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$647 Cheap Flights from Rome (FCO) to San Diego (SAN)

View $647 flight on Fri, May 28, 2027Opens in a new window

Popular airlines from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to San Diego Intl. Airport (SAN)

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Cheap Flights from Rome to San Diego (FCO-SAN)

Prices were available within the past 7 days and start at $647 for one-way flights and $614 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Apr 11 - Mon, Apr 12
FCO
Rome
SAN
San Diego
$614 Roundtrip, found 23 hours ago
$614
Roundtrip
found 23 hours ago
Select United flight, departing Sun, Apr 11 from Rome to San Diego, returning Mon, Apr 12, priced at $614 found 23 hours ago
Scandinavian Airlines
Wed, Apr 7 - Tue, Apr 13
FCO
Rome
SAN
San Diego
$909 Roundtrip, found 8 hours ago
$909
Roundtrip
found 8 hours ago
Select Scandinavian Airlines flight, departing Wed, Apr 7 from Rome to San Diego, returning Tue, Apr 13, priced at $909 found 8 hours ago
British Airways
Thu, Oct 29 - Thu, Nov 5
FCO
Rome
SAN
San Diego
$913 Roundtrip, found 4 hours ago
$913
Roundtrip
found 4 hours ago
Select British Airways flight, departing Thu, Oct 29 from Rome to San Diego, returning Thu, Nov 5, priced at $913 found 4 hours ago
American Airlines
Wed, Oct 28 - Mon, Nov 2
FCO
Rome
SAN
San Diego
$913 Roundtrip, found 4 hours ago
$913
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Oct 28 from Rome to San Diego, returning Mon, Nov 2, priced at $913 found 4 hours ago
Lufthansa
Thu, Jan 14 - Sat, Jan 23
FCO
Rome
SAN
San Diego
$941 Roundtrip, found 8 hours ago
$941
Roundtrip
found 8 hours ago
Select Lufthansa flight, departing Thu, Jan 14 from Rome to San Diego, returning Sat, Jan 23, priced at $941 found 8 hours ago
Swiss International Air Lines
Wed, Oct 21 - Thu, Oct 29
FCO
Rome
SAN
San Diego
$949 Roundtrip, found 4 hours ago
$949
Roundtrip
found 4 hours ago
Select Swiss International Air Lines flight, departing Wed, Oct 21 from Rome to San Diego, returning Thu, Oct 29, priced at $949 found 4 hours ago
Iberia
Sun, Nov 22 - Mon, Nov 30
FCO
Rome
SAN
San Diego
$953 Roundtrip, found 4 hours ago
$953
Roundtrip
found 4 hours ago
Select Iberia flight, departing Sun, Nov 22 from Rome to San Diego, returning Mon, Nov 30, priced at $953 found 4 hours ago
Brussels Airlines
Wed, Oct 21 - Thu, Oct 29
FCO
Rome
SAN
San Diego
$958 Roundtrip, found 4 hours ago
$958
Roundtrip
found 4 hours ago
Select Brussels Airlines flight, departing Wed, Oct 21 from Rome to San Diego, returning Thu, Oct 29, priced at $958 found 4 hours ago
Alaska Airlines
Thu, Sep 10 - Sat, Sep 19
FCO
Rome
SAN
San Diego
$1,028 Roundtrip, found 3 days ago
$1,028
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Sep 10 from Rome to San Diego, returning Sat, Sep 19, priced at $1,028 found 3 days ago
Air Canada
Thu, Oct 15 - Mon, Feb 8
FCO
Rome
SAN
San Diego
$1,045 Roundtrip, found 1 day ago
$1,045
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Oct 15 from Rome to San Diego, returning Mon, Feb 8, priced at $1,045 found 1 day ago

What you need to know for your flight from Fiumicino - Leonardo da Vinci Intl. to San Diego Intl.

Rome (FCO) to San Diego (SAN) at a glance

Travel from Rome (FCO) to San Diego (SAN) with a variety of airlines on this international long-haul route. Explore options from both full-service and budget carriers to discover the itinerary that aligns with your budget, schedule, and travel plans while visiting the iconic sights and neighborhoods of San Diego. Get essential information for flights departing from Fiumicino - Leonardo da Vinci International Airport (FCO) to San Diego International Airport (SAN).

  • Fastest flight duration: around 14h 15m in-flight, plus roughly 2h 30m layover with one stop
  • Route distance: roughly 6,400 miles (10,300 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $475–$1670, depending on seasonality and how far ahead you book

Flights from Fiumicino - Leonardo da Vinci International Airport (FCO) to San Diego International Airport (SAN)

Based on recent traveler bookings, here are the top airlines preferred for flights from Rome to San Diego, especially for one-stop and multi-stop journeys. Common layovers include Heathrow Airport (LHR) with a layover of about 2 hours and 45 minutes, Philadelphia International Airport (PHL) at approximately 2 hours, and O'Hare International Airport (ORD) with a 2 hour and 30 minute layover. These options allow you to balance price, total travel time, and cabin class to create the ideal itinerary.

