Cheapest return flights from Buenos Aires to San Jose in March from 479€

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

Return flights

26 Mar - 08 Apr Avianca
31 Mar - 07 Apr Avianca
25 Mar - 08 Apr Avianca
30 Mar - 06 Apr Avianca
31 Mar - 17 Apr Avianca
28 Mar - 18 Apr Avianca
31 Mar - 10 Apr Avianca
31 Mar - 15 Apr Avianca
29 Mar - 12 Apr Avianca
31 Mar - 12 Apr Avianca
26 Mar - 29 Mar JetSmart

Also check the deals for one-way flights from Buenos Aires 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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