AirHint found the following cheapest return flights from Rome (FCO) to San Jose (SJO) in August 2025 (see full year).

Return flights

28 Aug - 15 Sep	Norse Atlantic Airways
28 Aug - 18 Sep	United
25 Aug - 07 Sep	United
21 Aug - 31 Aug	United
20 Aug - 30 Aug	Condor
28 Aug - 04 Sep	TAP
20 Aug - 31 Aug	Condor
20 Aug - 27 Aug	Condor
16 Aug - 20 Aug	Air France
18 Aug - 01 Sep	Wizz Air Malta
16 Aug - 23 Aug	Air France
18 Aug - 31 Aug	Air France
17 Aug - 25 Aug	Air France
16 Aug - 31 Aug	Aeroitalia
16 Aug - 28 Aug	Iberia

Also check the deals for one-way flights from Rome to San Jose 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 Rome to San Jose in August from 762€

Return flights