Cheapest return flights from San Sebastian to Brussels in December from $212

AirHint found the following cheapest return flights from San Sebastian (EAS) to Brussels (BRU) in December 2025 (see full year).

Return flights

13 Dec - 14 Dec Iberia
09 Dec - 11 Dec Iberia
16 Dec - 19 Dec Volotea
15 Dec - 22 Dec Iberia
08 Dec - 15 Dec Iberia
15 Dec - 19 Dec Iberia
17 Dec - 19 Dec Iberia
12 Dec - 14 Dec Vueling Airlines
20 Dec - 23 Dec Iberia
19 Dec - 21 Dec Vueling Airlines
31 Dec - 01 Jan Iberia
30 Dec - 01 Jan Vueling Airlines
29 Dec - 04 Jan Iberia

Also check the deals for one-way flights from San Sebastian to Brussels in December.

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