Cheapest one-way flights from San Juan to Rio Negro in December from $68

AirHint found the following cheapest one-way flights from San Juan (SJU) to Rio Negro (MDE) in December 2025 (see full year).

One-Way flights

31 Dec Avianca
24 Dec Copa
27 Dec American Airlines
24 Dec Avianca direct
30 Dec Frontier Airlines
28 Dec American Airlines
25 Dec Copa
26 Dec American Airlines
29 Dec American Airlines
29 Dec Avianca direct

Also check the deals for return flights from San Juan to Rio Negro in December.

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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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