AirHint found the following cheapest return flights from Copenhagen (CPH) to Buenos Aires (AEP) in August 2025 (see full year).

Return flights

28 Aug - 29 Sep	Scandinavian Airlines
25 Aug - 09 Sep	Scandinavian Airlines
17 Aug - 28 Sep	Norwegian Air Sweden AOC
22 Aug - 15 Sep	Ryanair
21 Aug - 24 Aug	Scandinavian Airlines
25 Aug - 15 Sep	TAP
29 Aug - 11 Sep	Scandinavian Airlines
13 Aug - 28 Aug	Scandinavian Airlines
14 Aug - 31 Aug	Ryanair
21 Aug - 28 Aug	Scandinavian Airlines
13 Aug - 05 Sep	SWISS
01 Aug - 14 Sep	LATAM Airlines Group
01 Aug - 30 Aug	LATAM Airlines Group
12 Aug - 05 Sep	Emirates
08 Aug - 29 Aug	Emirates

Also check the deals for one-way flights from Copenhagen to Buenos Aires 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 Copenhagen to Buenos Aires in August from 1070€

Return flights