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

Return flights

20 Aug - 05 Sep	Spirit Airlines
19 Aug - 26 Aug	Spirit Airlines
07 Aug - 21 Aug	Avianca
14 Aug - 25 Aug	Spirit Airlines
04 Aug - 20 Aug	Avianca
06 Aug - 13 Aug	Spirit Airlines
20 Aug - 10 Sep	Spirit Airlines
15 Aug - 07 Sep	Spirit Airlines
12 Aug - 27 Aug	Avianca
05 Aug - 12 Sep	Avianca
14 Aug - 24 Aug	Spirit Airlines
01 Aug - 01 Sep	Avianca
05 Aug - 26 Aug	Avianca
15 Aug - 08 Sep	Spirit Airlines
14 Aug - 01 Sep	Spirit Airlines
12 Aug - 08 Sep	Arajet
05 Aug - 19 Aug	Spirit Airlines
07 Aug - 27 Aug	Avianca
25 Aug - 15 Sep	JetSmart
25 Aug - 01 Sep	JetSmart

Also check the deals for one-way flights from Rio Negro to Madrid 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 Rio Negro to Madrid in August from $694

Return flights