Cheapest one-way flights from Buenos Aires to San Jose in April from $261

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

One-Way flights

18 Apr LATAM Airlines Group
15 Apr LATAM Airlines Group
24 Apr Flybondi
28 Apr Flybondi
08 Apr JetSmart
23 Apr Sky Airline
14 Apr JetSmart
01 Apr Sky Airline
02 Apr LATAM Airlines Group
03 Apr JetSmart

Also check the deals for return 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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