✈ FCO → SEA
11H 37M IN A METAL TUBE. 5,672 MILES. EARN THE LEG.
Flight from Rome to Seattle
From Fiumicino (FCO), Italy Europe → Sea-Tac (SEA), USA North America
How long is the flight from Rome to Seattle?
A nonstop flight from Rome (FCO) to Seattle (SEA) takes about 11 hours 37 minutes, covering a great-circle distance of 5,672 miles (9,129 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
11h 37m
Nonstop, scheduled
Distance
5,672 mi
9,129 km · great-circle
Avg speed
786 km/h
Door-to-door including taxi
Time zones & jet lag
Rome timezone
UTC+2
Europe/Rome
Seattle timezone
UTC-7
America/Los_Angeles
Time difference
-9h
9 hours behind
Jet lag (rough)
~6.3d
Westward — easier
CO₂ footprint per passenger
Economy class, single passenger. Source: DEFRA 2024 averages.
This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.