AirHint found the following cheapest return flights from Foz Do Iguacu (IGU) to Buenos Aires (AEP) in July 2025 (see full year).

Return flights

21 Jul - 02 Aug	GOL Linhas Aéreas
18 Jul - 02 Aug	JetSmart
31 Jul - 02 Aug	JetSmart
18 Jul - 27 Jul	JetSmart
11 Jul - 27 Jul	JetSmart
25 Jul - 02 Aug	JetSmart
18 Jul - 28 Jul	JetSmart
11 Jul - 28 Jul	JetSmart
11 Jul - 15 Jul	JetSmart
11 Jul - 14 Jul	JetSmart
25 Jul - 27 Jul	JetSmart
13 Jul - 19 Jul	JetSmart
21 Jul - 24 Jul	JetSmart
14 Jul - 19 Jul	GOL Linhas Aéreas

Also check the deals for one-way flights from Foz Do Iguacu to Buenos Aires in July.

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 Foz Do Iguacu to Buenos Aires in July from 359€

Return flights