What is the most punctual flight time for Rome to San Francisco flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

How often are flights from Rome to San Francisco delayed?

About 23% of weekly flights between Rome and San Francisco have experienced delays in the past year, with the average delay time being 133 minutes.

Which airline has the best punctuality record on Rome to San Francisco flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 21% of flights being delayed.

How long is the flight from Rome Fiumicino Airport to San Francisco?

For as low as $608, TAP AIR PORTUGAL can have you in San Francisco from Rome Fiumicino Airport in 18h 49m. Airlines will cover a distance of 6246 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Rome Fiumicino Airport to San Francisco round-trip?

Currently priced at $565, United Airlines will fly you from Rome Fiumicino Airport to San Francisco and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from ITA Airways and Lufthansa - these airlines can fly you to your destination from $580 and $629, respectively. United Airlines is 23% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Rome Fiumicino Airport to San Francisco one-way?

To fly one-way, consider booking your trip with LEVEL, which is currently one of the cheapest options available, starting at $264. TAP AIR PORTUGAL flights start at $332 while deals on WestJet start at $398 one-way.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the cheapest flights from Rome Fiumicino Airport to San Francisco?

Looking for the cheapest flight from Rome Fiumicino Airport to San Francisco? While on average our users pay $2,196, our data indicates the cheapest price to be $689. The most popular route (Rome Fiumicino - San Francisco), is priced around $444.

What are the most reliable airlines from Rome Fiumicino Airport to San Francisco?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Rome Fiumicino Airport to San Francisco on time: United Airlines (63%), Lufthansa (63%), SAUDIA (48%).

What are the most popular airlines that fly from Rome Fiumicino Airport to San Francisco?

The most popular airlines flying from Rome Fiumicino Airport to San Francisco are United Airlines, ITA Airways and British Airways. Something to consider prior to booking your flight.

Most accurate provider : When it comes to deals on Rome Fiumicino Airport-San Francisco flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Rome Fiumicino Airport-San Francisco flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Rome Fiumicino Airport-San Francisco flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Rome Fiumicino Airport-San Francisco flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rome Fiumicino Airport-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to San Francisco from Rome Fiumicino?

San Francisco (SFO) is the airport you will fly into if you book a flight from Rome Fiumicino to San Francisco. You should not have trouble finding flights to San Francisco from Rome Fiumicino; the airport handles an average of 0 inbound flights from Rome Fiumicino per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the San Francisco airport from Rome Fiumicino. It is only a 11.8 mi journey from San Francisco (SFO) to San Francisco’s city center.

How can I find direct flights from Leonardo da Vinci/Fiumicino to San Francisco?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Leonardo da Vinci/Fiumicino to San Francisco.

Can I find deals for business class flights from Leonardo da Vinci/Fiumicino to San Francisco?

Yes. Cheapflights offers flight deals from Leonardo da Vinci/Fiumicino to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$455+ Flights from Rome Fiumicino Airport to San Francisco

Q: How much does it cost to fly round-trip from Rome Fiumicino Airport to San Francisco?

Airfare is below average for this route at the moment. Rome Fiumicino Airport to San Francisco flights typically cost between $671 and $897 in February. The cheapest round-trip price found within the last 3 days was $444 on TAP AIR PORTUGAL (Feb 26-Mar 4).

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Find cheap flights from Leonardo da Vinci/Fiumicino to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Rome Fiumicino to San Francisco are usually found in February or May, booked 44 days in advance, depart on a Monday or Thursday and return on a Tuesday

Cheap flight deals from Leonardo da Vinci/Fiumicino to San Francisco

Cheapest flights from Leonardo da Vinci/Fiumicino to San Francisco
Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 3, 2025.

