The distance between Gaithersburg (Maryland, USA) and Porto Alegre (Rio Grande do Sul, Brazil) is ca. 8.147,7 km (air line).
Distance between Gaithersburg and other cities and places worldwide
Distance between Gaithersburg and other major cities
Los Angeles3673.6 km
Vancouver3763.3 km- New York City332.1 km
Mexico CIty3035 km
London5894 km
Paris6161.4 km
Berlin6703.6 km
Stockholm6624.3 km
Tokyo10870.3 km