AirHint found the following cheapest return flights from Rome (ROM) to Buenos Aires (EZE) in September 2026 (see full year).

Return flights

01 Sep - 01 Oct	KLM
01 Sep - 02 Oct	KLM
01 Sep - 07 Oct	KLM
01 Sep - 06 Oct	KLM
03 Sep - 03 Oct	Air France
09 Sep - 23 Sep	British Airways
05 Sep - 25 Sep	British Airways
01 Sep - 24 Sep	British Airways
11 Sep - 21 Sep	British Airways
02 Sep - 15 Sep	British Airways
02 Sep - 16 Sep	British Airways
10 Sep - 10 Oct	Air France
03 Sep - 10 Sep	British Airways
02 Sep - 13 Sep	LATAM Airlines Group
21 Sep - 09 Oct	Air Europa
01 Sep - 07 Oct	ITA Airways	direct
01 Sep - 24 Sep	ITA Airways	direct
01 Sep - 02 Oct	ITA Airways	direct
01 Sep - 06 Oct	ITA Airways	direct
09 Sep - 23 Sep	ITA Airways	direct

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

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 Rome to Buenos Aires in September from $1045

Return flights