Cheapest return SDR–ATH flights, September

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

Return flights

10 Sep - 14 Sep Vueling Airlines
04 Sep - 20 Sep Iberia
09 Sep - 13 Sep Ryanair
10 Sep - 23 Sep Vueling Airlines
09 Sep - 23 Sep Vueling Airlines
10 Sep - 13 Sep Vueling Airlines
09 Sep - 14 Sep Vueling Airlines
05 Sep - 23 Sep Vueling Airlines
06 Sep - 23 Sep Vueling Airlines
05 Sep - 14 Sep Vueling Airlines

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

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