ROM - SFO

$607 Find Cheap Flights from Rome to San Francisco - Compare and Save

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Everything you should know

Cheapest round-trip
$630
Typical prices: $669-$957
ITA Airways
Mon 9/3Sun 9/16
FCO - SFO • Non-stop
Cheapest one-way
$607
Typical prices: $586-$857
British Airways
Thu 10/4
FCO - SFO • 1 stop
Nonstop flights
You can fly direct with ITA Airways and United Airlines. Average duration is 12h 55m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 76% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 26 weeks in advance save around 29% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 21% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $569 (round-trip)
Shortest trip • 14h 54m (one-way)
Insights
Insights
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We hope you love your trip to San Francisco!
Flight Deals
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Expert advice
Flight Deals

Cheap Flights from Rome to San Francisco (ROM-SFO)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Rome to San Francisco

Thu, Sep 3 - Wed, Sep 16
Lufthansa Logo
7:10 am - 12:40 pmFCO  Rome Fiumicino-SFO San Francisco
14h 30m1 stop Frankfurt am Main
Lufthansa Logo
4:50 pm - 1:40 pmSFO  San Francisco-FCO Rome Fiumicino
11h 50mnonstop
$631Lufthansa
Sat, Sep 26 - Wed, Oct 7
American Airlines Logo
7:15 am - 9:54 pmFCO  Rome Fiumicino-SFO San Francisco
23h 39m2 stops London Heathrow Chicago O'Hare Intl
American Airlines Logo
6:00 am - 7:05 amSFO  San Francisco-FCO Rome Fiumicino
16h 05m1 stop Philadelphia
$631American Airlines
Sat, Sep 26 - Wed, Oct 7
American Airlines Logo
7:15 am - 12:59 amFCO  Rome Fiumicino-SFO San Francisco
26h 44m2 stops London Heathrow New York John F Kennedy Intl
American Airlines Logo
5:30 am - 10:20 amSFO  San Francisco-FCO Rome Fiumicino
19h 50m2 stops Dallas/Fort Worth New York John F Kennedy Intl
$631American Airlines
Thu, Sep 24 - Fri, Oct 9
ITA Airways Logo
9:10 am - 1:15 pmFCO  Rome Fiumicino-SFO San Francisco
13h 05mnonstop
ITA Airways Logo
3:15 pm - 12:15 pmSFO  San Francisco-FCO Rome Fiumicino
12h 00mnonstop
$632ITA Airways
Wed, Sep 23 - Fri, Oct 9
ITA Airways Logo
9:10 am - 1:15 pmFCO  Rome Fiumicino-SFO San Francisco
13h 05mnonstop
ITA Airways Logo
3:15 pm - 12:15 pmSFO  San Francisco-FCO Rome Fiumicino
12h 00mnonstop
$632ITA Airways
Thu, Sep 3 - Wed, Sep 16
Lufthansa Logo
7:10 am - 12:40 pmFCO  Rome Fiumicino-SFO San Francisco
14h 30m1 stop Frankfurt am Main
Lufthansa Logo
9:05 pm - 10:00 pmSFO  San Francisco-FCO Rome Fiumicino
15h 55m1 stop Munich Franz Josef Strauss
$632Lufthansa
Thu, Sep 24 - Wed, Oct 14
British Airways Logo
7:20 am - 1:50 pmFCO  Rome Fiumicino-SFO San Francisco
15h 30m1 stop London Heathrow
British Airways Logo
9:56 pm - 10:20 amSFO  San Francisco-FCO Rome Fiumicino
27h 24m1 stop New York John F Kennedy Intl
$635British Airways
Thu, Sep 10 - Fri, Sep 18
British Airways Logo
12:15 pm - 8:45 pmFCO  Rome Fiumicino-SFO San Francisco
17h 30m1 stop Philadelphia
British Airways Logo
9:23 pm - 9:50 amSFO  San Francisco-FCO Rome Fiumicino
27h 27m1 stop New York John F Kennedy Intl
$635British Airways
Thu, Sep 3 - Wed, Sep 16
United Airlines Logo
7:10 am - 12:40 pmFCO  Rome Fiumicino-SFO San Francisco
14h 30m1 stop Frankfurt am Main
United Airlines Logo
4:50 pm - 1:40 pmSFO  San Francisco-FCO Rome Fiumicino
11h 50mnonstop
$640United Airlines
Fri, Sep 25 - Mon, Sep 28
United Airlines Logo
6:50 am - 3:20 pmFCO  Rome Fiumicino-SFO San Francisco
17h 30m1 stop Frankfurt am Main
United Airlines Logo
4:50 pm - 1:40 pmSFO  San Francisco-FCO Rome Fiumicino
11h 50mnonstop
$640United Airlines
Booking Insights

Price, demand and travel trends for Rome to San Francisco flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Rome to San Francisco with more confidence.

How much is a round-trip flight from Rome to San Francisco?

Round-trip flights from Rome to San Francisco start at $630. Prices are below average for this route right now, with typical round-trip fares ranging from $669 to $957. The lowest price found in the past 5 days was $630 on ITA Airways.

