Cheapest return flights from Dublin to Santander in December from 172€

AirHint found the following cheapest return flights from Dublin (DUB) to Santander (SDR) in December 2025 (see full year).

Return flights

28 Dec - 16 Jan Ryanair direct
31 Dec - 06 Jan Ryanair
31 Dec - 04 Jan Ryanair
28 Dec - 01 Jan Ryanair
28 Dec - 11 Jan Ryanair direct
28 Dec - 03 Jan Ryanair
28 Dec - 04 Jan Ryanair
27 Dec - 05 Jan Ryanair
28 Dec - 02 Jan Ryanair
28 Dec - 01 Jan Ryanair direct
27 Dec - 31 Dec Ryanair

Also check the deals for one-way flights from Dublin to Santander in December.

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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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