$29 Cheap Flights from London (STN) to Porto (OPO)

View $29 flight on Mon, Nov 3, 2025Opens in a new window

Popular airlines from Stansted Airport (STN) to Porto Airport (OPO)

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Cheap Flights from London to Porto (STN-OPO)

Prices were available within the past 7 days and start at $29 for one-way flights and $59 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Fri, Dec 5 - Wed, Dec 17
STN
London
OPO
Porto
$59 Roundtrip, found 2 days ago
$59
Roundtrip
found 2 days ago
Select Ryanair flight, departing Fri, Dec 5 from London to Porto, returning Wed, Dec 17, priced at $59 found 2 days ago
Ryanair
Tue, Nov 18 - Wed, Nov 26
STN
London
OPO
Porto
$61 Roundtrip, found 3 days ago
$61
Roundtrip
found 3 days ago
Select Ryanair flight, departing Tue, Nov 18 from London to Porto, returning Wed, Nov 26, priced at $61 found 3 days ago
Ryanair
Sat, Nov 15 - Sat, Nov 22
STN
London
OPO
Porto
$65 Roundtrip, found 2 days ago
$65
Roundtrip
found 2 days ago
Select Ryanair flight, departing Sat, Nov 15 from London to Porto, returning Sat, Nov 22, priced at $65 found 2 days ago
Ryanair
Sat, Nov 15 - Sat, Nov 22
STN
London
OPO
Porto
$65 Roundtrip, found 2 days ago
$65
Roundtrip
found 2 days ago
Select Ryanair flight, departing Sat, Nov 15 from London to Porto, returning Sat, Nov 22, priced at $65 found 2 days ago
Ryanair
Tue, Nov 18 - Wed, Nov 26
STN
London
OPO
Porto
$66 Roundtrip, found 3 days ago
$66
Roundtrip
found 3 days ago
Select Ryanair flight, departing Tue, Nov 18 from London to Porto, returning Wed, Nov 26, priced at $66 found 3 days ago
Ryanair
Thu, Nov 20 - Mon, Nov 24
STN
London
OPO
Porto
$67 Roundtrip, found 6 days ago
$67
Roundtrip
found 6 days ago
Select Ryanair flight, departing Thu, Nov 20 from London to Porto, returning Mon, Nov 24, priced at $67 found 6 days ago
Ryanair
Fri, Nov 21 - Mon, Nov 24
STN
London
OPO
Porto
$69 Roundtrip, found 3 days ago
$69
Roundtrip
found 3 days ago
Select Ryanair flight, departing Fri, Nov 21 from London to Porto, returning Mon, Nov 24, priced at $69 found 3 days ago
Ryanair
Tue, Nov 4 - Sat, Nov 15
STN
London
OPO
Porto
$70 Roundtrip, found 2 days ago
$70
Roundtrip
found 2 days ago
Select Ryanair flight, departing Tue, Nov 4 from London to Porto, returning Sat, Nov 15, priced at $70 found 2 days ago
Ryanair
Wed, Nov 19 - Sat, Nov 22
STN
London
OPO
Porto
$71 Roundtrip, found 2 days ago
$71
Roundtrip
found 2 days ago
Select Ryanair flight, departing Wed, Nov 19 from London to Porto, returning Sat, Nov 22, priced at $71 found 2 days ago
Ryanair
Fri, Nov 21 - Mon, Nov 24
STN
London
OPO
Porto
$72 Roundtrip, found 3 days ago
$72
Roundtrip
found 3 days ago
Select Ryanair flight, departing Fri, Nov 21 from London to Porto, returning Mon, Nov 24, priced at $72 found 3 days ago

Frequently asked questions

How much does a flight from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO) cost?
Grab a cheap one-way flight from $29 or cheap return flight from $59 from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO)?
December is the most affordable month to fly from STN to OPO. Traveling during quieter months is often the key to landing a great deal.
What is the cheapest airline that flies from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from STN to OPO. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO)?
When departing from Stansted Airport (STN), you can take your pick from an average of 3 daily nonstop flights to Dr. Francisco de Sa Carneiro Airport (OPO).
What are the most popular departure times for flights from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO)?
The 9 AM departures from STN to OPO are the most sought after. They can also be more expensive. If you want to save on your trip, choose a less crowded time to fly.
What day of the week has the most flights from STN to OPO?
Saturday has the most flights from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO). Consider jetting off on this day and you'll have a greater chance of finding a departure that fits your itinerary.
What is the earliest flight from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO)?
Catch the earliest flight at around 5:55AM UTC+0, heading out of Stansted Airport (STN). You'll be traveling for about 2h 25m, landing at Dr. Francisco de Sa Carneiro Airport (OPO) at approximately 8:20AM UTC+0.
How long does it take to fly from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO)?
The average flight duration from STN to OPO is 2 hours and 22 minutes, covering a distance of 850 mi.
What is the best time to fly from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO)?
To land at Dr. Francisco de Sa Carneiro Airport (OPO) without delays, select a flight that leaves from Stansted Airport (STN) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Porto from Stansted Airport (STN)?
Dr. Francisco de Sa Carneiro Airport (OPO) is the only airport in Porto with direct flights from Stansted Airport (STN). Consider the available options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO) last-minute?
Last-minute fares from STN to OPO are generally more expensive. To secure the best rates, start looking for flights ahead of time. That being said, if you're flexible with your travel dates, it's possible to find a cheap fare right before you leave.
Is it cheaper to book a STN to OPO flight and hotel package?
Compared with arranging hotels and flights separately, booking a STN to OPO flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the hassle out of travel planning. Just pick your flights and choose from our wide range of hotels, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Stansted Airport (STN) to Dr. Francisco de Sa Carneiro Airport (OPO)?
If you booked your STN to OPO flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
Stansted
Destination airport
Dr. Francisco de Sa Carneiro
Airlines serving
Ryanair
Roundtrip price
$58
Distance
848 mi
Average flight time
2 hours 22 mins

Book with confidence

London to Porto Flights

The cheapest times to fly from London to Porto

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to Porto are during the month of December. You can find some of the cheapest flights from London to Porto with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Porto

Sunday is one of the best days to book for cheap flights from London to Porto: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from London to Porto

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to Porto in 2025. You can also book with separate airlines for your outbound and return journeys, from $29 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to Porto flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to Porto airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

London to Porto Flights

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