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

Return flights

27 Oct - 13 Nov	Spirit Airlines
27 Oct - 12 Nov	Spirit Airlines
27 Oct - 16 Nov	Spirit Airlines
27 Oct - 09 Nov	Spirit Airlines
20 Oct - 09 Nov	Spirit Airlines
30 Oct - 13 Nov	Spirit Airlines
30 Oct - 12 Nov	Spirit Airlines
30 Oct - 16 Nov	Spirit Airlines
30 Oct - 09 Nov	Spirit Airlines
30 Oct - 10 Nov	Avianca
14 Oct - 28 Oct	Spirit Airlines
18 Oct - 26 Oct	United
12 Oct - 16 Oct	Spirit Airlines
12 Oct - 13 Oct	Spirit Airlines

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

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 Los Angeles to Rio Negro in October from 326€

Return flights