The distance between Roskilde (Sjælland, Denmark) and Ulm (Baden-Württemberg, Germany) is ca. 817,7 km (air line).
Distance between Roskilde and other cities and places worldwide
Distance between Roskilde and other major cities
Los Angeles8985.6 km
Vancouver7634.1 km- New York City6155.9 km
Mexico CIty9483.7 km
London925.4 km
Paris1001.4 km
Berlin357.2 km
Stockholm544 km
Tokyo8721.9 km