San Francisco

$426+ Cheap flights from Fiumicino (FCO) to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
FCO — SFO
nov. 27 — déc. 41
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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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Rome Fiumicino to San Francisco are usually found in May or February, 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

Discover tips and strategies to find the most affordable flight options for your journey from Leonardo da Vinci/Fiumicino (FCO) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octobre 28, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$464
(oojo)

One-way from

$426
(Finnair)

Popular in

July

Cheapest in

May

Average price

$665

Good round-trip deal

$695 or less

Good one-way deal

$680 or less
Provider with most accurate pricing for Rome Fiumicino-San Francisco flight deals.
Provider most trusted by Cheapflights users for Rome Fiumicino-San Francisco flights.
From Rome Fiumicino to San Francisco
One-way flight from Rome Fiumicino to San Francisco
Highest demand for flights based on searches. 11% potential increase in price ($92 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
Average for round-trip flights in October 2025
Price to beat on a round-trip flight from Rome Fiumicino to San Francisco.
Price to beat on a one-way flight from Rome Fiumicino to San Francisco.

Find 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 octobre 28, 2025.

This oojo deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/44:40 pmFCO - SFO
1 stop32h 25mTAP AIR PORTUGAL
lun. 12/84:35 pmSFO - FCO
1 stop17h 10mTAP AIR PORTUGAL
Deal found 10/26$464
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/94:40 pmFCO - SFO
1 stop30h 50mTAP AIR PORTUGAL
mer. 1/144:35 pmSFO - FCO
1 stop22h 30mTAP AIR PORTUGAL
Deal found 10/28$476
This FlightHub deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/184:40 pmFCO - SFO
1 stop30h 50mTAP AIR PORTUGAL
lun. 12/14:35 pmSFO - FCO
1 stop17h 10mTAP AIR PORTUGAL
Deal found 10/27$544
This lol.travel deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/184:40 pmFCO - SFO
1 stop30h 50mTAP AIR PORTUGAL
sam. 2/284:35 pmSFO - FCO
1 stop22h 30mTAP AIR PORTUGAL
Deal found 10/26$559
This lol.travel deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/114:40 pmFCO - SFO
1 stop32h 25mTAP AIR PORTUGAL
lun. 3/95:35 pmSFO - FCO
1 stop22h 30mTAP AIR PORTUGAL
Deal found 10/28$561
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/167:35 pmFCO - SFO
1 stop27h 55mTAP AIR PORTUGAL
lun. 12/294:35 pmSFO - FCO
1 stop22h 30mTAP AIR PORTUGAL
Deal found 10/28$568
This lol.travel deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 11/237:35 pmFCO - SFO
1 stop28h 00mTAP AIR PORTUGAL
lun. 12/84:35 pmSFO - FCO
1 stop22h 30mTAP AIR PORTUGAL
Deal found 10/28$570
This lol.travel deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/86:00 amFCO - SFO
1 stop17h 35mTAP AIR PORTUGAL
mer. 1/144:35 pmSFO - FCO
1 stop22h 30mTAP AIR PORTUGAL
Deal found 10/28$573
This lol.travel deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/136:00 amFCO - SFO
1 stop17h 45mTAP AIR PORTUGAL
lun. 12/294:35 pmSFO - FCO
1 stop22h 30mTAP AIR PORTUGAL
Deal found 10/28$581

Cheapflights Fare Finder

 
Customize your flight search to find flights from Leonardo da Vinci/Fiumicino to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octobre 28, 2025.
Use the filters below to find and compare flights from Rome Fiumicino Airport to San Francisco that are best for you.

Fly from

Leonardo da Vinci/Fiumicino

Fly to

San Francisco

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

$487

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

lun. 4/13

7:10 pm-6:00 pm

1 stop31h 50m

San Francisco

dim. 4/19

7:45 pm-9:15 pm

1 stop16h 30m

$578

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

jeu. 12/11

7:35 pm-4:05 pm

1 stop29h 30m

San Francisco

lun. 3/9

5:35 pm-12:05 am

1 stop22h 30m

$584

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

mar. 11/18

1:05 pm-10:54 am

1 stop30h 49m

San Francisco

mar. 12/2

8:50 am-10:55 am

1 stop17h 05m

$615

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

mer. 11/19

7:05 am-12:40 pm

1 stop14h 35m

San Francisco

ven. 12/5

8:30 am-7:45 am

1 stop14h 15m

$622

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

mer. 11/19

7:05 am-12:40 pm

1 stop14h 35m

San Francisco

jeu. 12/11

8:25 am-8:30 am

1 stop15h 05m

$622

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

jeu. 11/20

7:05 am-3:55 pm

1 stop17h 50m

San Francisco

jeu. 12/11

7:00 am-7:45 am

1 stop15h 45m

$622

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

jeu. 11/20

7:05 am-3:55 pm

1 stop17h 50m

San Francisco

mer. 12/10

7:00 am-7:45 am

1 stop15h 45m

$622

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

sam. 11/22

7:05 am-8:10 pm

1 stop22h 05m

San Francisco

mar. 12/9

6:30 am-8:30 am

2 stops17h 00m

$623

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

sam. 11/22

7:05 am-8:10 pm

1 stop22h 05m

San Francisco

mer. 12/10

12:43 am-8:30 am

2 stops22h 47m

$623

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 22 results
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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 October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust 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

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

Use this chart to determine the optimal time to book a round-trip flight from Leonardo da Vinci/Fiumicino to San Francisco. Price data was last updated on October 24, 2025.

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 $426). 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?

Find hourly flight availability from Leonardo da Vinci/Fiumicino to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octobre 28, 2025.

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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
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.

Read more about FCOby Robert Schrader
SFO

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

Read more about SFOby Harriet Baskas
Our travel experts
Robert Schrader

Robert Schrader

Expert on FCO

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated octobre 28, 2025.
See what other customers who have flown with United Airlines, TAP AIR PORTUGAL, and Lufthansa 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.

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

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

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

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

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

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

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

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

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

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

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

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

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?

    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 1 inbound flight from Rome Fiumicino per day. You should also have plenty of airline options to choose from since 5 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 $615, TAP AIR PORTUGAL can have you in San Francisco from Rome Fiumicino Airport in 30h 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 $426, TAP AIR PORTUGAL will fly you from Rome Fiumicino Airport to San Francisco and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and ITA Airways - these airlines can fly you to your destination from $565 and $575, respectively. TAP AIR PORTUGAL is 41% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 (78%), Lufthansa (78%), SAUDIA (62%).

  • 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 $2,225, our data indicates the cheapest price to be $597. The most popular route (Rome Fiumicino - San Francisco), is priced around $447.

  • 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 $426). 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

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
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Top 5 airlines flying from Leonardo da Vinci/Fiumicino to San Francisco

Discover the top 5 airlines that operate flights from Leonardo da Vinci/Fiumicino to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octobre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$426Average$555FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$565Average$766FlexibilityNo cancel feeOn-time69%
ITA AirwaysCheapest$575Average$741FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$615Average$818FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$624Average$796FlexibilityNo cancel feeOn-time70%

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