| Airport Information |
|---|
| IATA Code | FSI |
| ICAO Code | KFSI |
| Type | medium airport |
| Name | Henry Post Army Air Field |
| Municipality | Fort Sill |
| Country | United States |
| Continent | NA |
| Latitude | 34.650° N |
| Longitude | -98.402° W |
| Elevation | 1189 ft |
| Climate Zone | Temperate |
| Scheduled Service | Yes |
| Score | 250 |
| Local Time | Loading... |
| Country & Timezone Info |
|---|
| Country | United States |
| ISO Code | |
| Region | Fort Sill |
| Continent Code | NA |
| IANA Timezone | America/New_York |
| UTC Offset (Standard) | UTC-5 |
| DST Offset | UTC-4 |
| Current Offset | -- |
🌬 Best Time to Fly
Recommended: May – September
Pleasant temperatures across most regions
Loading season...
Spring: Mar–MaySummer: Jun–AugAutumn: Sep–NovWinter: Dec–Feb
✈ Airlines Serving FSI
AA — American AirlinesDL — Delta Air LinesUA — United AirlinesWN — Southwest AirlinesAS — Alaska AirlinesB6 — JetBlueAC — Air Canada
🌡 Climate — Temperate (34.6°N)
* Approximate average temperatures by month based on temperate latitude zone
🗺 Location Map
🌏 Nearby Airports (Top 5)
| IATA | Name | City / Country | Distance (km) | Distance (mi) | Link |
|---|
| LAW | Lawton Fort Sill Regional Airport | Lawton, United States | 9.2 km | 5.7 mi | View → |
| DUC | Halliburton Field | Duncan, United States | 45.1 km | 28.0 mi | View → |
| FDR | Frederick Regional Airport | Frederick, United States | 62.8 km | 39.0 mi | View → |
| CHK | Chickasha Municipal Airport | Chickasha, United States | 63.6 km | 39.5 mi | View → |
| HBR | Hobart Regional Airport | Hobart, United States | 70.4 km | 43.7 mi | View → |
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