What is the cheapest Rome to San Francisco flight route?

There's little price difference between Rome to San Francisco routes. They average around $793 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Rome to San Francisco?

Thursday is the cheapest day of the week to fly from Rome to San Francisco, it is 11% cheaper than the average day. Sunday is the most expensive day with flight prices 13% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Rome to San Francisco?

  • February is the cheapest month to fly from Rome to San Francisco at $624 round-trip.
  • January ($1,056) and August ($908) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 69% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Rome to San Francisco the cheapest?

Flights from Rome to San Francisco are cheapest 26 weeks before departure. Booking in this window typically costs about 29% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Rome to San Francisco

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on ITA Airways

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Stefanie Waldek

Stefanie Waldek

Expert on United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Duncan Madden

Duncan Madden

Expert on FCO

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Blane Bachelor

Blane Bachelor

Expert on SFO

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Key details for Rome to San Francisco flights

Low season

November

Cheapest flight

$607
Best time to beat the crowds with an average 13% drop in price.
Most popular time to fly with an average 10% increase in price.
Flight from Rome Fiumicino Airport to San Francisco

When to book flights from Rome to San Francisco

Are your dates flexible? Find out the best times to travel from Rome to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Rome to San Francisco flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Are there dedicated parking spots for families departing with children at Leonardo da Vinci International Airport?

    Yes, the airport has about 85 courtesy parking spots dedicated to families with children departing from the airport. About 24 spaces are wider by a meter to facilitate the loading and offloading of strollers. These are located on the 3rd floor of P-Terminal D, close to Terminals T3 and T1. Additional courtesy parking can be found at the Long Stay car park.

  • Are there lounges at San Francisco International Airport?

    The San Francisco International Airport has several lounges which offer excellent services such as free Wi-Fi, comfortable seats for resting, and food and drinks, among many others. Some include Air France- KLM Lounge located at Terminal A close to Gate A1, Alaska Airlines on Terminal 2’s Retail Street, and American Express- The Centurion Lounge on Terminal 3 close to Gate F2.

  • Is there a prayer room at Leonardo da Vinci International Airport?

    Leonardo da Vinci International Airport has a well-thought-out multi-faith prayer room situated at the arrival room in Terminal 3. The room is spacious enough to allow passengers looking to depart to pray. Furthermore, it has comfortable seats and partitioned sections to offer privacy to everyone visiting the place.

  • Which airlines offer extra legroom and free seat selection on Rome to San Francisco flights?

    Among airlines operating Rome to San Francisco flights:

    • Lufthansa: offers extra legroom; offers free seat selection
    • United Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Rome to San Francisco?

    2 airlines operate flights between Rome and San Francisco. The airlines offering nonstop flights on this route include:
    • ITA Airways
    • United Airlines

  • Which airports can I use when flying from Rome to San Francisco?

    Flights from Rome to San Francisco may depart from several airports in Rome area, including Rome Ciampino (CIA) and Rome Fiumicino (FCO). Flights usually arrive at San Francisco (SFO).

  • Which airlines include bags at no extra cost on Rome to San Francisco flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • ITA Airways: a cabin bag and a checked bag in Economy Class
    • Lufthansa: a cabin bag and a checked bag in Economy Class
    • United Airlines: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Rome to San Francisco?

    Two cabin classes are available on flights from Rome to San Francisco:

    • Economy Class
    • Premium Economy Class

  • How much can I save by taking a layover when flying from Rome to San Francisco?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $569 round-trip via Washington, D.C. Dulles Intl (IAD), compared to $818 for nonstop.

  • What is the standard checked-bag allowance on flights from Rome to San Francisco?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $64–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which airports do connecting flights from Rome to San Francisco pass through?

    One-stop flights from Rome to San Francisco most commonly connect through:

    • Frankfurt am Main (FRA) - 29% of one-stop connections
    • Lisbon Humberto Delgado (LIS) - 23% of one-stop connections
    • London Heathrow (LHR) - 13% of one-stop connections
    • Dublin (DUB) - 9% of one-stop connections

    Frankfurt am Main (FRA) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Rome to San Francisco?

    Yes. Being flexible with your travel dates can save you up to 21% on the Rome to San Francisco route. Thursday is the cheapest departure day at $713 round-trip on average, while Sunday is the most expensive at $901, a difference of $188. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed from Rome to San Francisco?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Rome to San Francisco route, 26% of flights were delayed in the past 3 months, with delays averaging 2 hours 28 minutes.

  • What popular places can I visit in San Francisco?

    Some of the most popular sights in San Francisco are Fisherman's Wharf, Union Square and Moscone Center. These are among the most viewed places in San Francisco on KAYAK.

  • How long is a flight from Rome to San Francisco?

    A nonstop flight from Rome to San Francisco takes 12h 55m, covering 6,246 miles.

  • What are the earliest and latest flights from Rome to San Francisco?

    These are the earliest and latest flight times available from Rome to San Francisco:

    • Earliest: departs at 9:10 am and lands at 10:05 pm
    • Latest: departs at 3:40 pm and lands at 4:35 am.

