Airports US FSI
Medium Airport
FSI
KFSI

🇺🇸 Henry Post Army Air Field

Fort Sill, US-OK, US 1189 ft America/Chicago
Updated Mar 9, 2026

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Henry Post Army Air Field (IATA: FSI, ICAO: KFSI) serves Fort Sill, US.
AirportRoutes · updated Mar 9, 2026
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Where is Henry Post Army Air Field located?

Henry Post Army Air Field is located in Fort Sill, US, at an elevation of 1189 ft. Its IATA code is FSI and ICAO code is KFSI.