The distance between Helsinki (Uusimaa, Finland) and Dayton (Ohio, USA) is ca. 7.177,7 km (air line).
Distance between Helsinki and other cities and places worldwide
Distance between Helsinki and other major cities
Los Angeles9008.4 km
Vancouver7510.6 km- New York City6612.2 km
Mexico CIty9841.4 km
London1821.4 km
Paris1909.5 km
Berlin1106.7 km
Stockholm396.8 km
Tokyo7825.8 km