FLIGHT TIME / CALCULATED ESTIMATE
Rome ↗ Seattle
FCO / Rome–Fiumicino Leonardo da Vinci International AirportSEA / Seattle–Tacoma International Airport
MODELLED FLYING TIME11h 36mIllustrative estimate, not a scheduled flight
GREAT-CIRCLE DISTANCE9,130 kmGeographic straight-line distance
ROUTE CATEGORYInternationalOrigin and destination country records
How long is the flight?
The calculated airborne flight-time estimate between Rome (FCO) and Seattle (SEA) is approximately 11 hours and 36 minutes for a modelled route length of 9,130 km.
This is not a confirmed nonstop service or published airline schedule. Airlines can use different paths, and connection time, taxiing, winds, weather, airspace restrictions and operational delays can change the actual journey.
Reference coordinates
Departure: Rome–Fiumicino Leonardo da Vinci International Airport. Arrival: Seattle–Tacoma International Airport. Both airport-code and coordinate records are drawn from the site’s imported aviation dataset, with initial curated data used until refreshed.