AirHint found the following cheapest return flights from Los Angeles (LAX) to Rio Negro (MDE) in December 2025 (see full year).

Return flights

07 Dec - 20 Jan	Copa
31 Dec - 08 Jan	United
24 Dec - 11 Jan	Copa
09 Dec - 10 Jan	Avianca
31 Dec - 07 Jan	Hawaiian Airlines
19 Dec - 24 Dec	Hawaiian Airlines
21 Dec - 16 Jan	Avianca
15 Dec - 09 Jan	Avianca
17 Dec - 28 Dec	Alaska Airlines
23 Dec - 30 Dec	Alaska Airlines
29 Dec - 05 Jan	Copa
25 Dec - 02 Jan	United
21 Dec - 30 Dec	Avianca
19 Dec - 30 Dec	Hawaiian Airlines
17 Dec - 11 Jan	Avianca
12 Dec - 28 Dec	Spirit Airlines
20 Dec - 26 Dec	Frontier Airlines
20 Dec - 30 Dec	Frontier Airlines
12 Dec - 21 Dec	Spirit Airlines
12 Dec - 26 Dec	Spirit Airlines

Also check the deals for one-way flights from Los Angeles to Rio Negro 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 Rio Negro

Cheap car rent in Rio Negro

Cheapest return flights from Los Angeles to Rio Negro in December from 416€

Return flights