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Cheap flights from Rome to San Diego from $437

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 - 6:16 pmFCO  Rome Fiumicino-SAN San Diego
18h 06m1 stop San Francisco
Multiple Airlines Logo
7:11 am - 12:15 pmSAN  San Diego-FCO Rome Fiumicino
20h 04m1 stop San Francisco
$750Multiple Airlines
Tue, Dec 15 - Sun, Jan 10
Multiple Airlines Logo
9:10 am - 6:10 pmFCO  Rome Fiumicino-SAN San Diego
18h 00m1 stop San Francisco
Multiple Airlines Logo
8:57 am - 12:15 pmSAN  San Diego-FCO Rome Fiumicino
18h 18m2 stops Las Vegas Harry Reid Intl San Francisco
$754Multiple Airlines
Thu, Dec 3 - Thu, Dec 10
British Airways Logo
7:50 am - 4:10 pmFCO  Rome Fiumicino-SAN San Diego
17h 20m1 stop London Heathrow
British Airways Logo
6:00 pm - 7:10 pmSAN  San Diego-FCO Rome Fiumicino
16h 10m1 stop London Heathrow
$757British Airways
Thu, Dec 3 - Thu, Dec 10
Multiple Airlines Logo
9:10 am - 6:10 pmFCO  Rome Fiumicino-SAN San Diego
18h 00m1 stop San Francisco
Multiple Airlines Logo
8:57 am - 12:15 pmSAN  San Diego-FCO Rome Fiumicino
18h 18m2 stops Las Vegas Harry Reid Intl San Francisco
$765Multiple Airlines
Thu, Dec 3 - Thu, Dec 10
American Airlines Logo
1:10 pm - 11:59 pmFCO  Rome Fiumicino-SAN San Diego
19h 49m2 stops Philadelphia Chicago O'Hare Intl
American Airlines Logo
11:13 am - 3:20 pmSAN  San Diego-FCO Rome Fiumicino
19h 07m2 stops Dallas/Fort Worth London Heathrow
$779American Airlines
Thu, Dec 3 - Thu, Dec 10
British Airways Logo
1:10 pm - 9:50 pmFCO  Rome Fiumicino-SAN San Diego
17h 40m1 stop Dallas/Fort Worth
British Airways Logo
2:18 pm - 10:45 amSAN  San Diego-FCO Rome Fiumicino
35h 27m1 stop Dallas/Fort Worth
$781British Airways
Mon, Nov 16 - Sat, Nov 21
British Airways Logo
12:10 pm - 11:54 pmFCO  Rome Fiumicino-SAN San Diego
20h 44m2 stops London Heathrow Chicago O'Hare Intl
British Airways Logo
2:18 pm - 10:45 amSAN  San Diego-FCO Rome Fiumicino
35h 27m1 stop Dallas/Fort Worth
$789British Airways
Mon, Nov 16 - Sat, Nov 21
Lufthansa Logo
7:05 am - 5:17 pmFCO  Rome Fiumicino-SAN San Diego
19h 12m2 stops Frankfurt am Main Los Angeles
Lufthansa Logo
12:39 pm - 11:55 amSAN  San Diego-FCO Rome Fiumicino
14h 16m1 stop Denver Intl
$960Lufthansa
Fri, Nov 6 - Tue, Nov 10
Lufthansa Logo
7:05 am - 3:45 pmFCO  Rome Fiumicino-SAN San Diego
17h 40m1 stop Munich Franz Josef Strauss
Lufthansa Logo
5:35 pm - 6:00 pmSAN  San Diego-FCO Rome Fiumicino
15h 25m1 stop Munich Franz Josef Strauss
$968Lufthansa
Wed, Dec 2 - Wed, Dec 9
Lufthansa Logo
7:05 am - 3:45 pmFCO  Rome Fiumicino-SAN San Diego
17h 40m1 stop Munich Franz Josef Strauss
Lufthansa Logo
5:35 pm - 11:10 pmSAN  San Diego-FCO Rome Fiumicino
20h 35m1 stop Munich Franz Josef Strauss
$973Lufthansa
Wed, Dec 2 - Wed, Dec 9

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United Airlines flights from Rome to San Diego

