Cheapest return flights from San Diego to Rio Negro in October from 339€

AirHint found the following cheapest return flights from San Diego (SAN) to Rio Negro (MDE) in October 2025 (see full year).

Return flights

24 Oct - 27 Oct Frontier Airlines
08 Oct - 13 Oct Copa
17 Oct - 26 Oct Copa
20 Oct - 27 Oct Copa
27 Oct - 07 Nov Copa
15 Oct - 20 Oct Copa
03 Oct - 06 Oct Copa
21 Oct - 27 Oct United
21 Oct - 26 Oct United
31 Oct - 07 Nov United
23 Oct - 27 Oct Frontier Airlines
17 Oct - 25 Oct Frontier Airlines
16 Oct - 02 Nov United

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

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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