jue. 12/47:35 pmFCO - SFO

1 stop29h 30mTAP AIR PORTUGAL

lun. 12/84:35 pmSFO - FCO

1 stop17h 10mTAP AIR PORTUGAL

Deal found 12/2

$595

vie. 12/56:00 amFCO - SFO

1 stop19h 05mTAP AIR PORTUGAL

lun. 12/84:35 pmSFO - FCO

1 stop17h 10mTAP AIR PORTUGAL

Deal found 12/2

$625

mié. 12/179:10 amFCO - SFO

1 stop20h 09mITA Airways

mié. 1/149:10 amSFO - FCO

1 stop18h 10mITA Airways

Deal found 12/2

$675

jue. 12/189:10 amFCO - SFO

Nonstop12h 55mITA Airways

mié. 1/149:10 amSFO - FCO

1 stop18h 10mITA Airways

Deal found 12/2

$677

mar. 12/237:35 pmFCO - SFO

1 stop27h 55mTAP AIR PORTUGAL

mié. 12/314:35 pmSFO - FCO

1 stop17h 10mTAP AIR PORTUGAL

Deal found 12/2

$682

jue. 12/257:35 pmFCO - SFO

1 stop29h 30mTAP AIR PORTUGAL

mié. 12/314:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/2

$683

vie. 12/196:45 amFCO - SFO

1 stop37h 20mTurkish Airlines

mar. 1/136:50 pmSFO - FCO

1 stop30h 00mTurkish Airlines

Deal found 12/2

$689

dom. 12/217:35 pmFCO - SFO

1 stop28h 00mTAP AIR PORTUGAL

lun. 12/294:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/1

$709

sáb. 12/207:35 pmFCO - SFO

1 stop30h 10mTurkish Airlines

mar. 12/306:50 pmSFO - FCO

1 stop18h 05mTurkish Airlines

Deal found 12/2

$712

jue. 12/47:35 pmFCO - SFO

1 stop29h 30mTAP AIR PORTUGAL

sáb. 12/64:35 pmSFO - FCO

1 stop17h 10mTAP AIR PORTUGAL

Deal found 11/30

$714

Best flights from Leonardo da Vinci/Fiumicino to San Francisco
Discover carefully curated flight deals from Leonardo da Vinci/Fiumicino to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 3, 2025.

mar. 2/174:40 pmFCO - SFO

1 stop30h 50mTAP AIR PORTUGAL

lun. 2/234:35 pmSFO - FCO

1 stop17h 10mTAP AIR PORTUGAL

Deal found 12/3

$567

mar. 3/31:10 pmFCO - SFO

1 stop18h 49mBritish Airways

lun. 3/99:40 pmSFO - FCO

1 stop16h 15mBritish Airways

Deal found 12/3

$608

jue. 3/59:10 amFCO - SFO

Nonstop12h 55mITA Airways

jue. 3/124:05 pmSFO - FCO

Nonstop12h 10mITA Airways

Deal found 12/3

$610

mié. 2/2510:40 amFCO - SFO

2 stops23h 19mMultiple Airlines

mar. 3/36:10 amSFO - FCO

1 stop17h 50mMultiple Airlines

Deal found 12/3

$613

sáb. 3/71:10 pmFCO - SFO

1 stop18h 49mBritish Airways

lun. 3/96:30 pmSFO - FCO

1 stop14h 25mBritish Airways

Deal found 12/3

$608

vie. 3/611:35 amFCO - SFO

1 stop19h 29mBritish Airways

lun. 3/96:30 pmSFO - FCO

1 stop14h 25mBritish Airways

Deal found 12/3

$608

mié. 3/41:10 pmFCO - SFO

1 stop18h 49mBritish Airways

lun. 3/99:40 pmSFO - FCO

1 stop16h 15mBritish Airways

Deal found 12/2

$609

sáb. 3/71:10 pmFCO - SFO

1 stop18h 49mBritish Airways

dom. 3/156:30 pmSFO - FCO

1 stop15h 20mBritish Airways

Deal found 12/2

$609

dom. 3/11:10 pmFCO - SFO

1 stop18h 49mBritish Airways

lun. 3/96:30 pmSFO - FCO

1 stop14h 25mBritish Airways

Deal found 12/2

$609

lun. 1/128:50 pmFCO - SFO

1 stop27h 10mBritish Airways

dom. 1/252:36 pmSFO - FCO

2 stops18h 14mBritish Airways

Deal found 12/1

$612

jue. 1/153:45 pmFCO - SFO

1 stop32h 15mBritish Airways

mié. 1/281:25 pmSFO - FCO

2 stops18h 30mBritish Airways

Deal found 12/3

$613

Last-minute flights from Leonardo da Vinci/Fiumicino to San Francisco
Discover last-minute flight deals from Leonardo da Vinci/Fiumicino to San Francisco. Data last updated diciembre 3, 2025 and is based on user searches.

