San Francisco

$434+ 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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
FCO — SFO
Oct 11 — Oct 181
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Find cheap flights from Leonardo da Vinci/Fiumicino to San Francisco with Cheapflights

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Cheapflights Tip: The best prices from Rome Fiumicino to San Francisco are usually found in November or May, booked 44 days in advance, depart on a Monday or Friday 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 September 11, 2025.

Round-trip from

$594
(Expedia)

One-way from

$434
(American Airlines)

Popular in

July

Cheapest in

November

Average price

$679

Good round-trip deal

$719 or less

Good one-way deal

$698 or less
From Rome Fiumicino to San Francisco
One-way flight from Rome Fiumicino to San Francisco
Highest demand for flights based on searches. 13% potential increase in price ($114 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Average for round-trip flights in September 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 September 11, 2025.

This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:00 amFCO - SFO
1 stop17h 30mMultiple Airlines
Tue 11/181:00 pmSFO - FCO
1 stop14h 40mMultiple Airlines
Deal found 9/11$594
This oojo deal was found by Cheapflights users on 9/10. 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.
Wed 10/89:20 amFCO - SFO
Nonstop13h 05mITA Airways
Wed 10/153:15 pmSFO - FCO
Nonstop12h 00mITA Airways
Deal found 9/10$595
This lol.travel deal was found by Cheapflights users on 9/10. 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.
Fri 10/179:20 amFCO - SFO
Nonstop13h 05mITA Airways
Thu 10/304:05 pmSFO - FCO
Nonstop12h 10mITA Airways
Deal found 9/10$596
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1510:20 amFCO - SFO
1 stop18h 37mMultiple Airlines
Sun 9/281:05 pmSFO - FCO
2 stops18h 50mMultiple Airlines
Deal found 9/11$598
This Condor deal was found by Cheapflights users on 9/10. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/118:20 amFCO - SFO
1 stop15h 10mCondor
Thu 9/184:30 pmSFO - FCO
1 stop15h 25mCondor
Deal found 9/10$599
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/269:45 amFCO - SFO
1 stop21h 46mMultiple Airlines
Tue 9/304:05 pmSFO - FCO
2 stops19h 35mMultiple Airlines
Deal found 9/10$600
This oojo deal was found by Cheapflights users on 9/11. 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.
Wed 11/266:00 amFCO - SFO
1 stop17h 30mTAP AIR PORTUGAL
Fri 12/57:10 pmSFO - FCO
1 stop31h 15mTAP AIR PORTUGAL
Deal found 9/11$602
This FlightHub deal was found by Cheapflights users on 9/11. 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.
Tue 11/254:40 pmFCO - SFO
1 stop30h 50mTAP AIR PORTUGAL
Sat 12/64:35 pmSFO - FCO
1 stop17h 10mTAP AIR PORTUGAL
Deal found 9/11$603
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:05 pmFCO - SFO
2 stops27h 00mMultiple Airlines
Mon 11/244:35 pmSFO - FCO
1 stop17h 10mMultiple Airlines
Deal found 9/11$610
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:10 amFCO - SFO
Nonstop12h 55mITA Airways
Thu 11/203:05 pmSFO - FCO
Nonstop12h 10mITA Airways
Deal found 9/11$613
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/255:55 amFCO - SFO
1 stop17h 35mTAP AIR PORTUGAL
Tue 8/188:30 pmSFO - FCO
2 stops35h 15mTAP AIR PORTUGAL
Deal found 9/11$615
This ITA Airways deal was found by Cheapflights users on 9/11. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/89:20 amFCO - SFO
Nonstop13h 05mITA Airways
Thu 11/133:05 pmSFO - FCO
Nonstop12h 10mITA Airways
Deal found 9/11$617

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 September 11, 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

Fri 9/26

9:45 am-10:31 pm

1 stop21h 46m

San Francisco

Tue 9/30

4:05 pm-8:40 pm

2 stops19h 35m

$600

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Wed 10/8

9:20 am-1:25 pm

Nonstop13h 05m

San Francisco

Sat 11/15

3:05 pm-12:15 pm

Nonstop12h 10m

$646

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Tue 12/2

6:10 am-11:50 am

1 stop14h 40m

San Francisco

Sun 12/7

9:59 am-3:20 pm

2 stops20h 21m

$647

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Tue 11/25

8:25 pm-11:50 am

1 stop24h 25m

San Francisco

Sun 12/7

3:40 pm-5:25 pm

1 stop16h 45m

$647

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Mon 10/13

8:30 pm-1:50 pm

1 stop26h 20m

San Francisco

Sun 11/16

5:30 pm-4:55 pm

1 stop14h 25m

$650

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Tue 11/25

8:25 pm-11:50 am

1 stop24h 25m

San Francisco

Tue 12/9

8:05 am-10:30 am

1 stop17h 25m

$651

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Thu 11/27

6:10 am-11:50 am

1 stop14h 40m

San Francisco

Sat 12/6

10:35 pm-7:55 am

1 stop24h 20m

$651

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Wed 11/26

6:10 am-3:57 pm

2 stops18h 47m

San Francisco

Fri 12/5

3:35 pm-5:25 pm

2 stops16h 50m

$664

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Fri 10/10

10:25 am-11:33 pm

2 stops22h 08m

San Francisco

Fri 11/14

9:51 am-11:45 am

2 stops16h 54m

$670

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Wed 10/15

10:25 am-7:30 pm

2 stops18h 05m

San Francisco

Sun 10/26

5:55 am-9:10 am

2 stops19h 15m

$670

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 23 results
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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

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 August 29, 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 $276). Flying from Rome Fiumicino Airport to San Francisco in June is currently the most expensive (average of $357). 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 September 11, 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 30% versus a flight in the afternoon.

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 September 11, 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.

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

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

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

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

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

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

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

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

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

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

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

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 4 inbound flights 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 $646, ITA Airways can have you in San Francisco from Rome Fiumicino Airport in 13h 05m. 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 British Airways and ITA Airways - these airlines can fly you to your destination from $552 and $575, respectively. TAP AIR PORTUGAL is 40% 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 $442. American Airlines flights start at $449 while deals on Turkish Airlines start at $530 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 (68%), Lufthansa (68%), Etihad Airways (50%).

  • 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 $1,943, our data indicates the cheapest price to be $562. The most popular route (Rome Fiumicino - San Francisco), is priced around $463.

  • 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 $276). Flying from Rome Fiumicino Airport to San Francisco in June is currently the most expensive (average of $357). 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$426Average$573FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$552Average$794FlexibilityNo cancel feeOn-time70%
ITA AirwaysCheapest$575Average$733FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$586Average$772FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$610Average$818FlexibilityNo cancel feeOn-time76%

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