AirHint found the following cheapest return flights from San Juan (SJU) to Rio Negro (MDE) in April 2026 (see full year).

Return flights

18 Apr - 24 Apr	jetBlue	direct
18 Apr - 23 Apr	jetBlue	direct
19 Apr - 24 Apr	jetBlue	direct
20 Apr - 24 Apr	jetBlue	direct
21 Apr - 25 Apr	Arajet
17 Apr - 23 Apr	Copa
09 Apr - 14 Apr	Copa
18 Apr - 25 Apr	jetBlue	direct
19 Apr - 25 Apr	jetBlue	direct
17 Apr - 23 Apr	Avianca	direct
22 Apr - 13 May	Spirit Airlines
23 Apr - 14 May	Spirit Airlines
23 Apr - 13 May	Spirit Airlines

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

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 Juan to Rio Negro in April from $201

Return flights