jue. 1/157:35 pmFCO - SFO

1 stop29h 30mTAP AIR PORTUGAL

mié. 1/284:35 pmSFO - FCO

1 stop17h 10mTAP AIR PORTUGAL

Deal found 12/1

$512

jue. 1/1511:55 amFCO - SFO

1 stop35h 40mScandinavian Airlines

dom. 2/154:40 pmSFO - FCO

1 stop33h 25mScandinavian Airlines

Deal found 12/2

$564

jue. 1/1511:55 amFCO - SFO

1 stop35h 40mScandinavian Airlines

jue. 1/224:40 pmSFO - FCO

1 stop33h 10mScandinavian Airlines

Deal found 12/1

$578

vie. 1/167:35 pmFCO - SFO

1 stop28h 10mTAP AIR PORTUGAL

vie. 1/307:10 pmSFO - FCO

1 stop19h 55mTAP AIR PORTUGAL

Deal found 12/2

$457

vie. 1/167:35 pmFCO - SFO

1 stop28h 10mTAP AIR PORTUGAL

vie. 1/237:10 pmSFO - FCO

1 stop31h 15mTAP AIR PORTUGAL

Deal found 12/2

$480

sáb. 1/176:00 amFCO - SFO

1 stop17h 45mTAP AIR PORTUGAL

sáb. 1/244:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/3

$542

sáb. 1/176:00 amFCO - SFO

1 stop17h 45mTAP AIR PORTUGAL

sáb. 1/314:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/2

$569

mar. 1/207:35 pmFCO - SFO

1 stop27h 55mTAP AIR PORTUGAL

vie. 1/307:10 pmSFO - FCO

1 stop31h 15mTAP AIR PORTUGAL

Deal found 12/1

$455

vie. 1/237:35 pmFCO - SFO

1 stop28h 10mTAP AIR PORTUGAL

sáb. 1/314:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/3

$520

One-way flights from Leonardo da Vinci/Fiumicino to San Francisco
Search for one-way flight options from Leonardo da Vinci/Fiumicino to San Francisco. Find affordable one-way fares based on user searches. Data last updated diciembre 3, 2025.

mié. 1/213:45 pmFCO - SFO

2 stops35h 45mBritish Airways

Deal found 12/3

$519

mar. 12/237:35 pmFCO - SFO

1 stop27h 55mTAP AIR PORTUGAL

Deal found 12/2

$520

dom. 4/197:10 amFCO - SFO

2 stops20h 13mBritish Airways

Deal found 12/1

$521

jue. 12/254:40 pmFCO - SFO

1 stop32h 25mTAP AIR PORTUGAL

Deal found 12/2

$522

sáb. 12/137:35 pmFCO - SFO

1 stop24h 30mTurkish Airlines

Deal found 12/1

$526

mar. 1/137:35 pmFCO - SFO

1 stop27h 55mTAP AIR PORTUGAL

Deal found 12/2

$528

dom. 5/107:35 amFCO - SFO

2 stops19h 25mIberia

Deal found 12/2

$534

jue. 1/812:15 pmFCO - SFO

3 stops43h 25mMultiple Airlines

Deal found 11/30

$536

lun. 12/2210:45 pmFCO - SFO

2 stops48h 45mMultiple Airlines

Deal found 12/2

$541

mar. 12/237:25 amFCO - SFO

2 stops40h 05mMultiple Airlines

Deal found 12/2

$542

mié. 12/2412:10 pmFCO - SFO

1 stop17h 00mMultiple Airlines

Deal found 12/1

$543

Find flight deals from Leonardo da Vinci/Fiumicino to San Francisco

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$444 (lol.travel)
Popular in	July
Cheapest in	February
Average price	$792
Good round-trip deal	$689 or less
Good one-way deal	$833 or less

Provider with most accurate pricing for Rome Fiumicino-San Francisco flight deals.

Search Deals

Provider most trusted by Cheapflights users for Rome Fiumicino-San Francisco flights.

Search Deals

From Rome Fiumicino to San Francisco

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($85 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Rome Fiumicino to San Francisco.

