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

Return flights

09 Jan - 15 Jan	jetBlue	direct
22 Jan - 03 Feb	Avianca	direct
08 Jan - 12 Jan	Copa
18 Jan - 25 Jan	Avianca	direct
01 Jan - 05 Jan	Avianca
03 Jan - 06 Jan	Avianca
01 Jan - 05 Jan	jetBlue	direct
18 Jan - 03 Feb	Spirit Airlines
22 Jan - 25 Jan	Spirit Airlines
22 Jan - 05 Feb	Spirit Airlines
08 Jan - 25 Jan	Spirit Airlines
18 Jan - 05 Feb	Spirit Airlines
07 Jan - 25 Jan	Spirit Airlines
08 Jan - 15 Jan	Spirit Airlines
22 Jan - 11 Feb	Spirit Airlines

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

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 January from $249

Return flights