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Cheap flights from Rome to San Diego from $425

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome to San Diego departing on 8/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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
8:10 am - 7:00 pm
FCO
-
SAN
19h 50m
2 stops
Multiple Airlines Logo
11:11 am - 3:50 pm
SAN
-
FCO
19h 39m
2 stops
$720Multiple Airlines
Fri, Aug 21 - Tue, Aug 25
Multiple Airlines Logo
8:10 am - 10:59 pm
FCO
-
SAN
23h 49m
2 stops
Multiple Airlines Logo
11:11 am - 9:50 pm
SAN
-
FCO
25h 39m
2 stops
$778Multiple Airlines
Mon, Aug 31 - Tue, Sep 8
Multiple Airlines Logo
8:10 am - 7:00 pm
FCO
-
SAN
19h 50m
2 stops
Multiple Airlines Logo
11:11 am - 3:50 pm
SAN
-
FCO
19h 39m
2 stops
$780Multiple Airlines
Fri, Aug 21 - Tue, Aug 25
United Airlines Logo
6:50 am - 5:00 pm
FCO
-
SAN
19h 10m
2 stops
United Airlines Logo
7:41 pm - 1:40 pm
SAN
-
FCO
32h 59m
1 stop
$811United Airlines
Sat, Sep 5 - Sat, Sep 5
United Airlines Logo
8:00 am - 3:25 pm
FCO
-
SAN
16h 25m
1 stop
United Airlines Logo
6:28 pm - 1:40 pm
SAN
-
FCO
34h 12m
1 stop
$824United Airlines
Sat, Sep 5 - Sat, Sep 5
Multiple Airlines Logo
8:10 am - 7:00 pm
FCO
-
SAN
19h 50m
2 stops
Multiple Airlines Logo
7:15 am - 9:20 pm
SAN
-
FCO
29h 05m
2 stops
$840Multiple Airlines
Fri, Aug 21 - Sat, Aug 29
Multiple Airlines Logo
8:10 am - 7:00 pm
FCO
-
SAN
19h 50m
2 stops
Multiple Airlines Logo
7:15 am - 9:45 pm
SAN
-
FCO
29h 30m
2 stops
$846Multiple Airlines
Fri, Aug 21 - Sun, Aug 30
Iberia Logo
10:00 am - 11:47 pm
FCO
-
SAN
22h 47m
1 stop
Iberia Logo
6:15 am - 7:05 am
SAN
-
FCO
15h 50m
1 stop
$892Iberia
Fri, Aug 21 - Sat, Aug 29
Multiple Airlines Logo
8:10 am - 11:21 pm
FCO
-
SAN
24h 11m
2 stops
Multiple Airlines Logo
1:00 pm - 9:50 pm
SAN
-
FCO
23h 50m
2 stops
$900Multiple Airlines
Thu, Aug 13 - Wed, Aug 19
Multiple Airlines Logo
8:10 am - 11:21 pm
FCO
-
SAN
24h 11m
2 stops
Multiple Airlines Logo
1:00 pm - 9:50 pm
SAN
-
FCO
23h 50m
2 stops
$902Multiple Airlines
Thu, Aug 13 - Wed, Aug 19

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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
Sep 5
FCO6:50 amRome Fiumicino
19h 10m
2 stops
SAN5:00 pmSan Diego
Sep 5
SAN7:41 pmSan Diego
32h 59m
1 stop
FCO1:40 pmRome Fiumicino
$811
United Airlines
Sep 5
FCO8:00 amRome Fiumicino
16h 25m
1 stop
SAN3:25 pmSan Diego
Sep 5
SAN6:28 pmSan Diego
34h 12m
1 stop
FCO1:40 pmRome Fiumicino
$824
United Airlines
Oct 7
FCO3:40 pmRome Fiumicino
17h 51m
1 stop
SAN12:31 amSan Diego
Oct 14
SAN1:24 pmSan Diego
15h 16m
1 stop
FCO1:40 pmRome Fiumicino
$888