Search Deals

Price to beat on a one-way flight from Rome Fiumicino to San Francisco.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Rome Fiumicino Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

mar. 2/17

4:40 pm-2:30 pm

1 stop30h 50m

San Francisco

lun. 2/23

4:35 pm-6:45 pm

1 stop17h 10m

$567

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

mar. 3/3

1:10 pm-10:59 pm

1 stop18h 49m

San Francisco

lun. 3/9

9:40 pm-9:55 pm

1 stop16h 15m

$608

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

sáb. 3/7

1:10 pm-10:59 pm

1 stop18h 49m

San Francisco

lun. 3/9

6:30 pm-4:55 pm

1 stop14h 25m

$608

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

vie. 3/6

11:35 am-10:04 pm

1 stop19h 29m

San Francisco

lun. 3/9

6:30 pm-4:55 pm

1 stop14h 25m

$608

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

mié. 3/4

1:10 pm-10:59 pm

1 stop18h 49m

San Francisco

lun. 3/9

9:40 pm-9:55 pm

1 stop16h 15m

$609

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

sáb. 3/7

1:10 pm-10:59 pm

1 stop18h 49m

San Francisco

dom. 3/15

6:30 pm-5:50 pm

1 stop15h 20m

$609

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

dom. 3/1

1:10 pm-10:59 pm

1 stop18h 49m

San Francisco

lun. 3/9

6:30 pm-4:55 pm

1 stop14h 25m

$609

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

jue. 3/5

9:10 am-1:05 pm

Nonstop12h 55m

San Francisco

jue. 3/12

4:05 pm-12:15 pm

Nonstop12h 10m

$610

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

lun. 1/12

8:50 pm-3:00 pm

1 stop27h 10m

San Francisco

dom. 1/25

2:36 pm-5:50 pm

2 stops18h 14m

$612

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

mié. 2/25

10:40 am-12:59 am

2 stops23h 19m

San Francisco

mar. 3/3

6:10 am-9:00 am

1 stop17h 50m

$613

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 19 results

Compare providers for flights from Leonardo da Vinci/Fiumicino to San Francisco

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Leonardo da Vinci/Fiumicino to San Francisco in December.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Thrive Travel	Price Accuracy3 stars	Trust Score*1 star
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
Ovago	Price Accuracy2 stars	Trust Score*2 stars
Gotogate	Price Accuracy3 stars	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Rome Fiumicino Airport-San Francisco flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Rome Fiumicino Airport-San Francisco flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Rome Fiumicino Airport-San Francisco flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Rome Fiumicino Airport-San Francisco flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rome Fiumicino Airport-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Leonardo da Vinci/Fiumicino to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Leonardo da Vinci/Fiumicino with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Rome Fiumicino Airport to San Francisco

Prices

Delays

How far ahead should I book a flight from Rome Fiumicino Airport to San Francisco?

The best time to book flights from Rome Fiumicino Airport to San Francisco is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Rome Fiumicino Airport to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Rome Fiumicino Airport to San Francisco (average of $435). Flying from Rome Fiumicino Airport to San Francisco in July is currently the most expensive (average of $700). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from FCO to SFO?

When flying from Rome Fiumicino Airport to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 29% versus a flight in the afternoon.

How much does it cost to fly round-trip from Rome Fiumicino Airport to San Francisco?

The best insider tips for Rome Fiumicino Airport to San Francisco flights

Cheapflights partnered with top experts to bring you the best recommendations for your Rome Fiumicino Airport to San Francisco trip

Airports

FCO

Consider using the Fast Track at FCO for a smoother security and passport control experience, especially if you're not flying business class.

SFO

Use BART for an affordable trip from SFO to downtown San Francisco. It takes about 40 minutes and is the cheapest option.

Our travel experts

Robert Schrader

Expert on FCO

Harriet Baskas

Expert on SFO

Reviews of airlines servicing San Francisco

See what other customers who have flown with United Airlines, Lufthansa, and ITA Airways from Rome Fiumicino Airport to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,064 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

