Cheapest return flights from San Juan to Rio Negro in December from $240

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

Return flights

10 Dec - 14 Dec Avianca
10 Dec - 15 Dec Avianca
03 Dec - 12 Dec Avianca direct
15 Dec - 15 Jan jetBlue direct
10 Dec - 14 Dec Avianca direct
03 Dec - 06 Dec Avianca direct
16 Dec - 22 Dec Avianca direct
21 Dec - 24 Dec Avianca direct
22 Dec - 30 Dec Avianca direct
02 Dec - 07 Dec Avianca
16 Dec - 23 Dec Avianca direct
23 Dec - 02 Jan Avianca direct
26 Dec - 01 Jan Avianca
20 Dec - 10 Jan Avianca
30 Dec - 03 Jan Arajet
25 Dec - 03 Jan Avianca
20 Dec - 03 Jan Avianca
29 Dec - 03 Jan Arajet
27 Dec - 02 Jan Arajet
27 Dec - 02 Jan jetBlue direct

Also check the deals for one-way 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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