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

Return flights

25 Aug - 07 Sep	Ryanair
28 Aug - 01 Sep	Ryanair
28 Aug - 08 Sep	Vueling Airlines
28 Aug - 17 Sep	Vueling Airlines
28 Aug - 10 Sep	Vueling Airlines
25 Aug - 28 Aug	Ryanair
28 Aug - 15 Sep	Vueling Airlines
23 Aug - 08 Sep	Vueling Airlines
23 Aug - 01 Sep	Vueling Airlines
24 Aug - 08 Sep	Vueling Airlines
23 Aug - 10 Sep	Vueling Airlines

Also check the deals for one-way flights from Santander to Copenhagen 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 Copenhagen in August from $299

Return flights