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Cheap flights from Rome to San Diego from $375

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Rome to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:10 am - 6:19 pmFCO  Rome Fiumicino-SAN San Diego
18h 09m1 stop San Francisco
Multiple Airlines Logo
10:55 am - 12:15 pmSAN  San Diego-FCO Rome Fiumicino
16h 20m1 stop San Francisco
$796Multiple Airlines
Thu, Sep 24 - Sat, Oct 3
Multiple Airlines Logo
9:10 am - 6:19 pmFCO  Rome Fiumicino-SAN San Diego
18h 09m1 stop San Francisco
Multiple Airlines Logo
10:55 am - 12:15 pmSAN  San Diego-FCO Rome Fiumicino
16h 20m1 stop San Francisco
$799Multiple Airlines
Thu, Sep 24 - Sat, Oct 3
Finnair Logo
10:00 am - 11:19 pmFCO  Rome Fiumicino-SAN San Diego
22h 19m1 stop Chicago O'Hare Intl
Finnair Logo
10:00 am - 12:05 pmSAN  San Diego-FCO Rome Fiumicino
17h 05m1 stop Dallas/Fort Worth
$832Finnair
Thu, Oct 15 - Tue, Oct 20
Multiple Airlines Logo
6:40 pm - 7:15 pmFCO  Rome Fiumicino-SAN San Diego
33h 35m2 stops Helsinki-Vantaa Dallas/Fort Worth
Multiple Airlines Logo
6:00 pm - 6:10 pmSAN  San Diego-FCO Rome Fiumicino
15h 10m1 stop London Heathrow
$834Multiple Airlines
Tue, Jan 12 - Fri, Jan 29
British Airways Logo
10:00 am - 9:34 pmFCO  Rome Fiumicino-SAN San Diego
20h 34m1 stop Chicago O'Hare Intl
British Airways Logo
12:28 pm - 4:55 pmSAN  San Diego-FCO Rome Fiumicino
19h 27m2 stops Dallas/Fort Worth London Heathrow
$864British Airways
Thu, Oct 22 - Thu, Nov 5
British Airways Logo
12:15 pm - 8:58 pmFCO  Rome Fiumicino-SAN San Diego
17h 43m1 stop Philadelphia
British Airways Logo
7:40 pm - 8:05 pmSAN  San Diego-FCO Rome Fiumicino
15h 25m1 stop London Heathrow
$866British Airways
Mon, Oct 5 - Tue, Oct 13
British Airways Logo
1:00 pm - 9:32 pmFCO  Rome Fiumicino-SAN San Diego
17h 32m1 stop Philadelphia
British Airways Logo
6:00 pm - 9:55 pmSAN  San Diego-FCO Rome Fiumicino
18h 55m1 stop London Heathrow
$869British Airways
Wed, Dec 16 - Wed, Jan 27
Lufthansa Logo
8:00 am - 3:25 pmFCO  Rome Fiumicino-SAN San Diego
16h 25m1 stop Munich Franz Josef Strauss
Lufthansa Logo
11:19 am - 1:40 pmSAN  San Diego-FCO Rome Fiumicino
17h 21m1 stop San Francisco
$1,080Lufthansa
Fri, Sep 25 - Fri, Oct 2
Lufthansa Logo
9:45 am - 6:40 pmFCO  Rome Fiumicino-SAN San Diego
17h 55m1 stop Chicago O'Hare Intl
Lufthansa Logo
11:19 am - 1:40 pmSAN  San Diego-FCO Rome Fiumicino
17h 21m1 stop San Francisco
$1,085Lufthansa
Sat, Sep 26 - Fri, Oct 2
Lufthansa Logo
3:40 pm - 10:57 pmFCO  Rome Fiumicino-SAN San Diego
16h 17m1 stop San Francisco
Lufthansa Logo
12:37 pm - 12:20 pmSAN  San Diego-FCO Rome Fiumicino
14h 43m1 stop Denver Intl
$1,089Lufthansa
Sat, Sep 26 - Fri, Oct 2

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British Airways flights from Rome to San Diego

Our best British Airways deals on Rome to San Diego flight tickets
British Airways
Oct 22
FCO10:00 amRome Fiumicino
20h 34m
1 stop
SAN9:34 pmSan Diego
Nov 5
SAN12:28 pmSan Diego
19h 27m
2 stops
FCO4:55 pmRome Fiumicino
$864
British Airways
Oct 5
FCO12:15 pmRome Fiumicino
17h 43m
1 stop
SAN8:58 pmSan Diego
Oct 13
SAN7:40 pmSan Diego
15h 25m
1 stop
FCO8:05 pmRome Fiumicino
$866
British Airways
Dec 16
FCO1:00 pmRome Fiumicino
17h 32m
1 stop
SAN9:32 pmSan Diego
Jan 27
SAN6:00 pmSan Diego
18h 55m
1 stop
FCO9:55 pmRome Fiumicino
$869

