Cheap flights from San Francisco to Rome from $507

The cheapest month to fly to Rome Fiumicino Airport from San Francisco is in November. Flight prices, which tend to average around $671, are often lower during this time because this is during the off-season. If you aren’t able to travel to Rome Fiumicino Airport during the month of November, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $685.

Our data shows that Monday is the least expensive day to fly to Rome Fiumicino Airport. Tickets to fly out on this day can be as low as $864. The most expensive day to fly to Rome Fiumicino Airport is Friday, with ticket prices averaging around $1,056.

Fly from San Francisco to Rome Fiumicino for the best San Francisco - Rome Fiumicino flight prices

You are more likely to see cheaper flights to Rome Fiumicino Airport from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Rome Fiumicino Airport for around $844 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rome Fiumicino Airport from San Francisco for as low as $802 on momondo.

There are 3 cabin classes available to choose from on San Francisco to Rome Fiumicino Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between San Francisco to Rome Fiumicino Airport.

ITA Airways and Icelandair are the most popular carriers operating from San Francisco to Rome Fiumicino

ITA Airways, United Airlines and Condor are the top three most popular airlines that fly to Rome Fiumicino Airport from San Francisco according to our data. ITA Airways is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Rome Fiumicino Airport. Keep in mind that there are 15 different airlines that fly to Rome Fiumicino Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between San Francisco and Rome have experienced a delay on any given week. The average delay length over the past 12 months has been 141 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

According to our data, ITA Airways have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

Frankfurt am Main (FRA) was the most common stop: 59% of momondo users choosing 1-stop flights on this route connected there.

Flights via Lisbon (LIS) offer the lowest average round-trip price of $509.

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 14h 52m.

Frankfurt am Main (FRA) has the shortest average layover time for this route: 1h 45m.

3 flights are operational daily from San Francisco to Rome Fiumicino Airport as of May 2026. The most popular departure time for this route is 4:00PM, with 100% of flights per day taking off in the afternoon.

As of May 2026, 27 flights take off from San Francisco and land in Rome Fiumicino Airport each week. The most common flight departure day for this route is Tue, with 19% of weekly flights taking off on this day.