Cheap flights from Rome to San Francisco from $297
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome to San Francisco departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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TAP AIR PORTUGAL flights from Rome to San Francisco
Our best TAP AIR PORTUGAL deals on Rome to San Francisco flight tickets
Condor flights from Rome to San Francisco
Our best Condor deals on Rome to San Francisco flight tickets
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How to get the cheapest flight ticket from Rome to San Francisco
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Francisco?
If you aren’t able to travel to San Francisco during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $623.
What is the cheapest day to depart on your flight to San Francisco?
The cheapest day to depart from Rome to San Francisco is on a Wednesday when prices can be found for as low as $739. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $920.
What is the cheapest time of day to depart on your flight to San Francisco?
Our data shows that the cheapest Rome to San Francisco flights are usually those with departure times in the evening. Our users have found flights to San Francisco in the evening for as low as $671. Flights in the afternoon are often more expensive with an average ticket price of $864.
What is the cheapest Rome to San Francisco flight route?
Fly from Rome Fiumicino to San Francisco for the best Rome - San Francisco flight prices
How far in advance should I book a flight to San Francisco?
You are more likely to see cheaper flights to San Francisco from Rome when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $722 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Rome for as low as $650 on momondo.
What cabin class options are available on Rome to San Francisco flights?
There are 3 cabin classes available to choose from on Rome to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Rome to San Francisco?
Vueling, TAP AIR PORTUGAL, and Iberia are the most popular carriers operating from Rome to San Francisco
What airlines fly to San Francisco?
United Airlines, ITA Airways and British Airways are the top three most popular airlines that fly to San Francisco from Rome according to our data. United Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 5 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.
How many flights depart from Rome to San Francisco on average per day?
4 flights are operational daily from Rome to San Francisco as of June 2025. The most popular departure time for this route is 9:00AM, with 60% of flights per day taking off at noon.
How many flights depart from Rome to San Francisco on average per week?
33 flights are operational weekly from Rome to San Francisco as of June 2025. The most popular departure day for this route is Wed, with 15% of flights per week taking off on this day.
When to book flights from Rome to San Francisco
Cheap Rome to San Francisco (ROM to SFO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Rome to San Francisco
Best Price Found | $297 |
|---|---|
Fastest flight time | 12h 35m |
Direct flights | Every day |
Airports in San Francisco | 1 airport |
How far is Rome to San Francisco by plane?
A flight from Rome to San Francisco will travel around 6237.4 mi. In terms of flight time, this usually takes a little over 12h 35m.
When did momondo last update prices for flights from Rome to San Francisco Airport?
Prices for flights from Rome to San Francisco Airport were last updated today.
How many operators does momondo search for flights from Rome to San Francisco Airport?
As of June 2025, there are 5 operators available to choose from for flights from Rome to San Francisco Airport.
How old do you have to be to fly from Rome to San Francisco Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Rome to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Rome to San Francisco?
momondo data reveals that the most frequently booked plane model on the route from Rome to San Francisco is Boeing 777, representing 60.97% of all bookings. The subsequent popular models are Airbus A330-900neo at 31.55%, Boeing 747-8 at 3.08%, and Airbus A350-900 at 2.02%.
What is the most popular airline from Rome to San Francisco?
momondo data reveals that the most frequently booked airline on the route from Rome to San Francisco is ITA Airways, representing 28% of all bookings. The subsequent popular airlines are British Airways at 26%, United Airlines at 23%, and Lufthansa at 15%.
Best airlines flying from Rome to San Francisco
Compare and see reviews for airlines that fly from Rome to San Francisco with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $426 | Free Cancellation | Rating 7.1 1,885 reviews | |||
| PriceFrom $531 | Free Cancellation | Rating 6.7 990 reviews | |||
| PriceFrom $552 | Free Cancellation | Rating 6.6 7,008 reviews | |||
| PriceFrom $604 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $610 | Free Cancellation | Rating 6.7 7,139 reviews |
United Airlines Flights From Rome to San Francisco
United Airlines operates around 7 flights from Rome to San Francisco every week. The average price of these flights found in the last 72 hours has been $797, but momondo users have found United Airlines deals from Rome to San Francisco from as low as $604 round-trip. United Airlines has been scored 7.4/10 in 8,790 reviews.
ITA Airways Flights From Rome to San Francisco
ITA Airways (6.7/10 from 990 reviews) operates around 5 flights from Rome to San Francisco in any given week. The average ITA Airways airfare for this route is around $730, with deals from around $531 rare but found on momondo. Referenced prices are for round-trip Rome to San Francisco flight searches in the last 72 hours.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Rome to San Francisco?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Rome to San Francisco. momondo saves you time and could save you money on your trip.
Can I find flights from Rome to San Francisco with flexible booking policies on momondo?
Yes. All flights to San Francisco from Rome on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Rome to San Francisco?
momondo provides multiple filters to help you find the best flight to San Francisco from Rome. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Rome to San Francisco right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to San Francisco from Rome. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.