Cheapest return flights from Bilbao to San Jose in March from $761

AirHint found the following cheapest return flights from Bilbao (BIO) to San Jose (SJO) in March 2026 (see full year).

Return flights

16 Mar - 11 Apr Iberia
04 Mar - 11 Mar Vueling Airlines
31 Mar - 11 Apr Avianca
09 Mar - 12 Mar Vueling Airlines
18 Mar - 07 Apr Avianca
29 Mar - 10 Apr Vueling Airlines
28 Mar - 12 Apr Air Europa
30 Mar - 12 Apr Iberia
28 Mar - 11 Apr Air Europa
29 Mar - 09 Apr Vueling Airlines
29 Mar - 02 Apr Vueling Airlines
08 Mar - 12 Mar Vueling Airlines
28 Mar - 02 Apr Air Europa
01 Mar - 08 Mar Air France

Also check the deals for one-way flights from Bilbao to San Jose in March.

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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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