AirHint found the following cheapest return flights from San Diego (SAN) to Rome (FCO) in August 2025 (see full year).

Return flights

13 Aug - 20 Aug	Air Canada
18 Aug - 29 Aug	Air Canada
26 Aug - 02 Sep	United
20 Aug - 27 Aug	United
18 Aug - 26 Aug	United
26 Aug - 05 Sep	United
18 Aug - 25 Aug	Lufthansa
14 Aug - 21 Aug	United
25 Aug - 01 Sep	Lufthansa
24 Aug - 31 Aug	United
22 Aug - 27 Aug	KLM
22 Aug - 29 Aug	United
23 Aug - 06 Sep	Delta
22 Aug - 06 Sep	United
16 Aug - 23 Aug	United
27 Aug - 07 Sep	United
28 Aug - 04 Sep	United
30 Aug - 06 Sep	United

Also check the deals for one-way flights from San Diego to Rome in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from San Diego to Rome in August from 445€

Return flights