San Francisco

$479+ Cheap flights from Rome (ROM) 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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
ROM — SFO
Apr 29 — May 61
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Cheapflights Tip: The best prices from Rome to San Francisco are usually found in March or February, booked 47 days in advance, depart on a Thursday or Monday and return on a Tuesday

Cheap flight deals from Rome to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Rome (ROM) 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 April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$630
(Orbitz)

One-way from

$479
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$674

Good round-trip deal

$746 or less

Good one-way deal

$692 or less
Provider with most accurate pricing for Rome (ROM)-San Francisco flight deals.
Provider most trusted by Cheapflights users for Rome (ROM)-San Francisco flights.
From Rome (ROM) to San Francisco
One-way flight from Rome (ROM) to San Francisco
Highest demand for flights based on searches. 13% potential increase in price ($110 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Rome (ROM) to San Francisco.
Price to beat on a one-way flight from Rome (ROM) to San Francisco.

Find flight deals from Rome to San Francisco

Cheapest flights from Rome to San Francisco
Explore the most affordable flight options available from Rome to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This lol.travel deal was found by Cheapflights users on 4/23. 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.
Thu 5/19:10 amFCO - SFO
Nonstop13h 05mITA Airways
Thu 5/153:15 pmSFO - FCO
Nonstop12h 00mITA Airways
Deal found 4/23$628
This Orbitz deal was found by Cheapflights users on 4/22. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/138:20 amFCO - SFO
2 stops22h 19mMultiple Airlines
Tue 5/209:25 amSFO - FCO
2 stops22h 30mMultiple Airlines
Deal found 4/22$630
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/96:30 amFCO - SFO
1 stop14h 15mDelta
Sun 5/111:45 pmSFO - FCO
2 stops18h 45mDelta
Deal found 4/24$631
This EaseMyTrip deal was found by Cheapflights users on 4/23. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/23:15 pmFCO - SFO
2 stops27h 19mBritish Airways
Sun 5/410:48 pmSFO - FCO
1 stop27h 32mBritish Airways
Deal found 4/23$633
This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/23. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/208:00 pmFCO - SFO
1 stop27h 30mTAP AIR PORTUGAL
Tue 9/166:45 pmSFO - FCO
2 stops33h 00mTAP AIR PORTUGAL
Deal found 4/23$635
This KLM deal was found by Cheapflights users on 4/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/265:25 pmFCO - SFO
1 stop27h 20mKLM
Tue 7/221:45 pmSFO - FCO
1 stop20h 05mKLM
Deal found 4/23$645
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Mon 4/288:20 amFCO - SFO
1 stop15h 10mCondor
Mon 5/54:30 pmSFO - FCO
1 stop15h 25mCondor
Deal found 4/23$650
This Finnair deal was found by Cheapflights users on 4/23. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:55 pmFCO - SFO
2 stops35h 05mFinnair
Tue 7/228:00 amSFO - FCO
1 stop15h 05mFinnair
Deal found 4/23$664
This lol.travel deal was found by Cheapflights users on 4/23. 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.
Tue 6/311:05 amFCO - SFO
1 stop21h 44mIberia
Tue 6/246:00 amSFO - FCO
1 stop16h 05mIberia
Deal found 4/23$700
This lol.travel deal was found by Cheapflights users on 4/23. 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.
Thu 5/2211:30 amFCO - SFO
2 stops19h 07mAir Canada
Sun 6/1512:15 pmSFO - FCO
1 stop14h 30mAir Canada
Deal found 4/23$709
This Expedia deal was found by Cheapflights users on 4/23. 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 5/217:10 amFCO - SFO
1 stop14h 30mLufthansa
Wed 5/284:35 pmSFO - FCO
Nonstop11h 45mLufthansa
Deal found 4/23$714
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/61:35 pmFCO - SFO
2 stops19h 37mAmerican Airlines
Sun 6/226:00 amSFO - FCO
1 stop16h 05mAmerican Airlines
Deal found 4/23$721

Cheapflights Fare Finder

Customize your flight search to find flights from Rome 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 April 24, 2025.
Use the filters below to find and compare flights from Rome to San Francisco that are best for you.

