AirHint found the following cheapest return flights from Las Vegas (LAS) to Rio Negro (MDE) in January 2026 (see full year).

Return flights

21 Jan - 27 Jan	Spirit Airlines
06 Jan - 13 Jan	Frontier Airlines
05 Jan - 12 Jan	Alaska Airlines
06 Jan - 12 Jan	Spirit Airlines
04 Jan - 12 Jan	Spirit Airlines
05 Jan - 13 Jan	Spirit Airlines
04 Jan - 13 Jan	Spirit Airlines
06 Jan - 10 Jan	Spirit Airlines
05 Jan - 10 Jan	Spirit Airlines
04 Jan - 10 Jan	Spirit Airlines

Also check the deals for one-way flights from Las Vegas to Rio Negro in January.

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 Las Vegas to Rio Negro in January from 432€

Return flights