Cheapest return flights from Asuncion to Buenos Aires in September from $213

Best time to book flights for Asuncion (ASU) to Buenos Aires (AEP) flights at AirHint

AirHint found the following cheapest return flights from Asuncion (ASU) to Buenos Aires (AEP) in September 2025 (see full year).

Return flights

10 Sep - 12 Sep JetSmart direct
10 Sep - 28 Sep JetSmart direct
21 Sep - 28 Sep JetSmart direct
17 Sep - 28 Sep JetSmart direct
10 Sep - 01 Oct JetSmart direct
21 Sep - 01 Oct JetSmart direct
17 Sep - 01 Oct JetSmart direct
21 Sep - 12 Oct JetSmart direct
24 Sep - 01 Oct JetSmart direct
10 Sep - 22 Sep JetSmart direct
21 Sep - 22 Sep JetSmart direct
17 Sep - 22 Sep JetSmart direct
21 Sep - 10 Oct JetSmart direct
10 Sep - 24 Sep JetSmart direct
21 Sep - 24 Sep JetSmart direct
17 Sep - 24 Sep JetSmart direct
26 Sep - 01 Oct JetSmart direct
15 Sep - 01 Oct JetSmart direct
26 Sep - 12 Oct JetSmart direct
26 Sep - 10 Oct JetSmart direct

Also check the deals for one-way flights from Asuncion to Buenos Aires in September.

Skyscanner

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires