The flight distance from Guam International Airport (GUM) in Guam, Guam to Sofia Airport (SOF) in Sofia, Bulgaria is 11,381 kilometers (7,072 miles / 6,145 nautical miles). The estimated flight time for this route is approximately 14h, flying northwest at a heading of 320°.

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

Time zone information: When it's 03:58 in Guam, it's 19:58 in Sofia. 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.

There is a significant elevation difference of 1,437 feet between the two airports. Sofia Airport sits higher than Guam International Airport.

The return flight from Sofia (SOF) to Guam (GUM) follows a heading of 58° (east northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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