£56 Cheap Flights from Porto (OPO) to San Sebastian (EAS)

View £56 flight on Mon, 22 Jun 2026Opens in a new window

Popular airlines from Porto Airport (OPO) to San Sebastian (EAS)

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Cheap Flights from Porto (OPO) to San Sebastian (EAS)

Prices were available within the past 7 days and start at £56 for one-way flights and £122 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vueling Airlines
Tue, 16 Jun - Tue, 23 Jun
OPO
Porto
EAS
San Sebastián
£122 Return, found 5 days ago
£122
Return
found 5 days ago
Select Vueling Airlines flight, departing Tue, 16 Jun from Porto to San Sebastián, returning Tue, 23 Jun, priced at £122 found 5 days ago
Iberia
Tue, 16 Jun - Tue, 23 Jun
OPO
Porto
EAS
San Sebastián
£122 Return, found 5 days ago
£122
Return
found 5 days ago
Select Iberia flight, departing Tue, 16 Jun from Porto to San Sebastián, returning Tue, 23 Jun, priced at £122 found 5 days ago
Iberia
Thu, 2 Jul - Mon, 6 Jul
OPO
Porto
EAS
San Sebastián
£126 Return, found 4 hours ago
£126
Return
found 4 hours ago
Select Iberia flight, departing Thu, 2 Jul from Porto to San Sebastián, returning Mon, 6 Jul, priced at £126 found 4 hours ago
Vueling Airlines
Tue, 16 Jun - Tue, 23 Jun
OPO
Porto
EAS
San Sebastián
£133 Return, found 5 days ago
£133
Return
found 5 days ago
Select Vueling Airlines flight, departing Tue, 16 Jun from Porto to San Sebastián, returning Tue, 23 Jun, priced at £133 found 5 days ago
Iberia
Tue, 16 Jun - Tue, 23 Jun
OPO
Porto
EAS
San Sebastián
£133 Return, found 5 days ago
£133
Return
found 5 days ago
Select Iberia flight, departing Tue, 16 Jun from Porto to San Sebastián, returning Tue, 23 Jun, priced at £133 found 5 days ago
Vueling Airlines
Thu, 25 Jun - Thu, 2 Jul
OPO
Porto
EAS
San Sebastián
£140 Return, found 1 day ago
£140
Return
found 1 day ago
Select Vueling Airlines flight, departing Thu, 25 Jun from Porto to San Sebastián, returning Thu, 2 Jul, priced at £140 found 1 day ago
Iberia
Thu, 2 Jul - Mon, 6 Jul
OPO
Porto
EAS
San Sebastián
£148 Return, found 4 hours ago
£148
Return
found 4 hours ago
Select Iberia flight, departing Thu, 2 Jul from Porto to San Sebastián, returning Mon, 6 Jul, priced at £148 found 4 hours ago
Vueling Airlines
Tue, 16 Jun - Tue, 23 Jun
OPO
Porto
EAS
San Sebastián
£150 Return, found 5 days ago
£150
Return
found 5 days ago
Select Vueling Airlines flight, departing Tue, 16 Jun from Porto to San Sebastián, returning Tue, 23 Jun, priced at £150 found 5 days ago
Iberia
Tue, 16 Jun - Tue, 23 Jun
OPO
Porto
EAS
San Sebastián
£150 Return, found 5 days ago
£150
Return
found 5 days ago
Select Iberia flight, departing Tue, 16 Jun from Porto to San Sebastián, returning Tue, 23 Jun, priced at £150 found 5 days ago
Iberia
Thu, 2 Jul - Mon, 6 Jul
OPO
Porto
EAS
San Sebastián
£151 Return, found 4 hours ago
£151
Return
found 4 hours ago
Select Iberia flight, departing Thu, 2 Jul from Porto to San Sebastián, returning Mon, 6 Jul, priced at £151 found 4 hours ago

Frequently asked questions

How do I find cheap flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS)?
To find a cheap flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS)?
There are approximately 6 connecting flights per day from Porto (OPO-Dr. Francisco de Sa Carneiro) (OPO) to San Sebastian (EAS) (EAS). Some common connection points include Adolfo Suarez Madrid-Barajas (MAD) and Barcelona Intl. (BCN).
What is the earliest flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from OPO to EAS. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS)?
You'll typically find the most flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS) on a Sunday, with around 12 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Iberia, Vueling, and Air Europa.
What are the most popular departure times for flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS)?
The most popular departure times for flights from Porto (OPO-Dr. Francisco de Sa Carneiro) (OPO) to San Sebastian (EAS) (EAS) are in the early morning, from 6am to 9am. Approximately 41% of passengers prefer this time window. Many major carriers, including Iberia and Vueling, offer flights during this window. These times work well because you can get an early start to your travel day and arrive at your destination with plenty of time to settle in.
How long does it take to fly from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS)?
Flights from OPO to EAS with one stop typically take around 23 hours 20 minutes, covering approximately 381 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS)?
Select the "Business class" and "First class" filters when looking for OPO to EAS flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS) flight with Expedia?
It's easy to earn miles on a Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS) at the last minute?
Typically, booking a last minute flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS) flight and hotel package?
Securing a Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS)?
If you booked your Porto (OPO-Dr. Francisco de Sa Carneiro) to San Sebastian (EAS) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
San Sebastian
Return price
£121
Distance
608 km

Book with confidence

Compare flights from Porto to San Sebastian easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Porto to San Sebastian. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to San Sebastian in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Dr. Francisco de Sa Carneiro to San Sebastian.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Dr. Francisco de Sa Carneiro (OPO) to San Sebastian (EAS)

The easiest way to view the best deals on flights from Porto to San Sebastian today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Dr. Francisco de Sa Carneiro to San Sebastian start at just £122 and range up to £352.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Porto and San Sebastian
  • booking your flight during June, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Porto to San Sebastian flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Dr. Francisco de Sa Carneiro to San Sebastian for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Porto to San Sebastian easily and book with confidence

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