Iberia flights from Rome to San Diego

Our best Iberia deals on Rome to San Diego flight tickets
Iberia
Aug 23
FCO10:00 amRome Fiumicino
18h 19m
1 stop
SAN7:19 pmSan Diego
Aug 30
SAN6:15 amSan Diego
15h 50m
1 stop
FCO7:05 amRome Fiumicino
$951
Iberia
Aug 21
FCO10:00 amRome Fiumicino
22h 47m
1 stop
SAN11:47 pmSan Diego
Aug 29
SAN6:15 amSan Diego
15h 50m
1 stop
FCO7:05 amRome Fiumicino
$952
Iberia
Aug 21
FCO10:00 amRome Fiumicino
20h 22m
1 stop
SAN9:22 pmSan Diego
Aug 29
SAN3:05 pmSan Diego
18h 10m
2 stops
FCO6:15 pmRome Fiumicino
$953

momondo Fare Finder

 
Customize your flight search to find flights from Rome to San Diego 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, momondo users made 832,500 searches. Data last updated July 13, 2026.
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 - SAN

FCOSAN

Rome Fiumicino

Fri 8/21

8:10 am-7:00 pm

2 stops19h 50m

San Diego

Tue 8/25

11:11 am-3:50 pm

2 stops19h 39m

$720

RomeSan Diego

FCO - SAN

FCOSAN

Rome Fiumicino

Mon 8/31

8:10 am-10:59 pm

2 stops23h 49m

San Diego

Tue 9/8

11:11 am-9:50 pm

2 stops25h 39m

$778

RomeSan Diego

FCO - SAN

FCOSAN

Rome Fiumicino

Fri 8/21

8:10 am-7:00 pm

2 stops19h 50m

San Diego

Tue 8/25

11:11 am-3:50 pm

2 stops19h 39m

$780

RomeSan Diego

FCO - SAN

FCOSAN

Rome Fiumicino

Sat 9/5

6:50 am-5:00 pm

2 stops19h 10m

San Diego

Sat 9/5

7:41 pm-1:40 pm

1 stop32h 59m

$811

RomeSan Diego

FCO - SAN

FCOSAN

Rome Fiumicino

Sat 9/5

8:00 am-3:25 pm

1 stop16h 25m

San Diego

Sat 9/5

6:28 pm-1:40 pm

1 stop34h 12m

$824

RomeSan Diego

FCO - SAN

FCOSAN

Rome Fiumicino

Fri 8/21

8:10 am-7:00 pm

2 stops19h 50m

San Diego

Sat 8/29

7:15 am-9:20 pm

2 stops29h 05m

$840

RomeSan Diego

FCO - SAN

FCOSAN

Rome Fiumicino

Fri 8/21

8:10 am-7:00 pm

2 stops19h 50m

San Diego

Sun 8/30

7:15 am-9:45 pm

2 stops29h 30m

$846
Quickest round-trip

RomeSan Diego

FCO - SAN

FCOSAN

Rome Fiumicino

Fri 8/21

10:00 am-11:47 pm

1 stop22h 47m

San Diego

Sat 8/29

6:15 am-7:05 am

1 stop15h 50m

$892

RomeSan Diego

FCO - SAN

FCOSAN

Rome Fiumicino

Thu 8/13

8:10 am-11:21 pm

2 stops24h 11m

San Diego

Wed 8/19

1:00 pm-9:50 pm

2 stops23h 50m

$900

RomeSan Diego

FCO - SAN

FCOSAN

Rome Fiumicino

Thu 8/13

8:10 am-11:21 pm

2 stops24h 11m

San Diego

Wed 8/19

1:00 pm-9:50 pm

2 stops23h 50m

$902

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 July, then departing from Rome during the month October is also very affordable. Most momondo users find prices during this month for around $622.

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

You could potentially save up to 24% 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 July 2026, prices for Rome to San Diego flights are approximately 19% 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

Fastest flight time

16h 09m

Direct flights

None
The fastest flight from Rome to San Diego takes 16h 09m
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 16h 09m.

  • 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
8,113 reviews
Search British Airways flights
LufthansaPriceFrom $891Free CancellationRating
6.8
8,133 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
Julian
National City
La Mesa
Poway
San Ysidro
Imperial Beach
Borrego Springs
Santee
Lemon Grove
Alpine

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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