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

Return flights

16 Aug - 23 Aug	Volaris
12 Aug - 17 Aug	Volaris
11 Aug - 23 Aug	Viva
31 Aug - 13 Sep	Copa
10 Aug - 15 Aug	Volaris
09 Aug - 15 Aug	Volaris
27 Aug - 09 Sep	Copa
29 Aug - 16 Sep	LATAM Airlines Group
29 Aug - 15 Sep	LATAM Airlines Group
04 Aug - 08 Aug	Volaris Costa Rica
07 Aug - 19 Aug	Volaris
29 Aug - 12 Sep	LATAM Airlines Group
29 Aug - 13 Sep	LATAM Airlines Group
29 Aug - 14 Sep	LATAM Airlines Group
14 Aug - 28 Aug	Copa
04 Aug - 14 Aug	Aeromexico

Also check the deals for one-way flights from Guadalajara 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 Guadalajara to Buenos Aires in August from 669€

Return flights