Cheapest return flights from Brussels to San Jose in December from $923

AirHint found the following cheapest return flights from Brussels (BRU) to San Jose (SJO) in December 2026 (see full year).

Return flights

07 Dec - 21 Dec SWISS
27 Dec - 07 Jan Iberia
27 Dec - 06 Jan Iberia
26 Dec - 06 Jan Iberia
06 Dec - 03 Jan Iberia
26 Dec - 10 Jan Iberia
11 Dec - 22 Dec United
19 Dec - 02 Jan Ryanair
20 Dec - 02 Jan Air Canada
20 Dec - 30 Dec Air Europa
15 Dec - 31 Dec Air Europa
20 Dec - 31 Dec Ryanair

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

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