Cheapest return flights from Los Angeles to Rio Negro in September from $326

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

Return flights

20 Sep - 27 Sep Spirit Airlines
14 Sep - 22 Sep Spirit Airlines
08 Sep - 14 Sep Spirit Airlines
17 Sep - 29 Sep Spirit Airlines
05 Sep - 08 Sep Spirit Airlines
01 Sep - 08 Sep Spirit Airlines
03 Sep - 10 Sep Spirit Airlines
10 Sep - 17 Sep Spirit Airlines
03 Sep - 17 Sep Spirit Airlines
09 Sep - 30 Sep Spirit Airlines
10 Sep - 01 Oct Spirit Airlines
16 Sep - 08 Oct Spirit Airlines
04 Sep - 01 Oct Spirit Airlines
23 Sep - 09 Oct Spirit Airlines
24 Sep - 10 Oct Spirit Airlines

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

Skyscanner

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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