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 Friday 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 22% of weekly flights between Rome and San Francisco have experienced delays in the past year, with the average delay time being 135 minutes.

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.

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 $550, TAP AIR PORTUGAL can have you in San Francisco from Rome Fiumicino Airport in 17h 45m. 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 24% 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 $2,267, our data indicates the cheapest price to be $701. The most popular route (Rome Fiumicino - San Francisco), is priced around $509.

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.

$521+ Flights from Rome Fiumicino Airport to San Francisco

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

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 November, 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 12, 2025.

jue. 12/1811:15 amFCO - SFO

1 stop38h 30mTurkish Airlines

jue. 1/226:50 pmSFO - FCO

1 stop34h 00mTurkish Airlines

Deal found 12/10

$688

jue. 12/189:10 amFCO - SFO

Nonstop12h 55mMultiple Airlines

jue. 1/227:00 amSFO - FCO

1 stop15h 05mMultiple Airlines

Deal found 12/10

$696

sáb. 12/276:00 amFCO - SFO

1 stop17h 45mTAP AIR PORTUGAL

mié. 1/74:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/11

$698

dom. 12/214:40 pmFCO - SFO

1 stop30h 55mTAP AIR PORTUGAL

lun. 12/294:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/11

$719

jue. 12/259:10 amFCO - SFO

Nonstop12h 55mITA Airways

jue. 1/83:05 pmSFO - FCO

Nonstop12h 10mITA Airways

Deal found 12/11

$720

jue. 12/189:10 amFCO - SFO

Nonstop12h 55mITA Airways

jue. 1/13:05 pmSFO - FCO

Nonstop12h 10mITA Airways

Deal found 12/10

$722

jue. 12/259:10 amFCO - SFO

1 stop17h 00mMultiple Airlines

jue. 1/83:05 pmSFO - FCO

Nonstop12h 10mMultiple Airlines

Deal found 12/11

$730

jue. 12/189:10 amFCO - SFO

Nonstop12h 55mMultiple Airlines

jue. 1/111:14 amSFO - FCO

1 stop16h 06mMultiple Airlines

Deal found 12/10

$758

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 12, 2025.

