sidneySidney was laid out in 1851 and was orinally to be named Dayton. The surveyors were boarding with the Milton Richards family. Richards wife suggested they rename the city for her hometown of Sidney, Ohio. The Sidney IowaThere is no bus or train service to Sidney, so your options are limited to taking a taxi or hiring a car. 1 Sidney City Airport (Sidney Municipal Airport), 14833 Sidney-Plattsville Rd, ☏ +1-937