Cheapest return DUB–SDR flights, September

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

Return flights

20 Sep - 28 Sep Ryanair direct
20 Sep - 21 Sep Ryanair direct
28 Sep - 12 Oct Ryanair direct
20 Sep - 05 Oct Ryanair direct
14 Sep - 28 Sep Ryanair direct
27 Sep - 28 Sep Ryanair direct
28 Sep - 11 Oct Ryanair direct
27 Sep - 05 Oct Ryanair direct
23 Sep - 28 Sep Ryanair
21 Sep - 25 Sep Ryanair
27 Sep - 12 Oct Ryanair direct
20 Sep - 25 Sep Ryanair direct
28 Sep - 18 Oct Ryanair direct
21 Sep - 27 Sep Ryanair
28 Sep - 02 Oct Ryanair direct
14 Sep - 25 Sep Ryanair direct
27 Sep - 11 Oct Ryanair direct
28 Sep - 16 Oct Ryanair direct
17 Sep - 21 Sep Ryanair
20 Sep - 02 Oct Ryanair direct

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

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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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