Tracked live by the FAA, but its flight plan was first seen after takeoff, so we don't know the scheduled time and can't say whether it's late.

ITA AIRWAYS · FLIGHT AZ 620 SCHEDULED · SCHEDULED TIME UNKNOWN
Today

AZ 620 · FCO → LAX

departs 8:55 PM CET · arrives 12:12 AM PT
Your aircraft is EITYA (A339), coming in as AZ 609 from JFK: landed 6:41 AM CET.
Forecast issued Sun 8:00 AM ET · 7h before departure

Odds over time

Arrive at LAX more than 15 minutes late?
15% chance · ±0 pts – · 24h
HOW SURE WE ARE Good. The odds now lean mostly on firmed-up weather forecasts.
WEATHER FORECASTS LIVE IN THE AIR 0% 10% 20% 30% 40% 21h 12h Now 6h Departs Lands