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

Return flights

14 Dec - 15 Dec	Ryanair	direct
01 Dec - 15 Dec	Ryanair	direct
01 Dec - 07 Dec	Ryanair	direct
01 Dec - 12 Dec	Ryanair	direct
08 Dec - 15 Dec	Ryanair	direct
08 Dec - 12 Dec	Ryanair	direct
07 Dec - 15 Dec	Ryanair	direct
07 Dec - 12 Dec	Ryanair	direct
18 Dec - 07 Jan	Ryanair	direct
01 Dec - 06 Dec	Ryanair	direct
01 Dec - 05 Dec	Ryanair	direct
26 Dec - 07 Jan	Ryanair	direct

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

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 Brussels to Gerona in December from 68€

Return flights