    The flight takes about 12h 55m.

  • How expensive are last-minute Rome to San Francisco flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 14% above the route average of $793. Book 26 weeks before departure for the lowest fares.

  • Do I need a passport to fly from Rome to San Francisco?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Rome to San Francisco changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $630 to $5,827. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Rome to San Francisco looking right now?

    One-way fares from Rome to San Francisco are currently higher than usual. Average one-way flight prices are about $884, which is 21% above the typical average for this route.

  • How do delay rates compare for morning and evening flights from Rome to San Francisco?

    Afternoon flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different layover airport from Rome to San Francisco?

    Flying via Seattle/Tacoma Intl (SEA) gives the shortest average 1-stop total travel time at 14h 54m, compared with 15h 16m via Frankfurt am Main (FRA) and 15h 23m via Zurich (ZRH).

  • What is the time difference between Rome and San Francisco?

    San Francisco is 9 hours behind Rome (Pacific Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at San Francisco Airport (SFO)?

    San Francisco Airport (SFO) hosts 5 major car rental companies, with daily rates starting from around $15 for economy cars. Top options include:
    · Thrifty
    · Europcar
    · Dollar
    · Hertz
    · Fox

  • How much should I expect to pay for a Rome to San Francisco flight?

    Round-trip flights from Rome to San Francisco range from $669 to $957, with an average of $793 over the past 12 months. Anything below $669 counts as a good deal.

Your guide to booking Rome to San Francisco flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Thursday departure instead of Sunday. On this route, Thursday flights average $713 - about $188 less than Sunday (21% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 29% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Rome to San Francisco trip for February. Fares historically average $624 round-trip in that month - typically $432 less than the most expensive month, which is January (based on the last 12 months).
  • If arriving on time is high on your priority list, United Airlines is the strongest pick on this route. 76% of United Airlines flights from Rome to San Francisco arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 74%. When flights on this route do arrive late, the average delay is 2 hours 28 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Washington, D.C. Dulles Intl Airport (IAD) can be cheaper than flying direct. The cheapest layover option averages $569 round-trip on this route - about $249 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Francisco Airport.
    - Grand Hyatt At Sfo
  • Those arriving at San Francisco International Airport (SFO) would need to get to their nearby hotels without breaking the bank. Therefore, the airport has courtesy shuttle services from the airport to nearby hotels such as Aloft Hotel, Bay Landing Hotel, and Best Western El Rancho. You can find the Hotel Courtesy Shuttle Zones on all terminals at the Departure/ Ticketing Level.
  • If you have a flight scheduled for an early morning at the Leonardo da Vinci International Airport (FCO) or Ciampino Airport (CIA), consider residing in hotels close to the airport, such as Mercure Rome Leonardo da Vinci Airport or Best Western Hotel Rome Airport. These hotels are convenient for you as you will avoid the morning hassle that may arise from morning rush hour traffic from about 8 am to 10 am.
  • Families traveling with children from the FCO can take advantage of the children’s play areas located in Terminal 1, and 3 Arrival Level in the baggage reclaim area. The area has children’s games to keep them busy while waiting for your flight.
  • Parents expecting to fly out from FCO with kids can take advantage of the nursing station to feed and change their babies’ clothes. You can access the nursing stations close to Gates E44, E11, and A01. They are equipped with cots and changing tables to facilitate maximum comfort for babies and their caregivers.
  • Passengers looking to depart from Ciampino Airport can make use of the airport’s ATMs located at the Departure Area to make withdrawals and deposits. Other ATMs are located at the General Aviation Terminal and Arrivals.

Prefer to fly direct from Rome to San Francisco?

 
Find which airlines fly direct from Rome to San Francisco Airport, which days they fly and book direct flights.

Direct departures

Rome to San Francisco

Monday

ITA Airways,United Airlines

ITA Airways,United Airlines

Tuesday

ITA Airways,United Airlines

ITA Airways,United Airlines

Wednesday

ITA Airways,United Airlines

ITA Airways,United Airlines

Thursday

ITA Airways,United Airlines

ITA Airways,United Airlines

Friday

ITA Airways,United Airlines

ITA Airways,United Airlines

Saturday

ITA Airways,United Airlines

ITA Airways,United Airlines

Sunday

ITA Airways,United Airlines

ITA Airways,United Airlines

See more direct flights

Direct returns

San Francisco to Rome

Monday

ITA Airways,United Airlines

ITA Airways,United Airlines

Tuesday

ITA Airways,United Airlines

ITA Airways,United Airlines

Wednesday

ITA Airways,United Airlines

ITA Airways,United Airlines

Thursday

ITA Airways,United Airlines

ITA Airways,United Airlines

Friday

ITA Airways,United Airlines

ITA Airways,United Airlines

Saturday

ITA Airways,United Airlines

ITA Airways,United Airlines

Sunday

ITA Airways,United Airlines

ITA Airways,United Airlines

See more direct flights

Everything you need to know for your flight from Rome to San Francisco

Information on your arrival and departure airports