AirHint found the following cheapest return flights from San Francisco (SFO) to Rome (FCO) in May 2026 (see full year).

Return flights

04 May - 11 May	Scandinavian Airlines
11 May - 26 May	British Airways
15 May - 26 May	TAP
07 May - 14 May	British Airways
25 May - 09 Jun	Scandinavian Airlines
02 May - 16 May	British Airways
15 May - 25 May	TAP
15 May - 26 May	ITA Airways	direct
02 May - 16 May	United	direct

Also check the deals for one-way flights from San Francisco to Rome 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 San Francisco to Rome in May from $474

Return flights