158 € Belfast International (BFS) to San Sebastian (EAS) Cheap Flights

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Flight deals from Belfast International to San Sebastian

Looking for a cheap last-minute deal or the best return flight from Belfast International Airport to San Sebastian Airport? If you want to travel next month, return fares start from 205 €. Find the lowest prices on one-way and return tickets right here.

San Sebastian.158 € per passenger.Departing Tue, 7 Jul, returning Wed, 15 Jul.Return flight with easyJet and Vueling Airlines.Outbound indirect flight with easyJet, departs from Belfast International on Tue, 7 Jul, arriving in San Sebastian.Inbound indirect flight with Vueling Airlines, departs from San Sebastian on Wed, 15 Jul, arriving in Belfast International.Price includes taxes and charges.From 158 €, select.

San Sebastian.205 € per passenger.Departing Fri, 12 Jun, returning Wed, 17 Jun.Return flight with easyJet and Iberia.Outbound indirect flight with easyJet, departs from Belfast International on Fri, 12 Jun, arriving in San Sebastian.Inbound indirect flight with Iberia, departs from San Sebastian on Wed, 17 Jun, arriving in Belfast International.Price includes taxes and charges.From 205 €, select.

San Sebastian.217 € per passenger.Departing Fri, 29 May, returning Thu, 23 Jul.Return flight with Ryanair and Volotea.Outbound indirect flight with Ryanair, departs from Belfast International on Fri, 29 May, arriving in San Sebastian.Inbound indirect flight with Volotea, departs from San Sebastian on Thu, 23 Jul, arriving in Belfast International.Price includes taxes and charges.From 217 €, select.

San Sebastian.222 € per passenger.Departing Thu, 25 Jun, returning Thu, 2 Jul.Return flight with Ryanair and Vueling Airlines.Outbound indirect flight with Ryanair, departs from Belfast International on Thu, 25 Jun, arriving in San Sebastian.Inbound indirect flight with Vueling Airlines, departs from San Sebastian on Thu, 2 Jul, arriving in Belfast International.Price includes taxes and charges.From 222 €, select.

San Sebastian.222 € per passenger.Departing Thu, 22 Oct, returning Sun, 25 Oct.Return flight with easyJet and Volotea.Outbound indirect flight with easyJet, departs from Belfast International on Thu, 22 Oct, arriving in San Sebastian.Inbound indirect flight with Volotea, departs from San Sebastian on Sun, 25 Oct, arriving in Belfast International.Price includes taxes and charges.From 222 €, select.

San Sebastian.256 € per passenger.Departing Fri, 29 May, returning Tue, 2 Jun.Return flight with Ryanair and Iberia.Outbound indirect flight with Ryanair, departs from Belfast International on Fri, 29 May, arriving in San Sebastian.Inbound indirect flight with Iberia, departs from San Sebastian on Tue, 2 Jun, arriving in Belfast International.Price includes taxes and charges.From 256 €, select.

San Sebastian.280 € per passenger.Departing Thu, 28 May, returning Sun, 31 May.Return flight with Ryanair and Vueling Airlines.Outbound indirect flight with Ryanair, departs from Belfast International on Thu, 28 May, arriving in San Sebastian.Inbound indirect flight with Vueling Airlines, departs from San Sebastian on Sun, 31 May, arriving in Belfast International.Price includes taxes and charges.From 280 €, select.

San Sebastian.280 € per passenger.Departing Fri, 7 Aug, returning Fri, 14 Aug.Return flight with easyJet and Vueling Airlines.Outbound indirect flight with easyJet, departs from Belfast International on Fri, 7 Aug, arriving in San Sebastian.Inbound indirect flight with Vueling Airlines, departs from San Sebastian on Fri, 14 Aug, arriving in Belfast International.Price includes taxes and charges.From 280 €, select.

San Sebastian.289 € per passenger.Departing Wed, 16 Sep, returning Sat, 19 Sep.Return flight with easyJet and Iberia.Outbound indirect flight with easyJet, departs from Belfast International on Wed, 16 Sep, arriving in San Sebastian.Inbound indirect flight with Iberia, departs from San Sebastian on Sat, 19 Sep, arriving in Belfast International.Price includes taxes and charges.From 289 €, select.

Find the cheapest month to fly from Belfast International to San Sebastian

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Belfast International to San Sebastian flights are currently cheapest in July.

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Belfast International to San Sebastian: Alternative routes

Compare routes from Belfast International to San Sebastian below. You may find an airport to fly into that's cheaper, faster, or easier than San Sebastian.

Belfast to San Sebastian: Flight information

The things to know before you go.

Cheapest flight found	158 €
Cheapest month to fly	July

Finding cheap flights from Belfast International to San Sebastian: Frequently asked questions

How much are return flights from Belfast International to San Sebastian?

The best price we found for a return flight from Belfast International to San Sebastian is 158 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Belfast International to San Sebastian?

