Overview of vector files of all US States flags. Download free flags as vector file. Vector files are made so that they can be enlarged to any size without loss of quality. You can also resize the vector files of the US States flags while keeping the result sharp. You can download EPS, AI, PDF and SVG files here. The images are of high quality and can be used free of charge for non-commercial and commercial use. Click on the USA flags and save your files for free.