Cheapest return flights from San Diego to Rome in September from $636

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

Return flights

21 Sep - 01 Oct Scandinavian Airlines
21 Sep - 02 Oct Scandinavian Airlines
25 Sep - 02 Oct Spirit Airlines
12 Sep - 18 Sep Frontier Airlines
09 Sep - 18 Sep Frontier Airlines
17 Sep - 30 Sep Condor
24 Sep - 01 Oct Condor
30 Sep - 08 Oct Spirit Airlines
23 Sep - 06 Oct Frontier Airlines
01 Sep - 08 Sep Spirit Airlines
05 Sep - 16 Sep Condor
25 Sep - 18 Oct Spirit Airlines
25 Sep - 07 Oct Alaska Airlines
22 Sep - 30 Sep Spirit Airlines
09 Sep - 30 Sep Condor
09 Sep - 16 Sep Air Canada
11 Sep - 06 Oct Frontier Airlines
06 Sep - 16 Sep Spirit Airlines
03 Sep - 25 Sep Lufthansa
01 Sep - 03 Oct Air France

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

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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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