S$160 Cheap Flights from Porto to London

View S$160 flight on Tue, 31 Mar, 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Porto to London (OPO-LHR)

Prices were available within the past 7 days and start at S$160 for one-way flights and S$457 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Brussels Airlines
Thu, 23 Apr - Sat, 25 Apr
OPO
Porto
LHR
London
S$457 Return, found 5 days ago
S$457
Return
found 5 days ago
Select Brussels Airlines flight, departing Thu, 23 Apr from Porto to London, returning Sat, 25 Apr, priced at S$457 found 5 days ago
Swiss International Air Lines
Thu, 23 Apr - Sat, 25 Apr
OPO
Porto
LHR
London
S$467 Return, found 5 days ago
S$467
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Thu, 23 Apr from Porto to London, returning Sat, 25 Apr, priced at S$467 found 5 days ago
Lufthansa
Thu, 23 Apr - Sat, 25 Apr
OPO
Porto
LHR
London
S$468 Return, found 5 days ago
S$468
Return
found 5 days ago
Select Lufthansa flight, departing Thu, 23 Apr from Porto to London, returning Sat, 25 Apr, priced at S$468 found 5 days ago
Swiss International Air Lines
Thu, 23 Apr - Sat, 25 Apr
OPO
Porto
LHR
London
S$475 Return, found 5 days ago
S$475
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Thu, 23 Apr from Porto to London, returning Sat, 25 Apr, priced at S$475 found 5 days ago
Swiss International Air Lines
Thu, 23 Apr - Sat, 25 Apr
OPO
Porto
LHR
London
S$477 Return, found 5 days ago
S$477
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Thu, 23 Apr from Porto to London, returning Sat, 25 Apr, priced at S$477 found 5 days ago
Lufthansa
Thu, 23 Apr - Sat, 25 Apr
OPO
Porto
LHR
London
S$477 Return, found 5 days ago
S$477
Return
found 5 days ago
Select Lufthansa flight, departing Thu, 23 Apr from Porto to London, returning Sat, 25 Apr, priced at S$477 found 5 days ago
Swiss International Air Lines
Thu, 23 Apr - Sat, 25 Apr
OPO
Porto
LHR
London
S$484 Return, found 5 days ago
S$484
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Thu, 23 Apr from Porto to London, returning Sat, 25 Apr, priced at S$484 found 5 days ago
Brussels Airlines
Thu, 23 Apr - Sat, 25 Apr
OPO
Porto
LHR
London
S$485 Return, found 5 days ago
S$485
Return
found 5 days ago
Select Brussels Airlines flight, departing Thu, 23 Apr from Porto to London, returning Sat, 25 Apr, priced at S$485 found 5 days ago
Eurowings
Fri, 17 Apr - Mon, 20 Apr
OPO
Porto
LHR
London
S$511 Return, found 1 day ago
S$511
Return
found 1 day ago
Select Eurowings flight, departing Fri, 17 Apr from Porto to London, returning Mon, 20 Apr, priced at S$511 found 1 day ago
Air France
Thu, 23 Apr - Sat, 25 Apr
OPO
Porto
LHR
London
S$579 Return, found 5 days ago
S$579
Return
found 5 days ago
Select Air France flight, departing Thu, 23 Apr from Porto to London, returning Sat, 25 Apr, priced at S$579 found 5 days ago

The Annual Holiday Sale

Members save up to 40% on hotels. Plan this year’s big trip and save.
Book now

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

February is typically the cheapest month to fly

From S$232 - S$340 per traveller.

Frequently asked questions

How much is a flight from Dr. Francisco de Sa Carneiro Airport (OPO) to Heathrow Airport (LHR)?
The lowest price advertised for a round-trip journey between Porto Airport and London Heathrow is S$457. But you better act quick. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dr. Francisco de Sa Carneiro Airport (OPO) to London Heathrow?
Most flights can be cancelled online, but each air carrier has its own terms and conditions. If you do have to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from OPO to Heathrow Airport 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 Porto Airport to LHR flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Porto Airport to Heathrow Airport?
That movie you've been eager to see will have to wait — the flight distance between Dr. Francisco de Sa Carneiro Airport (OPO) and LHR is only 1,300 kilometres. The captain will be instructing you to buckle up for touchdown before you know it.
Which airlines fly direct from Dr. Francisco de Sa Carneiro Airport (OPO) to London Heathrow?
Flying directly from Dr. Francisco de Sa Carneiro Airport (OPO) to Heathrow Airport (LHR) is simple with British Airways (BA). This top airline operates 17 flights each month.
Are Porto Airport to LHR flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Porto Airport to LHR last minute could be your ticket to a cheap deal. However, it could end up costing you a whole lot more! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated on Expedia all the time.

Travel information

Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
Heathrow
Airlines serving
Air France, Brussels Airlines, KLM, Lufthansa, Swiss International Air Lines
Return price
S$456
Distance
1291 km

Book with confidence

Perfect flights from Porto to London

Your Journey from Porto to London

Start your unforgettable journey with Expedia. Our broad selection of flights from Porto to London 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 KLM, Scandinavian Airlines, Eurowings, Iberia, Brussels Airlines, Swiss International Air Lines, Lufthansa, Air France. Our selection of flights from Dr. Francisco de Sa Carneiro to Heathrow 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 Porto to London Flights

Experience the joy of finding cheap flights from Dr. Francisco de Sa Carneiro to Heathrow that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$160 and roundtrip prices from S$457*.
 

Pre-Flight Essentials

Ensure a smooth journey from Porto to London 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 London

Picture yourself stepping off the plane in London 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 Porto to London 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 Porto to London.
 

Beyond the Flight – Exploring London

With Expedia, your adventure extends beyond the flight. Explore London 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 Porto to London 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 Porto to London with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Porto to London

Explore a world of travel with Expedia

*Available to Expedia members.