Cheapest return flights from Buenos Aires to San Jose in April from $496

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

Return flights

13 Apr - 24 Apr Sky Airline
14 Apr - 23 Apr JetSmart
15 Apr - 28 Apr Sky Airline
13 Apr - 27 Apr Sky Airline
08 Apr - 27 Apr Sky Airline
08 Apr - 21 Apr Sky Airline
09 Apr - 26 Apr Sky Airline
09 Apr - 23 Apr Sky Airline
08 Apr - 20 Apr Sky Airline
14 Apr - 26 Apr JetSmart
08 Apr - 06 May LATAM Airlines Group
09 Apr - 14 May JetSmart
29 Apr - 07 May LATAM Airlines Group
27 Apr - 04 May Aerolíneas Argentinas
18 Apr - 05 May LATAM Airlines Group
18 Apr - 07 May LATAM Airlines Group
18 Apr - 09 May LATAM Airlines Group
18 Apr - 04 May LATAM Airlines Group
22 Apr - 11 May Avianca
28 Apr - 07 May Sky Airline

Also check the deals for one-way flights from Buenos Aires to San Jose in April.

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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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