Cheapest return flights from Athens to Bilbao in December from $256

AirHint found the following cheapest return flights from Athens (ATH) to Bilbao (BIO) in December 2025 (see full year).

Return flights

27 Dec - 16 Jan Vueling Airlines
28 Dec - 16 Jan Vueling Airlines
25 Dec - 01 Jan Air France
31 Dec - 07 Jan SKY express
25 Dec - 12 Jan Vueling Airlines
26 Dec - 16 Jan Vueling Airlines
28 Dec - 03 Jan Iberia
27 Dec - 12 Jan Vueling Airlines
28 Dec - 12 Jan Vueling Airlines
25 Dec - 31 Dec Air France
26 Dec - 12 Jan Vueling Airlines
26 Dec - 31 Dec KLM
27 Dec - 30 Dec Iberia
24 Dec - 29 Dec Air France
26 Dec - 29 Dec KLM
23 Dec - 29 Dec Ryanair
26 Dec - 30 Dec Turkish Airlines
25 Dec - 28 Dec Air France
25 Dec - 29 Dec Vueling Airlines
27 Dec - 29 Dec Vueling Airlines

Also check the deals for one-way flights from Athens to Bilbao in December.

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