| | |
 United States of America | |
| IATA code: | MDT |
| ICAO code: | KMDT |
| Elevation: | 310 feet / 94 m |
| Opened: | 1918 |
| Airport history: | |
| 1918 | Harrisburg-Olmsted Field, PA | |
| 1947 | Harrisburg-Olmsted AFB, PA | turned over to Harrisburg Int'l Airport, 1969 |
| 1969 | Harrisburg International Airport, PA | |
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