoid getting stuck in the dreaded middle seat! We're constantly updating our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

London Airports

London

Gatwick to Porto
S$200.60
*Available to Expedia members.