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

Return flights

16 Mar - 23 Mar	Wingo	direct
07 Mar - 10 Mar	Avianca
19 Mar - 26 Mar	Wingo	direct
23 Mar - 30 Apr	Wingo	direct
19 Mar - 23 Mar	Wingo	direct
16 Mar - 22 Mar	Wingo	direct
12 Mar - 19 Mar	Wingo	direct
19 Mar - 29 Mar	Wingo	direct
19 Mar - 30 Mar	Wingo	direct
09 Mar - 15 Mar	Wingo	direct
01 Mar - 08 Mar	Wingo	direct
30 Mar - 02 Apr	Wingo	direct
19 Mar - 16 Apr	Copa
31 Mar - 07 Apr	Copa
31 Mar - 03 Apr	Avianca	direct
19 Mar - 06 Apr	Wingo	direct
29 Mar - 02 Apr	Avianca	direct
28 Mar - 02 Apr	Avianca	direct
26 Mar - 05 Apr	Avianca	direct
26 Mar - 06 Apr	Avianca	direct

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

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 San Jose to Rio Negro in March from $176

Return flights