  • British Airways: As a full-service airline, British Airways provides both one-stop and multi-stop options, with one-way ticket prices generally falling between $475 and $1460. This airline represents around 34% of departures for this route, featuring a flight duration of approximately 14 hours and 15 minutes, leading to a total travel time of about 17 hours and 15 minutes.
  • American Airlines: Another full-service option, American Airlines offers one-stop flights, with one-way prices typically between $670 and $1555. This carrier accounts for roughly 19% of departures along this route, with an in-flight duration of 14 hours and 15 minutes and a total journey time of around 17 hours and 15 minutes, including layovers.
  • Air Europa: A full-service airline, Air Europa specializes in multi-stop services, with one-way fares usually ranging from $760 to $2420. This airline constitutes about 8% of departures for the route, featuring an in-flight time of 16 hours and 45 minutes, and a total travel duration of approximately 22 hours, accounting for layovers.
  • Iberia: This full-service carrier provides one-stop flights, with one-way prices typically between $560 and $1495. Iberia makes up nearly 8% of the departures for this route, offering an in-flight time of around 14 hours and 15 minutes, with a total travel time of approximately 17 hours and 15 minutes, including layovers.
  • Lufthansa: Offering one-stop service as a full-service airline, Lufthansa has one-way fares that usually range from $505 to $1895. This airline accounts for about 4% of departures on this route, featuring an in-flight duration of 14 hours and 15 minutes and a total journey time of roughly 17 hours and 15 minutes, including layovers.

Alternative routes from Rome (FCO) to San Diego (SAN)

  • Rome to San Diego (CIA-SAN): Ciampino Airport (CIA) is located approximately 18 miles from Fiumicino - Leonardo da Vinci International Airport (FCO), providing easy access for travelers.
  • Rome to Carlsbad (FCO-CLD): McClellan-Palomar Airport (CLD) is about 28 miles from San Diego International Airport (SAN), making it a convenient option for those heading to Carlsbad.
  • Rome to Carlsbad (CIA-CLD): Ciampino Airport (CIA) is roughly 18 miles from Fiumicino - Leonardo da Vinci International Airport (FCO), while McClellan-Palomar Airport (CLD) lies around 28 miles from San Diego International Airport (SAN).

How to find the best prices for flights from Rome (FCO) to San Diego (SAN)

Getting some of the best deals on flights from Rome to San Diego is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are typically found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Morning departures between 5 am and 12 pm often offer more affordable prices and are the most popular flight times. Additionally, flying on Thursday usually provides lower rates, although Tuesday remains the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find San Diego hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at San Diego International Airport from Fiumicino - Leonardo da Vinci International Airport

San Diego welcomes travelers from Rome with a range of transport options based on price, convenience, and proximity. For departures, Fiumicino - Leonardo da Vinci International Airport is roughly a 25-minute drive (covering about 19 miles) from central Rome. Here's how to reach San Diego efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in San Diego, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from San Diego International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at San Diego International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From San Diego International Airport, Seaport, a seaport, is located about 0.1 miles away on foot, while Middletown Station, a metro station, is about 2.3 miles from the airport and typically reached by car. Additionally, B Street Cruise Ship Terminal, a cruise terminal, is situated approximately 3 miles away by car.

Frequently asked questions

How much does a flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.) cost?
You can find cheap one-way flights from $647 and cheap return flights from $614 Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.) with Expedia. One-way flights usually range from $672 to $4590, and return flights typically cost between $973 and $4908. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The cheapest month to fly from FCO to SAN is April when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Enter FCO to SAN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.)?
KLM is one of the cheapest airlines offering connecting flights from Rome (FCO) to San Diego (SAN), with round-trip tickets starting from around $1,052 with a layover in Schiphol (AMS). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.)?
To find a cheap flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from FCO to SAN. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The most popular departure times for flights from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego (SAN-San Diego Intl.) are in the late morning, from 9am to 12pm. About 34% of passengers prefer this time window. Many major carriers, including American Airlines, United Airlines, and Delta Airlines, offer flights during this window. This timing is favored as it allows you to start your day in Rome before heading to San Diego.
How long does it take to fly from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Flights from FCO to SAN with one stop typically take around 17 hours 50 minutes, covering approximately 6,370 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Business class is available on flights from FCO to SAN. Airlines that offer business class service on this route include:

  • Lufthansa
  • ITA Airways
  • United Airlines
  • Iberia
  • British Airways
  • Air Canada
  • American Airlines
  • KLM
  • TAP Portugal
  • Swiss International Air Lines

How do I earn miles on a Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.) flight with Expedia?
It's easy to earn miles on a Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Diego from Fiumicino - Leonardo da Vinci Intl. (FCO)?
If you're planning to travel to San Diego from Fiumicino - Leonardo da Vinci Intl. (FCO), you can fly into San Diego Intl. (SAN) Some flights may connect through major hubs like Heathrow (LHR), Frankfurt Intl. (FRA), Adolfo Suarez Madrid-Barajas (MAD) before reaching San Diego. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.) at the last minute?
Typically, booking a last minute flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package?
Securing a Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.) San Diego Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.)?
If you booked your Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) to San Diego, CA (SAN-San Diego Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Fiumicino - Leonardo da Vinci Intl.
Destination airport
San Diego Intl.
Airlines serving
Aer Lingus, Air Canada, Air Europa, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United
Roundtrip price
$613
Distance
6368 mi

Book with confidence

Rome to San Diego Flights

The cheapest times to fly from Rome to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Rome to San Diego are during the month of April. You can find some of the cheapest flights from Rome to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Rome to San Diego

Sunday is one of the best days to book for cheap flights from Rome to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Rome to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Rome to San Diego in 2026. You can also book with separate airlines for your outbound and return journeys, from $647 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Rome to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Rome to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Rome to San Diego Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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