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

Return flights

30 Jan - 08 Feb	United
29 Jan - 09 Feb	United
20 Jan - 09 Feb	United
20 Jan - 10 Feb	United
26 Jan - 09 Feb	United
23 Jan - 09 Feb	United
30 Jan - 10 Feb	United
16 Jan - 24 Jan	Air Canada
08 Jan - 22 Jan	United
29 Jan - 16 Feb	United
17 Jan - 07 Feb	United
17 Jan - 31 Jan	United
31 Jan - 07 Feb	United
07 Jan - 21 Jan	United
01 Jan - 21 Jan	United
01 Jan - 22 Jan	United
03 Jan - 17 Jan	Lufthansa
03 Jan - 10 Jan	United

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

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 San Jose in January from 526€

Return flights