ADD
Addis Ababa
Ethiopia
13,398 km
8,325 miles
FSI
Fort Sill
United States
Distance
13,398 km
8,325 mi / 7,235 nm
Est. Flight Time
17h
Ultra-long-haul route
Time Difference
-9h
Africa/Addis_Ababa
Heading
320°
northwest

Airport Comparison

ADD FSI
Airport Name Bole International Airport Henry Post Army Air Field (Fort Sill) Airport
IATA Code ADD FSI
ICAO Code HAAB KFSI
City Addis Ababa Fort Sill
Country Ethiopia United States
Timezone Africa/Addis_Ababa America/Chicago
Elevation 7,630 ft 1,188 ft
Coordinates 8.980000, 38.800000 34.650000, -98.400000

Addis Ababa (ADD) to Fort Sill (FSI) Flight Distance

The flight distance from Bole International Airport (ADD) in Addis Ababa, Ethiopia to Henry Post Army Air Field (Fort Sill) Airport (FSI) in Fort Sill, United States is 13,398 kilometers (8,325 miles / 7,235 nautical miles). The estimated flight time for this route is approximately 17h, 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 Ethiopia with United States. It is an intercontinental flight between Africa and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 01:49 in Addis Ababa, it's 16:49 in Fort Sill. With a 9-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 6,442 feet between the two airports. Henry Post Army Air Field (Fort Sill) Airport sits lower than Bole International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Fort Sill (FSI) to Addis Ababa (ADD) follows a heading of 51° (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 Bole International Airport (ADD) and Henry Post Army Air Field (Fort Sill) Airport (FSI) detail pages, or use our flight duration calculator to compare other routes.

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