Fly from

Rome

Fly to

San Francisco

Route

Depart

Return

Price

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Tue 5/13

8:20 am-9:39 pm

2 stops22h 19m

San Francisco

Tue 5/20

9:25 am-4:55 pm

2 stops22h 30m

$630

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Fri 5/9

6:30 am-11:45 am

1 stop14h 15m

San Francisco

Sun 5/11

1:45 pm-5:30 pm

2 stops18h 45m

$631

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Mon 9/15

9:10 am-1:15 pm

Nonstop13h 05m

San Francisco

Wed 9/24

3:15 pm-12:15 pm

Nonstop12h 00m

$634

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Wed 8/20

8:00 pm-2:30 pm

1 stop27h 30m

San Francisco

Tue 9/16

6:45 pm-12:45 pm

2 stops33h 00m

$635

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Mon 5/26

5:25 pm-11:45 am

1 stop27h 20m

San Francisco

Tue 7/22

1:45 pm-6:50 pm

1 stop20h 05m

$645

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Wed 5/14

8:20 am-2:30 pm

1 stop15h 10m

San Francisco

Wed 5/21

4:30 pm-4:55 pm

1 stop15h 25m

$647

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Wed 5/28

6:55 pm-9:00 pm

2 stops35h 05m

San Francisco

Tue 7/22

8:00 am-8:05 am

1 stop15h 05m

$664

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Sun 5/25

6:20 pm-1:50 pm

1 stop28h 30m

San Francisco

Wed 7/23

4:35 pm-7:15 pm

1 stop17h 40m

$670

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Tue 6/3

11:05 am-11:49 pm

1 stop21h 44m

San Francisco

Tue 6/24

6:00 am-7:05 am

1 stop16h 05m

$700

RomeSan Francisco

FCO - SFO

FCOSFO

Rome Fiumicino

Thu 5/22

11:30 am-9:37 pm

2 stops19h 07m

San Francisco

Sun 6/15

12:15 pm-11:45 am

1 stop14h 30m

$709

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 33 results
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Compare providers for flights from Rome 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 Rome to San Francisco in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 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-San Francisco flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Rome-San Francisco flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Rome-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rome-San Francisco flights, Cheapflights users trust AranGrant the most. AranGrant 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-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 Rome to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Rome 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 to San Francisco

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

Use this chart to determine the optimal time to book a round-trip flight from Rome to San Francisco. Price data was last updated on April 18, 2025.

The best time to book flights from Rome to San Francisco is 47 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 to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Rome to San Francisco (average of $276). Flying from Rome to San Francisco in June is currently the most expensive (average of $393). 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 ROM to SFO?

Find hourly flight availability from Rome 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 April 24, 2025.

One of the essential ways to save on airfare from Rome to San Francisco is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 18% on airfare.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

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.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

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).

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 April 24, 2025.
Read through reviews of airlines operating flights from Rome to San Francisco, such as Delta, KLM and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good
8.0
Very good

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Rome 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?

    For a flight from Rome to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 3 inbound flights from Rome per day. 5 airlines have flights to San Francisco from Rome on a regular basis.

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

    Delta, at $631, was found to be the cheapest airline from Rome to San Francisco.Alternate airlines to your destination round-trip include ITA Airways and TAP AIR PORTUGAL. These flights start at 8% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $489. Aer Lingus flights start at $511 while deals on WestJet start at $531 one-way.

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

    Consider United Airlines (93%), Lufthansa (93%) or SAUDIA (75%) when booking your flight. These represent the most reliable airlines when flying from Rome to San Francisco.

  • What are the cheapest flights from Rome to San Francisco?

    The cheapest flight price from Rome to San Francisco is $633. On average you can expect to pay $1,585. The most popular route, (Rome Fiumicino - San Francisco), can usually be booked for $471.

  • Can I find deals for flights from Rome to San Francisco that include hotel bookings?

    Yes. In addition to deals on Rome to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rome to San Francisco?

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

  • Can I find deals for business class flights from Rome to San Francisco?

    Yes. Cheapflights offers flight deals from Rome 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 to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Rome to San Francisco (average of $276). Flying from Rome to San Francisco in June is currently the most expensive (average of $393). 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 Rome?

Book flights to Rome if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
Turlock
Livermore
South San Francisco
Fairfield
Manteca
Richmond
Watsonville
Hollister
Milpitas
Antioch
Sausalito
Vallejo
Newark
Hayward
Alameda
Sunnyvale
Campbell

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Rome to San Francisco

Discover the top 5 airlines that operate flights from Rome 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$426Average$573FlexibilityNo cancel feeOn-timeN/A
ITA AirwaysCheapest$531Average$720FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$534Average$773FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$552Average$794FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$610Average$682FlexibilityNo cancel feeOn-time76%

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