✈ LAX → FCO

12H 54M FLIGHT. YOU WILL CRY DURING A ROMCOM. IT'S FINE.

Flight time
12h 54m
Distance
6,340 mi
Or
10,203 km
Jet lag
9h

Flight from Los Angeles to Rome

From LAX (LAX), USA North America  →  Fiumicino (FCO), Italy Europe

↔ Flying the other way? Rome → Los Angeles

How long is the flight from Los Angeles to Rome?

A nonstop flight from Los Angeles (LAX) to Rome (FCO) takes about 12 hours 54 minutes, covering a great-circle distance of 6,340 miles (10,203 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Avg flight time

12h 54m

Nonstop, scheduled

Distance

6,340 mi

10,203 km · great-circle

Avg speed

791 km/h

Door-to-door including taxi

Time zones & jet lag

Los Angeles timezone

UTC-7

America/Los_Angeles

Rome timezone

UTC+2

Europe/Rome

Time difference

+9h

9 hours ahead

Jet lag (rough)

~9d

Eastward — worse

CO₂ footprint per passenger

Economy class, single passenger. Source: DEFRA 2024 averages.

✈ Flight 1510 kg CO₂
🚗 Car (alone) 1745 kg CO₂
🚆 Train 418 kg CO₂

This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.