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

Return flights

31 Dec - 11 Jan	Copa
31 Dec - 11 Jan	Avianca	direct
23 Dec - 03 Jan	Copa
27 Dec - 03 Jan	Copa
06 Dec - 19 Dec	Spirit Airlines
06 Dec - 15 Dec	Spirit Airlines
08 Dec - 19 Dec	Spirit Airlines
06 Dec - 25 Dec	Spirit Airlines
06 Dec - 26 Dec	Spirit Airlines
08 Dec - 15 Dec	Spirit Airlines
08 Dec - 25 Dec	Spirit Airlines
08 Dec - 26 Dec	Spirit Airlines
08 Dec - 29 Dec	Spirit Airlines
08 Dec - 28 Dec	Spirit Airlines
31 Dec - 10 Jan	Spirit Airlines
23 Dec - 10 Jan	Spirit Airlines
27 Dec - 10 Jan	Spirit Airlines
15 Dec - 03 Jan	Spirit Airlines
23 Dec - 11 Jan	Spirit Airlines
27 Dec - 11 Jan	Spirit Airlines

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

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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan

Cheapest return flights from Rio Negro to San Juan in December from 246€

Return flights