The flight distance from Leonardo Da Vinci (Fiumicino) International Airport (FCO) in Rome, Italy to Guam International Airport (GUM) in Guam, Guam is 12,181 kilometers (7,569 miles / 6,577 nautical miles). The estimated flight time for this route is approximately 15h, flying northeast at a heading of 49°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting Italy with Guam. It is an intercontinental flight between Europe and Oceania. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 20:40 in Rome, it's 04:40 in Guam. With a 8-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from Guam (GUM) to Rome (FCO) follows a heading of 324° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Leonardo Da Vinci (Fiumicino) International Airport (FCO) and Guam International Airport (GUM) detail pages, or use our flight duration calculator to compare other routes.