Finnair flights from Rome to San Diego

Our best Finnair deals on Rome to San Diego flight tickets
Finnair
Oct 15
FCO10:00 amRome Fiumicino
22h 19m
1 stop
SAN11:19 pmSan Diego
Oct 20
SAN10:00 amSan Diego
17h 05m
1 stop
FCO12:05 pmRome Fiumicino
$832
Finnair
Oct 22
FCO10:00 amRome Fiumicino
22h 19m
1 stop
SAN11:19 pmSan Diego
Nov 5
SAN8:00 amSan Diego
17h 45m
1 stop
FCO10:45 amRome Fiumicino
$834
Finnair
Jan 12
FCO6:40 pmRome Fiumicino
33h 35m
2 stops
SAN7:15 pmSan Diego
Jan 29
SAN6:00 pmSan Diego
30h 55m
2 stops
FCO9:55 amRome Fiumicino
$846

momondo Fare Finder

 
Use the filters below to find and compare flights from Rome to San Diego that are best for you.

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Route

Depart

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Price

Cheapest round-trip

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Thu 9/24

9:10 am-6:19 pm

1 stop18h 09m

San Diego

Sat 10/3

10:55 am-12:15 pm

1 stop16h 20m

$796

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Thu 9/24

9:10 am-6:19 pm

1 stop18h 09m

San Diego

Sat 10/3

10:55 am-12:15 pm

1 stop16h 20m

$799

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Thu 10/15

10:00 am-11:19 pm

1 stop22h 19m

San Diego

Tue 10/20

10:00 am-12:05 pm

1 stop17h 05m

$832

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Tue 1/12

6:40 pm-7:15 pm

2 stops33h 35m

San Diego

Fri 1/29

6:00 pm-6:10 pm

1 stop15h 10m

$834

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Thu 10/22

10:00 am-9:34 pm

1 stop20h 34m

San Diego

Thu 11/5

12:28 pm-4:55 pm

2 stops19h 27m

$864

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Mon 10/5

12:15 pm-8:58 pm

1 stop17h 43m

San Diego

Tue 10/13

7:40 pm-8:05 pm

1 stop15h 25m

$866

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Wed 12/16

1:00 pm-9:32 pm

1 stop17h 32m

San Diego

Wed 1/27

6:00 pm-9:55 pm

1 stop18h 55m

$869

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Fri 9/25

8:00 am-3:25 pm

1 stop16h 25m

San Diego

Fri 10/2

11:19 am-1:40 pm

1 stop17h 21m

$1,080

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Sat 9/26

9:45 am-6:40 pm

1 stop17h 55m

San Diego

Fri 10/2

11:19 am-1:40 pm

1 stop17h 21m

$1,085
Quickest round-trip

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Sat 9/26

3:40 pm-10:57 pm

1 stop16h 17m

San Diego

Fri 10/2

12:37 pm-12:20 pm

1 stop14h 43m

$1,089

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Rome to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Rome and San Diego?

Prices are currently low for flights on this route.

Typical prices usually range from $880 to $1,178.
The lowest price recently found on this route was $796.

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of April, then departing from Rome during the month March is also very affordable. Most momondo users find prices during this month for around $931.

Can stopping save me money on Rome to San Diego flights?

You could potentially save up to 6% on your flight if you consider stops on a Rome to San Diego flight.

How have Rome to San Diego flight prices changed over time?

As of September 2026, prices for Rome to San Diego flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Rome to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Rome to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rome to San Diego (ROM to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome to San Diego

Best Price Found

$375

Fastest flight time

17h 00m

Direct flights

None
The best one-way flight to San Diego from Rome in the past 72 hours is $375. The best round-trip flight deal from Rome to San Diego found on momondo in the last 72 hours is $796.
The fastest flight from Rome to San Diego takes 17h 00m
There are no direct flights from Rome to San Diego. There are no popular flight routes from Rome to San Diego.
Search flight deals

Frequently asked questions about flying from Rome to San Diego

  • How far is Rome to San Diego by plane?

    The straight-line distance from Rome to San Diego is 6366.7 mi. A reasonable flight in good conditions will take 17h 00m.

  • When did momondo last update prices for flights from Rome to San Diego Airport?

    Prices for flights from Rome to San Diego Airport were last updated today.

  • How many operators does momondo search for flights from Rome to San Diego Airport?

  • How old do you have to be to fly from Rome to San Diego Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Rome to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Rome to San Diego

Compare and see reviews for airlines that fly from Rome to San Diego with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $886Free CancellationRating
6.7
8,196 reviews
Search British Airways flights
LufthansaPriceFrom $891Free CancellationRating
6.8
8,230 reviews
Search Lufthansa flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
Coronado
El Cajon
National City
La Mesa
Julian
Poway
San Ysidro
Imperial Beach
Santee
Alpine
Lemon Grove
Borrego Springs

Why use momondo?

Why should I use momondo to find a flight deal from Rome to San Diego?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rome to San Diego. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Rome to San Diego with flexible booking policies on momondo?

Flights from Rome to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Rome to San Diego?

Once you have performed a search for Rome to San Diego flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Rome to San Diego right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Rome to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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