Cheap flights to San Sebastian

Best observed return fare to San Sebastian (Spain): €172 from Toulouse in November 2026. The table compares plane tickets to San Sebastian from 3 departure cities, from our daily readings of fares actually observed (recorded on Oct 4). To weigh San Sebastian against other trips within the same budget, open the interactive cheap flights map.

Fares to San Sebastian by departure city

FromOctober 2026November 2026December 202690-day low
Toulouse—172 €271 €168 €
Geneva228 €——223 €
Brussels395 €——160 €

Return, per person, latest fare recorded for each city and month — the green cell is the best price. Click a city for its full 12-month calendar. The final price is confirmed with the partner at booking time.

When to go to San Sebastian: weather month by month

Average monthly temperatures observed over the last full year (Open-Meteo), not a forecast. Months above 20 °C: June, July, August.

Costs on the ground

Budget around €65 per person per day in San Sebastian for simple accommodation, meals and local transport (country average, activities excluded). For five days departing from Toulouse at the best observed fare, the total comes to about €497, flight included. Breakdown by trip length, travel style and departure city: how much do 5 days in San Sebastian cost?

Things to do in San Sebastian

Plan your trip

Frequently asked questions

Which city has the cheapest flights to San Sebastian?

From our readings over the last three days, the best return fare to San Sebastian is €172 departing from Toulouse, for a trip in November 2026. Fares from the other cities we track go up to €395.

How much is a plane ticket to San Sebastian?

In recent searches, a return flight to San Sebastian costs between €172 and €395 depending on the departure city and the month. These fares are actually observed and dated; the final price is confirmed with the partner at booking time.

When is the best time to visit San Sebastian?

The warmest months in San Sebastian are August, July, June. Compare that with the price calendar of each route: the cheapest months are usually outside school holidays.

All routes to San Sebastian

Where do these prices come from?

The fares shown are real observed prices from recent flight searches (round trip, per person), refreshed continuously. They give a reliable snapshot of the market, but can change hour to hour: the final price is always verified with the booking partner when you book.

To go further, the Fareaway interactive map puts all these destinations on a world map: set your budget and dates and instantly see where you can go — including that month's weather, local cost of living and visa requirements.