Cheapest return DUB–SDR flights, December

AirHint found the following cheapest return flights from Dublin (DUB) to Santander (SDR) in December 2026 (see full year).

Return flights

07 Dec - 14 Dec Ryanair direct
07 Dec - 21 Dec Ryanair direct
14 Dec - 21 Dec Ryanair direct
07 Dec - 11 Dec Ryanair direct
11 Dec - 14 Dec Ryanair direct
11 Dec - 21 Dec Ryanair direct
14 Dec - 28 Dec Ryanair direct
14 Dec - 01 Jan Ryanair direct
11 Dec - 28 Dec Ryanair direct
18 Dec - 21 Dec Ryanair direct
18 Dec - 28 Dec Ryanair direct
18 Dec - 01 Jan Ryanair direct
28 Dec - 01 Jan Ryanair direct
26 Dec - 01 Jan Vueling Airlines
25 Dec - 01 Jan KLM
21 Dec - 01 Jan KLM
31 Dec - 03 Jan Iberia Express
28 Dec - 08 Jan Ryanair direct
28 Dec - 11 Jan Ryanair direct
21 Dec - 01 Jan Ryanair direct

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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