sáb. 1/246:00 amFCO - SFO

1 stop17h 45mTAP AIR PORTUGAL

sáb. 1/314:35 pmSFO - FCO

1 stop17h 10mTAP AIR PORTUGAL

Deal found 12/11

$550

lun. 3/21:10 pmFCO - SFO

1 stop18h 49mBritish Airways

lun. 4/64:35 pmSFO - FCO

1 stop18h 40mBritish Airways

Deal found 12/10

$615

jue. 2/1910:40 amFCO - SFO

2 stops19h 02mMultiple Airlines

vie. 2/276:10 amSFO - FCO

1 stop17h 50mMultiple Airlines

Deal found 12/9

$616

jue. 2/264:40 pmFCO - SFO

1 stop32h 25mTAP AIR PORTUGAL

mié. 3/44:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/11

$569

mié. 3/41:10 pmFCO - SFO

1 stop18h 49mBritish Airways

mar. 4/74:35 pmSFO - FCO

1 stop21h 15mBritish Airways

Deal found 12/10

$615

jue. 2/2610:40 amFCO - SFO

2 stops19h 02mMultiple Airlines

mié. 3/46:00 amSFO - FCO

2 stops18h 00mMultiple Airlines

Deal found 12/11

$616

mié. 3/41:10 pmFCO - SFO

1 stop39h 39mBritish Airways

lun. 4/64:35 pmSFO - FCO

1 stop18h 40mBritish Airways

Deal found 12/10

$615

sáb. 3/711:35 amFCO - SFO

1 stop20h 47mBritish Airways

mar. 4/74:35 pmSFO - FCO

1 stop21h 15mBritish Airways

Deal found 12/10

$615

jue. 1/155:50 pmFCO - SFO

1 stop30h 10mBritish Airways

mié. 1/2811:48 amSFO - FCO

2 stops20h 07mBritish Airways

Deal found 12/10

$620

dom. 1/2512:20 pmFCO - SFO

1 stop15h 25mBritish Airways

jue. 2/268:40 pmSFO - FCO

1 stop29h 45mBritish Airways

Deal found 12/10

$620

mar. 6/97:40 amFCO - SFO

1 stop15h 10mBritish Airways

dom. 6/214:35 pmSFO - FCO

1 stop14h 20mBritish Airways

Deal found 12/10

$620

lun. 1/198:50 pmFCO - SFO

1 stop27h 10mBritish Airways

mié. 2/255:30 pmSFO - FCO

1 stop16h 50mBritish Airways

Deal found 12/10

$620

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 12, 2025 and is based on user searches.

jue. 1/154:40 pmFCO - SFO

1 stop32h 25mTAP AIR PORTUGAL

mié. 1/284:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/10

$541

mié. 1/216:00 amFCO - SFO

1 stop17h 30mTAP AIR PORTUGAL

mié. 1/284:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/10

$521

mié. 1/216:00 amFCO - SFO

1 stop17h 30mTAP AIR PORTUGAL

vie. 2/277:10 pmSFO - FCO

1 stop19h 55mTAP AIR PORTUGAL

Deal found 12/11

$567

jue. 1/227:35 pmFCO - SFO

1 stop29h 30mTAP AIR PORTUGAL

lun. 3/24:35 pmSFO - FCO

1 stop22h 30mTAP AIR PORTUGAL

Deal found 12/11

$555

vie. 1/237:35 pmFCO - SFO

1 stop28h 10mTAP AIR PORTUGAL

lun. 3/24:35 pmSFO - FCO

1 stop17h 10mTAP AIR PORTUGAL

Deal found 12/11

$548

sáb. 1/246:00 amFCO - SFO

1 stop17h 45mTAP AIR PORTUGAL

sáb. 1/314:35 pmSFO - FCO

1 stop33h 50mTAP AIR PORTUGAL

Deal found 12/10

$540

sáb. 1/248:30 pmFCO - SFO

1 stop27h 30mBritish Airways

sáb. 1/312:37 pmSFO - FCO

2 stops17h 58mBritish Airways

Deal found 12/10

$618

dom. 1/2512:20 pmFCO - SFO

1 stop15h 25mBritish Airways

vie. 2/276:28 amSFO - FCO

2 stops19h 57mBritish Airways

Deal found 12/10

$620

lun. 1/2612:20 pmFCO - SFO

1 stop15h 25mBritish Airways

dom. 2/87:30 amSFO - FCO

2 stops18h 55mBritish Airways

Deal found 12/11

$606

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 12, 2025.

mar. 1/137:35 pmFCO - SFO

1 stop27h 55mTAP AIR PORTUGAL

Deal found 12/11

$545

dom. 1/117:35 pmFCO - SFO

1 stop28h 00mTAP AIR PORTUGAL

Deal found 12/10

$546

mié. 1/146:00 amFCO - SFO

1 stop17h 30mTAP AIR PORTUGAL

Deal found 12/10

$547

mié. 1/212:50 pmFCO - SFO

1 stop29h 15mTurkish Airlines

Deal found 12/10

$556

mar. 1/67:05 pmFCO - SFO

3 stops45h 48mMultiple Airlines

Deal found 12/9

$570

jue. 3/266:00 amFCO - SFO

3 stops36h 31mMultiple Airlines

Deal found 12/9

$577

mié. 12/2410:35 pmFCO - SFO

3 stops50h 30mMultiple Airlines

Deal found 12/10

$589

sáb. 3/286:40 pmFCO - SFO

2 stops27h 10mFinnair

Deal found 12/10

$590

dom. 3/2211:25 pmFCO - SFO

3 stops56h 24mMultiple Airlines

Deal found 12/11

$596

jue. 1/87:10 pmFCO - SFO

3 stops51h 21mMultiple Airlines

Deal found 12/11

$601

dom. 5/107:35 amFCO - SFO

2 stops19h 20mIberia

Deal found 12/11

$602

jue. 4/210:30 amFCO - SFO

2 stops19h 51mFinnair

Deal found 12/11

$609

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	$507
Popular in	January
Cheapest in	February
Average price	$792
Good round-trip deal	$3,340 or less
Good one-way deal	$820 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. 3% potential increase in price ($26 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