United Airlines

7.4

Good

9,064 reviews

United Airlines

7.4

Good

9,064 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Lufthansa

6.8

Okay

7,605 reviews

United Airlines

7.4

Good

9,064 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

ITA Airways

6.7

Okay

1,094 reviews

United Airlines

7.4

Good

9,064 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

British Airways

6.7

Okay

7,550 reviews

United Airlines

7.4

Good

9,064 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

What airport do you fly into for flights to San Francisco from Rome Fiumicino?
San Francisco (SFO) is the airport you will fly into if you book a flight from Rome Fiumicino to San Francisco. You should not have trouble finding flights to San Francisco from Rome Fiumicino; the airport handles an average of 0 inbound flights from Rome Fiumicino per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the San Francisco airport from Rome Fiumicino. It is only a 11.8 mi journey from San Francisco (SFO) to San Francisco’s city center.
How long is the flight from Rome Fiumicino Airport to San Francisco?
For as low as $608, TAP AIR PORTUGAL can have you in San Francisco from Rome Fiumicino Airport in 18h 49m. Airlines will cover a distance of 6246 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Rome Fiumicino Airport to San Francisco round-trip?
Currently priced at $565, United Airlines will fly you from Rome Fiumicino Airport to San Francisco and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from ITA Airways and Lufthansa - these airlines can fly you to your destination from $580 and $629, respectively. United Airlines is 23% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Rome Fiumicino Airport to San Francisco one-way?
To fly one-way, consider booking your trip with LEVEL, which is currently one of the cheapest options available, starting at $264. TAP AIR PORTUGAL flights start at $332 while deals on WestJet start at $398 one-way.
What are the most reliable airlines from Rome Fiumicino Airport to San Francisco?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Rome Fiumicino Airport to San Francisco on time: United Airlines (63%), Lufthansa (63%), SAUDIA (48%).
What are the cheapest flights from Rome Fiumicino Airport to San Francisco?
Looking for the cheapest flight from Rome Fiumicino Airport to San Francisco? While on average our users pay $2,196, our data indicates the cheapest price to be $689. The most popular route (Rome Fiumicino - San Francisco), is priced around $444.
Can I find deals for flights from Leonardo da Vinci/Fiumicino to San Francisco that include hotel bookings?
Yes. In addition to deals on Leonardo da Vinci/Fiumicino to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Leonardo da Vinci/Fiumicino to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Leonardo da Vinci/Fiumicino to San Francisco.
Can I find deals for business class flights from Leonardo da Vinci/Fiumicino to San Francisco?
Yes. Cheapflights offers flight deals from Leonardo da Vinci/Fiumicino to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Rome Fiumicino Airport to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Rome Fiumicino Airport to San Francisco (average of $435). Flying from Rome Fiumicino Airport to San Francisco in July is currently the most expensive (average of $700). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Roseville

South San Francisco

Santa Cruz

Livermore

Turlock

Manteca

Watsonville

Sunnyvale

Santa Clara

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Top 4 airlines flying from Leonardo da Vinci/Fiumicino to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$565	Average$766	FlexibilityNo cancel fee	On-time69%
ITA Airways	Cheapest$580	Average$761	FlexibilityNo cancel fee	On-time81%
Lufthansa	Cheapest$629	Average$820	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$636	Average$796	FlexibilityNo cancel fee	On-time70%

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$455+ Cheap flights from Fiumicino (FCO) to San Francisco (SFO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/20. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Rome Fiumicino to San Francisco are usually found in February or May, booked 44 days in advance, depart on a Monday or Thursday and return on a Tuesday

Cheap flight deals from Leonardo da Vinci/Fiumicino to San Francisco

Cheapest flights from Leonardo da Vinci/Fiumicino to San FranciscoExplore the most affordable flight options available from Leonardo da Vinci/Fiumicino to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 3, 2025.

Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 3, 2025.

Find flight deals from Leonardo da Vinci/Fiumicino to San Francisco

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Best time to book a flight from Leonardo da Vinci/Fiumicino to San Francisco

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Everything you need to know about your flight from Rome Fiumicino Airport to San Francisco

How far ahead should I book a flight from Rome Fiumicino Airport to San Francisco?

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The best insider tips for Rome Fiumicino Airport to San Francisco flights

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Reviews of airlines servicing San Francisco

See what other customers who have flown with United Airlines, Lufthansa, and ITA Airways from Rome Fiumicino Airport to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Leonardo da Vinci/Fiumicino to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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Alternative routes for Leonardo da Vinci/Fiumicino to San Francisco

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Top 4 airlines flying from Leonardo da Vinci/Fiumicino to San Francisco

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Cheapest flights from Leonardo da Vinci/Fiumicino to San Francisco
Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 3, 2025.