Cheapest return flights from Bilbao to Lisbon in December from $152

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

Return flights

31 Dec - 07 Jan Air Europa
24 Dec - 26 Dec Air Europa
31 Dec - 06 Jan Iberia
30 Dec - 03 Jan Air Europa
31 Dec - 03 Jan Air Europa
29 Dec - 05 Jan Iberia
24 Dec - 31 Dec Air Europa
31 Dec - 02 Jan Air Europa
29 Dec - 31 Dec Air Europa
30 Dec - 01 Jan Air Europa
25 Dec - 27 Dec Air Europa
31 Dec - 05 Jan Iberia
27 Dec - 03 Jan Vueling Airlines
26 Dec - 15 Jan Vueling Airlines
24 Dec - 27 Dec Air Europa
26 Dec - 27 Dec Air Europa
26 Dec - 27 Dec Vueling Airlines direct
28 Dec - 31 Dec Air Europa
27 Dec - 31 Dec Air Europa
25 Dec - 31 Dec Air Europa

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

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