St. Charles County Regional Airport - Smartt Field
6390 Grafton Ferry Rd
Portage des Sioux, MO 63373
The St. Charles County Regional Airport - Smartt Field is located in Portage des Sioux Missouri in St. Charles County and is owned by St. Charles County. The airfield is open to the public. Some of the services the airfield offers are a passenger terminal and lounge, flight training, aircraft rental and charters, aerial tours and sightseeing, aircraft hangers and tie-downs, pilot lounge and aviation fuel during regular business hours.