A coastal cityscape with a bay, boats, and a mountainous backdrop.

Flight Destinations in Donostialdea/Donostia-San Sebastián

View ฿3,980 flight on Tue, 20 Oct 2026Opens in a new window

Popular airlines to Donostialdea/Donostia-San Sebastián

  • Air France

  • KLM

  • Lufthansa

  • Iberia

  • Swiss International Air Lines

  • Air Europa

  • Brussels Airlines

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Cheap round-trip flights to Donostialdea/Donostia-San Sebastián

Prices were available within the past 7 days and start at ฿3,980 for one-way flights and ฿9,225 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Iberia
Iberia
Iberia
Iberia
Iberia
Iberia
Iberia
Iberia
British Airways

Frequently asked questions

How do I find cheap flights to Donostialdea/Donostia-San Sebastián that have flexible change policies?
We get that travel schedules can change in the blink of an eye, so choosing a flexible ticket with Expedia is always a smart move. Simply mark the "No change fee" box directly below the "Flexible change policies" filter. Your low-cost, flexible flight to Donostialdea/Donostia-San Sebastián is just a few clicks away.
How can I find cheap tickets to Donostialdea/Donostia-San Sebastián?
In the last seven days, ฿9,225 was the lowest price for a flight to Donostialdea/Donostia-San Sebastián. For even bigger savings, book well ahead of time and be flexible with your travel dates. Search for your airfare to Donostialdea/Donostia-San Sebastián, then compare prices for similar time frames by clicking on the "flexible dates" link above.
How much is a flight to Donostialdea/Donostia-San Sebastián?
You could have nabbed a return air ticket to Donostialdea/Donostia-San Sebastián from anywhere between ฿9,225 and ฿12,390 in the last seven days. For one-way journeys departing from Barcelona (BCN), the lowest price during this period was just ฿3,980.
How much is a plane ticket to Donostialdea/Donostia-San Sebastián?
In the last seven days, plane tickets to Donostialdea/Donostia-San Sebastián ranged from ฿9,225 to ฿12,390.
What is the best time to go to Donostialdea/Donostia-San Sebastián?
A lovely time to visit San Sebastián is after June 20 when the summer season begins. In Donostialdea/Donostia-San Sebastián's busiest city, average temperatures fluctuate from 16ºC to 21ºC at this time — excellent weather for seeing the sights! April, May and June are the most popular months to discover this destination.
What months are the cheapest to book a flight to Donostialdea/Donostia-San Sebastián?
To bag an awesome deal to Donostialdea/Donostia-San Sebastián, try to book during the month of February when prices are at their cheapest. When's the most costly? In the U.S, it's the festive month of December.

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About Donostialdea/Donostia-San Sebastián

Expedia offers flights to Donostialdea/Donostia-San Sebastián to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Donostialdea/Donostia-San Sebastián or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Donostialdea/Donostia-San Sebastián
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