Cheapest return flights from Brussels to San Jose in December from $641

Best time to book flights for Brussels (BRU) to San Jose (SJO) flights at AirHint

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

Return flights

10 Dec - 23 Dec SWISS
03 Dec - 11 Dec United
31 Dec - 13 Jan United
31 Dec - 23 Jan United
05 Dec - 22 Dec SWISS
01 Dec - 15 Dec United
06 Dec - 19 Dec United
05 Dec - 19 Dec SWISS
08 Dec - 20 Dec United
27 Dec - 17 Jan United
12 Dec - 30 Dec Iberia
24 Dec - 07 Jan United
17 Dec - 31 Dec SWISS
22 Dec - 09 Jan Iberia
17 Dec - 03 Jan British Airways
20 Dec - 03 Jan Vueling Airlines
21 Dec - 05 Jan United
22 Dec - 02 Jan Iberia
18 Dec - 04 Jan United

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

Skyscanner

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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