Cheapest return flights from San Francisco to Rome in September from $454

Best time to book flights for San Francisco (SFO) to Rome (FCO) flights at AirHint

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

Return flights

07 Sep - 23 Sep Scandinavian Airlines
08 Sep - 22 Sep Scandinavian Airlines
10 Sep - 21 Sep Scandinavian Airlines
17 Sep - 24 Sep Scandinavian Airlines
21 Sep - 29 Sep Scandinavian Airlines
24 Sep - 30 Sep Scandinavian Airlines
15 Sep - 22 Sep Scandinavian Airlines
02 Sep - 16 Sep Scandinavian Airlines
15 Sep - 30 Sep Scandinavian Airlines
17 Sep - 29 Sep Scandinavian Airlines
29 Sep - 15 Oct Scandinavian Airlines
28 Sep - 10 Oct Scandinavian Airlines
29 Sep - 13 Oct Scandinavian Airlines
23 Sep - 17 Oct Scandinavian Airlines
28 Sep - 10 Oct ITA Airways direct
23 Sep - 17 Oct ITA Airways direct
29 Sep - 15 Oct ITA Airways direct
29 Sep - 06 Oct United direct
29 Sep - 13 Oct United direct

Also check the deals for one-way flights from San Francisco to Rome 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 Rome

Cheap car rent in Rome