Cheapest return flights from Brussels to San Jose in September from 646€

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

Return flights

06 Sep - 18 Sep Air Canada
01 Sep - 20 Sep United
24 Sep - 06 Oct United
01 Sep - 10 Sep United
05 Sep - 19 Sep United
10 Sep - 22 Sep United
17 Sep - 04 Oct United
18 Sep - 02 Oct SWISS
18 Sep - 04 Oct United
26 Sep - 10 Oct United

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

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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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