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

Return flights

26 Sep - 08 Oct	Avianca
08 Sep - 17 Sep	Spirit Airlines
08 Sep - 18 Sep	Spirit Airlines
05 Sep - 10 Sep	Spirit Airlines
08 Sep - 15 Sep	Spirit Airlines
15 Sep - 30 Oct	Spirit Airlines
05 Sep - 15 Sep	Spirit Airlines
16 Sep - 27 Oct	Spirit Airlines
03 Sep - 15 Sep	Spirit Airlines
25 Sep - 15 Oct	Air France
24 Sep - 05 Oct	Air France
25 Sep - 25 Oct	Air France
10 Sep - 17 Sep	Air France
20 Sep - 26 Sep	Air France
17 Sep - 01 Oct	Air France
17 Sep - 22 Sep	Air France
22 Sep - 05 Oct	Air France
27 Sep - 11 Oct	Air France
18 Sep - 29 Sep	Air France

Also check the deals for one-way flights from San Jose to Rome 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 San Jose to Rome in September from $714

Return flights