AirHint found the following cheapest return flights from Toronto (YYZ) to Rio Negro (MDE) in August 2025 (see full year).

Return flights

30 Aug - 18 Sep	Avianca
30 Aug - 04 Sep	Avianca
26 Aug - 03 Sep	Copa
27 Aug - 03 Sep	Avianca
24 Aug - 07 Sep	Avianca
31 Aug - 07 Sep	Avianca
26 Aug - 01 Sep	Flair Airlines
29 Aug - 01 Sep	Avianca
27 Aug - 01 Sep	Avianca
23 Aug - 01 Sep	Avianca
24 Aug - 28 Aug	Avianca
21 Aug - 28 Aug	Avianca
20 Aug - 30 Aug	Avianca
27 Aug - 27 Aug	Avianca
18 Aug - 28 Aug	Avianca

Also check the deals for one-way flights from Toronto to Rio Negro in August.

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 Toronto to Rio Negro in August from 385€

Return flights