Cheap flights from Rome to San Francisco
Cheapest current fares: $523 in September 2026, 10,060 km direct flight in ~11h 50m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Rome (FCO) to San Francisco (SFO). Refreshed daily.
Rome (FCO) → San Francisco (SFO)
- September 2026 $523
- August 2026 $707
Frequently asked questions
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What is the cheapest month to fly from Rome to San Francisco?
Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Rome (FCO) to San Francisco (SFO), with fares starting from $523.
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What is the lowest current fare from FCO to SFO?
The lowest currently-listed fare from Rome (FCO) to San Francisco (SFO) is $523 on 2026-09-24.
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How long is the flight from Rome to San Francisco?
Direct flights from FCO to SFO cover approximately 10,060 km (6,251 miles), with an estimated flight time of 11h 50m. Operating airlines: AZ, UA.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.