sáb. 1/24

6:00 am-2:45 pm

1 stop17h 45m

San Francisco

sáb. 1/31

4:35 pm-6:45 pm

1 stop17h 10m

$550

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

jue. 2/26

4:40 pm-4:05 pm

1 stop32h 25m

San Francisco

mié. 3/4

4:35 pm-12:05 am

1 stop22h 30m

$569

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

lun. 3/2

1:10 pm-10:59 pm

1 stop18h 49m

San Francisco

lun. 4/6

4:35 pm-8:15 pm

1 stop18h 40m

$615

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

mié. 3/4

1:10 pm-10:59 pm

1 stop18h 49m

San Francisco

mar. 4/7

4:35 pm-10:50 pm

1 stop21h 15m

$615

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

mié. 3/4

1:10 pm-7:49 pm

1 stop39h 39m

San Francisco

lun. 4/6

4:35 pm-8:15 pm

1 stop18h 40m

$615

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

sáb. 3/7

11:35 am-11:22 pm

1 stop20h 47m

San Francisco

mar. 4/7

4:35 pm-10:50 pm

1 stop21h 15m

$615

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

jue. 2/19

10:40 am-8:42 pm

2 stops19h 02m

San Francisco

vie. 2/27

6:10 am-9:00 am

1 stop17h 50m

$616

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

jue. 2/26

10:40 am-8:42 pm

2 stops19h 02m

San Francisco

mié. 3/4

6:00 am-9:00 am

2 stops18h 00m

$616

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

jue. 1/15

5:50 pm-3:00 pm

1 stop30h 10m

San Francisco

mié. 1/28

11:48 am-4:55 pm

2 stops20h 07m

$620

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

dom. 1/25

12:20 pm-6:45 pm

1 stop15h 25m

San Francisco

jue. 2/26

8:40 pm-11:25 am

1 stop29h 45m

$620

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 21 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, November is the cheapest month in which you can book a flight from Rome Fiumicino Airport to San Francisco (average of $459). 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.

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

9,094 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

9,094 reviews

United Airlines

7.4

Good

9,094 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

7,626 reviews

United Airlines

7.4

Good

9,094 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

1,102 reviews

United Airlines

7.4

Good

9,094 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

7,571 reviews

United Airlines

7.4

Good

9,094 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 $550, TAP AIR PORTUGAL can have you in San Francisco from Rome Fiumicino Airport in 17h 45m. 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 24% 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 $2,267, our data indicates the cheapest price to be $701. The most popular route (Rome Fiumicino - San Francisco), is priced around $509.
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, November is the cheapest month in which you can book a flight from Rome Fiumicino Airport to San Francisco (average of $459). 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

San Bruno

Redwood City

Daly City

Vallejo

Hollister

Foster City

Union City

Davis

San Ramon

Burlingame

Milpitas

Browse thousands of different options on Cheapflights for your next trip

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$769	FlexibilityNo cancel fee	On-time81%
Lufthansa	Cheapest$629	Average$818	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$636	Average$801	FlexibilityNo cancel fee	On-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$521+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.

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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Rome Fiumicino to San Francisco are usually found in February or November, 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 12, 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 12, 2025.

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

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

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

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

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

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.

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.

Cheapflights Insights

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?

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

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

How often are flights from Rome to San Francisco delayed?

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

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

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

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

AI-powered summary based on content written by travel experts. AI can make mistakes.

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

Airports

FCO

SFO

Our travel experts

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.

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

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

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

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

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

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

Can I find deals for flights from Leonardo da Vinci/Fiumicino to San Francisco that include hotel bookings?

How can I 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?

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

Traveling to a place near San Francisco?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Leonardo da Vinci/Fiumicino to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

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

100% Free

Book with Flexibility

Travel Smart

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 12, 2025.