Currently, there are no airlines that fly direct from Belfast International to San Sebastian. But we found flights with one or more stops from 158 €.

How many flights are there a week from Belfast International to San Sebastian?

As of May 2026, there are no flights flying from Belfast International to San Sebastian.

When is the cheapest time to fly from Belfast International to San Sebastian?

The cheapest month to fly from Belfast International to San Sebastian is usually July.

Which upcoming date is cheapest to fly from Belfast International Airport to San Sebastian Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Belfast International Airport to San Sebastian Airport on Tuesday, 7 July 2026.

Can I get a direct flight from Belfast International Airport to San Sebastian Airport?

No airlines currently offer direct flights between Belfast International Airport and San Sebastian Airport. Most routes have one or more stops.

How can I find the best flight deal to San Sebastian?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Sebastian but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to San Sebastian?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Sebastian is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Belfast International Airport to San Sebastian with?

Currently, easyJet offers the cheapest flight tickets to San Sebastian.

Travelling from Belfast International Airport (BFS) to San Sebastian Airport (EAS): what you need to know

San Sebastian's timezone is UTC+1, making San Sebastian one hour ahead of Belfast.
Get to the airport on time so you don't miss your BFS to EAS flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid a last-minute sprint to the gate.
During popular months like August, you'll want to get to the airport earlier. Plan to arrive two hours before domestic departures and four hours ahead for international flights whenever you're travelling during peak periods in general.
Consider adding a stopover when booking your ticket from Belfast International Airport to San Sebastian Airport. Just deselect 'Direct flights only' to break up your trip, or perhaps see a new city along the way. Here are some options between BFS and EAS:
- Edinburgh Airport
- Barcelona-El Prat Airport
- Palma de Mallorca Airport

How to find the cheapest flights from Belfast International Airport (BFS) to San Sebastian Airport (EAS)

The cheapest price we've found for a one-way Belfast International Airport to San Sebastian Airport flight is 81 €. A round-trip fare right now is 158 €. Depending on the availability and when you book, these fares could change.
To score cheap tickets from BFS to EAS, book ahead. Airlines typically offer their most competitively priced fares when flights are first released.
The 'Whole month' search tool shows you the cheapest flights from Belfast International Airport to San Sebastian Airport throughout the month. It's a great way to find a bargain if your trip dates aren't set in stone.
You don't need to check every day to find out if fares have dropped when you set up a Price Alert. We'll send you an update the moment there's a change in price on cheap flights from BFS to EAS.
Pick your ideal departure and arrival times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Belfast International Airport to San Sebastian Airport.

Handy information about Belfast International Airport (BFS)

When it comes to the on-time performance of Belfast International Airport, data shows 67.55% of flights complete their journey on time.
Belfast International Airport is around 32 kilometres from central Belfast. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 30 minutes or so to get there, depending on the traffic.
Taking public transport? Expect a journey time of around 2 hours.
Get your journey off to a stress-free start by staying near BFS. Whether you have an early flight from Belfast International Airport to San Sebastian Airport or just don't like being rushed, these hotels have you covered:

Arriving at San Sebastian Airport (EAS)

The last thing you need is a lengthy journey to your hotel if you're landing late on a Belfast International Airport to San Sebastian Airport flight. Reserve one of these accommodation options near EAS instead:
Fast-track your adventure by picking up a San Sebastian Airport rental car. Grab a set of wheels from Europcar, Keddy By Europcar or Hertz to explore San Sebastian and beyond.
For the lowest price, book your ride from San Sebastian Airport around two weeks before travelling.

Getting from San Sebastian Airport (EAS) to central San Sebastian

From San Sebastian Airport, San Sebastian is approximately 21 kilometres away. It takes around 25 minutes to get to the centre driving.
Getting there on public transport takes about 40 minutes.

When to fly to San Sebastian Airport (EAS)

It's time to work out your trip dates for your flight from Belfast International Airport to San Sebastian Airport. June is the most popular month to visit San Sebastian. If you're after a quieter vibe, go in January.
When reserving your flight from Belfast International Airport to San Sebastian Airport, think about the type of weather you enjoy. August is the warmest month in San Sebastian, with the temperature ranging from 15ºC (59ºF) to 25ºC (77ºF).
If you like cooler conditions, search for a cheap ticket from BFS to EAS in January. Average temperatures are between 4ºC (39ºF) and 13ºC (55ºF) then.

Explore more of Spain

Zaragoza is just one of the many places in Spain waiting to be explored after you've experienced San Sebastian. Around 209 kilometres away to the south-east, top sights here include Puente de Piedra, Museo Pablo Gargallo and El Tubo.
If you're looking to explore another corner of Spain, consider Salamanca, about 402 kilometres south-west of San Sebastian. Plaza Mayor, S.O.U. Servicio de Orientación al Universitario. Universidad de Salamanca and Pontifical University of Salamanca are key highlights.