AirHint found the following cheapest one-way flights from San Sebastian (EAS) to Keflavik (KEF) in May 2026 (see full year).
One-Way flights
| 02 May | Vueling Airlines | ||
| 23 May | Volotea | ||
| 01 May | Vueling Airlines | ||
| 10 May | Iberia |
Also check the deals for return flights from San Sebastian to Keflavik in May.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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