Our best United Airlines deals on Rome to San Diego flight tickets
United Airlines
Nov 7
FCO1:55 pmRome Fiumicino
15h 41m
1 stop
SAN8:36 pmSan Diego
Nov 16
SAN12:39 pmSan Diego
14h 16m
1 stop
FCO11:55 amRome Fiumicino
$920
United Airlines
Nov 2
FCO7:05 amRome Fiumicino
17h 40m
1 stop
SAN3:45 pmSan Diego
Nov 8
SAN11:21 amSan Diego
15h 34m
1 stop
FCO11:55 amRome Fiumicino
$1,022
United Airlines
Oct 25
FCO1:55 pmRome Fiumicino
16h 35m
1 stop
SAN10:30 pmSan Diego
Oct 31
SAN6:45 amSan Diego
17h 00m
2 stops
FCO7:45 amRome Fiumicino
$6,525

TAP AIR PORTUGAL flights from Rome to San Diego

Our best TAP AIR PORTUGAL deals on Rome to San Diego flight tickets
TAP AIR PORTUGAL
Jan 7
FCO5:50 amRome Fiumicino
38h 08m
2 stops
SAN10:58 amSan Diego
Jan 12
SAN9:39 pmSan Diego
28h 46m
2 stops
FCO11:25 amRome Fiumicino
$969
TAP AIR PORTUGAL
Nov 2
FCO12:15 pmRome Fiumicino
42h 07m
3 stops
SAN9:22 pmSan Diego
Nov 7
SAN9:45 pmSan Diego
36h 00m
2 stops
FCO6:45 pmRome Fiumicino
$1,942
TAP AIR PORTUGAL
Nov 2
FCO12:15 pmRome Fiumicino
42h 07m
3 stops
SAN9:22 pmSan Diego
Nov 7
SAN9:45 pmSan Diego
41h 30m
3 stops
FCO12:15 amRome Fiumicino
$1,957

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Tue 12/15

9:10 am-6:16 pm

1 stop18h 06m

San Diego

Sun 1/10

7:11 am-12:15 pm

1 stop20h 04m

$750

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Thu 12/3

9:10 am-6:10 pm

1 stop18h 00m

San Diego

Thu 12/10

8:57 am-12:15 pm

2 stops18h 18m

$754

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Thu 12/3

7:50 am-4:10 pm

1 stop17h 20m

San Diego

Thu 12/10

6:00 pm-7:10 pm

1 stop16h 10m

$757

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Thu 12/3

9:10 am-6:10 pm

1 stop18h 00m

San Diego

Thu 12/10

8:57 am-12:15 pm

2 stops18h 18m

$765

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Thu 12/3

1:10 pm-11:59 pm

2 stops19h 49m

San Diego

Thu 12/10

11:13 am-3:20 pm

2 stops19h 07m

$779

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Mon 11/16

1:10 pm-9:50 pm

1 stop17h 40m

San Diego

Sat 11/21

2:18 pm-10:45 am

1 stop35h 27m

$781

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Mon 11/16

12:10 pm-11:54 pm

2 stops20h 44m

San Diego

Sat 11/21

2:18 pm-10:45 am

1 stop35h 27m

$789

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Fri 11/6

7:05 am-5:17 pm

2 stops19h 12m

San Diego

Tue 11/10

12:39 pm-11:55 am

1 stop14h 16m

$960
Quickest round-trip

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Wed 12/2

7:05 am-3:45 pm

1 stop17h 40m

San Diego

Wed 12/9

5:35 pm-6:00 pm

1 stop15h 25m

$968

RomeSan Diego

FCO Rome Fiumicino - SAN San Diego

FCOSAN

Rome Fiumicino

Wed 12/2

7:05 am-3:45 pm

1 stop17h 40m

San Diego

Wed 12/9

5:35 pm-11:10 pm

1 stop20h 35m

$973

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 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 5% 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 October 2026, prices for Rome to San Diego flights are approximately 4% 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

$437

Fastest flight time

15h 00m

Direct flights

None
The best one-way flight to San Diego from Rome in the past 72 hours is $437. The best round-trip flight deal from Rome to San Diego found on momondo in the last 72 hours is $750.
The fastest flight from Rome to San Diego takes 15h 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 15h 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
8,266 reviews
Search British Airways flights
LufthansaPriceFrom $891Free CancellationRating
6.8
8,282 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
El Cajon
Coronado
National City
La Mesa
Julian
San Ysidro
Poway
Santee
Imperial Beach
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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