The distance between Sintra (Lisboa Region, Portugal) and Seattle (Washington, USA) is ca. 8.419,5 km (air line).
Distance between Sintra and other cities and places worldwide
Distance between Sintra and other major cities
Los Angeles9098.5 km
Vancouver8265.9 km- New York City5392.8 km
Mexico CIty8648.4 km
London1585.6 km
Paris1458.2 km
Berlin2319.5 km
Stockholm2991.6 km
Tokyo11152.1 km