AirHint found the following cheapest return flights from Rome (FCO) to Buenos Aires (AEP) in May 2026 (see full year).

Return flights

01 May - 18 May	Turkish Airlines
08 May - 29 May	LATAM Airlines Group
01 May - 22 May	LATAM Airlines Group
08 May - 22 May	LATAM Airlines Group
15 May - 17 Jun	LATAM Airlines Group
18 May - 25 May	TAP
06 May - 18 May	TAP
04 May - 20 May	TAP
04 May - 18 May	TAP
06 May - 20 May	TAP
05 May - 18 May	TAP
28 May - 14 Jun	Air Europa
05 May - 01 Jun	Ryanair
13 May - 19 Jun	SWISS
06 May - 09 Jun	SWISS
25 May - 15 Jun	Ryanair
25 May - 12 Jun	Ryanair
30 May - 13 Jun	TAP
29 May - 02 Jun	Ryanair
28 May - 04 Jun	SWISS

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

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 May from $907

Return flights