AirHint found the following cheapest return flights from Rio Negro (MDE) to San Jose (SJO) in August 2025 (see full year).

Return flights

07 Aug - 18 Aug	Wingo	direct
02 Aug - 04 Aug	Wingo	direct
07 Aug - 16 Aug	Wingo	direct
07 Aug - 11 Aug	Wingo	direct
15 Aug - 18 Aug	JetSmart
07 Aug - 10 Aug	Avianca	direct
06 Aug - 10 Aug	Avianca	direct
17 Aug - 25 Aug	Copa
08 Aug - 13 Aug	Copa
02 Aug - 09 Aug	Copa
30 Aug - 06 Sep	Copa

Also check the deals for one-way flights from Rio Negro to San Jose in August.

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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Cheapest return flights from Rio Negro to San Jose in August from 138€

Return flights