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

Return flights

29 Aug - 05 Sep	Ryanair
22 Aug - 27 Aug	Volotea
29 Aug - 19 Sep	Ryanair	direct
29 Aug - 17 Sep	Ryanair	direct
29 Aug - 01 Sep	Ryanair
29 Aug - 31 Aug	Ryanair
28 Aug - 03 Sep	Ryanair
27 Aug - 05 Sep	Vueling Airlines
29 Aug - 03 Sep	Ryanair
22 Aug - 25 Aug	Volotea
25 Aug - 01 Sep	Ryanair
28 Aug - 17 Sep	Vueling Airlines
29 Aug - 05 Sep	Ryanair	direct
24 Aug - 27 Aug	Ryanair
26 Aug - 27 Aug	Vueling Airlines
25 Aug - 31 Aug	Ryanair
20 Aug - 25 Aug	Ryanair
28 Aug - 30 Aug	Ryanair
27 Aug - 28 Aug	Vueling Airlines
20 Aug - 27 Aug	Ryanair

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

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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Cheapest return flights from Santander to Dublin in August from 167€

Return flights