Rome is 9 hours ahead of Los Angeles. Los Angeles uses Pacific Time (PT) while Rome uses Central European Time (CET/CEST). When it's 9:00 AM in Los Angeles, it's 6:00 PM in Rome.
Both cities observe daylight saving time, though on slightly different schedules. The difference is typically 9 hours year-round.
Best calling time: 8:00 AM - 10:00 AM Los Angeles time. This corresponds to 5:00 PM - 7:00 PM in Rome, catching the end of Italian business hours.
Rome is Italy's capital and one of the world's most visited cities. Direct flights from Los Angeles take about 12 hours. Italy has significant Italian-American population ties with California.