FTK
Fort Knox
United States
8,566 km
5,323 miles
SOF
Sofia
Bulgaria
Distance
8,566 km
5,323 mi / 4,626 nm
Est. Flight Time
11h
Long-haul route
Time Difference
+7h
America/New_York
Heading
45°
northeast

Airport Comparison

FTK SOF
Airport Name Godman Army Air Field Sofia Airport
IATA Code FTK SOF
ICAO Code KFTK LBSF
City Fort Knox Sofia
Country United States Bulgaria
Timezone America/New_York Europe/Sofia
Elevation 754 ft 1,742 ft
Coordinates 37.910000, -85.970000 42.700000, 23.410000

Fort Knox (FTK) to Sofia (SOF) Flight Distance

The flight distance from Godman Army Air Field (FTK) in Fort Knox, United States to Sofia Airport (SOF) in Sofia, Bulgaria is 8,566 kilometers (5,323 miles / 4,626 nautical miles). The estimated flight time for this route is approximately 11h, flying northeast at a heading of 45°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting United States with Bulgaria. It is an intercontinental flight between North America and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 08:36 in Fort Knox, it's 15:36 in Sofia. With a 7-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 Sofia (SOF) to Fort Knox (FTK) follows a heading of 310° (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 Godman Army Air Field (FTK) and Sofia Airport (SOF) detail pages, or use our flight duration calculator to compare other routes.

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